CN114845300A - Intelligent scene vehicle control system and method based on Bluetooth communication - Google Patents
Intelligent scene vehicle control system and method based on Bluetooth communication Download PDFInfo
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- CN114845300A CN114845300A CN202210466410.XA CN202210466410A CN114845300A CN 114845300 A CN114845300 A CN 114845300A CN 202210466410 A CN202210466410 A CN 202210466410A CN 114845300 A CN114845300 A CN 114845300A
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- 238000004891 communication Methods 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 12
- 238000004378 air conditioning Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses an intelligent scene vehicle control system and method based on Bluetooth communication, wherein the vehicle control system comprises a vehicle end and a mobile phone end, and the mobile phone end comprises a scene editing unit, a Bluetooth key information request unit, a local storage unit and a mobile phone Bluetooth communication unit; the vehicle end comprises a vehicle end Bluetooth communication unit, an ECU (electronic control unit) and a vehicle control execution unit; the scene editing unit is used for editing scene modes; the Bluetooth key information request unit is used for acquiring Bluetooth key information from the cloud; the local storage unit is used for storing the Bluetooth key information and the scene mode; the mobile phone Bluetooth communication unit is used for Bluetooth communication and bidirectional authentication of a mobile phone end and a vehicle end, so that the Bluetooth key information and the vehicle control command of the mobile phone end can be conveniently transmitted to the vehicle end through the Bluetooth communication after the authentication is passed; the ECU is used for receiving vehicle control instructions; the vehicle control execution unit is used for receiving and executing vehicle control instructions. This car control system can improve the user and use the experience of cell-phone bluetooth key and feel, brings more convenience for the user uses the car.
Description
Technical Field
The invention belongs to the technical field of vehicle control, and particularly relates to an intelligent scene vehicle control system and method based on Bluetooth communication.
Background
The current mobile phone Bluetooth key is a new technology derived based on an entity key, and a user can complete vehicle control functions such as vehicle unlocking, ignition and the like through the mobile phone Bluetooth key in a scene without carrying the entity key.
However, it is slightly not intelligent enough to perform bluetooth vehicle control only in a point-to-point manner, and cannot meet the vehicle control service requirements of users in more scenes, so that it is a technical problem that those skilled in the art expect to solve to provide an intelligent bluetooth vehicle control technical scheme to improve the vehicle using experience of users.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the intelligent scene vehicle control system and method based on the Bluetooth communication, and the vehicle control system can improve the experience of using a mobile phone Bluetooth key by a user and bring more convenience for the user to use the vehicle.
The technical scheme of the invention is realized as follows:
an intelligent scene vehicle control system based on Bluetooth communication comprises a vehicle end and a mobile phone end, wherein the mobile phone end comprises a scene editing unit, a Bluetooth key information request unit, a local storage unit and a mobile phone Bluetooth communication unit; the vehicle end comprises a vehicle end Bluetooth communication unit, an ECU (electronic control unit) and a vehicle control execution unit.
The scene editing unit is used for editing, saving and deleting scene modes.
The Bluetooth key information request unit is used for acquiring Bluetooth key information from the cloud.
The local storage unit is used for storing the Bluetooth key information and the edited scene mode and outputting the scene mode to the mobile phone Bluetooth communication unit in the form of a vehicle control instruction.
The mobile phone Bluetooth communication unit is used for Bluetooth communication and bidirectional authentication of the mobile phone end and the vehicle end, and is convenient for transmitting the Bluetooth key information and the vehicle control command of the mobile phone end to the vehicle end through the Bluetooth communication after the authentication is passed.
The vehicle-end Bluetooth communication unit is used for establishing Bluetooth communication with the mobile phone Bluetooth communication unit to realize bidirectional authentication and instruction analysis.
And the ECU is used for receiving vehicle control instructions.
The vehicle control execution unit is used for receiving and executing vehicle control instructions.
Further, the ECU unit and the vehicle-end Bluetooth communication unit are in communication connection through a CAN.
