CN101087134A - Electronic device with idle function and idle power supply system and power supply method - Google Patents
Electronic device with idle function and idle power supply system and power supply method Download PDFInfo
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- CN101087134A CN101087134A CN 200610087106 CN200610087106A CN101087134A CN 101087134 A CN101087134 A CN 101087134A CN 200610087106 CN200610087106 CN 200610087106 CN 200610087106 A CN200610087106 A CN 200610087106A CN 101087134 A CN101087134 A CN 101087134A
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- power supply
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Abstract
A kind of standby power supplying system fits for electronic device which includes electricity energy consumption device. The standby power supplying system includes signal inductor, standby power, switch circuit, charging circuit and power control unit. The signal inductor receives system starting signal, and generates charging signal and power starting signal based on system starting signal. The standby power provides power source needed by the signal inductor. The switch circuit receives charging signal and connects at the preset time. When the switch circuit is in state of connection, and the charging circuit is charged to preset voltage, the charging circuit starts power control unit to receive power starting signal, and power control unit starts power supplier based on power starting signal, the power supplier provides operation voltage to the electricity energy consumption device.
Description
Technical field
The present invention relates to a kind of electronic installation and idle power supply system and method for supplying power to thereof, and be particularly related to a kind of electronic installation with idle function and idle power supply system and method for supplying power to thereof of saving awaiting electric energy with idle function.
Background technology
With reference to Figure 1A, it is the calcspar of the traditional electronic installation with idle function.Electronic installation 100 is consumption electronic products such as LCD TV, projector, computer screen for example, and it comprises idle power supply system 110, relay 120 and electricity energy consumption 130.Wherein, idle power supply system 110 comprises standby power transducer 112, signal inductor 114, power control unit 116 and control unit 118.Under holding state, standby power transducer 112 receives alternating voltages input AC, and alternating voltage is imported AC is converted to the first direct voltage V respectively
CC1With the second direct voltage V
CC2Wherein, the first direct voltage V
CC1Be used to provide signal inductor 114 needed under normal operation voltage, and the second direct voltage V
CC2Be used to provide power control unit 116 needed under normal operation voltage.Signal inductor 114 receives the system boot signal S1 that remote controller 10 is transmitted, and produces control signal S2 to be passed to power control unit 116 according to system boot signal S1.Power control unit 116 is exported enabling signal S3 to control unit 118 according to control signal S2.
With reference to Figure 1B, it is the circuit diagram of the control unit of traditional idle power supply system.Control unit 118 comprises electric capacity 181 and bipolar npn transistor (BJT) 182.Electric capacity 181 receiving system starting-up signal S3, and charge according to the system boot signal.And bipolar npn transistor 182 after electric capacity 181 is finished charging, is connected bipolar npn transistor 182 as switch thus, and output Control current I
CTo relay 120.Relay 120 receives Control current I
CAnd be switched on thus.Power-supply unit 122 receives alternating voltage input AC according to the relay of connecting 120, and is converted into electronic installation 100 necessary operations voltage V
CCTo input to electricity energy consumption 130, shown in Figure 1A.Yet idle power supply system 110 is when underloading, and efficient is low, has also consumed many awaiting electric energies.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of electronic installation and idle power supply system and method for supplying power to thereof with idle function, reduce the electric energy of electronic installation required consumption when standby effectively, make electronic installation meet the requirement of low power consuming with idle function with idle function.
According to purpose of the present invention, a kind of idle power supply system is proposed, be applicable to electronic installation.Idle power supply system comprises signal inductor, standby power, switching circuit, charging circuit and power control unit.Signal inductor receiving system starting-up signal, and according to system boot signal generation charging signals and power supply starting signal.Standby power is coupled to signal transducer, provides signal transducer to move needed first voltage under holding state.Switching circuit is coupled to standby power and signal inductor, is used to receive charging signals and also is switched in the predetermined charging interval thus.Charging circuit is coupled to switching circuit, when switching circuit is an on-state, charging circuit is charged to predeterminated voltage.Power control unit is coupled to charging circuit and signal inductor, and when charging circuit was charged to predeterminated voltage, power control unit received power supply starting signal, and starts power supply unit thus, to provide operating voltage to electricity energy consumption.
According to purpose of the present invention, a kind of electronic installation with idle function is also proposed, it comprises electricity energy consumption, power supply unit and idle power supply system.Idle power supply system comprises signal inductor, standby power, switching circuit, charging circuit and power control unit.Signal inductor receiving system starting-up signal, and produce charging signals and power supply starting signal thus.Standby power is coupled to signal transducer, is used to provide electric energy to signal transducer.Switching circuit is coupled to standby power and signal inductor, and switching circuit receives charging signals and is switched on thus.Charging circuit is coupled to switching circuit, and when switching circuit was on-state, standby power charged to charging circuit.Power control unit is coupled to charging circuit and signal inductor, when charging circuit is charged to predeterminated voltage, and control signal switches to power initiation during the cycle, and power control unit receives charge enable signal, and start power supply unit thus, to provide operating voltage to electricity energy consumption.
