CN106991802A - The energy-conservation remote control thereof and system of a kind of electrical equipment - Google Patents
The energy-conservation remote control thereof and system of a kind of electrical equipment Download PDFInfo
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- CN106991802A CN106991802A CN201610042037.XA CN201610042037A CN106991802A CN 106991802 A CN106991802 A CN 106991802A CN 201610042037 A CN201610042037 A CN 201610042037A CN 106991802 A CN106991802 A CN 106991802A
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- 238000004134 energy conservation Methods 0.000 title claims abstract description 20
- 230000008878 coupling Effects 0.000 claims abstract description 21
- 238000010168 coupling process Methods 0.000 claims abstract description 21
- 238000005859 coupling reaction Methods 0.000 claims abstract description 21
- 230000005611 electricity Effects 0.000 claims description 10
- 229910052732 germanium Inorganic materials 0.000 claims description 8
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 13
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
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- 238000005516 engineering process Methods 0.000 description 3
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- 230000004888 barrier function Effects 0.000 description 1
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- 238000000205 computational method Methods 0.000 description 1
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- 206010016256 fatigue Diseases 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
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Classifications
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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
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/04—Arrangements for transmitting signals characterised by the use of a wireless electrical link using magnetically coupled devices
Abstract
The present invention provides a kind of energy-conservation remote control system of electrical equipment, and the electrical equipment has a power module, and the power module has a power switch, including：One remote control, including a transmitting coil；The Power Supply Assembly powered to the transmitting coil；The control assembly electrically connected with the Power Supply Assembly；One reception device, including a coupling receiver coil；The low voltage difference on-off circuit electrically connected with the coupling receiver coil, the low voltage difference on-off circuit is electrically connected with the power switch.The problem of mode of energy, effective solution stand-by power consumption are transmitted by using wireless coupling；The Zero-power-consumption standby of electrical equipment truly can be realized.The energy-conservation remote control thereof of electrical equipment based on aforementioned system is also provided simultaneously.
Description
Technical field
The present invention relates to wireless remote control technology field, and in particular to the energy-conservation remote control thereof and system of a kind of electrical equipment.
Background technology
At present, wireless remote control refers to realize and the non-contact remote of controlled object is controlled, in Industry Control, space flight and aviation, household electrical appliances
It is widely used Deng field.
Conventional wireless remote-control system generally comprises remote control and receiver or two parts of actuator.Remote control is sent to receiver
Command signal has controlled receiver or actuator to perform corresponding command operating.
And the electrical equipment of existing use wireless remote-control system, after being shut down by remote control, holding state can be still in, can be produced
Raw corresponding stand-by power consumption, this stand-by power consumption regards the different each variant of electrical equipment.Many users make to save electric energy
The mechanical power switch that also set again by turning off manually in electrical equipment after being shut down with remote control, thus just runs counter to
The original intention of " remote control ", in addition, after being used for multiple times fatigability infringement easily occurs for mechanical power switch, makes troubles to user,
Moreover, after mechanical power switch manual-lock, in addition it is also necessary to manually opened, not so it can not be opened by remote control.
Why above mentioned problem be present, it is at all, existing known remote control electrical equipment is all to use infrared communication mostly
It is remotely controlled.The instruction that remote control is sent must could be received in the standby state by being remotely-controlled receiver or actuator that device controlled
Signal.Although the standard that country is drafted the stand-by power consumption of all kinds of remote control electrical equipments drops many times, still it can not disappear from root
Except this part electricity loss.Species is various, and the remote control class electrical equipment of substantial amounts is huge because the presence of stand-by power consumption is generated
Energy loss.According to statistics, by taking family expenses remote control electrical appliance as an example, the annual consumption electric energy in the stand-by power consumption whole world is up to 10,000,000,000 degree.
Publication number CN 101447120A Chinese invention patent application discloses a kind of zero stand-by power consumption based on radio frequency identification
Remote control system, it includes, remote control and actuator；Wherein, the rf wave letter that remote control is controlled to launch to actuator
Number, and receive the feedback signal from controller；Actuator to receive the rf wave signal that RF energy and remote control are sent,
On the one hand RF energy is converted into DC stabilization operating voltage, to power itself, on the other hand according to rf wave signal institute
The control information of carrying, driving electronic switch and each execution circuit perform corresponding control action.It can realize in the standby state
Disconnect civil power.