Further, the vehicle control commands include, but are not limited to, one or more of unlatching, raising and lowering windows, opening a trunk, and flashing a whistle.
Further, the vehicle end further comprises a state feedback unit for feeding back an execution result of the vehicle control execution unit to the ECU unit.
The invention also provides an intelligent scene vehicle control method based on Bluetooth communication, which adopts the intelligent scene vehicle control system based on Bluetooth communication to control vehicles and specifically comprises the following steps:
s1: the user finishes editing the scene mode at the mobile phone end and stores the scene mode in the local storage unit;
s2: the mobile phone end requests the encrypted Bluetooth key information from the cloud end through HTTP communication, after the cloud end receives the request, whether the vehicle meets Bluetooth permission information is judged according to the consistency of the vehicle VIN transmitted by the mobile phone end and the vehicle VIN stored by the cloud end, if yes, the Bluetooth key information is returned and stored in a local storage unit, and if not, an error code is returned;
s3: the mobile phone end and the vehicle end are in Bluetooth connection, the Bluetooth key information is read from the local storage unit and sent to the vehicle end for bidirectional authentication, and after the authentication is passed, the scene mode stored by the mobile phone end is transmitted to the vehicle end Bluetooth communication unit in a vehicle control instruction form;
s4: the ECU receives a vehicle control instruction through CAN communication and transmits the vehicle control instruction to the vehicle control execution unit;
s5: and the vehicle control execution unit receives and executes the vehicle control command and feeds back an execution result to the ECU through the state feedback unit.
Further, the scene mode comprises one or more of unlocking, turning on a welcome lamp, air conditioning temperature, turning on car music, seat ventilation, seat heating and turning on an atmosphere lamp.
Further, the scene mode is stored in a local storage unit in a json character string mode.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the Bluetooth vehicle control scene mode is edited at the mobile phone end, and after the mobile phone end and the vehicle end complete Bluetooth connection and bidirectional authentication, the mobile phone end issues the vehicle control instruction of the vehicle control scene mode selected by the current user, so that the experience of using the mobile phone Bluetooth key by the user can be provided, and more convenience is brought to the user for using the vehicle.
Drawings
Fig. 1-structural framework diagram of the vehicle control system of the invention.
FIG. 2 is a flow chart of a vehicle control method according to the present invention.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
Referring to fig. 1, an intelligent scene vehicle control system based on bluetooth communication includes a vehicle end and a mobile phone end, where the mobile phone end includes a scene editing unit, a bluetooth key information request unit, a local storage unit, and a mobile phone bluetooth communication unit; the vehicle end comprises a vehicle end Bluetooth communication unit, an ECU (electronic control unit) and a vehicle control execution unit.
The scene editing unit is used for editing, saving and deleting scene modes.
The Bluetooth key information request unit is used for acquiring Bluetooth key information from the cloud.
The local storage unit is used for storing the Bluetooth key information and the edited scene mode and outputting the scene mode to the mobile phone Bluetooth communication unit in the form of a vehicle control instruction.
The mobile phone Bluetooth communication unit is used for Bluetooth communication and bidirectional authentication of the mobile phone end and the vehicle end, and is convenient for transmitting the Bluetooth key information of the mobile phone end and the vehicle control command to the vehicle end through Bluetooth communication after the authentication is passed.
The vehicle-end Bluetooth communication unit is used for establishing Bluetooth communication with the mobile phone Bluetooth communication unit to realize bidirectional authentication and instruction analysis.
And the ECU (vehicle-end electronic controller unit) is used for receiving vehicle control instructions.
The vehicle control execution unit is used for receiving and executing vehicle control instructions.
Under the condition that the network is normal, the Bluetooth key information request unit of the mobile phone end sends the Bluetooth key information after encryption to the cloud end through HTTP communication, the purpose of updating the Bluetooth key information in real time when the Bluetooth key is used every time is achieved, and the safety is improved.