According to purpose of the present invention, a kind of power supply method that starts electronic installation is proposed also.Electronic installation comprises signal inductor, standby power, switching circuit, charging circuit, power control unit, power supply unit and electricity energy consumption.The method at first receives the system boot signal of being imported by the user by signal inductor, and produces charging signals and power supply starting signal thus.Then, switching circuit receives charging signals, and thus switching circuit is connected, and standby power is charged to charging circuit.Then, when charging circuit was charged to predeterminated voltage, charging circuit started power control unit.At last, power control unit receives power supply starting signal and starts power supply unit thus, makes power supply unit provide operating voltage to electricity energy consumption.
For making above-mentioned purpose of the present invention, feature and advantage become apparent more, cited below particularlyly go out preferred embodiment, and in conjunction with the accompanying drawings, be described in detail below:
Description of drawings
Figure 1A shows the calcspar of traditional electronic installation with idle function.
Figure 1B shows the circuit diagram of the control unit of traditional idle power supply system.
Fig. 2 A shows the calcspar of the electronic installation that has idle function according to the preferred embodiment of the invention.
Fig. 2 B shows the circuit diagram of the electronic installation that has idle function according to the preferred embodiment of the invention.
Fig. 3 shows the sequential chart of control signal according to the preferred embodiment of the invention.
Embodiment
With reference to Fig. 2 A, it shows the calcspar of the electronic installation that has idle function according to the preferred embodiment of the invention.Electronic installation 200 is consumption electronic products such as LCD TV, projector, computer screen for example, and it comprises electricity energy consumption 210 and idle power supply system 220.Electricity energy consumption 210 is used to control the operation of electronic installation 200 under starting state.Idle power supply system 220 is used for supplies electrons device 200 necessary operations voltage when holding state, makes electronic installation 200 to enter starting state by holding state.Idle power supply system 220 comprises signal inductor 221, standby power 223, switching circuit 225, charging circuit 227 and power control unit 229.Preferably, TSOP 4838 infrared inductors that the signal inductor 221 of the embodiment of the invention is for example made for Vishay, and power control unit 229 for example is 8051 microprocessors of Myson manufacturing.
With reference to Fig. 2 B, it shows the circuit diagram of the electronic installation that has idle function according to the preferred embodiment of the invention.Signal inductor 221 is used to receive the system boot signal S1 from remote controller 10 outputs, and produces control signal S2 thus, and wherein, control signal S2 comprises charging signals S21 and power supply starting signal S22.Standby power 223 is coupled to signal transducer 221, so that the signal transducer 221 needed first voltage V that works under holding state to be provided
CC1(for example being 5V).Switching circuit 225 is connected between standby power 223 and the charging circuit 227, and the control signal S2 of switching circuit 225 received signal inductors 221 outputs, and according to control signal S2 switching circuit 225 optionally is switched on or switched off.Charging circuit 227 is connected between switching circuit 225 and the power control unit 229, and when switching circuit 225 was on-state, standby power 223 can charge to charging circuit 227.Increase the storage electric weight and make voltage be increased to the second voltage V when charging circuit 227 continues charging
CC2The time, charging circuit 227 can start power control units 229, but this moment power control unit 229 operate as normal receiving control signal S2, and provide operating voltage to electricity energy consumption 210 according to control signal S2.
With reference to Fig. 3, it shows the sequential chart of control signal according to the preferred embodiment of the invention.Switching circuit 225 comprises resistance 251 and positive-negative-positive bipolar transistor 252.Charging circuit 227 comprises two electric capacity 271 and 272.When electronic installation 200 under holding state, signal inductor 221 receives behind the system boot signal S1 of remote controller 10 outputs, signal inductor 221 produces control signal S2 thus, control signal S2 comprises charging signals S21 and power supply starting signal S22.Preferably, produce charging signals S21 and power supply starting signal S22 successively.Specifically, if signal inductor 221 receives from the system boot signal S1 of remote controller 10 outputs at time point t1, between time section t1 to t2, signal inductor 221 outputs for example are the charging signals S21 of low voltage level, and the charging signals S21 of this low voltage level is used to connect the positive-negative-positive bipolar transistor 252 of switching circuit 225.After positive-negative-positive bipolar transistor 252 was connected, standby power 223 can charge to charging circuit 227, for example electric capacity 271 and 272 is charged.
