CN108279397B

CN108279397B - Storage box position identification method, storage box position identification system, computer equipment and storage medium

Info

Publication number: CN108279397B
Application number: CN201711266994.1A
Authority: CN
Inventors: 程绍海; 彭志刚; 孙长国; 纪海娇
Original assignee: China Container Cold Cloud Beijing Cold Chain Technology Co ltd
Current assignee: China Container Cold Cloud Beijing Cold Chain Technology Co ltd
Priority date: 2017-12-05
Filing date: 2017-12-05
Publication date: 2021-02-12
Anticipated expiration: 2037-12-05
Also published as: CN108279397A

Abstract

The invention provides a storage tank position identification method, a storage tank position identification system, computer equipment and a computer readable storage medium, wherein a storage tank is arranged in a storage bin, and the storage tank position identification method comprises the following steps: determining at least one base station in a first preset range of the position of the storage bin, and acquiring signal parameters of each base station; determining a main base station having the greatest signal strength among the at least one base station, and determining a signal strength comparison list corresponding to the main base station; and determining the signal intensity of the storage bins corresponding to all the base stations, determining the position interval with the minimum deviation in the signal intensity comparison list according to the signal intensity, and determining that the positions of the storage bins in the storage bins are in the position interval with the minimum deviation. According to the technical scheme, the position of the storage tank can be identified in real time through the signal strength of the storage tank and all base stations and the signal strength comparison list, and the storage and transportation efficiency of the storage tank can be guaranteed while the position of the storage tank is identified.

Description

Storage box position identification method, storage box position identification system, computer equipment and storage medium

Technical Field

The present invention relates to the field of communications technologies, and more particularly, to a method for identifying a storage tank location, a storage tank location identification system, a computer device, and a computer-readable storage medium.

Background

The refrigerating turnover box can carry out long-time refrigerating storage and transportation on materials in the box and can realize undisturbed inspection of opening the box. The refrigerated container has high material value and strong transportation timeliness, so that extremely high requirements are provided for the geographical position positioning of the refrigerated container, particularly the geographical position positioning and the in-out state judgment in the warehouse in-out and in-out processes. Currently, the refrigerator self-positioning adopts GPRS (general packet Radio service) positioning equipment, and the positioning principle is that the positioning is carried out through a base station of a GPRS mobile network, the change condition of the self-positioning geographic position is monitored in real time, and the identification and confirmation of the refrigerator in-out posture are realized. However, the positioning error of the base station is large, the acquisition and identification of the base station are delayed, and the position of the refrigerating box cannot be monitored in real time.

In the prior art, a scheme that a GPS (global Position system) positioning device is installed on a refrigeration turnover box is provided, and the GPS positioning device is accurate in positioning, but a positioning system based on the GPS is greatly influenced by environmental factors, and particularly under an overhead bridge, a corner of a high building, a tunnel and the like, the positioning effect is greatly influenced, and even positioning cannot be performed.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art or the related art.

In view of the above, an object of the present invention is to provide a storage tank location identification method.

It is a further object of the present invention to provide a bin location identification system.

It is a further object of the present invention to provide a computer apparatus.

It is yet another object of the present invention to provide a computer-readable storage medium.

In order to achieve the above object, a first aspect of the present invention provides a method for identifying a location of a storage tank, where the storage tank is disposed in a storage warehouse, the method comprising: determining at least one base station in a first preset range of the position of the storage bin, and acquiring signal parameters of each base station; determining a main base station having the greatest signal strength among the at least one base station, and determining a signal strength comparison list corresponding to the main base station; and determining the signal intensity of the storage bins corresponding to all the base stations, determining the position interval with the minimum deviation in the signal intensity comparison list according to the signal intensity, and determining that the positions of the storage bins in the storage bins are in the position interval with the minimum deviation.

In the technical scheme, to determine the position of the storage tank, at least one base station in a first preset range of the position of the storage tank is determined, and it can be understood that the base station in the first preset range can normally communicate with the storage tank in the storage tank, and after the base station is determined, the signal parameter of each base station corresponding to the storage tank is obtained; then, selecting a base station with the maximum signal strength from the determined base stations as a main base station, namely, the position of the main base station is closest to the position of the storage box, and determining a signal strength comparison list corresponding to the main base station after determining the main base station, wherein the signal strength comparison list comprises sub-intervals corresponding to the main base station and signal strength information corresponding to the signal strength of each sub-interval and all the determined base stations, and the signal strength information corresponding to different sub-intervals is different from the signal strength information of all the determined base stations; and then, determining the signal intensity of the storage tank corresponding to all the determined base stations, and comparing the signal intensity corresponding to the storage tank with each subinterval in the signal intensity list, thereby determining the subinterval with the minimum deviation in the signal intensity list. In the technical scheme, only the signal strength of the storage tank and all base stations is determined, stable communication between the storage tank and all base stations is not needed, the accuracy is high, and the method and the device can be suitable for complex environments; meanwhile, the identification is rapid, the problems of hysteresis and the like do not exist, the position of the storage box can be monitored in real time, and the storage box can be managed conveniently; it should be noted that the storage box is located through the signal strength of the storage box and all base stations, so that the position of the storage box can be identified in real time no matter what state the storage box is in, no influence is caused on the transportation of the storage box in the identification process, and the storage and transportation efficiency of the storage box can be ensured while the position of the storage box is identified.

The signal strength information corresponding to the subinterval may be measured at least at one point on the boundary of the subinterval, or at least at one point inside the subinterval.

In the foregoing technical solution, preferably, the determining a main base station with the largest signal strength in at least one base station, and determining a signal strength comparison list corresponding to the main base station specifically include: acquiring the position of the main base station, and determining a second preset range taking the position of the main base station as a center; determining a plurality of first subintervals divided within a second preset range at a first preset precision; and generating a signal strength comparison list according to the signal strength between each first subinterval and all the base stations and the comparison result of a plurality of signal strengths corresponding to each first subintervals.