Understood with reference to the description in this application specification and accompanying drawing, its near-field communication realized essentially by RFID technique
, there is larger deficiency and apply upper limitation in (NFC or RFID), its remote control realizes that start needs setting up short haul connection
On the basis of, the distance of general near-field communication is no more than 10cm, under so near distance, even if " remote control " can be realized,
User but experiences the facility less than existing remote control on the market.With by manual unlocking or close mechanical switch control mode just
Difference is little in the experience of profit.
Publication No. CN 102890855A Chinese invention patent discloses a kind of remote control reception controlling party without exchange stand-by power consumption
Method, is powered by battery to micro energy lose oscillator, so that it produces recurrent pulse, then by power-gating circuit to remote control reception
Circuit carries out periodic brief and powered, and remote-control receiving circuit is confirmed whether electric conduction during powering by the signal suffered by identification
Sub switch.
Understood with reference to the patent specification content, this method is needed in receiving circuit, that is, being separately provided in electrical equipment
One battery is powered to infrared receiving circuit.Infrared receiving circuit work is maintained to replace inside electrical equipment with the energy content of battery
Power standby, electrical equipment is still in power consumption state in a quiescent state.Only the idle method is than traditional standby side
Method is saved.But still Zero-power-consumption standby can not be realized, and battery needs to change or charged, and can still cause inconvenience to the user.
The content of the invention
The drawbacks of in order to overcome conventional remote controls electrical equipment stand-by power consumption, it is an object of the invention to provide a kind of section of electrical equipment
Can remote control thereof and system, the problem of mode of energy, effective solution stand-by power consumption are transmitted by using wireless coupling；Can
Realize the Zero-power-consumption standby of electrical equipment truly.
For up to above-mentioned purpose, the concrete technical scheme that the present invention takes is：
A kind of energy-conservation remote control system of electrical equipment, the electrical equipment has a power module, and there is the power module power supply to open
Close, including：
One remote control, including a transmitting coil；The Power Supply Assembly powered to the transmitting coil；With Power Supply Assembly electricity
One control assembly of connection；
One reception device, including a coupling receiver coil；The low voltage difference on-off circuit electrically connected with the coupling receiver coil,
The low voltage difference on-off circuit is electrically connected with the power switch.
Further, the Power Supply Assembly include a power supply, the high-frequency oscillating circuits being sequentially connected in series powered by the power supply and
One radiating circuit.
Further, the control assembly includes a logic control element, a switch and a function button；The logic control list
Member is powered by the power supply, and is electrically connected with the high-frequency oscillating circuits.
Further, the cut-in voltage of the low voltage difference on-off circuit is 0.3V-0.7V.
Further, the low voltage difference on-off circuit be a transistor driver circuit, a base stage of the transistor driver circuit and
One emitter stage electrically connects two terminals of the coupling receiver coil, and a colelctor electrode electrically connects the power switch.
Further, the transistor driver circuit be selected from (but not limited to) S9012 germanium triodes, 3ax31 germanium triodes or
One kind in 8050 silicon triodes.
Further, it is provided with a current rectifying and wave filtering circuit between the low voltage difference on-off circuit and the coupling receiver coil.
Further, the radiating circuit is radio frequency transmitter circuitry, and frequency is 0.8-1.2GHz.
Further, the remote control also includes the infrared emission unit being connected with the logic control element；The electricity consumption
Equipment also includes an infrared receiver and a main control chip.
Further, distance is less than 6.8 meters between the remote control and the reception device.
The energy-conservation remote control thereof of electrical equipment based on aforementioned system, comprises the following steps：
One magnetic field is produced by Power Supply Assembly excitation-emission coil；
The magnetic induction line in the magnetic field is set to generate an induced voltage through coupling receiver coil；
Low voltage difference on-off circuit is opened by the induced voltage, triggering power module is opened.