Then, when time point t2, it for example is the power supply starting signal S22 of square wave that control signal S2 produces.During signal after power supply starting signal S22 comprises high-voltage level and a succession of numerical digit coding, the positive-negative-positive bipolar transistor 252 of switching circuit 225 since the power supply starting signal S22 of this high-voltage level of reception be closed.And charging circuit 227 is with the second stored voltage V
CC2Provide to power control unit 229, as power control unit 229 necessary operations voltages.When power control unit 229 receives the second voltage V
CC2Behind the power supply starting signal S22 of signal inductor 221 output, power control unit 229 output power supply signal S3 are to power supply unit 230, to start power supply unit 230, and make power supply unit 230 conversion external communication voltage input AC, to provide electricity energy consumption 210 necessary operations voltage V
CC, make electronic installation 200 enter starting state by holding state.
Preferably, after electronic installation 200 enters starting state by holding state, the signal inductor 221 needed first voltage V
CC1, and power control unit 229 needed second voltage V
CC2Also can provide by power supply unit 230.Be the first power supply V that power supply unit 230 will replace standby power 223 outputs
CC1Second source V with charging circuit 227 outputs
CC2Supply electric energy, to keep the normal operation of signal inductor 221, switching circuit 225 and power control unit 229.In addition, also can pass through operating voltage V
CCStandby power 223 is charged, to prolong the useful life of standby power 223.Like this, the first voltage V of standby power 223 outputs
CC1The second voltage V with charging circuit 227 outputs
CC2, only need keep the of short duration time, be enough to keep " 230 start from user's input system starting-up signal to power supply unit " during needed electric energy get final product.
The electronic installation with idle function that the above embodiment of the present invention is disclosed proposes a kind of design that reduces the idle power supply system of awaiting electric energy effectively.When electronic installation 200 during, have only signal inductor 221 need be provided the needed first voltage V in standby
CC1(=5V), this first voltage V
CC1Provide by standby power 223.Provide the electronic installation of needed voltage to compare with still needing when the holding state in the past to signal inductor, control circuit and relay even load assembly, the required load component and the electric energy of use thereof when the electronic installation 200 of the embodiment of the invention has reduced standby effectively, only stick signal inductor 221 comes the receiving system starting-up signal.Therefore, the energy consumption of electronic installation 200 when standby of the embodiment of the invention is the energy consumption of signal inductor 221, and its value is about 5V * 1.1mA=5.5mW, much smaller than the standby energy consumption of in the past electronic installation.
In sum, though with preferred embodiment the present invention is disclosed as above, it also is not used in qualification the present invention.The technical staff of the technical field of the invention without departing from the spirit and scope of the present invention, can do various conversion and modification.Therefore, protection scope of the present invention should be as the criterion with appended claim institute restricted portion.
Claims (13)
1. an idle power supply system is used for electronic installation, and this electronic installation also comprises power supply unit and electricity energy consumption, and described idle power supply system comprises:
Signal inductor is used to receive the system boot signal by user's input, and produces charging signals and power supply starting signal thus;
Standby power is coupled to described signal inductor, is used to provide electric energy to described signal inductor;
Switching circuit is coupled to described standby power and described signal inductor, and described switching circuit receives described charging signals, and according to described charging signals described switching circuit is connected the predetermined charging interval;
Charging circuit is coupled to described switching circuit, and when described switching circuit was on-state, described standby power charged to described charging circuit; And
Power control unit, be coupled to described charging circuit and described signal inductor, when described charging circuit is charged to predeterminated voltage, described charging circuit starts described power control unit to receive described power supply starting signal, described power control unit also starts described power supply unit according to described power supply starting signal, makes described power supply unit provide operating voltage to described electricity energy consumption;
Wherein, the described predetermined charging interval equals described standby power at least described charging circuit is charged to the needed time of described predeterminated voltage.
2. idle power supply system according to claim 1, wherein, described switching circuit comprises the positive-negative-positive bipolar transistor, described charging signals is a low voltage level, described positive-negative-positive bipolar transistor receives described low voltage level, and according to described low voltage level described positive-negative-positive bipolar transistor is connected.
3. idle power supply system according to claim 2, wherein, described power supply starting signal comprises the signal behind high-voltage level and a succession of numerical digit coding, described positive-negative-positive bipolar transistor receives described high-voltage level, and according to described high-voltage level described positive-negative-positive bipolar transistor cuts out.
4. idle power supply system according to claim 1, wherein, after described power supply unit provided described operating voltage, described power supply unit replaced described standby power to provide electric energy to described signal inductor.
5. idle power supply system according to claim 1, wherein, after described power supply unit provided described operating voltage, described power supply unit replaced described charging circuit to provide electric energy to described power control unit.
