CN101630148A - Method for reducing device standby energy consumption and device with low standby energy consumption - Google Patents
Method for reducing device standby energy consumption and device with low standby energy consumption Download PDFInfo
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- CN101630148A CN101630148A CN200810040670A CN200810040670A CN101630148A CN 101630148 A CN101630148 A CN 101630148A CN 200810040670 A CN200810040670 A CN 200810040670A CN 200810040670 A CN200810040670 A CN 200810040670A CN 101630148 A CN101630148 A CN 101630148A
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Abstract
The invention provides a method for reducing device standby energy consumption and a device with low standby energy consumption. According to the method fro reducing the device standby energy consumption, the device comprises a control unit, a controlled unit operated under the control of the control unit, and an adaptive power supply unit which is connected with an external power supply and supplies electricity for the control unit and the controlled unit, wherein the device further comprises an adaptive power supply management unit which is independent of the control unit for operation and a power storage unit supplying electricity for the adaptive power supply management unit; and the adaptive power supply management unit responds to standby signals and activation signals from the outside of the device for stopping and activating the adaptive power supply unit respectively to supply electricity for the control unit and the controlled unit. The power supply for the control unit and the controlled unit can be completely stopped, the adaptive power supply unit can also be stopped completely, and a microcontroller as the adaptive power supply management unit has ultra-low energy consumption, so the standby energy consumption can be reduced effectively.
Description
Technical field
The present invention relates to power management techniques, particularly a kind of equipment that reduces the method for device standby energy consumption and have low standby energy consumption.
Background technology
Standby energy consumption is meant the power consumption of equipment (for example household appliances) under idle function state or pattern.The user uses for convenience, and some equipment has teleswitch, continues various idle functions such as digital demonstration, WOL (Wake On LAN), time switch, though equipment is not being worked like this, but some circuit is also switched on, be used for receiving at any time starting-up signal, perhaps read clock, record hour or the like.
Now, the standby energy consumption of the various device in society, family and the office has become the important source of pollution.Measuring and calculating according to statistics, the average standby energy consumption of China's urban family be equivalent to these families every days all using one 15 watts to 30 watts pilot burner, standby energy consumption accounts for about 10% of Chinese family power consumption, wherein, only the standby energy consumption of one of colour TV just is equivalent to the generating total value of our national several large-size thermal power plants.
In order to reduce standby energy consumption, a lot of new technologies are arisen at the historic moment, and wherein a kind of mode is to make Switching Power Supply very little or can be to operate than low switching frequency when being in holding state in load.For example, the UCC28600 power source design that TI company provides, in 30%～100% output power section, the power supply control mode that adopts quasi-resonance no-voltage and fixed frequency discontinuous mode to combine, and up to the driving force of 1A, make the switching loss of flyback power supply greatly reduce, the complete machine work efficiency reaches more than 85%; In 10%～30% output power section, adopt the power supply control mode of the turn-off time modulating mode of constant peak electric current, make that the dynamic load response of power supply and the conversion efficiency of low-power section are all improved greatly; Adopt the Opportunity awaiting control for linear pattern of jump pulse simultaneously in about 10% output power section, thereby reduce standby energy consumption.
In many videos and audio frequency apparatus (for example televisor, DVD player and CD player etc.), usually the various functions under operational mode and the standby mode are integrated in one or a few chip.Under this framework, when equipment was in standby mode, power supply can be only to the chip power supply of being responsible for function under the control standby mode.
But above-mentioned technology or more complicated in realization are unfavorable for reducing the exploitation and the manufacturing cost of equipment, or the consumption reduction DeGrain, do not meet the environmental protection standard of increasingly stringent.As seen, need really a kind of simple, effectively and the method for the reduction standby energy consumption of being convenient to realize and based on the equipment of this method.
Summary of the invention
An object of the present invention is to provide a kind of method and the equipment with low standby energy consumption that reduces the standby energy consumption of equipment, it has implementation advantage simply, effectively and cheaply.