By taking above-mentioned technical proposal, the energy-conservation remote control thereof and system of electrical equipment of the invention can be achieved truly
Electrical equipment Zero-power-consumption standby, and it is flexible to trigger unlatching, in addition, remote control distance can meet daily demand.
Brief description of the drawings
Transmitting coils and receiving coil electromagnetic induction schematic diagram of the Fig. 1 for the present invention in one embodiment.
The structural schematic block diagram of remote controls of the Fig. 2 for the present invention in one embodiment.
The module connection diagram of remote controls of the Fig. 3 for the present invention in one embodiment.
Fig. 4 is the connection circuit diagram of reception device and power module in one embodiment of the invention.
Description of reference numerals：1- transmitting coils；2- receiving coils；3- magnetic field magnetic lines (actual naked eyes are invisible)；4- transmitting vibrations
Voltage V1；The oscillating voltage V2 that 5- receiving coils are induced；6- is switched；7- radiating circuits；8- high-frequency oscillating circuits；9- is patrolled
Collect control unit；10- power supplys；11 function buttons；12- power modules；13- current rectifying and wave filtering circuits；14- power module terminals
Son；15- power switches (ON/OFF)；16- transistor driver circuits.
Embodiment
Each involved detailed problem in technical scheme that the invention will now be described in detail with reference to the accompanying drawings.It should be noted that described
Embodiment be intended merely to facilitate the understanding of the present invention, and do not play any restriction effect to it.
As shown in Figures 2 to 4, the energy-conservation remote control system of electrical equipment of the invention, to control to open the electrical equipment, and
And controlling the electrical equipment to perform associative operation, the electrical equipment has power module 12, and power module 12 has power switch
(ON/OFF) 15, system includes：
Remote control, including transmitting coil 1；The Power Supply Assembly powered to transmitting coil 1；The control electrically connected with Power Supply Assembly
Component processed；Reception device, including coupling receiver coil 2；The low voltage difference on-off circuit electrically connected with the coupling receiver coil,
The low voltage difference on-off circuit is electrically connected with the power switch.
Specifically, with reference to Fig. 2 and Fig. 3, Power Supply Assembly includes power supply 10, the higher-order of oscillation being sequentially connected in series powered by power supply 10
Circuit 8 and radiating circuit 7.Control assembly includes logic control element 9, switch 6 and function button 11；Logic control element 9
Powered, and electrically connected with high-frequency oscillating circuits 8 by power supply 10.
In specific application, low voltage difference on-off circuit 16 is a transistor driver circuit, with reference to Fig. 4, transistor driving electricity
The one base stage b on road and an emitter e electrically connect two terminals of the coupling receiver coil, and a colelctor electrode c electrically connects the electricity
Source switch.
The optional a variety of transistors of transistor driver circuit, such as S9012 germanium triodes, 3ax31 germanium triodes or the pole of 8050 silicon three
Pipe etc..
In addition, to improve the stability of on-off circuit, and prevent circuit jitter from disturbing, in certain embodiments, low voltage difference is opened
Current rectifying and wave filtering circuit 13 also can be set between powered-down road 16 and coupling receiver coil 2.
The energy-conservation remote control thereof of electrical equipment based on aforementioned system, comprises the following steps：
One magnetic field is produced by Power Supply Assembly excitation-emission coil 1；As shown in figure 1, in suitable distance, the magnetic in the magnetic field can be made
Feel line and generate an induced voltage through coupling receiver coil 2；Low voltage difference on-off circuit 16, triggering are being opened by the induced voltage
Power module is opened.Can be to power supply for electrical equipment, before power module unlatching, electrical equipment is in Zero-power-consumption standby state.
The radiating circuit is radio frequency transmitter circuitry, and its frequency is 0.8-1.2GHz, to guarantee to transmit enough energy to coupling
Receiving coil, while will not also produce too high power consumption.
