CN105611200A - Zero power consumption standby circuit and zero power consumption standby television - Google Patents
Zero power consumption standby circuit and zero power consumption standby television Download PDFInfo
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- CN105611200A CN105611200A CN201510999594.6A CN201510999594A CN105611200A CN 105611200 A CN105611200 A CN 105611200A CN 201510999594 A CN201510999594 A CN 201510999594A CN 105611200 A CN105611200 A CN 105611200A
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- 239000004065 semiconductor Substances 0.000 claims description 16
- 230000000087 stabilizing effect Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 7
- 210000001699 lower leg Anatomy 0.000 claims description 6
- 230000011664 signaling Effects 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 description 25
- 238000001914 filtration Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
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- 238000005516 engineering process Methods 0.000 description 2
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- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42221—Transmission circuitry, e.g. infrared [IR] or radio frequency [RF]
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Human Computer Interaction (AREA)
- Power Engineering (AREA)
- Direct Current Feeding And Distribution (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a zero power consumption standby circuit. The circuit comprises an AC power supply module and a television main board connected with the AC power supply module; the circuit also comprises a switching module which is used for switching on or switching off the AC power supply module and an AC power supply input module; a power-on/power-off control module which is used for receiving an infrared shutdown signal sent by a remote controller, outputting a shutdown control instruction to the switch module according to the received infrared shutdown signal so as to control the switching module to switch off and outputting a power-off instruction to a transformer control module according to the received infrared shutdown signal; a transformer module which is used for supplying power to the power-on/power-off control module and the switching module; and the transformer control module which is used for controlling the transformer module to stop working according to the power-off instruction output by the power-on/power-off control module. The invention also discloses a zero power consumption standby television. In adoption of the circuit and the television of the invention, zero power consumption standby is realized.
Description
Technical field
The present invention relates to technical field of television sets, relate in particular to a kind of Zero consumption standby circuit and zero-power and treatElectromechanics is looked.
Background technology
At present, China is one of maximum household electrical appliance production and consumption state in the whole world. Household electrical appliance owning amountIncrease rapidly and brought huge energy resource consumption, also increased the weight of the pollution to environment simultaneously. Countries in the worldBy formulating and implement Energy Efficiency Standard, promote Energy Efficiency Labeling System and improve the energy efficiency of energy-consuming product,Promote power-saving technology development, to reduce discharge and the protection of the environment of nuisance.
In numerous household electronic products, the market maintenance of television set is always on the cutting edge. For TVThe energy-saving design of machine and Energy Saving Algorithm be a large amount of being applied in existing product design. According to existingNational standard of energy efficiency, the stand-by power consumption of television set need be less than 0.5W, and television set is connecting when AC power supplies,The complete machine power of television set in the time of holding state must be less than 0.5W.
In existing system for TV set, standby principle is to turn off AC by the power management MCU of low-power consumptionPower supply, makes the high-power output of AC power supplies in off working state. But because MCU self is also consumptionEnergy equipment, power to this MCU, as uses a low power consumption standby power supply or battery to being somebody's turn to doMCU power supply, makes in standby process, and power management MCU continues power consumption, causes waste of energy.How reducing television set is to need at present the problem of solution badly in the power consumption of holding state.
Foregoing only, for auxiliary understanding technical scheme of the present invention, does not represent and admits that foregoing isPrior art.
Summary of the invention
Main purpose of the present invention is to provide a kind of Zero consumption standby circuit and Zero-power-consumption standby TV, purportIn the time of holding state, realize zero-power, reduce electric energy loss and economic loss.
For achieving the above object, the invention provides a kind of Zero consumption standby circuit, this circuit comprises ACPower module, with the TV motherboard that described AC power supplies module is connected, this circuit also comprises: described in being connected toSwitch module between AC power supplies module and AC power supplies input module, with opening that described switch module is connected/ shutdown control module, the transformer control module being connected with described machine open/close control module, with described opening/The transformer module that shutdown control module, transformer control module connect respectively, described switch module also withDescribed transformer module connects; Wherein:
Described switch module, for accessing described AC power supplies module and AC power supplies input module or disconnect;
Described machine open/close control module, the infrared off signal sending for receiving remote controller, and according to connecingThe infrared off signal of receiving is to described switch module output shutdown control instruction, to control described switch moduleDisconnect; And export to transformer control module the instruction of stopping power supply according to the infrared off signal of described reception;
Transformer module, is used to described machine open/close control module and the power supply of described switch module;
Transformer control module, for the instruction control of stopping power supply of exporting according to described machine open/close control moduleMaking described transformer module quits work.
Preferably, the infrared receiving that described circuit also comprises wireless module, is connected with described wireless modulePiece, described infrared receiving module is connected with described transformer control module, wherein:
Described wireless module, the wireless signal sending for receiving remote controller, and according to described wireless signalGenerate enabled instruction, and described enabled instruction is exported to infrared receiving module;
Described infrared receiving module, the infrared starting-up signal sending for receiving remote controller, and according to describedThe infrared starting-up signal receiving and enabled instruction start to described transformer control module output the instruction of powering;
Described transformer control module, also for starting to power described in instruction control and become according to described receptionDepressor is started working;
Described machine open/close control module, the infrared starting-up signal also sending for receiving remote controller, and according toThe infrared starting-up signal receiving is to described switch module output start control instruction, to control described switching moldingPiece conducting.