In the technical scheme, a main base station and a signal strength comparison list corresponding to the main base station are determined, specifically, the base station with the largest signal strength is selected as the main base station, after the main base station is determined, the position of the main base station is obtained, and a second preset range taking the position of the main base station as the center is determined, so that the warehouse is located in the second preset range taking the position of the main base station as the center; and then, dividing a second preset range with a first preset precision to obtain a plurality of first preset subintervals, comparing a plurality of signal strengths corresponding to all the first subintervals because different first subintervals are different from the signal strengths between all the base stations, and generating a signal strength comparison list according to the plurality of signal strengths between each first subinterval and all the base stations and comparison results of the plurality of signal strengths corresponding to each first subintervals, wherein the signal strength comparison list can be a proportional relation of the plurality of signal strengths between each first subinterval and all the base stations, and can also include a proportional relation and a specific numerical value of the plurality of signal strengths between each first subinterval and all the base stations. It should be noted that the higher the first predetermined accuracy is, the smaller the area of the first subinterval is, the higher the accuracy of the determined bin location interval is, and thus the first predetermined accuracy may be increased or decreased according to the requirement of the accuracy of the bin location interval.

Preferably, the second preset range is subjected to rectangular grid division with the first preset precision.

In the above technical solution, preferably, the method further includes: step a, determining a plurality of second subintervals divided within a second preset range at a second preset precision; b, determining a position interval with the minimum deviation corresponding to the first preset precision and a position distance between the position interval with the minimum deviation corresponding to the second preset precision; and c, judging whether the position distance is smaller than the preset distance or not, when the position distance is larger than or equal to the preset distance, improving second preset precision, repeating the step a and the step b, and determining that the position of the storage box in the storage bin is in the position interval with the minimum deviation until the position distance of the position interval with the minimum deviation determined twice is smaller than the preset distance, wherein the second preset precision is larger than the first preset precision.

In the technical scheme, in step a, a second preset range is divided by a second preset precision which is greater than the first preset precision to obtain a plurality of second subintervals corresponding to the second preset precision, and a signal strength comparison list corresponding to the second preset precision is generated according to the signal strength between each second subinterval and all base stations and the comparison result of the plurality of signal strengths corresponding to each second subintervals. And b, determining at least one position interval of the bin, corresponding to the second preset precision, with the minimum deviation according to the signal intensity comparison list corresponding to the second preset precision, determining the position distance between at least one position interval, corresponding to the first preset precision, with the minimum deviation and the position distance between at least one position interval corresponding to the second preset precision, wherein the obtained position distances can be one or more. C, judging whether the position distance is smaller than a preset distance, if one position distance is smaller than the preset distance, determining that the position of the storage box in the storage bin is in a position interval with the minimum deviation corresponding to the position distance at the moment when the precision of the position of the storage box meets the requirement; if all the position distances are larger than or equal to the preset distance, the precision of the position of the storage box does not meet the requirement at the moment, and the precision of the position of the storage box needs to be improved by improving the precision of dividing the second preset range, so that the step a and the step b are repeated, the second preset precision is improved, the second preset range is divided again according to the adjusted second preset precision until the position distance of the position interval with the minimum deviation determined twice is smaller than the preset distance, the precision of the position of the storage box meets the requirement at the moment, and the position of the storage box in the storage box is determined to be in the position interval with the minimum deviation. Therefore, the dividing precision of the second preset range can be adjusted according to the precision requirement, and the method can be suitable for working conditions with different precision requirements.

Wherein, preferably, the second preset range is subjected to rectangular grid division with a second preset precision.

In the above technical solution, preferably, the signal parameters specifically include: location area coding, cell coding, effective radius, base station location signal strength.

In this technical scheme, acquire the signal parameter of every base station, specifically, acquire the position district code, effective radius and the base station position signal intensity of every base station, be convenient for make the screening to the base station, select for the suitable base station of storage tank, improve the accuracy that storage tank position discerned.

The technical solution of the second aspect of the present invention provides a storage tank location identification system, including: storage storehouse is located to storage tank, and storage tank position identification system includes: the device comprises a parameter acquisition unit, a parameter acquisition unit and a parameter processing unit, wherein the parameter acquisition unit is used for determining at least one base station in a first preset range of the position of a storage bin and acquiring the signal parameter of each base station; a theoretical determination unit for determining a main base station having the greatest signal strength among the at least one base station, and determining a signal strength comparison list corresponding to the main base station; and the position determining unit is used for determining the signal intensity of the storage bins corresponding to all the base stations, determining a position interval with the minimum deviation in the signal intensity comparison list according to the signal intensity, and determining that the positions of the storage bins in the storage bins are in the position interval with the minimum deviation.

In the technical scheme, firstly, the parameter obtaining unit determines at least one base station in a first preset range of the position of the storage bin, and it can be understood that the base station in the first preset range can normally communicate with the storage bin in the storage bin, and after the base station is determined, the signal parameters of each base station corresponding to the storage bin are obtained; then, the theoretical determination unit selects a base station with the largest signal strength from the determined base stations as a main base station, namely the position of the main base station is closest to the position of the storage box, and determines a signal strength comparison list corresponding to the main base station after the main base station is determined, wherein the signal strength comparison list comprises subintervals corresponding to the main base station and signal strength information corresponding to the signal strength of each subinterval and all the determined base stations, and the signal strength information corresponding to different subintervals is different from the signal strength information of all the determined base stations; then, the position determining unit determines the signal strength of the storage tank corresponding to all the determined base stations, and compares the signal strength corresponding to the storage tank with each subinterval in the signal strength list, so as to determine the subinterval with the minimum deviation in the signal strength list. In the technical scheme, only the signal strength of the storage tank and all base stations is determined, stable communication between the storage tank and all base stations is not needed, the accuracy is high, and the method and the device can be suitable for complex environments; meanwhile, the identification is rapid, the problems of hysteresis and the like do not exist, the position of the storage box can be monitored in real time, and the storage box can be managed conveniently; it should be noted that the storage box is located through the signal strength of the storage box and all base stations, so that the position of the storage box can be identified in real time no matter what state the storage box is in, no influence is caused on the transportation of the storage box in the identification process, and the storage and transportation efficiency of the storage box can be ensured while the position of the storage box is identified.