In specific implementation, the ECU unit and the vehicle-end Bluetooth communication unit are in communication connection through a CAN.
In particular implementations, the vehicle control commands include, but are not limited to, one or more of unlatching, raising and lowering windows, opening a trunk, and flashing a whistle.
In specific implementation, the vehicle end further comprises a state feedback unit for feeding back an execution result of the vehicle control execution unit to the ECU unit.
An intelligent scene vehicle control method based on Bluetooth communication adopts the intelligent scene vehicle control system based on Bluetooth communication to control vehicles, and a flow chart of the intelligent scene vehicle control system based on Bluetooth communication is shown in figure 2, and specifically comprises the following steps:
s1: the user finishes editing the scene mode at the mobile phone end and stores the scene mode in the local storage unit;
s2: the mobile phone end requests the encrypted Bluetooth key information from the cloud end through HTTP communication, after the cloud end receives the request, whether the vehicle meets Bluetooth authority information is judged according to the consistency of the vehicle VIN transmitted by the mobile phone end and the vehicle VIN stored in the cloud end, if yes, the Bluetooth key information is returned and stored in a local storage unit, and if not, an error code is returned;
s3: the mobile phone end and the vehicle end are in Bluetooth connection through the mobile phone Bluetooth communication unit and the vehicle end Bluetooth communication unit, the Bluetooth key information is read from the local storage unit and sent to the vehicle end for bidirectional authentication, after the authentication is passed, the scene mode stored by the mobile phone end is transmitted to the vehicle end Bluetooth communication unit in the form of vehicle control instructions,
s4: the ECU receives a vehicle control instruction through CAN communication and transmits the vehicle control instruction to the vehicle control execution unit;
s5: and the vehicle control execution unit receives and executes the vehicle control command and feeds back an execution result to the ECU through the state feedback unit.
Therefore, a user can edit a scene mode at a mobile phone end in advance according to own signals, the mobile phone Bluetooth communication unit acquires Bluetooth key information from a local storage unit of the mobile phone end and takes out a Bluetooth MAC address of the Bluetooth MAC address to scan peripheral Bluetooth equipment, the vehicle-end Bluetooth communication unit always works with low energy consumption, when the mobile phone end is close to the vehicle end, Bluetooth connection can be established after scanning is finished, and after the connection is finished, the mobile phone end sends the Bluetooth key information to the vehicle-end Bluetooth communication unit through a Bluetooth channel and requests to establish a safety channel for bidirectional authentication. And then the scene mode in the local storage unit is sent to a vehicle end in the form of a vehicle control instruction, the vehicle end Bluetooth communication unit analyzes the vehicle control instruction, then the vehicle control instruction is sent to the ECU unit for processing through CAN communication, after the ECU unit receives the vehicle control instruction, the vehicle control instruction is distributed to the corresponding vehicle control execution unit and is executed by the vehicle control execution unit, an execution result is sent to the state feedback unit, and the state feedback unit processes the execution result into a corresponding CAN communication signal and returns the CAN communication signal to the ECU. Therefore, after the mobile end is close to the vehicle end, the vehicle is controlled according to the scene mode edited by the user, so that the experience of the user using the mobile phone Bluetooth key is improved, and more convenience is brought to the user for using the vehicle.
In specific implementation, the scene mode comprises one or more of unlocking, turning on a welcome lamp, air conditioning temperature, turning on car music, seat ventilation, seat heating and turning on an atmosphere lamp.
In this embodiment, each scene mode corresponds to an eight-bit binary instruction code, which is as follows: unlocking-00000001; turning on a welcome lamp-00000002; air conditioner temperature-00000003; opening vehicle music-00000004; seat ventilation-00000005; seat heating-00000006; atmosphere lamp-00000007. When the user edits the scene mode, the user can select a plurality of scenes to combine according to the preference of the user, and the scene mode can be edited by clicking and storing.
In specific implementation, the scene mode is stored in a local storage unit in a json character string mode.