Preferably, described circuit also comprises with described transformer module, machine open/close control module and being connected respectivelyVoltage stabilizing module, described Voltage stabilizing module carries out voltage stabilizing to the voltage of transformer module output, thinks machine open/closeControl module provides stable voltage.
Preferably, described transformer module comprises transformer, the first metal-oxide-semiconductor, drives chip and the first electricityResistance, the output of described driving chip connects the grid of described the first metal-oxide-semiconductor, the control of described driving chipSystem end connects described transformer control module, the source ground of a described metal-oxide-semiconductor, a described MOSThe drain electrode of pipe connects the first end of the primary coil winding of described transformer, the primary coil of described transformerThe second end of winding connects AC power supplies input module, and the first end of the secondary coil winding of described transformer connectsConnect machine open/close control module, the second end ground connection of the secondary coil winding of described transformer; Described the first electricityThe first end of resistance connects the first end of the ancillary coil winding of described transformer, second of described the first resistanceEnd connects the power end of described driving chip, the second end ground connection of the ancillary coil winding of described transformer.
Preferably, described transformer module also comprises transformer the first diode, described the first diodeAnodal the second end that connects described the first resistance, the negative pole of described the first diode connects described driving chipPower end.
Preferably, described transformer control module comprises the first triode, the grid of described the first triodeConnect machine open/close control module, the source ground of described the first triode, the drain electrode of described the first triodeConnect the control end of described driving chip.
Preferably, described transformer control module also comprises the first electric capacity, the second triode, the three or three utmost pointPipe and the second resistance, the second end of the primary coil winding of the source electrode connection transformer of described the second triode,The drain electrode of described the second triode connects respectively first end, the driving of the first electric capacity by described the second resistanceThe power end of chip, the grid of described the second triode connects the drain electrode of described the 3rd triode, and describedThe second end ground connection of one electric capacity, the grid of described the 3rd triode connects infrared receiving module, the described the 3rdThe source ground of triode.
Preferably, described infrared receiving module comprises the 3rd resistance, the second electric capacity, the first infrared reception twoUtmost point pipe, the 4th resistance and the 5th resistance, the first end ground connection of described the 3rd resistance, described the 3rd resistanceThe second end connects respectively the second end, first infrared receiving diode of described wireless module, the second electric capacityNegative pole, the positive pole of described the first infrared receiving diode connects the first end of described the 4th resistance, and describedThe second end of four resistance connects respectively the second end of described the 5th resistance, the grid of the 3rd triode, described inThe first end ground connection of the 5th resistance, the first end ground connection of described the second electric capacity.
Preferably, described switch module comprises relay and the 4th triode, and described relay comprises firstPin, crus secunda, tripod, the 4th pin, the 5th pin and the 6th pin, the first pin of described relay connectsDescribed transformer module, the crus secunda of described relay connects the drain electrode of described the 4th triode, described in continueThe tripod of electrical equipment connects the live wire of AC power supplies input module, and the 4th pin of described relay connects AC electricityThe live wire of source module, the 5th pin of described relay connects the zero line of AC power supplies input module, described relayThe 6th pin of device connects the zero line of AC power supplies module, the source ground of described the 4th triode, the described the 4thThe grid of triode connects described machine open/close control module.
In addition, for achieving the above object, the present invention also provides a kind of Zero-power-consumption standby TV, described zero powerConsumption standby television comprise above-mentioned Zero consumption standby circuit, and be connected with described Zero consumption standby circuit distantControl device, described remote controller comprises: shutdown button, starting key, with described shutdown button and starting keyThe control module connecting respectively, the infrared emission unit and the wireless transmission that are connected respectively with described control moduleUnit;
Described control module, in the time receiving the shutdown push button signalling of described shutdown button transmission, controlMake described infrared emission unit and launch infrared off signal; And for receiving described starting key transmissionStarting key signal time, control described infrared emission unit and launch infrared starting-up signal and control described nothingLine transmitting element wireless signal emission.
Zero consumption standby circuit of the present invention and Zero-power-consumption standby TV, this Zero consumption standby circuit, comprisesAC power supplies module, with the TV motherboard that described AC power supplies module is connected, this circuit also comprises: be connected toSwitch module between described AC power supplies module and AC power supplies input module, is connected with described switch moduleMachine open/close control module, the transformer control module being connected with described machine open/close control module, with describedThe transformer module that machine open/close control module, transformer control module connect respectively, described switch module alsoBe connected with described transformer module; Wherein: described switch module, for by described AC power supplies module withThe access of AC power supplies input module or disconnection AC power supplies input module; Described machine open/close control module, forReceive remote controller send infrared off signal, and according to receive infrared off signal to described switching moldingPiece output shutdown control instruction, disconnects to control described switch module; And according to the infrared pass of described receptionMachine signal exports to transformer control module the instruction of stopping power supply; Transformer module, is used to described ON/OFFMachine control module and the power supply of described switch module; Transformer control module, for according to described machine open/close controlDescribed in the instruction control of stopping power supply of molding piece output, transformer module quits work; Adopt the present invention,While receiving infrared off signal, this machine open/close control module gauge tap module disconnects, to make ACPower module can not obtain electric energy from AC power supplies input module, and this machine open/close control module control is to changeDepressor control module is exported the instruction of stopping power supply, and this transformer control module is according to stopping power supply instruction controlTransformer module quits work, and this transformer module stops, for the power supply of machine open/close control module, realizing zero powerConsumption standby.