In the above technical solution, preferably, the theoretical determination unit specifically includes: a range determination unit configured to acquire a position of the main base station and determine a second preset range centered on the position of the main base station; the range dividing unit is used for determining a plurality of first subintervals divided within a second preset range at a first preset precision; and a list generating unit for generating a signal strength comparison list according to the signal strength between each first subinterval and all base stations and the comparison result of the plurality of signal strengths corresponding to each first subintervals.

In the technical scheme, the theoretical determination unit specifically comprises a range determination unit, a range division unit and a list generation unit, wherein the range determination unit selects a base station with the maximum signal strength as a main base station, acquires the position of the main base station after determining the main base station, and determines a second preset range with the position of the main base station as the center, so that the warehouse is located in the second preset range with the position of the main base station as the center; the range dividing unit divides a second preset range with first preset accuracy to obtain a plurality of first preset subintervals, and since different first subintervals are different from the signal intensities of all base stations, the list generating unit compares the plurality of signal intensities corresponding to all the first subintervals, and generates a signal intensity comparison list according to the plurality of signal intensities between each first subinterval and all the base stations and the comparison result of the plurality of signal intensities corresponding to each first subinterval, where the signal intensity comparison list may be a proportional relationship of the plurality of signal intensities between each first subinterval and all the base stations, and may also include a proportional relationship and a specific numerical value of the plurality of signal intensities between each first subinterval and all the base stations. It should be noted that the higher the first predetermined accuracy is, the smaller the area of the first subinterval is, the higher the accuracy of the determined bin location interval is, and thus the first predetermined accuracy may be increased or decreased according to the requirement of the accuracy of the bin location interval.

Preferably, the range division unit performs rectangular grid division on the second preset range with the first preset precision.

In the foregoing technical solution, preferably, the position determining unit is specifically configured to perform the following steps: step a, determining a plurality of second subintervals divided within a second preset range at a second preset precision; b, determining a position interval with the minimum deviation corresponding to the first preset precision and a position distance between the position interval with the minimum deviation corresponding to the second preset precision; and c, judging whether the position distance is smaller than the preset distance or not, when the position distance is larger than or equal to the preset distance, improving second preset precision, repeating the step a and the step b, and determining that the position of the storage box in the storage bin is in the position interval with the minimum deviation until the position distance of the position interval with the minimum deviation determined twice is smaller than the preset distance, wherein the second preset precision is larger than the first preset precision.

In this technical solution, the position determining unit is specifically configured to perform the following steps: and a step a of dividing a second preset range by a second preset precision which is greater than the first preset precision to obtain a plurality of second subintervals corresponding to the second preset precision, and generating a signal strength comparison list corresponding to the second preset precision according to the signal strength between each second subinterval and all base stations and the comparison result of the plurality of signal strengths corresponding to each second subintervals. And b, determining at least one position interval with the minimum deviation corresponding to the second preset precision of the storage tank according to the signal intensity comparison list corresponding to the second preset precision, determining the position distance between the at least one position interval with the minimum deviation corresponding to the first preset precision and the at least one position interval with the minimum deviation corresponding to the second preset precision, and obtaining a plurality of position distances at the moment. C, judging whether the position distance is smaller than a preset distance, if one position distance is smaller than the preset distance, determining that the position of the storage box in the storage bin is in a position interval with the minimum deviation corresponding to the position distance at the moment when the precision of the position of the storage box meets the requirement; if all the position distances are larger than or equal to the preset distance, the precision of the position of the storage box does not meet the requirement at the moment, and the precision of the position of the storage box needs to be improved by improving the precision of dividing the second preset range, so that the step a and the step b are repeated, the second preset precision is improved, the second preset range is divided again according to the adjusted second preset precision until the position distance of the position interval with the minimum deviation determined twice is smaller than the preset distance, the precision of the position of the storage box meets the requirement at the moment, and the position of the storage box in the storage box is determined to be in the position interval with the minimum deviation. Therefore, the dividing precision of the second preset range can be adjusted according to the precision requirement, and the method can be suitable for working conditions with different precision requirements.

The technical solution of the third aspect of the present invention provides a computer device, which includes a memory, a processor, and a computer program stored on the memory and capable of running on the processor, and when the processor executes the computer program, the storage tank location identification method in any of the above technical solutions is implemented.

In this technical solution, when the processor in the computer device executes the computer program on the memory, the storage tank location identification method in any one of the above technical solutions can be implemented, the location of the storage tank can be identified in real time through the signal strength and the signal strength comparison list of the storage tank and all the base stations, there is no problem of lag, and there is no influence on the transportation of the storage tank in the identification process, and the storage and transportation efficiency of the storage tank can be ensured while identifying the location of the storage tank.

An aspect of the fourth aspect of the present invention provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the method for identifying a storage tank location in any one of the above aspects.

