CN1312817C - Current induced switch device - Google Patents
Current induced switch device Download PDFInfo
- Publication number
- CN1312817C CN1312817C CNB021536783A CN02153678A CN1312817C CN 1312817 C CN1312817 C CN 1312817C CN B021536783 A CNB021536783 A CN B021536783A CN 02153678 A CN02153678 A CN 02153678A CN 1312817 C CN1312817 C CN 1312817C
- Authority
- CN
- China
- Prior art keywords
- power supply
- power
- current
- main
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
- H01R13/6675—Structural association with built-in electrical component with built-in electronic circuit with built-in power supply
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/06—Connectors or connections adapted for particular applications for computer periphery
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/18—Connectors or connections adapted for particular applications for television
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Direct Current Feeding And Distribution (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invnetion is concerend with a current induced switch device, in which the periphery devices are automatically turned on/off when the load current given in the main slot is turned on/off so as to save power. A main terminal for providing power supply to a main device, and a power supply for controlling the main device and the periphery devices connected with the main terminal, when the load current is supplied to the main terminal, are able to induce the voltage, then the induced voltage is commutated into DC, while the commutated voltage can produce a triggering pulse to turn od the DC power supply. Main device can control the power supply of the periphery devices in the supply circuit for providing power supply to a main device to save power, and the supply power can be turned on/off even the swith of the periphery devices is not operated additionally.
Description
Technical field
The present invention is a kind of current induced type switching device, during load current on the opening/closing home slot, is linked to the also opening/closing automatically of ancillary equipment around it, is a kind of current induced type switching device that reduces unnecessary power consumption.
Background technology
In the employed machine of office, have: devices such as computer, printer, the shared employed hub of intercomputer data (hub) and scanner with the device representative of supporting host mode to constitute.
Above-mentioned cited printer, scanner, hub etc. all are the convenient and auxiliary machineries that exist in order to use a computer.
If user's desire is used the aforementioned calculation machine and will be designed when the switch opens of main frame front, the power supply unit (power supplier) that can make the general AC power of supplying with the motherboard slot be injected into main frame according to the signal of its switch drives main frame, simultaneously above-mentioned power supply unit meeting supply power is to screen (Monitor), and so the user just can carry out work such as own required paperwork or image processing operation.Also can use aforementioned calculation machine and peripheral equipment thereof at home in addition.And the preferred examples that at present can use peripheral equipment equipment as computer in the family is exactly an electrical home appliances.
The situation of household electrical appliances can be a main frame with television set, and its ancillary equipment is cassette tape videocorder or DVD player, and also having in addition needs the loudspeaker and the sound equipment of extra power supply all can connect use.
As described above, in the situation of main frame and auxiliary equipment thereof etc., must open the action of the power supply of each ancillary equipment or powered-down etc. one by one for using ancillary equipment, be its known technology inconvenience.
Since its not convenient property, most user's meeting Shutdown Hosts, and ancillary equipment just maintains the state that does not shut down always, so will cause problems such as the unnecessary power consumption and the increase electricity charge.
For solving above-mentioned not convenient property, as korean patent application 1999-008621 number (as shown in Figure 1a), its structure includes: plug the attaching plug of the home slot 10 of host power supply plug, the employed subsystem of above-mentioned main system plural secondary slot 20, and the control power supply whether be supplied to the control circuit 30 of plural secondary slot 20.This control circuit 30 supplies to main system with judging earlier whether alternating current AC has by home slot 10, and for not supplying with alternating current AC, then sever supply is to the alternating current AC of the secondary slot of above-mentioned plural number as if judged result; If judged result then supplies to alternating current the attached slot 20 of plural number for the alternating current of supply AC is arranged.