In normal domestic use distance range, when electrical equipment power module is off state (non-standby state), user presses
Remote control power on/off button, transmitting coil excites generation magnetic field, remote control by the battery voltage supply in remote control
Produce magnetic field to complete once to launch by transmitting coil, be built in the coupling receiver coil quilt in the reception device of electrical equipment
The magnetic line of force in the magnetic field is passed through, so as to induce voltage difference in coil, low voltage difference on-off circuit is opened using this voltage difference.
And remote control in itself need not implement it is standby, it is necessary to when, press the corresponding button triggering battery power.
The core component of low voltage difference on-off circuit is low voltage difference on-off circuit, such as transistor driver circuit.Because the distance of remote control is got over
Far, the ability being wirelessly transferred is then weaker.We select cut-in voltage in 0.3V-0.7V or so low voltage difference transistor driving herein
Circuit is to meet its remote control distance.Low voltage difference on-off circuit is connected in the controlling switch of electrical equipment power module, for triggering electricity
It is electric on source.So as to complete the upper electricity of whole equipment.
May be only one several milliseconds or a few tens of milliseconds (length of time because the time that induced electricity pressure difference is present is ofer short duration
Depending on the length of user key-press time) pulse signal, therefore power module unlatching after, the main control chip in electrical equipment
Should be by program or circuit come the management of adapter power module open signal, to ensure that what power supply can be persistently is in opening.
Relevant control pin is maintained low level or high level by above-mentioned management process, and many known products, which all have, at present realizes class
Like the structure or module of function, on the basis of present specification disclosure is understood, those skilled in the art are above-mentioned when being appreciated that
The principle of process and the structure of correlation, will not be repeated here.After the completion of device power, equipment is remotely controlled dress by infrared mode
Put the corresponding control of function button.
Remote control also includes the infrared emission unit (not shown) being connected with logic control element 9；Electrical equipment also includes
One infrared receiver and a main control chip (not shown).It still is able to so as to the signal transmission of remote control function button using biography
The infrared mode of system, the straighforward operation of shutdown also can still be completed using traditional infrared mode.In shutdown process, electricity consumption
Main control chip in equipment needs to discharge the control of power module open signal so that after shut down, and power module, which is in, closes
State.The main actions of release control power are exactly to draw high or drag down relevant control pin to close power supply.The manner of execution equally should
For in many known products, on the basis of present specification disclosure is understood, those skilled in the art are above-mentioned when being appreciated that
The principle of action process and the structure of correlation, will not be repeated here.
The feasibility and superior part of the system and method for the present invention are described below by specific embodiment.
According to the computational methods of wireless communication distance during free-space propagation, can accurately it calculate with technical scheme
The effective propagation distance of the system and method for realization in the specific implementation：So-called free-space propagation means around antenna to be infinitely great
Radio wave propagation during vacuum, it is ideal propagation condition.Electric wave is in free-space propagation, and its energy both will not be by barrier institute
Absorb, will not also produce reflection or scatter.
First, such as following formula (1), communication distance is relevant with transmission power, receiving sensitivity and working frequency.
[Lfs] (dB)=32.44+20lgd (km)+20lgf (MHz) --- --- -- (1)
Lfs is transmission loss in formula (1), and d is transmission range, and the unit of frequency is calculated with MHz.
From formula (1), only there be radio wave propagation loss (also known as decaying) with working frequency f and propagation distance d in free space
Close, when f or d, which increases, to be twice, [Lfs] will increase 6dB respectively.
And following formula (2) illustrates the loss of the radio wave propagation under free space
Los=32.44+20lg d (Km)+20lg f (MHz) --- --- -- (2)
In formula (2), Los is propagation loss, and unit is dB, and d is propagation distance, and unit is Km, and f is working frequency, single
Position is MHz.
Embodiment 1：
Switching tube from low voltage difference on-off circuit is S9012 germanium triodes；Its cut-in voltage Vbe=0.5V, base current Ib
=100uA=0.1mA, its receive rated power Pout=Vbe*Ib=0.05mw, then its receiving sensitivity be 10lg (0.05)=
-13dbm。
Remote control instantaneous power is used for 15W；It is 10lg (15000)=41dbm that then it, which launches transmission power,.