In this technical solution, when the computer program stored on the computer-readable storage medium is executed by the processor, the method for identifying the location of the storage tank in any one of the above technical solutions can be implemented, the location of the storage tank can be identified in real time through the signal strength and the signal strength comparison list of the storage tank and all the base stations, and there is no problem of delay, and there is no influence on the transportation of the storage tank in the identification process, and the storage and transportation efficiency of the storage tank can be ensured while identifying the location of the storage tank.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 shows a schematic flow diagram of the bin location identification method of embodiment 1;

fig. 2 shows a schematic flow diagram of the bin location identification method of embodiment 3;

fig. 3 shows a schematic flow diagram of the bin location identification method of embodiment 5;

fig. 4 shows a schematic structural diagram of the bin location identification system of embodiment 8;

fig. 5 shows a schematic structural view of the bin location identification system of embodiment 9;

fig. 6 shows a schematic configuration diagram of the computer device of embodiment 12.

Detailed Description

So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Example 1:

the bin location identification method as shown in fig. 1, comprising:

step S102, determining at least one base station in a first preset range of the position of the storage bin, and acquiring signal parameters of each base station;

step S104, determining a main base station with the maximum signal intensity in at least one base station, and determining a signal intensity comparison list corresponding to the main base station;

and S106, determining the signal intensity of the storage tank corresponding to all the base stations, determining a position interval with the minimum deviation in the signal intensity comparison list according to the signal intensity, and determining that the position of the storage tank in the storage tank is in the position interval with the minimum deviation.

Wherein, in this embodiment, the storage tank is for locating the cold-stored turnover case in the storage storehouse.

In this embodiment, in step S102, at least one base station in a first preset range of the location of the storage bin is determined, it can be understood that the base station in the first preset range can normally communicate with the refrigerated turnover box in the storage bin, and after the base station is determined, a signal parameter corresponding to the refrigerated turnover box of each base station is obtained; subsequently, step S104, selecting a base station with the largest signal intensity from the determined base stations as a main base station, that is, the position of the main base station is closest to the position of the refrigerated turnover box, determining a signal intensity comparison list corresponding to the main base station after determining the main base station, wherein the signal intensity comparison list comprises a sub-interval corresponding to the main base station and signal intensity information corresponding to the signal intensity of each sub-interval and all the determined base stations, and the signal intensity information corresponding to different sub-intervals is different from the signal intensity information of all the determined base stations, wherein the signal intensity information of the sub-intervals is measured by at least one measuring point inside the sub-interval; then, step S106 is performed to determine the signal strengths of the refrigerated turnover box corresponding to all the determined base stations, compare the signal strength corresponding to the refrigerated turnover box with each subinterval in the signal strength list, and determine the measurement point inside at least one subinterval with the smallest signal strength deviation corresponding to the refrigerated turnover box, thereby determining the subinterval with the smallest deviation in the signal strength list. In the technical scheme, only the signal strength of the refrigerating turnover box and all base stations is determined, stable communication between the refrigerating turnover box and all base stations is not needed, the influence of atmosphere, shelters and the like on the communication between the refrigerating turnover box and the base stations can be reduced, the accuracy is high, and the method and the device can be suitable for complex environments; meanwhile, the identification is rapid, the problems of lag and the like do not exist, the position of the refrigerating turnover box can be monitored in real time, and the management of the refrigerating turnover box is facilitated; it should be further noted that the refrigerated turnover box is positioned through the signal strength of the refrigerated turnover box and all base stations, so that the position of the refrigerated turnover box can be identified in real time no matter what state the refrigerated turnover box is in, the transportation of the refrigerated turnover box is not affected in the identification process, the storage and transportation efficiency of the refrigerated turnover box can be ensured while the position of the refrigerated turnover box is identified, the possibility that the articles in the refrigerated turnover box are overdue due to too low storage and transportation efficiency is reduced, furthermore, managers can be connected with the stock in real time through real-time monitoring of the refrigerated turnover box, and the adjustment strategy according to the stock in real time is facilitated, so that the stock is reasonably kept and controlled.

Example 2:

on the basis of embodiment 1, the signal strength information of the subinterval is measured from at least one measurement point on the subinterval boundary.

In this embodiment, when the signal intensity corresponding to the refrigeration container is compared with each subinterval in the signal intensity list, the subinterval with the smallest deviation in the signal intensity list is determined by determining the measurement point on at least one subinterval boundary where the signal intensity corresponding to the refrigeration container has the smallest deviation, and then the position of the refrigeration container in the storage bin is determined to be within the position interval corresponding to the subinterval with the smallest deviation, so that the positioning of the position of the refrigeration container is completed. The positioning of the refrigerating turnover box is realized according to at least one measuring point on the boundary of the subinterval, and the boundary between the subintervals is more accurate relative to the measuring point inside the subinterval, so that the accuracy of storage box position identification is increased.

It is noted that refrigerated storage cases include, but are not limited to, refrigerated tote boxes and other containers for holding and transporting goods.

Example 3:

the bin location identification method as shown in fig. 2, comprising:

step S202, determining at least one base station in a first preset range of the position of the storage bin, and acquiring signal parameters of each base station;

step S204, acquiring the position of the main base station with the maximum signal intensity, and determining a second preset range taking the position of the main base station as the center;

step S206, determining a plurality of first subintervals divided within a second preset range with a first preset precision;

step S208, generating a signal strength comparison list according to the signal strength between each first subinterval and all base stations and the comparison result of a plurality of signal strengths corresponding to each first subinterval;

step S210, determining the signal intensity of the storage tank corresponding to all the base stations, determining the position interval with the minimum deviation in the signal intensity comparison list according to the signal intensity, and determining that the position of the storage tank arranged in the storage tank is in the position interval with the minimum deviation.