According to one aspect of the present invention, a kind of method that reduces the standby energy consumption of equipment is provided, described equipment comprises control module, the controlled cell that under the control of described control module, moves, link to each other with external power source and to the adaptive power supply unit of described control module and controlled cell power supply, wherein, described equipment is set to further comprise adaptive Power Management Unit that is independent of described control module operation and the energy-storage units of powering to described adaptive Power Management Unit, described adaptive Power Management Unit is suitable for responding standby signal and the activation signal that comes from described device external, ends and activate described adaptive power supply unit respectively to described control module and controlled cell power supply.
According to another aspect of the present invention, a kind of equipment with low standby energy consumption is provided, comprising:
Control module;
The controlled cell that under the control of described control module, moves;
Adaptive power supply unit to described control module and controlled cell power supply;
Adaptive Power Management Unit, its response come from the standby signal and the activation signal of described device external, end and activate described adaptive power supply unit respectively to described control module and controlled cell power supply; And
Energy-storage units to described adaptive Power Management Unit power supply.
Preferably, described standby signal and activation signal are wireless signal.
Preferably, described adaptive Power Management Unit is ended and is activated described adaptive power supply unit respectively and power to described control module and controlled cell by disconnecting and connecting being connected of described adaptive power supply unit and described external power source.
Preferably, described energy-storage units is at least a in battery and the ultracapacitor.
Preferably, described adaptive Power Management Unit utilization is integrated with that wireless signal receives and the microcontroller of processing capacity is realized.
Preferably, described adaptive power supply unit comprises the adapter circuit that current/voltage is changed and is serially connected in relay or device for power switching between described adapter circuit and the external power source, and described adaptive power supply unit is ended and activated to described adaptive Power Management Unit to described control module and controlled cell power supply by controlling described relay or device for power switching.
Compare with the mode that reduces standby energy consumption by the reduction switching frequency, the present invention directly turn-offs adaptive power supply unit when entering standby mode mode is more simple.In addition, according to the present invention, owing to can stop fully to control module and controlled cell power supply, and adaptive power supply unit also can quit work fully, microcontroller energy consumption as adaptive Power Management Unit extremely low (minimum) in addition in tens of nanowatt magnitudes, thereby effectively reduce standby energy consumption.
The accompanying drawing summary
Above-mentioned and/or others of the present invention and advantage will become more clear by the description below in conjunction with the various aspects of accompanying drawing and be more readily understood, and same or analogous unit represents that with identical label accompanying drawing comprises in the accompanying drawing:
Fig. 1 illustrates the configuration diagram of the equipment that has low standby energy consumption according to an embodiment of the invention.
Fig. 2 shows a specific embodiment of the equipment of realizing framework shown in Figure 1.
Embodiment
Below with reference to the accompanying drawing that wherein illustrates each one exemplary embodiment of the present invention the present invention is described more all sidedly.But the present invention can realize by multi-form, not be limited to each embodiment that this paper provides and should not be read as.The various embodiments described above that provide are complete comprehensively for the ease of the disclosure of this paper, convey to those skilled in the art's protection scope of the present invention more all sidedly.
In the present invention, the various electrical equipment with stand-by operation pattern of equipment general reference for example include but not limited to television receiver, video/audio playing device (for example DVD player and sound equipment etc.), monitor, Printers and Faxes machine etc.
Below with reference to Fig. 1 the framework that the present invention has the equipment of low standby energy consumption is described more specifically.As shown in Figure 1, equipment 100 comprises control module 101, a plurality of controlled cell 1021-102n, adaptive power supply unit 103, adaptive Power Management Unit 104 and energy-storage units 105.
In the present invention, function under the operational mode need could realize by control module shown in Figure 1 and controlled cell, the for example playback of the channel tuning of television receiver and DVD player etc., under this pattern, adaptive power supply unit is to control module and controlled cell power supply; And standby mode refers to a kind of like this pattern, and this moment, adaptive power supply unit stopped to control module and controlled cell power supply, and preferably, this moment, adaptive power supply unit also was de-energized self.