Brief description of the drawings
Fig. 1 is the high-level schematic functional block diagram of Zero consumption standby circuit of the present invention;
Fig. 2 is the circuit diagram of an embodiment of Zero consumption standby circuit of the present invention.
Realization, functional characteristics and the advantage of the object of the invention, in connection with embodiment, are done further with reference to accompanying drawingExplanation.
Detailed description of the invention
Should be appreciated that specific embodiment described herein is only in order to explain the present invention, and be not used in limitDetermine the present invention.
With reference to Fig. 1, Fig. 1 is Zero consumption standby circuit of the present invention, and this circuit comprises AC power supplies module20, with the TV motherboard 30 that this AC power supplies module 20 is connected, be connected to this AC power supplies module 20 withSwitch module 10 between AC power supplies input module 100, the machine open/close control being connected with this switch module 10Molding piece 40, the transformer control module 60 being connected with this machine open/close control module 40, with this machine open/closeThe transformer module 50 that control module 40, transformer control module 60 connect respectively, this switch module 10Also be connected with this transformer module 50; Wherein:
This switch module 10, for accessing this AC power supplies module 20 with AC power supplies input module 100Or disconnect;
This machine open/close control module 40, the infrared off signal sending for receiving remote controller, and according to connecingThe infrared off signal of receiving is to these switch module 10 output shutdown control instructions, to control this switch module 10Disconnect; And export to transformer control module 60 instruction of stopping power supply according to the infrared off signal of this reception;
Transformer module 50, is used to this machine open/close control module 40 and this switch module 10 to power;
Transformer control module 60, for the finger of stopping power supply of exporting according to this machine open/close control module 40Order is controlled this transformer module 50 and is quit work.
This machine open/close control module 40 receives the infrared starting-up signal that remote controller sends, infrared according to what receiveOff signal is to these switch module 10 output shutdown control instructions, and this shutdown control instruction is low level signal,This switch module 10, in the time receiving low level signal, disconnects this AC power supplies module 20 defeated with AC power suppliesEnter the supply access between module 100, AC power supplies input module 100 stops AC power supplies module 20Power supply, AC power supplies module 20 quits work, and TV motherboard 30 causes it to quit work in off-position,Television set enters holding state.
This machine open/close control module 40 also according to the infrared off signal of this reception to transformer control module60 export the instruction of stopping power supply, and this is stopped power supply as high level signal, and this transformer control module 60 receivesQuit work to control transformer module 50 after the instruction of stopping power supply, this transformer module 50 quits workAfter, this transformer module 50 cannot be powered for machine open/close control module 40; This transformer module 50 stopsAfter work, this transformer module 50 also cannot be powered for switch module 10, makes this Zero-power-consumption standby electricityModules in road all, in off working state and not power supply, is realized Zero-power-consumption standby.
Further, this Zero consumption standby circuit also comprises wireless module 80, is connected with this wireless module 80Infrared receiving module 70, this infrared receiving module 70 is connected with this transformer control module 60.
This wireless module 80, the wireless signal sending for receiving remote controller, and raw according to this wireless signalBecome enabled instruction, and this enabled instruction is exported to infrared receiving module 70;
This infrared receiving module 70, the infrared starting-up signal sending for receiving remote controller, and connect according to thisThe infrared starting-up signal of receiving and enabled instruction start to these transformer control module 60 outputs the instruction of powering;
This transformer control module 60, also for according to this transformer of instruction control of powering that starts of this receptionModule 50 is started working;
This machine open/close control module 40, the infrared starting-up signal also sending for receiving remote controller, and according toThe infrared starting-up signal receiving is to these switch module 10 output start control instructions, to control this switch module10 conductings.
Frequency-selective network unit that this wireless module 80 comprises antenna, be connected with this antenna, with this frequency-selective networkThe filtering high-frequency rectifier unit that unit connects, the nothing that this wireless module 80 sends by antenna reception remote controllerLine signal, frequency-selective network unit passes through by the useful wireless signal of antenna reception, stops other uselessWireless signal, in the present embodiment, the frequency of useful wireless signal is 5.800Ghz, this frequency-selective networkThe frequency of the centre frequency of the unit wireless signal useful with this is identical, is also 5.800Ghz, frequency-selective networkThe bandwidth of unit is got 500Mhz; Filtering high-frequency rectifier unit in wireless module 80 is to frequency-selective network unitThe useful wireless signal of output carries out rectifying and wave-filtering, generates enabled instruction, and this enabled instruction is high levelV1. Infrared receiving module 70 is exported in this enabled instruction by this wireless module 80.
This infrared receiving module 70 receives the infrared starting-up signal that remote controller sends, and is receiving infrared openingConducting when machine signal, this infrared receiving module 70 is defeated to transformer control module 60 according to this enabled instructionGo out to start the instruction of powering, make this transformer control module 60 control this transformer control module 60 for becomingDepressor module 50 is powered. This instruction that starts to power is high level.