Alternating current AC and electric current check resistance IR1, IR2, phase I coil and the home slot 10 of transformer T are connected in series, and make the voltage that flows to the AC power AC of main system by home slot 10 from the second stage coil of transformer T induce the electric current checking circuit 32 of output, integrating circuit 33 with the output voltage integration of above-mentioned electric current checking circuit 32, integrating circuit 33 output voltages and the grade reference voltage that had before set are judged relatively whether AC power is fed to the comparison circuit 35 of main system, supply or cut off the switching circuit 31 of AC power AC according to the judged result of comparison circuit 35 to secondary slot 20, and at last with the alternating current AC rectification of input and be converted to the rectification circuit 36 that positive voltage comes supplying DC power source.
Said structure promptly is in simple terms: alternating current AC is injected into, on home slot 10, plug the attaching plug of main system, and on secondary slot 20, plug the attaching plug that is connected in the plural subsystem that main system moves, if power supply opening with main system, then alternating current AC can go to supply with and give main system by control circuit 30 and home slot 10, makes to allow the main system open initiating do.
This is a kind of with alternating current AC supply main system, and control circuit 30 can be checked out the electric current of the alternating current AC that flows through main system, judges whether AC power supplies with main system.Supply with main system if judge alternating current, then control circuit 30 can touch switch circuits 31, and so alternating current AC flows into a plurality of secondary slots by the on-off mode 31 of control method 30, makes subsystem can use power supply.
But aforesaid circuit constitutes comparatively complicated, and for making the aforementioned circuit action need other power supply, add owing to use mechanical relay RY, so power supply noise and contact instability can take place, cause service life of a machine to shorten, also have the use of multiple material to cause the cost rising and cause product competitiveness to descend.
Summary of the invention
For solving the above problems, main purpose of the present invention promptly is a main frame and ancillary equipment opening/closing simultaneously, or on main frame during the control auxiliary equipment, when main frame opens, cuts out, ancillary equipment also can opening/closing, also can save the electricity charge when can effectively prevent power wastage.
According to aforementioned, the present invention comes the power control of control peripheral devices to the switching device of main frame, the power-supply circuit that the main terminal of serving as reasons injects, supply with the main terminal of host power supply, and control the main frame that main terminal links and the power supply of ancillary equipment, when giving with above-mentioned main terminal load electricity (electrical load), with induced voltage (induced voltage) rectification is direct current (DC), has then been produced trigger impulse by the voltage of rectification and has opened the alternating current power supply.
According to aforementioned, this main terminal directly is connected with wherein power line of injection current, and another power line then is connected with the aforementioned power source supply circuit in order to control, and comprises the auxiliary terminal that comes the opening/closing power supply according to above-mentioned main terminal.
According to aforementioned, power-supply circuit utilization of the present invention is installed on power supply unit (the Switching Mode Power Supply of computer-internal; SMPS) to control the power supply of main frame and peripheral unit (as: screen, printer, scanner, hub).
According to aforementioned, power-supply circuit utilization of the present invention is installed on the power suppling part of reflection follower (TV), with the power supply of control with the peripheral equipment (as: loudspeaker, sound equipment, VCD or DVD player) of reflection follower connecting moves.
In aforementioned calculation machine host and reflection follower rear, can be connected with aforementioned power source supply department when power supply is supplied to peripheral equipment, the auxiliary terminal of installation and control power supply is arranged on the power suppling part.
Below will structural design of the present invention and know-why be done a detailed explanation, and consult accompanying drawing, will do further explanation feature of the present invention.
Description of drawings
Fig. 1 a is known multi-tap structural representation;
Fig. 1 b is the control circuit detailed circuit diagram of Fig. 1 a;
Fig. 2 is the structural map of current induced type switching device of the present invention;
Fig. 3 a is the circuit block diagram that current induced type switching device of the present invention is applied to main frame;
Fig. 3 b is the schematic diagram that the auxiliary terminal of current induced type switching device of the present invention is applied to main frame;
Fig. 4 a is current induced type switching device of the present invention be applied to the to video circuit block diagram of power suppling part of follower;
Fig. 4 b is the auxiliary terminal of current induced type switching device of the present invention be applied to the to video schematic diagram of follower;
Fig. 5 is applied to the configuration diagram of many slots for current induced type switching device of the present invention.