In this embodiment, in step S202, at least one base station in a first preset range of the location of the storage bin is determined, it can be understood that the base station in the first preset range can perform normal communication with the storage bin in the storage bin, and after the base station is determined, the signal parameter corresponding to the storage bin of each base station is obtained; step S204, selecting the base station with the maximum signal intensity as a main base station, obtaining the position of the main base station after determining the main base station, and determining a second preset range taking the position of the main base station as the center, wherein the storage box is understood to be positioned in the second preset range taking the position of the main base station as the center; step S206, triangularly dividing the second preset range with the first preset precision to obtain a plurality of first preset subintervals, and since different first subintervals have different signal strengths from all base stations, step S208 compares the plurality of signal strengths corresponding to all first subintervals, and generates a signal strength comparison list according to the plurality of signal strengths between each first subinterval and all base stations and the comparison result of the plurality of signal strengths corresponding to each first subinterval, where the signal strength comparison list is a proportional relationship of the plurality of signal strengths between each first subinterval and all base stations. Step S210, determining the signal strengths of the storage bins corresponding to all the determined base stations, comparing the signal strength corresponding to the storage bins with each subinterval in the signal strength list, and determining the measurement point inside at least one subinterval with the smallest signal strength deviation corresponding to the storage bins, thereby determining the subinterval with the smallest deviation in the signal strength list. In the technical scheme, only the signal strength of the storage tank and all base stations is determined, stable communication between the storage tank and all base stations is not needed, the accuracy is high, and the method and the device can be suitable for complex environments; meanwhile, the identification is rapid, the problems of hysteresis and the like do not exist, the position of the storage box can be monitored in real time, and the storage box can be managed conveniently; it should be noted that the storage box is located through the signal strength of the storage box and all base stations, so that the position of the storage box can be identified in real time no matter what state the storage box is in, no influence is caused on the transportation of the storage box in the identification process, and the storage and transportation efficiency of the storage box can be ensured while the position of the storage box is identified.

The higher the first preset precision is, the smaller the area of the first subinterval is, the higher the precision of the determined location interval of the storage tank is, so that the first preset precision can be improved or reduced according to the requirement on the precision of the location interval of the storage tank, and particularly, when the storage tank needs to be determined to be located in a specific subarea of the storage tank or whether the storage tank is transported out of the storage tank, the first preset precision is improved, so that the precision of the location interval of the storage tank is improved, and the precision of the location interval of the storage tank can meet the requirement; when the storage tank is located in one of the storage bins and the storage bin corresponding to the storage tank needs to be determined, the first preset precision can be reduced, the storage bin corresponding to the storage tank can be judged, unnecessary calculation amount can be reduced, and the speed of identifying the location of the storage tank can be increased, wherein the strategy for adjusting the precision includes, but is not limited to, the scheme in the embodiment.

Example 4:

on the basis of embodiment 3, the signal strength comparison list includes a plurality of proportional relationships and specific numerical values of the signal strengths between each first subinterval and all base stations.

In this embodiment, when comparing the signal strength that the storage tank corresponds with every subinterval in the signal strength list, compare respectively through proportional relation and concrete numerical value respectively, can increase the position interval's of storage tank precision.

Example 5:

on the basis of embodiment 3, it is preferable that the second preset range is rectangularly divided according to the first preset precision.

In this embodiment, through carrying out the rectangle to the second predetermined scope and dividing, make the division of second predetermined scope more regular, the information coding and the calculation of being convenient for to be convenient for improve speed and the precision that storage tank position discerned.

Preferably, the second preset range is divided into squares according to the first preset precision.

It should be noted that the dividing manner of the second preset range includes, but is not limited to, triangle dividing and quadrilateral dividing.

Example 6:

the bin location identification method as shown in fig. 3, comprising:

step S302, determining at least one base station in a first preset range of the position of the storage bin, and acquiring the position area code, the cell code, the effective radius and the base station position signal strength of each base station;

step S304, acquiring the position of the main base station with the maximum signal intensity, and determining a second preset range taking the position of the main base station as the center;

step S306, determining a plurality of first subintervals divided within a second preset range with a first preset precision;

step S308, generating a signal strength comparison list corresponding to a first preset precision according to the signal strength between each first subinterval and all base stations and the comparison result of a plurality of signal strengths corresponding to each first subinterval;

step S310, determining the signal intensity of the storage tank corresponding to all base stations, and determining a position interval with the minimum deviation corresponding to the first preset precision in a signal intensity comparison list corresponding to the first preset precision according to the signal intensity;

step S312, determining a plurality of second subintervals divided within a second preset range with a second preset precision;

step S314, generating a signal strength comparison list corresponding to a second preset precision according to the signal strength between each second subinterval and the base station and the comparison result of a plurality of signal strengths corresponding to each second subinterval;

step S316, the signal strengths corresponding to all base stations according to the bins. Determining a position interval with the minimum deviation corresponding to the second preset precision in a signal strength comparison list corresponding to the second preset precision;

step S318, judging whether the position distance between the position intervals with the minimum deviation determined in two adjacent times is smaller than a preset distance, and generating a judgment result;

if the determination result is negative, the process goes to step S320 to increase the second predetermined accuracy, and the process goes to step S312 to step S318 again until the determination result is positive, and the process goes to step S322 to determine that the position of the bin disposed in the storage bin is within the location interval with the minimum deviation.