The propagation loss ideally allowed：41- (- 13dbm)=54db；
Then there is Los=32.44+20lg d (Km)+20lg f (MHz)=54db.
The working frequency of radio frequency transmitter circuitry is used for 900MHZ；
Then there are Los=32.44+20lg d+20lg 900=54db
Calculate d=0.0133km=13.3m
That is, ideally effective propagation distance is 13.3 meters, it is ideally here, it can be understood as surrounding is empty
Between it is spacious.
It is 10db (indoor environment loss general value) to introduce environment loss；
Then there are Los=10+32.44+20lg d+20lg 900=54db；
Calculate d=0.0042km=4.2m.
Introduce environment loss 6.9db (the advantageous Electromagnetic Wave Propagation of indoor environment)；
Then there are Los=6.9+32.44+20lg d+20lg 900=54db；
Calculate d=0.006km=6.0m.
Embodiment 2
Switching tube from low voltage difference on-off circuit is 3ax31 germanium triodes；Its cut-in voltage Vbe=0.3V, base current Ib
=100uA=0.1mA, its receive rated power Pout=Vbe*Ib=0.03mw, then its receiving sensitivity be 10lg (0.03)=
-15dbm。
Remote control instantaneous power is used for 15W；It is 10lg (15000)=41dbm that then it, which launches transmission power,.
The propagation loss ideally allowed：41- (- 15dbm)=56db；
Then there is Los=32.44+20lg d (Km)+20lg f (MHz)=56db.
The working frequency of radio frequency transmitter circuitry is used for 1GHZ=1000MHZ；
Then there are Los=32.44+20lg d+20lg 1000=56db
Calculate d=0.0151km=15.1m
That is, ideally effective propagation distance is 15.1 meters, it is ideally here, it can be understood as surrounding is empty
Between it is spacious.
It is 10db (indoor environment loss general value) to introduce environment loss；
Then there are Los=10+32.44+20lg d+20lg 1000=56db；
Calculate d=0.0047km=4.7m.
Introduce environment loss 6.9db (the advantageous Electromagnetic Wave Propagation of indoor environment)；
Then there are Los=6.9+32.44+20lg d+20lg 1000=54db；
Calculate d=0.0068km=6.8m.
Embodiment 3
Switching tube from low voltage difference on-off circuit is 8050 silicon triodes；Its cut-in voltage Vbe=0.7V, base current Ib
=100uA=0.1mA, its receive rated power Pout=Vbe*Ib=0.07mw, then its receiving sensitivity be 10lg (0.07)=
-11.5dbm。
Remote control instantaneous power is used for 15W；It is 10lg (15000)=41dbm that then it, which launches transmission power,.
The propagation loss ideally allowed：41- (- 11.5dbm)=52.5db；
Then there is Los=32.44+20lg d (Km)+20lg f (MHz)=52.5db.
The working frequency of radio frequency transmitter circuitry is used for 1.2GHZ=1200MHZ；
Then there are Los=32.44+20lg d+20lg 1200=52.5db
Calculate d=0.0084km=8.4m
That is, ideally effective propagation distance is 8.4 meters, it is ideally here, it can be understood as surrounding is empty
Between it is spacious.
It is 10db (indoor environment loss general value) to introduce environment loss；
Then there are Los=10+32.44+20lg d+20lg 1000=56db；
Calculate d=0.0026km=2.6m.
Introduce environment loss 6.9db (the advantageous Electromagnetic Wave Propagation of indoor environment)；
Then there are Los=6.9+32.44+20lg d+20lg 1000=54db；
Calculate d=0.0038km=3.8m.
Conclusion：It is 2.6-6.8 meters to be included in the coverage transmitted after environment loss value, and this, which that is to say, shows, system of the invention
The remote control distance that can be realized with method disclosure satisfy that general domestic. applications.