In one embodiment of the invention, the equipment under the operational mode adopts main-slave structure, and control module 101 is as master unit, and each controlled cell 1021-102n from the unit controls to conduct, thereby makes equipment finish various functions.For example for liquid crystal television receiver, controlled cell 1021-102n can comprise signal tuning circuit, decoding circuit, volume control circuit and light-source brightness control circuit etc.In the following description, also control module and controlled cell are referred to as operational mode function executing unit.It is worthy of note that control module here and controlled cell that is to say with regard to function, they can be regarded as is to realize the functional unit of various functions under the operational mode but not physical location.In fact, in order to improve integrated level, often some circuit of realizing difference in functionality are integrated on the same chip.
As shown in Figure 1, adaptive power supply unit 103 links to each other with external power source, and being responsible for provides suitable voltage and current to control module 101 and controlled cell 1021-102n.External power source for example can be various power supplys such as commercial ac power or accumulator.Adaptive power supply unit 103 comprises the adapter circuit (not shown) that outside power source voltage/electric current is changed, through the voltage after the conversion and/be provided for circuit with different electrical specifications or unit (for example be used for the high-tension circuit of CRT electrom gun and be used for the chip of decoded video frames) behind the electric current.The structure of relevant adapter circuit belongs to known technology and also non-concern main points of the present invention, therefore is not described further here.
Referring to Fig. 1, equipment 100 also comprises adaptive Power Management Unit 104 and energy-storage units 105.Adaptive Power Management Unit 104 responses are controlled the power supply of adaptive power supply unit 103 to control module 101 and controlled cell 1021-102n, thereby equipment 100 are switched between operational mode and standby mode from the external signal of equipment 100.Preferably, adaptive Power Management Unit 104 is by direct cut-out or adaptive power supply unit 103 of conducting and the control that realizes above-mentioned power supply being connected of external power source.
A kind of feasible mode for example can be to be connected in series an electromagnetic relay or solid-state relay as switch between the current/voltage-converted circuit of adaptive power supply unit 103 and external power source, realizes power supply or the outage of adaptive power supply unit 103 to control module 101 and controlled cell 1021-102n by adaptive Power Management Unit 104 by pilot relay then.The benefit of this implementation is not have electric current to flow through in the adaptive power supply unit 103 under standby mode, thereby avoids the energy consumption of transformer and other components and parts.
Alternatively, can adopt device for power switching (for example power MOSFET device and igbt) to replace relay as switch, at this moment, device for power switching is serially connected between the current/voltage-converted circuit and external power source of adaptive power supply unit 103, and adaptive Power Management Unit 104 realizes power supply or the outage of adaptive power supply unit 103 to control module 101 and controlled cell 1021-102n by the grid of power controlling switching device.
The external signal that adaptive Power Management Unit 104 receives can be a wireless signal, or imports the electric signal of adaptive Power Management Unit 104 through cable.For the former situation, can adopt the microcontroller (for example TI company produces and the model of sale is the microcontroller chip of MSP430) that is integrated with the radio frequency receiving ability, perhaps also can in adaptive Power Management Unit 104, arrange corresponding radio-frequency (RF) receiving circuit as adaptive Power Management Unit 104.It is pointed out that the power consumption of the two all is lower, generally can not surpass 10 microwatts no matter be that radio-frequency enabled is built in the Integrated Solution of chip or the discrete component scheme of arranging radio circuit separately.
In the present invention, adaptive Power Management Unit 104 is by energy-storage units 105 power supplies.As mentioned above, because the energy consumption of adaptive Power Management Unit 104 is very low, so energy-storage units 105 can adopt miniature or small-sized energy-storage travelling wave tube, for example comprises battery and/or ultracapacitor.With 1 farad ultracapacitor is example, and its electric energy stored can reach 5 joules, and the power consumption of adaptive Power Management Unit 104 is 10 microwatts, so can support adaptive Power Management Unit 104 to work at least 250 hours after the ultracapacitor charging once.Battery as energy-storage units can be rechargeable battery (a for example button lithium battery), also can be solar cell.In addition, energy-storage units 105 also can link to each other with adaptive power supply unit 103, and when energy-storage units 105 electric weight were not enough, adaptive power supply unit 103 can charge to it.
