CN1054719C

CN1054719C - Electricity-saving method for telephone set and apparatus thereof

Info

Publication number: CN1054719C
Application number: CN98106472A
Authority: CN
Inventors: 朱门富; 茆帮华
Original assignee: Inventec Corp
Current assignee: Inventec Corp
Priority date: 1998-04-07
Filing date: 1998-04-07
Publication date: 2000-07-19
Anticipated expiration: 2018-04-07
Also published as: CN1193231A

Abstract

The present invention relates to an electricity-saving method of a telephone and a device. The device comprises a central processing unit (CPU) and a read only memory (ROM), wherein the CPU is used for receiving signals transmitted by a speech circuit and a dialling circuit and can be switched in different states; the ROM is connected with the CPU, and a fixed program is stored in the ROM. By using the circuits, the CPU can detect the condition when a telephone is operated at low power; simultaneously, a high-frequency oscillator can be switched into a state of temporarily stopping action. When the telephone is changed into the other high-power operation state, the action of the high-frequency oscillator which temporarily stops action can be restored.

Description

Electricity-saving method for telephone set and device thereof

The present invention is relevant for a kind of electricity saving method and device, particularly relevant for a kind of electricity-saving method for telephone set and device that is used on the telephone set.

Please refer to shown in Figure 1, Fig. 1 is the calcspar of a conventional telephone set system (for example: the model that Inventec Malaysia company produces is the telephone set of T2983), when external signal is transmitted by telephone wire 1, send the tinkle of bells via bell circuit 9, those who answer picks up microphone 2 at this moment, make

circuit

21 and 22 conductings (when microphone 2 hangs up, this

circuit

21 and 22 is and opens circuit), those who answer exchanges information with the other side by telephone wire 1 through ac/dc matched impedance 3 via speech line 4 through microphone (MIC) 41 and loudspeaker 42 signal of sounding again.

Central processing unit in Fig. 1 (CPU) 6 only is the processor of a tool simple functions, it can send signal to drive high-frequency oscillating circuits 7 and low-frequency oscillatory network 8 simultaneously, this low-frequency oscillatory network 8 is in order to produce the clock pulse than low frequency, to keep some lower powered substantially runnings of phone, the for example running of speech line 4, the detection of keyboard signal etc., high-frequency oscillating circuits 7 is then in order to produce the clock pulse of higher-frequency, to safeguard some high-power runnings of phone, for example work as the user and key in some special instructions by keyboard (not being shown among the figure), again via the transmission of dial line 5, make phone do the running of some specific functions, the different designs of the equal speech reading machine of these specific functions and difference is arranged, the memory of for example the data compression being restored, transfer analog signal to digital signal etc.

But in above-mentioned running, be not all to be to carry out simultaneously, that is to say, the user may only be to use lower powered operation, for example, it only is the action of doing conversation by speech line 4, this moment, the high-frequency oscillating circuits 7 of phone machine also operated, thereby make phone still do high-power operation, this be because, in the regular phone machine, as long as phone one is open-minded, because it will respond the operational requirements of telephone set different capacity at any time, so its inner high-frequency oscillating circuits 7 all is in the situation of running simultaneously with low-frequency oscillatory network 8, unless telephone set network is closed, otherwise high-frequency oscillating circuits 7 all can turn round down with low-frequency oscillatory network 8 always, and in fact, this only is to waste electric power, this shows that some high power telephone set air times with many superpower auxiliary functions are very long and don't does under the situation of utilization of other function that especially severe especially seems.

In addition, also has a kind of situation, because at present general multi-function phone, as long as microphone is picked up, just can do some multi-functional operations, at this moment, might not be and the other side's conversation, that is to say only to have a side microphone to mention, but because as long as microphone is taken up, its inner high-frequency oscillating circuits 7 is just in running, and when the user uses desire microphone hung back, but when microphone not being hung up properly, its inner high-frequency oscillating circuits 7 is still turning round always, and waste electric power situation is well imagined.