This transformer control module 60 is according to this transformer module 50 of instruction control of powering that starts of this receptionStart working, transformer module 50 is started working, for machine open/close control module 40 is powered, and thenThis machine open/close control module 40 is normally worked.
This machine open/close control module 40 receives the infrared starting-up signal that remote controller sends, and red according to what receiveOuter starting-up signal is to switch module 10 output start control instructions, and this start control instruction is high level signal,This switch module 10 is in the time receiving high level signal, and this AC power supplies module 20 of conducting is defeated with AC power suppliesEnter the supply access between module 100, AC power supplies module 20 is inputted AC power supplies input module 100Civil power carry out corresponding voltage transitions, for TV motherboard 30 is powered, TV motherboard 30 startup work,TV enters normal operating conditions.
Further, this Zero consumption standby circuit also comprises and this transformer module 50, machine open/close control mouldThe Voltage stabilizing module 90 that piece 40 connects respectively. The voltage that this Voltage stabilizing module 90 is exported transformer module 50 entersRow voltage stabilizing, thinks that machine open/close control module 40 provides stable voltage.
Below in conjunction with Fig. 2, the circuit structure of this Zero consumption standby circuit is described.
As shown in Figure 2, this transformer module 50 comprises transformer, the first metal-oxide-semiconductor Q1, drives chipIC1 and the first resistance R 1, the output of this driving chip IC 1 connects the grid of this first metal-oxide-semiconductor Q1,The control end of this driving chip IC 1 connects this transformer control module 60, and the source electrode of this metal-oxide-semiconductor connectsGround, the drain electrode of this first metal-oxide-semiconductor Q1 connects the first end of the primary coil winding of this transformer T1,The second end of the primary coil winding of this transformer T1 connects AC power supplies input module 100, this transformerThe first end of the secondary coil winding of T1 connects machine open/close control module 40, the secondary wire of this transformer T1The second end ground connection of circle winding; The first end of this first resistance R 1 connects the ancillary coil of this transformer T1The first end of winding, the second end of this first resistance R 1 connects the power end of this driving chip IC 1, this changeThe second end ground connection of the ancillary coil winding of depressor T1. This transformer transformer T1 module 50 also comprisesThe first end of six resistance R 6 and the 7th resistance R 7, the six resistance R 6 connects the input that drives chip IC 1End BO, the second end connection transformer control module 60, the seven resistance R 7 of the 6th resistance R 6First end connects the input BO that drives chip IC 1, the second end ground connection of the 7th resistance R 7. Enter oneStep, this transformer module 50 also comprises rectifier bridge BD1 and filter capacitor C5, this transformer T1'sThe second end of primary coil winding connects AC power supplies input module 100, this rectification by rectifier bridge BD1The first input end of bridge BD1 connects the live wire of AC power supplies input module 100, the of this rectifier bridge BD1Two inputs connect the zero line of AC power supplies input module 100, and the first output of this rectifier bridge BD1 connectsConnect the second end of the primary coil winding of transformer T1, the second output head grounding of this rectifier bridge BD1,This filter capacitor C5 is also listed between the first output and the second output of described rectifier bridge BD1.
As shown in Figure 2, this transformer control module 60 comprise the first triode Q2, the first capacitor C 1,The second triode Q3, the 3rd triode Q4 and the second resistance R 2, the grid of this first triode Q2 connectsConnect machine open/close control module 40, the source ground of this first triode Q2, this first triode Q2'sDrain electrode connects the control end of this driving chip IC 1, the source electrode connection transformer T1 of this second triode Q3The second end of primary coil winding, the drain electrode of this second triode Q3 is by this second resistance R 2 respectivelyConnect the first end of the first capacitor C 1, the power end of driving chip IC 1, the grid of this second triode Q3The utmost point connects the drain electrode of the 3rd triode Q4, the second end ground connection of this first capacitor C 1, the three or three utmost pointThe grid of pipe Q4 connects the source ground of infrared receiving module 70, the three triode Q4.
As shown in Figure 2, this infrared receiving module 70 comprises the 3rd resistance R 3, the second capacitor C 2, firstThe first end of infrared receiving diode D3, the 4th resistance R 4 and the 5th resistance R 5, the three resistance R 3Ground connection, the second end of the 3rd resistance R 3 connects respectively second of this wireless module 80, the second capacitor C 2The negative pole of end, the first infrared receiving diode D3, the positive pole of this first infrared receiving diode D3 connectsThe first end of the 4th resistance R 4, the second end of the 4th resistance R 4 connects respectively the 5th resistance R 5The second end, the grid of the 3rd triode Q4, the first end ground connection of the 5th resistance R 5.
As shown in Figure 2, this switch module 10 comprises relay K 2 and the 4th triode Q5, this relayComprise the first pin, crus secunda, tripod, the 4th pin, the 5th pin and the 6th pin, of this relay K 2One pin connects this transformer module 50, and the crus secunda of this relay K 2 connects the leakage of the 4th triode Q5The utmost point, the tripod of this relay K 2 connects the live wire of AC power supplies input module 100, this relay K 2The 4th pin connect the live wire of AC power supplies module 20, the 5th pin of this relay K 2 connects AC power suppliesThe zero line of input module 100, the 6th pin of this relay K 2 connects the zero line of AC power supplies module 20,The source ground of the 4th triode Q5, the grid of the 4th triode Q5 connects this machine open/close control mouldPiece 40.