In this embodiment, step S302, at least one base station in a first preset range of the location of the storage bin is determined, it can be understood that the base station in the first preset range can perform normal communication with the storage bin in the storage bin, after the base station is determined, the location area code, the cell code, the effective radius, and the base station location signal strength corresponding to the storage bin of each base station are obtained, the base stations can be screened through the storage bin location area code, the cell code, the effective radius, and the base station location signal strength, and a suitable base station is selected to facilitate increasing the accuracy of storage bin location identification; step S304, selecting the base station with the maximum signal intensity as a main base station, obtaining the position of the main base station after determining the main base station, and determining a second preset range taking the position of the main base station as the center, wherein the storage box is understood to be positioned in the second preset range taking the position of the main base station as the center; step S306, dividing the second preset range with a first preset precision to obtain a plurality of first preset subintervals, where different first subintervals are different from the signal strengths of all the base stations, and therefore, step S308, comparing the plurality of signal strengths corresponding to all the first subintervals, and generating a signal strength comparison list corresponding to the first preset precision according to the plurality of signal strengths between each first subinterval and all the base stations and the comparison result of the plurality of signal strengths corresponding to each first subinterval, where the signal strength comparison list is a proportional relationship between the plurality of signal strengths between each first subinterval and all the base stations. Step S310, determining the signal intensity of the storage tank corresponding to all the determined base stations, comparing the signal intensity corresponding to the storage tank with each subinterval in a signal intensity list corresponding to a first preset precision, and determining a measuring point inside at least one subinterval with the minimum signal intensity deviation corresponding to the storage tank, so as to determine the subinterval with the minimum deviation in the signal intensity list corresponding to the first preset precision, namely determining the position interval with the minimum deviation corresponding to the first preset precision; step S312, dividing a second preset range by a second preset precision greater than the first preset precision to obtain a plurality of second subintervals corresponding to the second preset precision, and step S314, generating a signal strength comparison list corresponding to the second preset precision according to the signal strength between each second subinterval and all base stations and the comparison result of the plurality of signal strengths corresponding to each second subintervals. Step S316, determining at least one position interval with minimum deviation of the storage tank corresponding to the second preset precision according to the signal strength of the storage tank corresponding to all the base stations and a signal strength comparison list corresponding to the second preset precision, and step S318, judging whether the position distance of the position interval with minimum deviation determined twice in the adjacent steps is smaller than the preset distance, and generating a judgment result; specifically, when the second preset precision is used for dividing for the first time, the position distance between at least one position interval with the minimum deviation corresponding to the first preset precision and at least one position interval with the minimum deviation corresponding to the second preset precision is determined, at this time, the obtained position distance can be one or more, then whether the position distance is smaller than the preset distance is judged, if one position distance is smaller than the preset distance, at this time, the precision of the position of the storage box meets the requirement, at this time, the position of the storage box arranged in the storage bin is determined to be in the position interval with the minimum deviation corresponding to the position distance; if all the position distances are larger than or equal to the preset distance, the precision of the storage tank position does not meet the requirement at the moment, the step 320 is carried out, the second preset precision is improved, the step S312 to the step S318 are carried out again, the second preset range is divided again according to the adjusted second preset precision, then whether the position distance between the position intervals with the minimum deviation determined in two adjacent times is smaller than the preset distance is judged, until the judgment result is yes, namely the position distance between the position intervals with the minimum deviation determined in two adjacent times is smaller than the preset distance, the precision of the storage tank position meets the requirement at the moment, and the step S322 is carried out, and the storage tank position arranged in the storage tank is determined to be in the position interval with the minimum deviation. Thereby can adjust the division precision of the second scope of predetermineeing according to the required precision, can improve the precision that storage tank position was distinguished according to the nimble adjustment of the operating mode of different required precision.

Example 7:

on the basis of embodiment 6, the second preset range is subjected to rectangular division according to the second preset precision.

Example 8:

the bin location identification system 400 as shown in fig. 4 comprises:

a parameter obtaining unit 402, configured to determine at least one base station in a first preset range of a location of the storage bin, and obtain a signal parameter of each base station;

a theoretical determination unit 404 for determining a main base station having the largest signal strength among the at least one base station, and determining a signal strength comparison list corresponding to the main base station;

and the position determining unit 406 is configured to determine the signal strengths of the bins corresponding to all the base stations, determine a position interval with the minimum deviation in the signal strength comparison list according to the signal strengths, and determine that the positions of the bins in the storage bin are within the position interval with the minimum deviation.

In this embodiment, first, the parameter obtaining unit 402 determines at least one base station in a first preset range of the location of the storage bin, it can be understood that the base station in the first preset range can perform normal communication with the storage bin in the storage bin, and after determining the base station, obtains a signal parameter corresponding to the storage bin of each base station; subsequently, the theoretical determination unit 404 selects a base station with the largest signal strength from the determined base stations as a main base station, that is, the position of the main base station is closest to the position of the storage box, and determines a signal strength comparison list corresponding to the main base station after determining the main base station, wherein the signal strength comparison list includes sub-intervals corresponding to the main base station and signal strength information corresponding to the signal strength of each sub-interval and all the determined base stations, and the signal strength information corresponding to different sub-intervals is different from the signal strength information of all the determined base stations; then, the position determining unit 406 determines the signal strengths of the storage bins corresponding to all the determined base stations, and compares the signal strength corresponding to the storage bins with each subinterval in the signal strength list, thereby determining the subinterval with the smallest deviation in the signal strength list, and it can be understood that the smaller the deviation of the signal strength information corresponding to the subinterval is, the closer the storage bins are to the subinterval, and therefore, the position determining unit 406 determines that the storage bins located in the storage bins are located in the position interval corresponding to the subinterval with the smallest deviation, thereby completing the location of the storage bins, and facilitating the monitoring of the states of the storage bins.

In the embodiment, only the signal strength of the storage tank and all the base stations needs to be determined, the storage tank and all the base stations do not need to be stably communicated, the accuracy is high, and the method can be suitable for complex environments; meanwhile, the identification is rapid, the problems of hysteresis and the like do not exist, the position of the storage box can be monitored in real time, and the storage box can be managed conveniently; it should be noted that the storage box is located through the signal strength of the storage box and all base stations, so that the position of the storage box can be identified in real time no matter what state the storage box is in, no influence is caused on the transportation of the storage box in the identification process, and the storage and transportation efficiency of the storage box can be ensured while the position of the storage box is identified.