Therefore main purpose of the present invention is to provide a kind of electricity-saving method for telephone set and device, and telephone set is not being used under the high-power operation situation, promptly closes the circuit of inner HFS, to save the electric power of telephone set.

Secondary objective of the present invention is to provide a kind of electricity-saving method for telephone set and device, it has intelligent arbitration functions, can make when telephone set by a kind of when not using high-power running to change into to use high-power running, can in time recover the circuit operation of the HFS of inside, and not lose original function.

For reaching purpose of the present invention, electricity-saving method for telephone set of the present invention, it comprises central processing unit with tradition, speech line, dial line, central processing unit in the telephone set network of low-frequency oscillatory network and high-frequency oscillating circuits removes, add a CPU again, the read-only memory of one internal reservoir fixed routine, make telephone set when doing lower powered operation, CPU can detect this situation, high-frequency oscillating circuits can be switched to a kind of operate condition that temporarily stops simultaneously, and when telephone set is altered to high-power mode of operation, can make the above-mentioned high-frequency oscillating circuits that temporarily stops moving recover action again; When the low-power of above-mentioned telephone set, high power operation continued to change, CPU also can switch to high-frequency generator in good time and temporarily stop the state that to move, recover to move.

Telephone set electricity saver of the present invention, its central processing unit that tradition is comprised in the telephone set network of central processing unit, speech line, dial line, low-frequency oscillatory network and high-frequency oscillating circuits removes, and adds column circuits down again:

One CPU is connected with above-mentioned speech line, dial line, low-frequency oscillatory network and high-frequency oscillating circuits, and receives the signal that speech line, dial line transmit, and can make different states switches;

One read-only memory connects the internal reservoir fixed routine with above-mentioned CPU;

Utilize above circuit, make when telephone set when doing lower powered operation, CPU can detect this situation, high-frequency oscillating circuits can be switched to a kind of state of moving of temporarily stopping simultaneously, and when telephone set is altered to another high-power mode of operation, can make the above-mentioned high-frequency oscillating circuits that temporarily stops moving recover action again; When the low-power of above-mentioned telephone set, high power operation continued to change, CPU also can switch to high-frequency generator in good time and temporarily stops action, recovers operate condition.

Fig. 1 is the conventional telephone set system block diagrams.

Fig. 2 is the system block diagrams of telephone set electricity saver of the present invention.

Fig. 3 is the flowchart of telephone set electricity saver of the present invention.

See also shown in Figure 2, it is for the system block diagrams of telephone set electricity saver of the present invention, when external signal is transmitted by telephone wire 10, send the tinkle of bells via ringing letter bell circuit 90, those who answer picks up microphone 20 this moment, make

circuit

21 and 22 conductings (when microphone 20 hung up, this

circuit

21 and 22 was and opens circuit), those who answer exchanges information with the other side by telephone wire 10 through ac/dc matched impedance 30 via speech line 40 through MIC 41 and loudspeaker 42 signal of sounding again.

(1) only doing the running of conversation or other low-power as both sides (as the detection of keyboard signal, the transmission of voice signal) time, this moment, CPU 60 meetings received the signal that is transmitted by speech line 40 or dial line 50, it is to do the low-power running at present that CPU 60 utilizes the program in the read-only memory (ROM) 63 to judge telephone set, CPU 60 can be sent signal high-frequency oscillating circuits 70 was temporarily shut down this moment, and only by low-frequency oscillatory network 80 runnings, because high-frequency oscillating circuits 70 is understood CD-ROM drive motor or other load device (all not being shown among the figure) running, and can reach the function of power saving.

(2) when phone changes over high-power running by the running of above-mentioned (one) low-power, for example, data is compressed the memory of restoring, transfer module by signal to digital signal, the user dials in signal by dial line 50, user's (these actions all are some basic telephone lines actions) when 62 some special instructions of input are done the running of specific function in the input unit (keyboard), this moment, CPU 60 meetings received the signal that is transmitted by dial line 50 or input unit (keyboard) 62, it is to do the high power running at present that CPU 60 utilizes the program in the read-only memory (ROM) 63 to judge telephone set, CPU 60 can be sent signal and made high-frequency oscillating circuits 70 recover running this moment, made the function of whole telephone line can not lose the running of its function; RAM in Fig. 2 is used for keeping in the signal that is transmitted by dial line 50 or input unit (keyboard) 62, and LCD61 then can demonstrate present function situation.