As shown in Figure 2, this wireless module 80 comprise antenna, the frequency-selective network unit that is connected with this antenna,With the filtering high-frequency rectifier unit that this frequency-selective network unit is connected, this wireless module 80 is distant by antenna receptionThe wireless signal that control device sends, frequency-selective network unit passes through by the useful wireless signal of antenna reception, resistanceOnly other useless wireless signal, in the present embodiment, the frequency of useful wireless signal is 5.800Ghz,The frequency of the centre frequency of this frequency-selective network unit wireless signal useful with this is identical, is also 5.800Ghz,The bandwidth of frequency-selective network unit is got 500Mhz; Filtering high-frequency rectifier unit in wireless module 80 is to frequency-selectingThe useful wireless signal of NE output carries out rectifying and wave-filtering, generates enabled instruction, this enabled instructionFor high level V1. Infrared receiving module 70 is exported in this enabled instruction by this wireless module 80.
Below the operation principle of this Zero consumption standby circuit is elaborated.
Start process:
In the time that user presses the starting key on remote controller, produce starting key signal, remote controller is according to being somebody's turn to doStarting key signal is launched infrared starting-up signal and wireless signal simultaneously, the frequency Fs of the wireless signal of transmittingFor 5.800Ghz. The wireless signal that this wireless module 80 sends by antenna reception remote controller, frequency-selective networkThe wireless signal that unit is 5.800Ghz by the frequency of antenna reception passes through, and stops other useless wireless communicationNumber; Filtering high-frequency rectifier unit in wireless module 80 carries out the wireless signal of frequency-selective network unit outputRectifying and wave-filtering, output high level V1; Meanwhile, the first infrared receiving diode D3 receives remote controller transmissionInfrared starting-up signal, and receiving conducting after infrared starting-up signal; This high level V1 is to the second electric capacityC2 charges, and is full of after electricity in this second capacitor C 2, and this second capacitor C 2 is by the first infrared receptionThe path that diode D3 and the 4th resistance R 4 form provides high level for the grid of the 3rd triode Q4,The 3rd triode Q4 conducting, and then the second triode Q3 conducting, AC power supplies input module 100 is logicalThe high pressure HV+ that crosses the output of AC rectification filter unit is right by this second triode Q3 and the second resistance R 2The first capacitor C 1 is charged, and the voltage in this first capacitor C 1 reaches the startup that drives chip IC 1When voltage, this driving chip IC 1 starts, the output GATE output PWM letter of this driving chip IC 1Number, control the first metal-oxide-semiconductor Q1 conducting, this first metal-oxide-semiconductor Q1 conducting, and then make transformerT1 works together, and the first end output voltage V 2 of transformer T1 secondary coil winding is machine open/close controlModule 40 provides power supply; The first end of the ancillary coil winding of transformer T1 by the first resistance R 1 for drivingThe power end VCC power supply of moving chip IC 1, makes this driving chip IC 1 maintenance work. Machine open/close controlAfter module 40 work, this machine open/close control module 40 receives the infrared starting-up signal that remote controller sends, andGrid input high level according to from this infrared starting-up signal to the 4th triode Q5, the 4th triode Q5Conducting, and then these relay K 2 conductings, conducting AC power supplies module 20 and AC power supplies input module 100Between supply access, the civil power that AC power supplies module 20 is inputted AC power supplies input module 100 carries outCorresponding voltage transitions, for TV motherboard 30 is powered, TV motherboard 30 startup work, TV just entersNormal duty.
In the time that user unclamps the starting key of pressing on remote controller, this remote controller stops sending infrared start letterNumber and wireless signal, this wireless module 80 does not receive wireless wireless signal, these wireless module 80 nothingsMethod output high level V1, this first infrared receiving diode D3 does not receive infrared starting-up signal yet,Not conducting of this first infrared receiving diode D3, because this second capacitor C 2 is put by the 3rd resistance R 3Electricity, causes this second capacitor C 2 there is no store electrical energy, and this first infrared receiving diode D3 cannot beThe grid of the 3rd triode Q4 provides high level, the 3rd triode Q4 cut-off, and then the second triodeQ3 cut-off; Because the first capacitor C 1 is discharged by the 6th resistance R 6 and the 7th resistance R 7, cause thisOne capacitor C 1 does not have store electrical energy, and this first capacitor C 1 cannot be for driving the power end VCC of chip IC 1Starting resistor is provided, but because the ancillary coil winding of transformer T1 is connected and driven by the first resistance R 1The power end VCC of moving chip IC 1, T1 is in running order for this transformer, and therefore this transformer T1 isDrive the power end VCC of chip IC 1 that starting resistor is provided, this driving chip IC 1 maintenance work, becomesDepressor T1 continues normal work, for machine open/close control module 40 is powered, and this machine open/close control module 40Continue output high level to the 4th triode Q5, make relay K 2 continue conducting, conducting AC power suppliesSupply access between module 20 and AC power supplies input module 100.