Description of drawings
100 main terminal 200 power supply circuits
210 rheoscopes, 220 rectifications/planar circuit
230 zero cross circuits, 240 output ports
300 auxiliary terminal C computers
H body L power line
S derailing switch (Switch) P power supply unit
The TV television set
Embodiment
As shown in Figure 2, be the structural map of current induced type switching device of the present invention; The present invention includes the main terminal 100 that power supply is supplied in main frame, and main control system and the power supply circuit 200 that is connected in peripheral equipment power.
In power supply circuit 200, if when giving main terminal 100 load currents, then can produce and induce voltage and be direct current, then produced trigger impulse by the voltage of rectification and opened the alternating current power supply and inject main terminal 100 this derivative voltage commutation.
This power supply circuit 200 is made of rheoscope 210, rectification/planar circuit 220, zero cross circuit 230 and output port 240.This rheoscope 210 injects general interchange 110V, 220V power supply, induce the electric current of injection that alternating current is converted to direct current, rectification/planar circuit 220 then drives by impulse type (Pulse) electric current checked in the rheoscope 210 certain voltage with zero cross circuit 230.Again, zero cross circuit 230 triggers alternating current output by the certain voltage of rectification/planar circuit 220 output, and motor trigger impulse takes place near zero point.Main terminal 100 is received from the trigger signals that zero cross circuit 230 injects, and has the output AC electric current and the effect of opening power is arranged.
Be connected with above-mentioned main terminal 100 when injecting power supply, have more the auxiliary terminal 300 that is subjected to above-mentioned main terminal 100 controls to auxiliary machinery.
Shown in Fig. 3 a and Fig. 3 b, show that respectively current induced type switching device of the present invention is applied to the circuit block diagram of main frame; And auxiliary terminal is applied to the schematic diagram of main frame; Power line L who injects general electric power wherein is connected in the switch S that is arranged on computer C front connects power supply unit P, the other line of power line L then is connected in aforesaid power supply circuit 200.
Flow into the general power supply of power supply circuit 200, if induce voltage when main terminal 100 is subjected to loading, with the voltage commutation of inducing is direct current, and open alternating current AC power supplies and supply power from the voltage generation trigger impulse of rectification, the power supply of being supplied with then is supplied in auxiliary terminal 300 once more.
When the switch S that power supply circuit 200 will be connected in computer C main frame was opened, auxiliary terminal 300 can be injected into power supply, can be used to each ancillary equipment (screen, printer, scanner, hub) by power supply.Otherwise if when switch S closed, the power supply that then supplies to auxiliary terminal 300 can be cut off, so but also powered-down of the switch that does not need to operate ancillary equipment.
Shown in Fig. 4 a and Fig. 4 b, show current induced type switching device of the present invention be applied to the to video circuit block diagram of power supply unit of follower respectively; And auxiliary terminal be applied to the to video schematic diagram of follower; Can come the power supply of control peripheral equipment in the present embodiment with the switch of main control system role's TV TV.
Shown in Fig. 4 a, the power line that injects a general power supply wherein power line can directly be connected with the switch that is installed on television set TV the place ahead, to be connected to power supply unit P, the power supply that this power supply unit P is injected then can flow into auxiliary terminal, and an other power line then is connected in power supply circuit 200 of the present invention.
Flow into the power supply of above-mentioned power supply circuit 200, can induce according to rheoscope 210 and flow into switch S, the injecting voltage of impulse type (Pulse) electric current meeting simultaneously is injected into zero cross circuit 230 in rectification/planar circuit 220 to produce certain voltage.230 of zero cross circuits will produce trigger impulse from the certain voltage that above-mentioned rectification/planar circuit 220 injects and be injected into output port 240 near zero point, output port 240 receives trigger signals, be connected 300 with the output AC electric current and with auxiliary terminal, can be installed on television set TV inboard simultaneously, need the machine of power supply to each to supply with power supply.