Fig. 2 shows a specific embodiment of the equipment of realizing framework shown in Figure 1.In Fig. 2, adaptive power supply unit 103 comprises the adapter circuit 1031 with control module 101 and controlled cell 1021-102n coupling, its voltage/current with external power source be converted to the voltage that is suitable for control module and controlled cell and/electric current.Adaptive power supply unit 103 also comprises a relay 1032, and it is serially connected between adapter circuit 1031 and the external power source.In the present embodiment, this relay is an electromagnetic relay, the working current of the control circuit of this relay (iron core that for example comprises coil and twined by coil) is provided by energy-storage units 105, and the closed and disconnected of control circuit is controlled by output port A by the microcontroller 1041 in the adaptive power control unit 104.Particularly, for example suppose to have in the coil electric current by with no current by the time moving contact lay respectively at T1 end and T2 holds, under the control of adaptive power control unit 104, when moving contact is positioned at T1 end place, external power source and adapter circuit 1031 are connected, control module 101 and controlled cell 1021-012n work on power, and equipment 100 enters operational mode; On the other hand, under the control of adaptive power control unit 104, when moving contact was positioned at T2 end place, external power source and adapter circuit 1031 disconnected, and control module 101 and controlled cell 1021-012n quit work, and equipment 100 enters standby mode.As shown in Figure 2, under standby mode, light emitting diode D1 links to each other with external power source with resistor R 1 through relay 1032, and the indication of visualization so just can be provided to the user when equipment 100 enters standby mode.
It is worthy of note that the relay among Fig. 2 also can adopt solid-state relay to substitute, these variations belong to the justice that should have of the present invention.
Referring to Fig. 2, adaptive Power Management Unit 104 comprises microcontroller 1041 and wireless signal receives and treatment circuit 1042.Wireless signal receives and treatment circuit 1042 receives for example wireless signal of telepilot emission, will export the port B of microcontroller 1041 after its decoding to.Microcontroller 1041 response receives decoded signal, through the position of the moving contact of output port A pilot relay 1032.It is worthy of note that alternatively, wireless signal receives and treatment circuit 1042 also can be built in the microcontroller 1041.
As shown in Figure 2, the input port C of microcontroller 1041 goes up and connects a K switch 1, and this is to consider that the user needs the needs of manual-lock equipment.When the user presses K switch 1, port C ground connection, thus trigger microcontroller 1041 through port A pilot relay 1032, make equipment enter standby mode; When the user presses K switch 1 once more, trigger microcontroller 1041 through port A pilot relay 1032, make equipment enter operational mode.
Refer again to Fig. 2, energy-storage units 105 comprises rechargeable battery E and ultracapacitor C1, and they are connected in parallel between the power input V of microcontroller 1041 and the ground connection with to microcontroller 1041 power supplies; In addition, wireless signal reception and treatment circuit 1042 are also by rechargeable battery E and ultracapacitor C1 power supply; At last, rechargeable battery E and ultracapacitor C1 also the control circuit of cut-in relay 1032 to provide working current to coil.In order further to reduce stand-by power consumption, alternatively, rechargeable battery E and ultracapacitor C1 are through the control circuit of K switch 2 intervention relays 1032, and the D of microcontroller 1041 end links to each other with the controller end EN of K switch 2 to control rechargeable battery E and the ultracapacitor C1 power supply to the control circuit of relay.As K switch 2, for example can adopt the model of the Micrel company production that is positioned at California, USA is the intelligent load switch of MIC94060 or MIC94061.
As shown in Figure 2, adapter circuit 1031 connects end altogether through what diode D2 was connected to rechargeable battery E, ultracapacitor C1 and power input mouth V, therefore under operational mode, when the supply voltage of rechargeable battery E and ultracapacitor C1 all was lower than the normal working voltage that is powered unit (for example microcontroller 1041, wireless signal receive and treatment circuit 1042 and relay 1032), these unit can change by adapter circuit 1031 power supplies; Meanwhile, adapter circuit 1031 is also to rechargeable battery E and ultracapacitor C1 charging.
It is worthy of note, can consider to omit rechargeable battery E shown in Figure 2 and one of them among the ultracapacitor C1.In addition, rechargeable battery E also can use solar cell instead and substitutes.