Standby process:
In the time that user presses the shutdown button on remote controller, produce shutdown push button signalling, remote controller is according to being somebody's turn to doStarting key signal is launched infrared off signal. This machine open/close control module 40 receives red that remote controller sendsOuter off signal, and according to this infrared off signal the grid input low level to the 4th triode Q5, shouldThe 4th triode Q5 cut-off, and then this relay K 2 ends, the tripod of this relay K 2 and the 4thPin disconnects, and the 5th pin of this relay K 2 and the 6th pin disconnect, this AC power supplies module 20 and AC electricityBetween source input module 100, disconnect, now television set can not obtain from AC power supplies input module 100Electric energy, is equivalent to television set and has been pulled out plug. This machine open/close control module 40 is also according to this infrared shutdownSignal is to the grid input high level of the first diode D1, and this first diode D1 conducting, makes to driveThe control end FB of chip IC 1 is low level, because the control end FB of this driving chip IC 1 is low level,The output GATA of this driving chip IC 1 is without driver output, i.e. the output of this driving chip IC 1GATE does not have output pwm signal, this first metal-oxide-semiconductor Q1 cut-off, and then transformer T1 is stoppedOnly work, after transformer T1 quits work, the first end of ancillary coil winding cannot output voltage, withoutMethod is for driving the power end VCC of chip IC 1 that starting resistor is provided, and this driving chip IC 1 quits work;After transformer T1 quits work, cannot provide voltage for machine open/close control module 40, switch module 10,This machine open/close control module 40, switch module 10 provide voltage also to quit work; So far, transformer T1Driving chip IC 1 in module 50, transformer T1, also have machine open/close control module 40 to quit work,And there is no external voltage power supply, realize Zero-power-consumption standby.
Further, as shown in Figure 2, this transformer T1 module 50 also comprises the first diode D1, shouldThe positive pole of the first diode D1 connects the second end of this first resistance R 1, and this first diode D1's is negativeThe utmost point connects the power end VCC of this driving chip IC 1, prevents voltage and transformation in this first capacitor C 1Between the voltage of the first end output of the ancillary coil winding of device T1, occur that electric current pours in down a chimney, such the first electric capacityThe high level of C1 first end just can not be transferred to the ancillary coil winding of transformer T1, has played wellProtective effect, avoids electric current to pour in down a chimney affecting this first capacitor C 1 to open for driving the power end of chip IC 1 to provideMoving voltage. This transformer T1 module 50 also comprises the 19 resistance R the 19 and the 20 resistance R 20, shouldThe first end of the 19 resistance R 19 connects the sheet choosing end CS that drives chip IC 1, the 19 resistance R 19The second end connect the source electrode of the first metal-oxide-semiconductor Q1, the first end of the 20 resistance R 20 connects firstThe source electrode of metal-oxide-semiconductor Q1, the second end ground connection of the 20 resistance R 20.
Further, as shown in Figure 2, this switch module 10 also comprises the 8th resistance R 8 and the 9th resistanceR9, the first end of the 8th resistance R 8 connects the grid of the 4th triode Q5, the 8th resistance R 8The first end that the second end connects machine open/close control module 40, the nine resistance R 9 connects the 4th triode Q5Grid, the second end ground connection of the 9th resistance R 9. By the 8th resistance R 8 and the 9th resistance R 9Composition bleeder circuit, makes the grid of the 4th triode Q5 and source electrode always exist certain voltage poor, therebyMake fully conducting or cut-off of the 4th triode Q5, can also protect the 4th triode Q5 simultaneously.
Further, as shown in Figure 2, this transformer control module 60 also comprises the tenth resistance R 10 andThe first end of 11 resistance R 11, the ten resistance R 10 connects the grid of the first triode Q2, the tenthThe first end that the second end of resistance R 10 connects machine open/close control module 40, the 11 resistance R 11 connectsThe grid of the first triode Q2, the second end ground connection of the 11 resistance R 11. Should be by the tenth resistanceR10 and the 11 resistance R 11 form bleeder circuit, make grid and the source electrode of this first triode Q2 totalExist certain voltage poor, thereby make fully conducting or cut-off of the first triode Q2, can also protect the simultaneouslyOne triode Q2.
Further, as shown in Figure 2, this transformer control module 60 also comprises the 12 resistance R 12 and13 resistance R 13, the, 12 resistance R 12 are connected between the drain and gate of the second triode Q3,The first end of the 13 resistance R 13 connects the grid of the second triode Q3, the 13 resistance R 13The second end be connected to the drain electrode of the 3rd triode Q4. By the 12 resistance R the 12 and the 13 resistanceR13 forms bleeder circuit, makes the grid of this second triode Q3 and source electrode always exist certain voltage poor,Thereby make fully conducting or cut-off of the second triode Q3, can also protect the second triode Q3 simultaneously.