If when will be installed on the switch opens in television set TV the place ahead, can inject power supply each machine to auxiliary terminal 300 and television set TV inside., also can inject power supply to connected ancillary equipment (loudspeaker, VCD or DVD player etc.) and move to above-mentioned auxiliary terminal 300 through supply power to produce.
As shown in Figure 5, be applied to the configuration diagram of many slots (multi-plug) for current induced type switching device of the present invention.Include the electric wire L that can use general power supply used in the present embodiment, and main terminal 100 and auxiliary terminal 300 are arranged in regular turn on body H.
Usually inject the electric wire L of power supply, one can directly be connected with the main terminal 100 on being arranged at above-mentioned body H, and another then is connected with power supply circuit 200 of the present invention.
Please consult shown in Figure 2ly simultaneously, the power supply that this power line L is injected comes power supply to give main terminal 100 by rheoscope 210 induced currents.When power supply is supplied to above-mentioned main terminal 100, come injected pulse type (Pulse) electric current with rectification/planar circuit 220, and impulse type (Pulse) electric current that will flow into above-mentioned rectification/planar circuit 220 is injected into zero cross circuit 230 for driving zero cross circuit with certain voltage.
230 certain voltage of injecting from above-mentioned rectification/planar circuit 220 of above-mentioned zero cross circuit produce trigger impulse, and the trigger impulse of generation then is injected into output port 240.
The electric current that flows into above-mentioned output port 240 then receives trigger signals, and opens for the output AC electric current, and the alternating current of output then is connected in main terminal 100, makes electric current can be injected into main frame.
Above-mentioned main terminal 100 combines (not icon) when supplying with power supply to main frame with the plug of main frame, come supply power to auxiliary terminal 300 by rheoscope 210, rectification/planar circuit 220, zero cross circuit 230, output port 240, can produce the needed power supply of auxiliary machinery.
The current induced type switching device of structure as mentioned above, then its effect and effect are as follows:
The state of injection current, then general alternating current is by power line L supply power, wherein a line is with mainly terminal 100 or computer switch S, television set switch S are connected, come to be connected in auxiliary terminal by power supply unit P, an other line then is connected with power supply circuit 200 of the present invention.
When being injected into rheoscope 210 by the general power supply that exchanges 110V, 220V that injects said power L, meeting is induced according to rheoscope 210 electric currents and is injected power supply in main terminal 100, simultaneously impulse type (Pulse) electric current is flow into rectification/planar circuit 220.
The work of above-mentioned rectification/planar circuit 220 then is to make impulse type (Pulse) electric current that is produced in rheoscope 210 produce driving in zero cross circuit 230 circuit, is injected into zero cross circuit 230 and produce certain voltage.
Above-mentioned zero cross circuit 230, then for triggering alternating current output position, and in the motor mode trigger impulse took place near zero point at the circuit position, the trigger signals that produces is injected into output port 240, above-mentioned output port then receives the pulse signal that injects from zero cross circuit 230, and, and power supply supplied to main terminal 100 for output AC power source is opened.
Being connected to auxiliary terminal 300 that above-mentioned main terminal 100 is controlled also can supply power, it is only when giving main terminal 100 in conjunction with general plug for supply power, just the meeting supply power is to auxiliary terminal 300, if not during this situation, that is when mainly terminal 100 was not in conjunction with plug, the power supply that then is supplied to auxiliary terminal 300 can be the state of keeping or cutting off the electricity supply.
As above-mentioned, when this inventive circuit is installed on the power supply unit P of the power supply unit P of computer C main frame or television set TV, then but operation setting is in the switch of computer C main frame, television set TV front, open or close the ancillary equipment that is connected in auxiliary terminal 300, so can reach the power supply that only needs to control peripheral equipment by above-mentioned switch S.