Though the present invention is disclosed above with embodiment, but it is only exemplary reference rather than for limiting the scope of the present invention, any ripe
This those skilled in the art is practised, without departing from the spirit and scope of the present invention, when a little change and retouching can be done.For example, low voltage difference
On-off circuit is not limited to three kinds of switching tubes that embodiment is lifted, those skilled in the art on the basis of specification disclosure is understood,
It will be seen that, using the switching tube with its similar nature, when close technique effect can be obtained, it can equally solve institute of the present invention
The technical problem to be solved.In addition, low voltage difference on-off circuit can also select switch mosfet circuit, it starts voltage choosing
When being taken as 0.3V-0.7V, similar technology effect can also be obtained, because such on-off circuit is known by those skilled in the art,
No longer enumerate one by one herein.In a word, above-described embodiment is not used for limiting the scope of the present invention, and protection scope of the present invention is to weigh
Sharp claim is defined.
Claims (10)
1. a kind of energy-conservation remote control system of electrical equipment, the electrical equipment has a power module, there is the power module power supply to open
Close, it is characterised in that including：
One remote control, including a transmitting coil；The Power Supply Assembly powered to the transmitting coil；With Power Supply Assembly electricity
One control assembly of connection；
One reception device, including a coupling receiver coil；The low voltage difference on-off circuit electrically connected with the coupling receiver coil,
The low voltage difference on-off circuit is electrically connected with the power switch.
2. the energy-conservation remote control system of electrical equipment as claimed in claim 2, it is characterised in that the Power Supply Assembly includes a power supply,
The high-frequency oscillating circuits being sequentially connected in series and a radiating circuit powered by the power supply.
3. the energy-conservation remote control system of electrical equipment as claimed in claim 2, it is characterised in that the control assembly includes a logic
Control unit, a switch and a function button；The logic control element is powered by the power supply, and electric with the higher-order of oscillation
Road is electrically connected.
4. the energy-conservation remote control system of electrical equipment as claimed in claim 1, it is characterised in that the low voltage difference on-off circuit is opened
Voltage is opened for 0.3V-0.7V.
5. the energy-conservation remote control system of electrical equipment as claimed in claim 4, it is characterised in that the low voltage difference on-off circuit is one
The two of transistor driver circuit, a base stage of the transistor driver circuit and the emitter stage electrical connection coupling receiver coil connect
Line end a, colelctor electrode electrically connects the power switch.
6. the energy-conservation remote control system of electrical equipment as claimed in claim 5, it is characterised in that the transistor driver circuit is selected from
One kind in S9012 germanium triodes, 3ax31 germanium triodes or 8050 silicon triodes.
7. the energy-conservation remote control system of electrical equipment as claimed in claim 1, it is characterised in that the low voltage difference on-off circuit and institute
State and be provided with a current rectifying and wave filtering circuit between coupling receiver coil.
8. the energy-conservation remote control system of electrical equipment as claimed in claim 1, it is characterised in that the radiating circuit is radio-frequency transmissions
Circuit, frequency is 0.8-1.2GHz.
9. the energy-conservation remote control system of electrical equipment as claimed in claim 1, it is characterised in that the remote control also includes and institute
State an infrared emission unit of logic control element connection；The electrical equipment also includes an infrared receiver and a main control chip.
10. the energy-conservation remote control thereof of the electrical equipment based on the system described in any one of claim 1 to 9, comprises the following steps：
One magnetic field is produced by Power Supply Assembly excitation-emission coil；
The magnetic induction line in the magnetic field is set to generate an induced voltage through coupling receiver coil；
Low voltage difference on-off circuit is opened by the induced voltage, triggering power module is opened.
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| CN101447120A (en) * | 2008-12-23 | 2009-06-03 | 天津大学 | Remote control system without standby power consumption based on radio frequency identification and remote control method |
| CN102890855A (en) * | 2011-11-29 | 2013-01-23 | 刘硕 | Remote control receiving control method without alternating-current standby power consumption and remote control receiving circuit without alternating-current standby power consumption |
| CN103592869A (en) * | 2012-08-17 | 2014-02-19 | 美的集团股份有限公司 | Electronic device power supply control system and method |
| CN205564016U (en) * | 2016-01-21 | 2016-09-07 | 神州龙芯（江苏）智能科技有限公司 | Energy -conserving remote control system of consumer |
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