Further, as shown in Figure 2, this transformer control module 60 also comprises optocoupler PC1, this voltage stabilizingModule 90 comprises the 14 resistance R the 14, the 15 resistance R the 15, the 16 resistance R the 16, the 17 electricityResistance R17, the 18 resistance R 18, adjustment pipe IC2 and the 3rd capacitor C 3, this transformer module 50 also wrapsDraw together the second diode D2 and the 4th capacitor C 4, the anodal connection transformer T1's of this second diode D2The first end of secondary coil winding, the negative pole of this second diode D2 connects respectively of the 4th capacitor C 4The second end of one end, machine open/close control module 40, the four capacitor C 4 connects the secondary of this transformer T1The second end of coil windings, the second end ground connection of the 4th capacitor C 4; The collection of the receiving terminal of this optocoupler PC1Electrode connects the control end FB that drives chip IC 1, and the grounded emitter of the receiving terminal of this optocoupler PC1 shouldThe negative pole of the transmitting terminal of optocoupler PC1 connects respectively drain electrode, the adjustment of the first triode Q2 and manages the negative of IC2The first end of the utmost point, the 15 resistance R 15, the first end of the 3rd capacitor C 3, the transmitting of this optocoupler PC1The positive pole of end connects respectively the second end of the 15 resistance R 15, the first end of the 16 resistance R 16, shouldAdjust the minus earth of pipe IC2, the second end of the 3rd capacitor C 3 connects the of the 14 resistance R 14One end, the second end of the 16 resistance R 16 connects respectively the negative pole of the second diode D2, the 17 electricityThe second end of resistance R17, the second end of the 14 resistance R 14 connects respectively the 17 resistance R 17The first end of first end, the 18 resistance R 18, the adjustment end of adjustment pipe IC2, the 18 resistance R 18The second end ground connection.
The output voltage of the secondary coil winding by this Voltage stabilizing module 90 to transformer T1 carries out voltage stabilizing,Think that machine open/close control module 40 provides stable voltage.
In the time of this first triode Q2 conducting, the output voltage of the secondary coil winding of this transformer T1 is logicalCross the 16 resistance R 16 and make optocoupler PC1 in heavily conducting state, thereby make to drive the control of chip IC 1System end FB is low level, drives the output GATA of chip IC 1 without driver output.
Further, the present invention also provides a kind of Zero-power-consumption standby TV, and this Zero-power-consumption standby TV comprisesZero consumption standby circuit described above, and the remote controller being connected with this Zero consumption standby circuit, this remote controllerComprise: shutdown button, starting key, the control module being connected respectively with this shutdown button and starting key,The infrared emission unit being connected respectively with this control module and wireless transmission unit;
This control module, in the time receiving the shutdown push button signalling of this shutdown button transmission, controlling shouldInfrared emission unit is launched infrared off signal; And for receive start that this starting key sends byWhen key signals, control this infrared emission unit and launch infrared starting-up signal and control this wireless transmission unit and send outPenetrate wireless signal.
This remote controller, in the time receiving the starting key signal of this starting key transmission, is launched infrared opening simultaneouslyMachine signal and wireless signal, the energy content of battery that can save remote controller.
These are only the preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention, everyUtilize equivalent structure or the conversion of equivalent flow process that description of the present invention and accompanying drawing content do, or directly orConnect and be used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a Zero consumption standby circuit, comprises AC power supplies module, is connected with described AC power supplies moduleTV motherboard, it is characterized in that, this circuit also comprises: be connected to described AC power supplies module and ACSwitch module between Power Entry Module, the machine open/close control module being connected with described switch module, withThe transformer control module that described machine open/close control module connects, with described machine open/close control module, changeThe transformer module that depressor control module connects respectively, described switch module also connects with described transformer moduleConnect; Wherein:
Described switch module, for accessing described AC power supplies module and AC power supplies input module or breakOpen;
Described machine open/close control module, the infrared off signal sending for receiving remote controller, and according to connecingThe infrared off signal of receiving is to described switch module output shutdown control instruction, to control described switch moduleDisconnect; And export to transformer control module the instruction of stopping power supply according to the infrared off signal of described reception;
Transformer module, is used to described machine open/close control module and the power supply of described switch module;
Transformer control module, for the instruction control of stopping power supply of exporting according to described machine open/close control moduleMaking described transformer module quits work.
2. Zero consumption standby circuit as claimed in claim 1, is characterized in that, described circuit also comprisesWireless module, with the infrared receiving module that described wireless module is connected, described infrared receiving module with described inTransformer control module connects, wherein:
Described wireless module, the wireless signal sending for receiving remote controller, and according to described wireless signalGenerate enabled instruction, and described enabled instruction is exported to infrared receiving module;
Described infrared receiving module, the infrared starting-up signal sending for receiving remote controller, and according to describedThe infrared starting-up signal receiving and enabled instruction start to described transformer control module output the instruction of powering;
Described transformer control module, also for starting to power described in instruction control and become according to described receptionDepressor is started working;
Described machine open/close control module, the infrared starting-up signal also sending for receiving remote controller, and according toThe infrared starting-up signal receiving is to described switch module output start control instruction, to control described switching moldingPiece conducting.
3. Zero consumption standby circuit as claimed in claim 2, is characterized in that, described circuit also comprisesWith the Voltage stabilizing module that described transformer module, machine open/close control module are connected respectively, described Voltage stabilizing module pairThe voltage of transformer module output carries out voltage stabilizing, thinks that machine open/close control module provides stable voltage.