Disclosed each one exemplary embodiment of the present invention at this, although used be particular term, this use only is that the meaning by describe, in general terms describes, and is not to be used for limiting.Thereby, skilled person in the art will appreciate that and can under the situation that does not deviate from of the present invention essence given and scope, carry out many variations with regard to its form and details as follow-up claim.
Claims (18)
1, a kind of method that reduces the standby energy consumption of equipment, described equipment comprises control module, the controlled cell that under the control of described control module, moves, link to each other with external power source and to the adaptive power supply unit of described control module and controlled cell power supply, wherein, described equipment is set to further comprise adaptive Power Management Unit that is independent of described control module operation and the energy-storage units of powering to described adaptive Power Management Unit, described adaptive Power Management Unit is suitable for responding standby signal and the activation signal that comes from described device external, ends and activate described adaptive power supply unit respectively to described control module and controlled cell power supply.
2, the method for claim 1, wherein described standby signal and activation signal are wireless signal.
3, the method for claim 1, wherein, described adaptive Power Management Unit is ended and is activated described adaptive power supply unit respectively and power to described control module and controlled cell by disconnecting and connecting being connected of described adaptive power supply unit and described external power source.
4, the method for claim 1, wherein adopt at least a in battery or the ultracapacitor as described energy-storage units.
5, method as claimed in claim 2, wherein, described adaptive Power Management Unit utilization is integrated with the microcontroller of wireless signal reception and processing capacity and realizes.
6, method as claimed in claim 3, wherein, described adaptive power supply unit comprises adapter circuit that current/voltage is changed and the relay of connecting with described adapter circuit, and described adaptive Power Management Unit is by controlling described relay and disconnect and connecting being connected of described adaptive power supply unit and described external power source.
7, a kind of equipment with low standby energy consumption comprises:
Control module;
The controlled cell that under the control of described control module, moves;
Adaptive power supply unit to described control module and controlled cell power supply;
Adaptive Power Management Unit, its response come from the standby signal and the activation signal of described device external, end and activate described adaptive power supply unit respectively to described control module and controlled cell power supply; And
Energy-storage units to described adaptive Power Management Unit power supply.
8, equipment as claimed in claim 7, wherein, described standby signal and activation signal are wireless signal.
9, equipment as claimed in claim 7, wherein, described adaptive Power Management Unit is ended and is activated described adaptive power supply unit respectively and power to described control module and controlled cell by disconnecting and connecting being connected of described adaptive power supply unit and described external power source.
10, equipment as claimed in claim 7, wherein, described energy-storage units adopts at least a in battery and the ultracapacitor.
11, equipment as claimed in claim 7, wherein, described equipment is television receiver, video/audio playing device, monitor, printer, facsimile recorder.
12, equipment as claimed in claim 8, wherein, described adaptive Power Management Unit is the microcontroller that is integrated with wireless signal reception and processing capacity.
13, equipment as claimed in claim 8, wherein, described adaptive Power Management Unit comprises microcontroller and receives and treatment circuit with the wireless signal that links to each other with described microcontroller, and described wireless signal receives and treatment circuit receives and handles described standby signal and activation signal and offer described microcontroller.
14, equipment as claimed in claim 9, wherein, described adaptive power supply unit comprises the adapter circuit that current/voltage is changed and is serially connected in relay or device for power switching between described adapter circuit and the external power source, and described adaptive Power Management Unit is by controlling described relay or device for power switching and disconnect and connecting being connected of described adaptive power supply unit and described external power source.
15, equipment as claimed in claim 10, wherein, described battery and ultracapacitor are by described adaptive power supply unit charging.
16, equipment as claimed in claim 10, wherein, described battery is a solar cell.
17, equipment as claimed in claim 14, wherein, described relay is electromagnetic relay or solid-state relay, described device for power switching is power MOSFET device and igbt.
18, equipment as claimed in claim 14, wherein, described relay is an electromagnetic relay, comprise two positions, external power source links to each other with described adapter circuit when moving contact is positioned at one of them position, and described external power source disconnects and being connected and linking to each other with light emitting diode of described adapter circuit when moving contact is positioned at another position.