So the present invention has the following advantages:
But but 1, the power supply of the ancillary equipment of its related use of main frame control can be avoided unnecessary power wastage, and also has the derailing switch (switch) that do not need to operate in addition ancillary equipment on the other hand the also effect of opening/closing power supply.
2, circuit of the present invention also may command do not have the power supply of the ancillary equipment that main frame then can't use, therefore be not limited to computer C and ancillary equipment, household electrical appliances (television set) and peripheral equipment thereof equipment such as (loudspeaker, DVD, VCD PLAYER), as long as be connected on the ancillary equipment that uses with main frame, all can use power supply method of supplying of the present invention.
Below the present invention has been done a detailed description, but the above only is preferred embodiment of the present invention, when not limiting scope of the invention process.Be that all equalizations of doing according to the present patent application scope change and modify etc., all should still belong in the patent covering scope of the present invention.
Claims (7)
1, a kind of current induced type switching device is the ON/OFF according to the host power switch device, controls the device of peripheral equipment, it is characterized by: comprising:
One main terminal, the power supply of supply main frame, the main frame that is connected on the described main terminal of energy control and the power supply of peripheral equipment: when main terminal is powered, the alternating current rectification that induced voltage is caused is a direct current, then produced trigger impulse by the voltage of rectification and opened AC power, this AC power is supplied on the main terminal with the main frame of the extremely main terminal of control connection and the electric power of peripheral equipment.
2, current induced type switching device as claimed in claim 1, it is characterized in that: this host power supply feeding mechanism comprises:
One rheoscope when being described host power supply feeding mechanism output AC electric current, with induced current, converts alternating current to direct current;
One rectification/planar circuit is the pulsed electric current that detects from described rheoscope, is transformed into certain voltage, makes it drive zero cross circuit;
One zero cross circuit is the certain voltage of being exported by on above-mentioned rectification/planar circuit, produces trigger impulse near zero point;
One output port is to receive trigger signals from zero cross circuit, for the output AC electric current is opened.
3, current induced type switching device as claimed in claim 1, it is characterized in that: this main terminal directly is connected with wherein power line of out-put supply, another line then is connected with aforementioned host power supply feeding mechanism to be controlled, and comprises the auxiliary terminal that comes the opening/closing power supply according to aforementioned main terminal.
4, current induced type switching device as claimed in claim 1 is characterized in that: this host power supply feeding mechanism is installed on it on power supply unit of computer-internal for controlling the power supply of main frame and peripheral equipment.
5. current induced type switching device as claimed in claim 1 is characterized in that: this host power supply feeding mechanism can be controlled the power supply of peripheral equipment that links in the reflection follower, is installed within the power supply unit of reflection follower.
6, current induced type switching device as claimed in claim 4, it is characterized in that: the rear of described main frame is connected with the aforementioned power source supply, and power supply is given peripheral equipment, and the auxiliary terminal of control power supply also has been installed on power supply unit simultaneously.