Example 9:

the bin location identification system 500 as shown in fig. 5 comprises:

a parameter obtaining unit 502, configured to determine at least one base station in a first preset range of a location where the storage bin is located, and obtain a signal parameter of each base station;

a range determination unit 504 for acquiring the position of the main base station, and determining a second preset range centered on the position of the main base station;

a range dividing unit 506, configured to determine to divide a plurality of first subintervals within a second preset range with a first preset precision;

a list generating unit 508, configured to generate a signal strength comparison list according to the signal strength between each first subinterval and all base stations, and the comparison result of the plurality of signal strengths corresponding to each first subintervals.

The location determining unit 510 is configured to determine the signal strengths of the bins corresponding to all the base stations, determine a location interval with the minimum deviation in the signal strength comparison list according to the signal strengths, and determine that the locations of the bins in the storage bin are within the location interval with the minimum deviation.

In this embodiment, first, the parameter obtaining unit 502 determines at least one base station in a first preset range of the location of the storage bin, it can be understood that the base station in the first preset range can normally communicate with the storage bin in the storage bin, and after the base station is determined, the base station obtains the location area code, the cell code, the effective radius, and the base station location signal strength of each base station corresponding to the storage bin, and through the storage bin location area code, the cell code, the effective radius, and the base station location signal strength, the base stations can be screened, and a suitable base station is selected to facilitate increasing the accuracy of storage bin location identification; the range determining unit 504 selects the base station with the largest signal strength as the main base station, obtains the position of the main base station after determining the main base station, and determines a second preset range centered on the position of the main base station, and it can be understood that the storage box is located in the second preset range centered on the position of the main base station; the range dividing unit 506 then divides the second preset range with the first preset precision to obtain a plurality of first preset subintervals, and since different first subintervals have different signal strengths from all base stations, the list generating unit 508 compares the plurality of signal strengths corresponding to all first subintervals, and generates a signal strength comparison list according to the plurality of signal strengths between each first subinterval and all base stations and the comparison result of the plurality of signal strengths corresponding to each first subinterval, where the signal strength comparison list may be a proportional relationship between the plurality of signal strengths between each first subinterval and all base stations, and may also include a proportional relationship and a specific numerical value between the plurality of signal strengths between each first subinterval and all base stations. It should be noted that the higher the first predetermined accuracy is, the smaller the area of the first subinterval is, the higher the accuracy of the determined bin location interval is, and thus the first predetermined accuracy may be increased or decreased according to the requirement of the accuracy of the bin location interval. Then, the position determining unit 510 determines the signal strengths of the storage bins corresponding to all the determined base stations, and compares the signal strength corresponding to the storage bins with each subinterval in the signal strength list, thereby determining the subinterval with the smallest deviation in the signal strength list, and it can be understood that the smaller the deviation of the signal strength information corresponding to the subinterval is, the closer the storage bins are to the subinterval, and therefore, the position determining unit 510 determines that the storage bins located in the storage bins are located in the position interval corresponding to the subinterval with the smallest deviation, thereby completing the location of the storage bins, and facilitating the monitoring of the states of the storage bins.

Example 10:

on the basis of embodiment 8 or 9, the position determination unit is specifically configured to perform the following steps: step a, determining a plurality of second subintervals divided within a second preset range at a second preset precision; b, determining a position interval with the minimum deviation corresponding to the first preset precision and a position distance between the position interval with the minimum deviation corresponding to the second preset precision; and c, judging whether the position distance is smaller than the preset distance or not, when the position distance is larger than or equal to the preset distance, improving second preset precision, repeating the step a and the step b, and determining that the position of the storage box in the storage bin is in the position interval with the minimum deviation until the position distance of the position interval with the minimum deviation determined twice is smaller than the preset distance, wherein the second preset precision is larger than the first preset precision.

In this embodiment, the position determining unit is specifically configured to perform the following steps: and a step a of dividing a second preset range by a second preset precision which is greater than the first preset precision to obtain a plurality of second subintervals corresponding to the second preset precision, and generating a signal strength comparison list corresponding to the second preset precision according to the signal strength between each second subinterval and all base stations and the comparison result of the plurality of signal strengths corresponding to each second subintervals. And b, determining at least one position interval with the minimum deviation corresponding to the second preset precision of the storage tank according to the signal intensity comparison list corresponding to the second preset precision, determining the position distance between the at least one position interval with the minimum deviation corresponding to the first preset precision and the at least one position interval with the minimum deviation corresponding to the second preset precision, and obtaining a plurality of position distances at the moment. C, judging whether the position distance is smaller than a preset distance, if one position distance is smaller than the preset distance, determining that the position of the storage box in the storage bin is in a position interval with the minimum deviation corresponding to the position distance at the moment when the precision of the position of the storage box meets the requirement; if all the position distances are larger than or equal to the preset distance, the precision of the position of the storage box does not meet the requirement at the moment, and the precision of the position of the storage box needs to be improved by improving the precision of dividing the second preset range, so that the step a and the step b are repeated, the second preset precision is improved, the second preset range is divided again according to the adjusted second preset precision until the position distance of the position interval with the minimum deviation determined twice is smaller than the preset distance, the precision of the position of the storage box meets the requirement at the moment, and the position of the storage box in the storage box is determined to be in the position interval with the minimum deviation. Therefore, the dividing precision of the second preset range can be adjusted according to the precision requirement, and the method can be suitable for working conditions with different precision requirements.