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| CN102428424A (en) * | 2010-03-26 | 2012-04-25 | 索尼公司 | Information Processing Apparatus And Power Supply Control Circuit |
| WO2012094826A1 (en) * | 2011-01-14 | 2012-07-19 | 海尔集团公司 | Wireless power supplying system and control method thereof |
| CN103676720A (en) * | 2013-05-07 | 2014-03-26 | 苏州盖娅智能科技有限公司 | Zero power consumption system of electrical appliance standby |
| CN104111637A (en) * | 2014-03-27 | 2014-10-22 | 北京卓越经纬测控技术有限公司 | Outdoor data acquisition and control equipment |
| CN105721802A (en) * | 2016-03-23 | 2016-06-29 | 京东方科技集团股份有限公司 | Standby control circuit, working method of standby control circuit and playing equipment |
| CN105812868A (en) * | 2016-03-30 | 2016-07-27 | 青岛海信电器股份有限公司 | Multimedia playing terminal, control terminal and multimedia playing system |
| CN106412694A (en) * | 2016-09-20 | 2017-02-15 | 康佳集团股份有限公司 | TV set and zero-loss standby circuit |
| US9679836B2 (en) | 2011-11-16 | 2017-06-13 | Taiwan Semiconductor Manufacturing Company, Ltd. | Package structures and methods for forming the same |
| WO2021103098A1 (en) * | 2019-11-29 | 2021-06-03 | 苏州贝昂科技有限公司 | Power consumption control device and intelligent device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102428424A (en) * | 2010-03-26 | 2012-04-25 | 索尼公司 | Information Processing Apparatus And Power Supply Control Circuit |
| CN102428424B (en) * | 2010-03-26 | 2015-02-25 | 索尼公司 | Information Processing Apparatus And Power Supply Control Circuit |
| WO2012094826A1 (en) * | 2011-01-14 | 2012-07-19 | 海尔集团公司 | Wireless power supplying system and control method thereof |
| CN103563212A (en) * | 2011-01-14 | 2014-02-05 | 海尔集团公司 | Wireless power supplying system and control method thereof |
| CN103563212B (en) * | 2011-01-14 | 2017-03-29 | 海尔集团公司 | Wireless power supply system and its control method |
| US11961791B2 (en) | 2011-11-16 | 2024-04-16 | Taiwan Semiconductor Manufacturing Company, Ltd. | Package structures and methods for forming the same |
| US11342253B2 (en) | 2011-11-16 | 2022-05-24 | Taiwan Semiconductor Manufacturing Company, Ltd. | Package structures and methods for forming the same |
| US10510644B2 (en) | 2011-11-16 | 2019-12-17 | Taiwan Semiconductor Manufacturing Company, Ltd. | Package structures and methods for forming the same |
| US9679836B2 (en) | 2011-11-16 | 2017-06-13 | Taiwan Semiconductor Manufacturing Company, Ltd. | Package structures and methods for forming the same |
| CN103676720A (en) * | 2013-05-07 | 2014-03-26 | 苏州盖娅智能科技有限公司 | Zero power consumption system of electrical appliance standby |
| CN104111637A (en) * | 2014-03-27 | 2014-10-22 | 北京卓越经纬测控技术有限公司 | Outdoor data acquisition and control equipment |
| US10396591B2 (en) | 2016-03-23 | 2019-08-27 | Boe Technology Group Co., Ltd. | Standby control circuit and operating method thereof, playing apparatus |
| CN105721802A (en) * | 2016-03-23 | 2016-06-29 | 京东方科技集团股份有限公司 | Standby control circuit, working method of standby control circuit and playing equipment |
| CN105812868B (en) * | 2016-03-30 | 2019-07-02 | 青岛海信电器股份有限公司 | A kind of multimedia play terminal, controlling terminal and multimedia play system |
| CN105812868A (en) * | 2016-03-30 | 2016-07-27 | 青岛海信电器股份有限公司 | Multimedia playing terminal, control terminal and multimedia playing system |
| CN106412694A (en) * | 2016-09-20 | 2017-02-15 | 康佳集团股份有限公司 | TV set and zero-loss standby circuit |
| WO2021103098A1 (en) * | 2019-11-29 | 2021-06-03 | 苏州贝昂科技有限公司 | Power consumption control device and intelligent device |
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Application publication date: 20100120 |