Please refer to shown in Figure 3, it is a telephone set electricity saver operational flowchart of the present invention, at first, system is not energising (step 200) as yet, then system's energising (step 201) system that makes will come into operation, this moment, whole system was done initialization operation (step 202) earlier, the data in RAM 64 and the LCD 61 that makes is initialised, when (this viewable design different and different time) do not have high-power actuating signal input through after a while (step 203), whole telephone system can be turned off high-frequency circuit (step 204), otherwise, then go to handle the action (step 207) of high frequency, when there is the signal input of high frequency action in system (step 205), then opens high-frequency circuit (step 206) and go to handle high frequency action (step 207).

Utilize method of the present invention and circuit, can make when telephone set only when doing lower powered running, CPU 60 can detect this situation, high-frequency oscillating circuits 70 can be switched to a kind of state of moving of temporarily stopping simultaneously, and when telephone set is altered to another high-power operating state, can make the above-mentioned high-frequency generator 70 that temporarily stops moving recover action again; The low-power of above-mentioned telephone set, high power operate when continuing to change, CPU 60 also can switch to high-frequency oscillating circuits 70 in good time and temporarily stop the state that to move, recover to move, makes the whole operation process of telephone set meet the function that environmental protection can reach power saving.

The above is preferred embodiment of the present invention only, is not in order to limit claim of the present invention; All other do not break away from the equivalence of being finished under the disclosed spirit and changes or modification, all should be included in the application's claim.

Claims

1. electricity-saving method for telephone set, it comprises central processing unit with tradition, speech line, dial line, central processing unit in the telephone set network of low-frequency oscillatory network and high-frequency oscillating circuits removes, add a CPU again, the read-only memory of one internal reservoir fixed routine, make telephone set when doing lower powered operation, CPU can detect this situation, high-frequency oscillating circuits can be switched to a kind of operate condition that temporarily stops simultaneously, and when telephone set is altered to high-power mode of operation, can make the above-mentioned high-frequency oscillating circuits that temporarily stops moving recover action again;

When the low-power of above-mentioned telephone set, high power operation continued to change, CPU also can switch to high-frequency generator in good time and temporarily stop the state that to move, recover to move.

2. telephone set electricity saver, its central processing unit that tradition is comprised in the telephone set network of central processing unit, speech line, dial line, low-frequency oscillatory network and high-frequency oscillating circuits removes, and adds column circuits down again:

3. telephone set electricity saver as claimed in claim 2 is characterized in that, also comprises a LCD screen and is connected with above-mentioned CPU, and it receives the signal that CPU transmitted, to demonstrate the present mode of operation of telephone set.

4. telephone set electricity saver as claimed in claim 2, it is characterized in that, also comprising an input unit is connected with above-mentioned CPU, the user utilizes the input unit input signal, enter CPU, CPU can respond different input signals makes telephone set make different feature operations.

5. telephone set electricity saver as claimed in claim 4 is characterized in that, also comprises a random access memory (RAM) and is connected with above-mentioned CPU, and it is kept in by the input unit input via the signal that CPU transmitted.

6. telephone set electricity saver as claimed in claim 4 is characterized in that, this input unit is a keyboard.

7. telephone set electricity saver as claimed in claim 2, it is characterized in that, this low-power operation is different because of the design of each different telephone set difference in functionalitys, can be the simple functions of only making phone, exports data to the detection of screen, keyboard signal, the transmission of voice signal

8. telephone set electricity saver as claimed in claim 2 is characterized in that, this high power operation is different because of the design of each different telephone set difference in functionalitys, can be analog signal is changed into digital signal, data is compressed the memory of restoring.