Example 11:

the computer device 600 shown in fig. 6 comprises a memory 602, a processor 604 and a computer program stored in the memory 602 and executable on the processor 604, wherein the processor 604 implements the bin location identification method in any of the above-mentioned embodiments when executing the computer program.

In this embodiment, when the processor 604 in the computer device 600 executes the computer program on the memory 602, the method for identifying the location of the storage tank in any of the above technical solutions can be implemented, the location of the storage tank can be identified in real time through the signal strength of the storage tank and all the base stations and the signal strength comparison list, so that the problems such as delay do not exist, meanwhile, no influence is caused on the transportation of the storage tank in the identification process, and the storage and transportation efficiency of the storage tank can be ensured while the location of the storage tank is identified.

Example 12:

the present embodiment provides a computer-readable storage medium, on which a computer program is stored, and the computer program is executed by a processor to implement the storage tank location identification method in any of the above technical solutions.

In this embodiment, when the computer program stored in the computer-readable storage medium is executed by the processor, the method for identifying the location of the storage tank in any of the above technical solutions can be implemented, the location of the storage tank can be identified in real time through the signal strength and the signal strength comparison list of the storage tank and all the base stations, the problem of delay and the like does not exist, meanwhile, no influence is caused on the transportation of the storage tank in the identification process, and the storage and transportation efficiency of the storage tank can be ensured while the location of the storage tank is identified.

The technical scheme of the invention is explained in detail by combining the drawings, the position of the storage tank can be identified in real time through the signal strength and signal strength comparison lists of the storage tank and all base stations, the problems of delay and the like do not exist, the transportation of the storage tank is not influenced in the identification process, and the storage and transportation efficiency of the storage tank can be ensured while the position of the storage tank is identified.

The steps in the method of the invention can be sequentially adjusted, combined and deleted according to actual needs.

The units in the device of the invention can be merged, divided and deleted according to actual needs.

It will be understood by those skilled in the art that all or part of the steps in the methods of the embodiments described above may be implemented by hardware instructions of a program, and the program may be stored in a computer-readable storage medium, where the storage medium includes Read-Only Memory (ROM), Random Access Memory (RAM), Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (EPROM), One-time Programmable Read-Only Memory (OTPROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), Compact Disc Read-Only Memory (CD-ROM), or other Memory, such as a magnetic disk, or a combination thereof, A tape memory, or any other medium readable by a computer that can be used to carry or store data.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The storage box position identification method is characterized in that the storage box is arranged in a storage bin, and comprises the following steps:

determining at least one base station in a first preset range of the position of the storage bin, and acquiring a signal parameter of each base station;

determining a master base station having a maximum signal strength among the at least one base station, and determining a signal strength comparison list corresponding to the master base station;

determining the signal intensity of the storage bins corresponding to all the base stations, determining a position interval with the minimum deviation in the signal intensity comparison list according to the signal intensity, and determining that the positions of the storage bins in the storage bins are in the position interval with the minimum deviation;

the determining, among the at least one base station, a master base station having a maximum signal strength and determining a signal strength comparison list corresponding to the master base station specifically includes:

acquiring the position of a main base station, and determining a second preset range taking the position of the main base station as a center;

determining a plurality of first subintervals within the second preset range divided by a first preset precision;

generating a signal strength comparison list according to the signal strength between each first subinterval and all the base stations and the comparison result of a plurality of signal strengths corresponding to each first subintervals;

the method further comprises the following steps:

step a, determining a plurality of second subintervals obtained by performing rectangular grid division on a second preset range at a second preset precision;

b, determining a position interval with the minimum deviation corresponding to the first preset precision and a position distance between the position interval with the minimum deviation corresponding to the second preset precision;

and c, judging whether the position distance is smaller than a preset distance, when the position distance is larger than or equal to the preset distance, improving the second preset precision, repeating the step a and the step b until the position distance between the position intervals with the minimum deviation determined in two adjacent times is smaller than the preset distance, and determining that the position of the storage box in the storage bin is in the position interval with the minimum deviation.

2. -method for identifying a bin location according to claim 1,

the second predetermined accuracy is greater than the first predetermined accuracy.

3. -method according to claim 1 or 2, characterized in that said signal parameters comprise in particular: location area coding, cell coding, effective radius, base station location signal strength.

4. The utility model provides a storage tank position identification system, its characterized in that, storage storehouse is located to storage tank, storage tank position identification system includes:

the parameter acquisition unit is used for determining at least one base station in a first preset range of the position of the storage bin and acquiring the signal parameter of each base station;

a theoretical determination unit for determining a main base station having the largest signal strength among the at least one base station, and determining a signal strength comparison list corresponding to the main base station;

the position determining unit is used for determining the signal intensity of the storage bins corresponding to all the base stations, determining a position interval with the minimum deviation in the signal intensity comparison list according to the signal intensity, and determining that the positions of the storage bins in the storage bins are in the position interval with the minimum deviation;

the theoretical determination unit specifically includes:

a range determination unit configured to acquire a position of a main base station and determine a second preset range centered on the position of the main base station;

the range dividing unit is used for determining that a plurality of first subintervals in the second preset range are divided at a first preset precision;

a list generating unit, configured to generate a signal strength comparison list according to a signal strength between each of the first subintervals and all of the base stations and a comparison result of a plurality of signal strengths corresponding to each of the first subintervals;

the position determination unit is specifically configured to perform the following steps:

5. The bin location identification system according to claim 4,

6. -identification system according to claim 4 or 5, characterized in that said signal parameters comprise in particular: location area coding, cell coding, effective radius, base station location signal strength.

7. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the bin location identification method according to any of claims 1 to 3 when executing the computer program.

8. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the method for bin location identification according to any one of claims 1 to 3.