6. electronic installation with idle function comprises:
Electricity energy consumption;
Power supply unit is coupled to described electricity energy consumption; And
Idle power supply system comprises:
Signal inductor is used to receive the system boot signal by user's input, and produces charging signals and power supply starting signal thus;
Standby power is coupled to described signal inductor, is used to provide electric energy to described signal inductor;
Switching circuit is coupled to described standby power and described signal inductor, and described switching circuit receives described charging signals, and according to described charging signals described switching circuit is connected the predetermined charging interval;
Charging circuit is coupled to described switching circuit, and when described switching circuit was on-state, described standby power charged to described charging circuit; And
Power control unit, be coupled to described charging circuit and described signal inductor, when described charging circuit is charged to predeterminated voltage, described charging circuit starts described power control unit to receive described power supply starting signal, described power control unit also starts described power supply unit according to described power supply starting signal, makes described power supply unit provide operating voltage to described electricity energy consumption;
Wherein, the described predetermined charging interval equals described standby power at least described charging circuit is charged to the needed time of described predeterminated voltage.
7. electronic installation according to claim 6, wherein, described switching circuit comprises the positive-negative-positive bipolar transistor, described charging signals is a low voltage level, described positive-negative-positive bipolar transistor receives described low voltage level, and according to described low voltage level described positive-negative-positive bipolar transistor is connected.
8. electronic installation according to claim 7, wherein, described power supply starting signal comprises the signal behind high-voltage level and a succession of numerical digit coding, and described positive-negative-positive bipolar transistor receives described high-voltage level, and according to described high-voltage level described positive-negative-positive bipolar transistor cuts out.
9. electronic installation according to claim 6, wherein, after described power supply unit provided described operating voltage, described power supply unit replaced described standby power to provide electric energy to described signal inductor.
10. electronic installation according to claim 6, wherein, after described power supply unit provided described operating voltage, described power supply unit replaced described charging circuit to provide electric energy to described power control unit.
11. power supply method that starts electronic installation, described electronic installation also comprises signal inductor, standby power, is coupled to the switching circuit of described standby power and described signal inductor, is coupled to the charging circuit of described switching circuit, the power control unit that is coupled to described charging circuit and described signal inductor, power supply unit and electricity energy consumption, and described method comprises the following steps:
Described signal inductor receives the system boot signal by user's input, and produces charging signals and power supply starting signal thus;
Described switching circuit receives described charging signals, and according to described charging signals described switching circuit is connected the predetermined charging interval, and described standby power is charged to described charging circuit;
When described charging circuit was charged to predeterminated voltage, described charging circuit started described power control unit; And
Described power control unit receives described power supply starting signal and starts described power supply unit thus, makes described power supply unit provide operating voltage to described electricity energy consumption;
Wherein, the described predetermined charging interval equals described standby power at least described charging circuit is charged to the needed time of described predeterminated voltage.
12. power supply method according to claim 11, wherein, after described power supply unit provided described operating voltage, described power supply unit replaced described standby power to provide electric energy to described signal inductor.
13. power supply method according to claim 11, wherein, after described power supply unit provided described operating voltage, described power supply unit replaced described charging circuit to provide electric energy to described power control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610087106 CN101087134A (en) | 2006-06-09 | 2006-06-09 | Electronic device with idle function and idle power supply system and power supply method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610087106 CN101087134A (en) | 2006-06-09 | 2006-06-09 | Electronic device with idle function and idle power supply system and power supply method |
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| CN101087134A true CN101087134A (en) | 2007-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200610087106 Pending CN101087134A (en) | 2006-06-09 | 2006-06-09 | Electronic device with idle function and idle power supply system and power supply method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109062392A (en) * | 2018-09-17 | 2018-12-21 | 郑州云海信息技术有限公司 | It is a kind of to automatically switch equipment, the method and system that server board is powered |
| CN111063296A (en) * | 2020-01-11 | 2020-04-24 | 安徽成业电子科技有限公司 | LED display screen power switch control system |
-
2006
- 2006-06-09 CN CN 200610087106 patent/CN101087134A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109062392A (en) * | 2018-09-17 | 2018-12-21 | 郑州云海信息技术有限公司 | It is a kind of to automatically switch equipment, the method and system that server board is powered |
| CN109062392B (en) * | 2018-09-17 | 2022-05-10 | 郑州云海信息技术有限公司 | Equipment, method and system for automatically switching power supply of server board card |
| CN111063296A (en) * | 2020-01-11 | 2020-04-24 | 安徽成业电子科技有限公司 | LED display screen power switch control system |
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Effective date of abandoning: 20071212 |
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