4. Zero consumption standby circuit as claimed in claim 3, is characterized in that, described transformer moduleComprise transformer, the first metal-oxide-semiconductor, drive chip and the first resistance, the output of described driving chipConnect the grid of described the first metal-oxide-semiconductor, the control end of described driving chip connects described transformer controlModule, the source ground of a described metal-oxide-semiconductor, the drain electrode of described the first metal-oxide-semiconductor connects described transformerThe first end of primary coil winding, the second end of the primary coil winding of described transformer connects AC electricitySource input module, the first end of the secondary coil winding of described transformer connects machine open/close control module, instituteState the second end ground connection of the secondary coil winding of transformer; The first end of described the first resistance connects described changeThe first end of the ancillary coil winding of depressor, the second end of described the first resistance connects described driving chipPower end, the second end ground connection of the ancillary coil winding of described transformer.
5. as claimed in claim 4, Zero consumption standby circuit, is characterized in that, described transformer mouldPiece also comprises transformer the first diode, and the positive pole of described the first diode connects of described the first resistanceTwo ends, the negative pole of described the first diode connects the power end of described driving chip.
6. Zero consumption standby circuit as claimed in claim 4, is characterized in that, described transformer controlModule comprises the first triode, and the grid of described the first triode connects machine open/close control module, described theThe source ground of one triode, the drain electrode of described the first triode connects the control end of described driving chip.
7. Zero consumption standby circuit as claimed in claim 5, is characterized in that, described transformer controlModule also comprises the first electric capacity, the second triode, the 3rd triode and the second resistance, described the two or three utmost pointThe second end of the primary coil winding of the source electrode connection transformer of pipe, the drain electrode of described the second triode is passed throughDescribed the second resistance connects respectively the first end of the first electric capacity, the power end of driving chip, the described the 23The grid of utmost point pipe connects the drain electrode of described the 3rd triode, the second end ground connection of described the first electric capacity, described inThe grid of the 3rd triode connects infrared receiving module, the source ground of described the 3rd triode.
8. Zero consumption standby circuit as claimed in claim 6, is characterized in that, described infrared receivingPiece comprises the 3rd resistance, the second electric capacity, the first infrared receiving diode, the 4th resistance and the 5th resistance,The first end ground connection of described the 3rd resistance, the second end of described the 3rd resistance connect respectively described wireless module,The second end of the second electric capacity, the negative pole of the first infrared receiving diode, described the first infrared receiving diodePositive pole connect the first end of described the 4th resistance, the second end of described the 4th resistance connects respectively describedThe second end of five resistance, the grid of the 3rd triode, the first end ground connection of described the 5th resistance, describedThe first end ground connection of two electric capacity.
9. the Zero consumption standby circuit as described in claim 1 to 8 any one, is characterized in that, described inSwitch module comprises relay and the 4th triode, and described relay comprises the first pin, crus secunda, the 3rdPin, the 4th pin, the 5th pin and the 6th pin, the first pin of described relay connects described transformer module,The crus secunda of described relay connects the drain electrode of described the 4th triode, and the tripod of described relay connectsThe live wire of AC power supplies input module, the 4th pin of described relay connects the live wire of AC power supplies module,The 5th pin of described relay connects the zero line of AC power supplies input module, and the 6th pin of described relay connectsConnect the zero line of AC power supplies module, the source ground of described the 4th triode, the grid of described the 4th triodeThe utmost point connects described machine open/close control module.
10. a Zero-power-consumption standby TV, is characterized in that, described Zero-power-consumption standby TV comprises as powerProfit requires the Zero consumption standby circuit described in 1 to 9 any one, and is connected with described Zero consumption standby circuitRemote controller, described remote controller comprises: shutdown button, starting key, with described shutdown button and startThe control module that button connects respectively, the infrared emission unit being connected respectively with described control module and wirelessTransmitting element;
Described control module, in the time receiving the shutdown push button signalling of described shutdown button transmission, controlMake described infrared emission unit and launch infrared off signal; And for receiving described starting key transmissionStarting key signal time, control described infrared emission unit and launch infrared starting-up signal and control described nothingLine transmitting element wireless signal emission.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510999594.6A CN105611200B (en) | 2015-12-28 | 2015-12-28 | Zero consumption standby circuit and Zero-power-consumption standby TV |
| PCT/CN2016/084560 WO2017113601A1 (en) | 2015-12-28 | 2016-06-02 | Zero power-consumption standby circuit and zero power-consumption standby television |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510999594.6A CN105611200B (en) | 2015-12-28 | 2015-12-28 | Zero consumption standby circuit and Zero-power-consumption standby TV |
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| Publication Number | Publication Date |
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| CN105611200A true CN105611200A (en) | 2016-05-25 |
| CN105611200B CN105611200B (en) | 2018-09-04 |
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| CN201510999594.6A Active CN105611200B (en) | 2015-12-28 | 2015-12-28 | Zero consumption standby circuit and Zero-power-consumption standby TV |
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| Country | Link |
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| CN (1) | CN105611200B (en) |
| WO (1) | WO2017113601A1 (en) |
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Also Published As
| Publication number | Publication date |
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| CN105611200B (en) | 2018-09-04 |
| WO2017113601A1 (en) | 2017-07-06 |
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