Finally, it should be noted that the above-mentioned examples of the present invention are only examples for illustrating the present invention, and are not intended to limit the embodiments of the present invention. Variations and modifications in other variations will occur to those skilled in the art upon reading the foregoing description. Not all embodiments are exhaustive. All obvious changes and modifications of the present invention are within the scope of the present invention.
Claims (7)
1. An intelligent scene vehicle control system based on Bluetooth communication comprises a vehicle end and a mobile phone end, and is characterized in that the mobile phone end comprises a scene editing unit, a Bluetooth key information request unit, a local storage unit and a mobile phone Bluetooth communication unit; the vehicle end comprises a vehicle end Bluetooth communication unit, an ECU (electronic control unit) and a vehicle control execution unit;
the scene editing unit is used for editing, saving and deleting scene modes;
the Bluetooth key information request unit is used for acquiring Bluetooth key information from the cloud;
the local storage unit is used for storing the Bluetooth key information and the edited scene mode and outputting the scene mode to the mobile phone Bluetooth communication unit in the form of a vehicle control instruction;
the mobile phone Bluetooth communication unit is used for Bluetooth communication and bidirectional authentication of a mobile phone end and a vehicle end, and is convenient for transmitting Bluetooth key information and vehicle control instructions of the mobile phone end to the vehicle end through Bluetooth communication after the authentication is passed;
the vehicle-end Bluetooth communication unit is used for establishing Bluetooth communication with the mobile phone Bluetooth communication unit to realize bidirectional authentication and instruction analysis;
the ECU is used for receiving vehicle control instructions;
and the vehicle control execution unit is used for receiving and executing vehicle control instructions.
2. The intelligent scene vehicle control system based on Bluetooth communication of claim 1, wherein the ECU and the vehicle-end Bluetooth communication unit are connected through CAN communication.
3. The intelligent scene vehicle control system based on Bluetooth communication of claim 1, wherein the vehicle control command includes but is not limited to one or more of unlocking, lifting a window, opening a trunk, and flashing a whistle.
4. The intelligent scene vehicle control system based on Bluetooth communication of claim 1, wherein the vehicle end further comprises a state feedback unit for feeding back the execution result of the vehicle control execution unit to the ECU unit.
5. An intelligent scene vehicle control method based on Bluetooth communication is characterized in that the intelligent scene vehicle control system based on Bluetooth communication is adopted for vehicle control, and the method specifically comprises the following steps:
s1: the user finishes editing the scene mode at the mobile phone end and stores the scene mode in the local storage unit;
s2: the mobile phone end requests the encrypted Bluetooth key information from the cloud end through HTTP communication, after the cloud end receives the request, whether the vehicle meets Bluetooth authority information is judged according to the consistency of the vehicle VIN transmitted by the mobile phone end and the vehicle VIN stored in the cloud end, if yes, the Bluetooth key information is returned and stored in a local storage unit, and if not, an error code is returned;
s3: the mobile phone end and the vehicle end are in Bluetooth connection, the Bluetooth key information is read from the local storage unit and sent to the vehicle end for bidirectional authentication, and after the authentication is passed, the scene mode stored by the mobile phone end is transmitted to the vehicle end Bluetooth communication unit in a vehicle control instruction form;
s4: the ECU receives a vehicle control instruction through CAN communication and transmits the vehicle control instruction to the vehicle control execution unit;
s5: and the vehicle control execution unit receives and executes the vehicle control command and feeds back an execution result to the ECU through the state feedback unit.
6. The intelligent scene vehicle control method based on Bluetooth communication of claim 5, wherein the scene mode comprises one or more of unlocking, turning on a welcome lamp, air conditioning temperature, turning on car music, seat ventilation, seat heating, and turning on an atmosphere lamp.
7. The intelligent scene vehicle control method based on Bluetooth communication as claimed in claim 6, wherein the scene mode is stored in a local storage unit in a json character string manner.
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