7, current induced type switching device as claimed in claim 6 is characterized in that: the rear of reflection follower is connected with the aforementioned power source supply, and power supply has also been installed the auxiliary terminal of control power supply simultaneously to peripheral equipment on power supply unit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020010085116A KR100367930B1 (en) | 2001-12-26 | 2001-12-26 | Current inducing switch |
| KR200185116 | 2001-12-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1428907A CN1428907A (en) | 2003-07-09 |
| CN1312817C true CN1312817C (en) | 2007-04-25 |
Family
ID=19717601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021536783A Expired - Fee Related CN1312817C (en) | 2001-12-26 | 2002-12-03 | Current induced switch device |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100367930B1 (en) |
| CN (1) | CN1312817C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101909090B1 (en) | 2016-11-28 | 2018-10-18 | (주)에스와이씨 | Structure Pannel With Insulation Function |
| KR20190062000A (en) | 2017-11-28 | 2019-06-05 | 한국세라믹기술원 | Structure Pannel With Insulation Function Using Slag Mixed Type Calcium Silicated Inorganic Insulation |
| KR102136467B1 (en) | 2018-11-20 | 2020-07-21 | (주) 에스와이씨 | Structure Pannel With Insulation Function Using Slag Mixed Type Calcium Silicated Inorganic Insulation And Connecting Unit |
| KR102178095B1 (en) | 2018-11-23 | 2020-11-12 | (주) 에스와이씨 | Structure Pannel Using Connecting Unit |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5532526A (en) * | 1991-12-23 | 1996-07-02 | Elasis Sistema Ricerca Fiat Nel Mezzogiorno Societa Consortile Per Azioni | Control circuit for predominantly inductive loads in particular electroinjectors |
| US5877931A (en) * | 1996-07-23 | 1999-03-02 | C.R.F. Societa' Consortile Per Azioni | Device for controlling inductive loads, in particular of injectors of an internal combustion engine injection system |
-
2001
- 2001-12-26 KR KR1020010085116A patent/KR100367930B1/en not_active IP Right Cessation
-
2002
- 2002-12-03 CN CNB021536783A patent/CN1312817C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5532526A (en) * | 1991-12-23 | 1996-07-02 | Elasis Sistema Ricerca Fiat Nel Mezzogiorno Societa Consortile Per Azioni | Control circuit for predominantly inductive loads in particular electroinjectors |
| US5877931A (en) * | 1996-07-23 | 1999-03-02 | C.R.F. Societa' Consortile Per Azioni | Device for controlling inductive loads, in particular of injectors of an internal combustion engine injection system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1428907A (en) | 2003-07-09 |
| KR100367930B1 (en) | 2003-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5731947A (en) | Electricity tapping apparatus which automatically turns on the slave units by sensing the power status of the master unit | |
| US8502414B2 (en) | Power saving apparatus and power saving method thereof | |
| CN100438269C (en) | Uninterruptible power supplies with converter operation conditioned upon static switch communication and method of operation thereof | |
| WO2014177056A1 (en) | Low-power consumption standby circuit device, air conditioner and control method for air conditioner | |
| EP2425432A1 (en) | Multi-functional bi-directional communication and bias power architecture for power supply control | |
| KR20040046218A (en) | A Power Supply | |
| US20050037241A1 (en) | Power source selector and controller for multiple battery power supply | |
| KR20140001140A (en) | Standby power cut-off apparatus for electronic product using power adapter | |
| KR100460951B1 (en) | Printer capable of controlling power supply by a host | |
| WO2003062973A1 (en) | Electric outlet for standby power interruption and power saving, control method thereof, and power saving system | |
| JP7157207B2 (en) | POWER MANAGEMENT SYSTEM FOR MOBILE X-RAY DEVICE AND CONTROL METHOD THEREOF | |
| CN111342545A (en) | Standby power supply circuit and power supply device | |
| CN1312817C (en) | Current induced switch device | |
| JP3933622B2 (en) | Power supply system | |
| CN201038741Y (en) | Power management circuit and TV possessing the management circuit | |
| US7345380B2 (en) | Backup power supply system with a null transfer time | |
| JP2003309937A (en) | Power source | |
| CN102738663B (en) | Intelligent energy-saving power socket | |
| CN208209811U (en) | A kind of enabled control circuit, switch power controller | |
| CN101676825A (en) | Electronic system and power supply device thereof | |
| KR200459375Y1 (en) | Charging and power suppling device | |
| JPH1097355A (en) | Power circuit for microcomputer | |
| CN221408467U (en) | Multi-channel charging device | |
| JPH07302141A (en) | Interface device and its power control method | |
| CN216672981U (en) | Key circuit, power control system and vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |