CN103701339A - Power supply control device and method - Google Patents
Power supply control device and method Download PDFInfo
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- CN103701339A CN103701339A CN201210369770.4A CN201210369770A CN103701339A CN 103701339 A CN103701339 A CN 103701339A CN 201210369770 A CN201210369770 A CN 201210369770A CN 103701339 A CN103701339 A CN 103701339A
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- antenna
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- identity information
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- wave detector
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Abstract
The invention relates to a power supply control device and method. The method comprises the following steps: sensing the second antenna of a handheld controller, outputting different voltage values whether a first antenna senses the second antenna, when the first antenna senses the second antenna, acquiring an encrypted signal, decoding the encrypted signal so as to obtain the identity information of a user, judging whether a decoding unit successfully decodes the identity information of the user when receiving the voltage value generated from a wave detector, after the decoding is succeeded, and controlling a switch unit connected between a conversion unit and external electric equipment to be powered on or powered off, so as to enable the external electric equipment to be connected or disconnected with the external alternative current. According to the power supply control device and method, the encrypted signal is sensed and acquired and is decoded so as to obtain the identity information of the user, and the external power supply is controlled to be connected or disconnected with an external charge device when the decoding is succeeded, so that the security in power supply control is improved.
Description
Technical field
The present invention relates to a kind of power control and control method, relate in particular to a kind of power control and control method with identity recognition function.
Background technology
Current power control comprises control module and electrical outlets, wherein, control module sees through connecting interface and is connected with external electronic, to receive executive signal, and in wired or wireless mode, control relay touches the electric slot of electrical outlets, thereby controls the running of external electrical equipment.But this power control does not have identity recognition function, reduced the fail safe that power supply is controlled.
Summary of the invention
The invention provides a kind of power control and control method.
A power control, is connected with an external ac power source for controlling an external electric equipment, comprising: a converting unit, for converting described external ac power source to DC power supply; One switch element, is connected between described converting unit and described external electric equipment; One first antenna, for responding to one second antenna of a hand held controller, wherein, this hand held controller is encrypted user's identity information to produce a coded signal that comprises user's identity information, by this second antenna, sends; One wave detector, for when whether the first antenna senses described the second antenna, exports different magnitudes of voltage; One matching and decoding unit, matches with described hand held controller, when the first antenna senses described the second antenna, obtains described coded signal, thereby coded signal is decoded and obtained user's identity information; An and power control unit, be connected with described the first antenna, switch element, wave detector and matching and decoding unit, when receiving the magnitude of voltage of wave detector generation, judge whether matching and decoding unit decodes user's identity information successfully, after successfully decoded, control described switch element conducting or disconnection, thereby make described external electric equipment and described external communication conduct or disconnect.
A control method for power control, comprises step: utilize a converting unit to convert described external ac power source to DC power supply; Utilize one second antenna of one first antenna induction one hand held controller, wherein, this hand held controller is encrypted user's identity information to produce a coded signal that comprises user's identity information, by this second antenna, sends; Utilize a wave detector when whether the first antenna senses described the second antenna, export different magnitudes of voltage; Utilize a matching and decoding unit matching with described hand held controller, when the first antenna senses described the second antenna, obtain described coded signal, thereby coded signal is decoded and obtained user's identity information; Utilize a power control unit when receiving the magnitude of voltage of wave detector generation, to judge whether matching and decoding unit decodes user's identity information successfully; And after successfully decoded, control switch element conducting or the disconnection being connected between described converting unit and described external electric equipment, thereby make described external electric equipment and described external communication conduct or disconnect.
Power control of the present invention and control method, respond to and obtain the coded signal with user's identity information of short range transmission, thereby coded signal is decoded and obtained user's identity information, when successfully decoded, control external power source and external recharging apparatus conducting or cut-off, increased the fail safe that power supply is controlled.
Accompanying drawing explanation
Fig. 1 is the hardware structure figure of power control under the preferential execution mode of the present invention.
Fig. 2 is power control control load and the conducting between external ac power source or the method flow diagram of cut-off in Fig. 1.
Fig. 3 is the hardware structure figure of power control under other execution modes of the present invention.
Main element symbol description
| Power control | 1010’ |
| Hand held controller | 20 |
| External electric equipment | 30 |
| External ac power source | 40 |
| Converting unit | 110 |
| Switch element | 120 |
| Power control unit | 130 |
| The first antenna | 140 |
| Wave detector | 150 |
| Matching and decoding unit | 160 |
| Power Management Unit | 170 |
| The second antenna | 201 |
| Microcontroller | 202 |
| Short range transmission control unit | 203 |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Referring to Fig. 1, is the hardware structure figure of power control under the preferential execution mode of the present invention.Power control 10, for controlling conducting or the cut-off between a load (as external electric equipment 30) and an external ac power source 40.
This power control 10 is also connected with a hand held controller 20.This hand held controller 20 comprises one second antenna 201, a microcontroller 202 and a short range transmission control unit 203.Described microcontroller 202, according to user's operation, is encrypted user's identity information to produce a coded signal that comprises user's identity information, by short range transmission control unit 203, by the second antenna 201, launches these coded signals.Concrete, short range transmission control unit 203 can adopt short range transmission mode to launch the signal that this has user's identity information, as near-field communication technology (NearField Communication, NFC).
This power control 10 comprises a converting unit 110, a switch element 120, a power control unit 130, one first antenna 140, a wave detector 150 and a matching and decoding unit 160.
Described converting unit 110 converts direct current to for the alternating current that described external ac power source 40 is produced.
Described switch element 120, is connected between described converting unit 110 and described external electric equipment 30, and its conducting or disconnection are used for making described external electric equipment 30 and described external ac power source 40 conductings or disconnection.Concrete, this switch element 120 can be a relay.
Described the first antenna 140, for responding to the second antenna 201 of described hand held controller 20.
Described wave detector 150, for when the first antenna 140 senses described the second antenna 201, exports different magnitudes of voltage.Concrete, wave detector 150 is exported high level when the first antenna 140 senses described the second antenna 201, and when not sensing described the second antenna 201 output low level, or when the first antenna 140 senses described the second antenna 201 output low level, and when not sensing described the second antenna 201, export high level.
Described matching and decoding unit 160, matches with described hand held controller 20, the signal that the described hand held controller 20 of only decoding sends.When the first antenna 140 senses described the second antenna 201, described matching and decoding unit 160 obtains described coded signal, thereby coded signal is decoded and obtained user's identity information.Concrete, matching and decoding unit 160 matches with the encryption method of microcontroller 202, according to the encryption rule of microcontroller 202, carries out decode operation.
Described power control unit 130, is connected with described the first antenna 140, switch element 120, wave detector 150 and matching and decoding unit 160.Thereby power control unit 130 judges wave detector 150 and whether exports different magnitudes of voltage and determine whether the first antenna 140 senses described the second antenna 201, power control unit 130 judges when receiving different magnitudes of voltage whether matching and decoding unit 160 decodes user's identity information successfully, after successfully decoded, control described switch element 120 conductings or disconnection, thereby make described external electric equipment 30 and described external ac power source 40 conductings or disconnection.Concrete, whether successfully judgement decoding user identity information method can be with reference to prior art, as, whether the data that judgement decrypts meet pre-defined rule.
Concrete, if wave detector 150 is exported high level when the first antenna 140 senses described the second antenna 201, and when not sensing described the second antenna 201 during output low level, described power control unit 130 judges matching and decoding unit 160 user's identity information success of whether decoding when receiving high level.If wave detector 150 is output low level when the first antenna 140 senses described the second antenna 201, and while exporting high level when not sensing described the second antenna 201, described power control unit 130 judges matching and decoding unit 160 user's identity information success of whether decoding when receiving low level.
Fig. 2 is power control 10 control external electric equipment 30 and the conducting between external ac power source 40 or the method flow diagram of cut-off in Fig. 1.
In step S201, thereby described power control unit 130 judges wave detector 150, whether export different magnitudes of voltage and determine whether the first antenna 140 senses described the second antenna 201, if so, flow process is to step S202, if not, and flow process repeating step S201;
In step S202, described matching and decoding unit 160, when the first antenna 140 senses described the second antenna 201, obtains described coded signal, thereby coded signal is decoded and obtained user's identity information;
In step S203, described power control unit 130 judges whether successfully decoded, and during successfully decoded, flow process is to step S204, and while decoding unsuccessfully, flow process is to step S201;
In step S204, thereby described power control unit 130 is controlled described switch element 120 conductings or disconnection makes described external electric equipment 30 and described external ac power source 40 conductings or disconnection.
Fig. 3 is the hardware structure figure of power control under other execution modes of the present invention.Compared to Figure 1, power control 10 ' also comprises a Power Management Unit 170, for utilizing the DC power supply that converting unit 110 produces to power to described switch element 120, power control unit 130, the first antenna 140, wave detector 150 and matching and decoding unit 160, make described switch element 120, power control unit 130, the first antenna 140, wave detector 150 and 160 work of matching and decoding unit.
Above power control 10, respond to and obtain the coded signal with user's identity information of short range transmission, thereby coded signal is decoded and obtained user's identity information, when successfully decoded, control external power source and external recharging apparatus conducting or cut-off, increased the fail safe that power supply is controlled.
Claims (10)
1. a power control, is connected with an external ac power source for controlling an external electric equipment, comprises a converting unit, for converting described external ac power source to DC power supply; One switch element, is connected between described converting unit and described external electric equipment; It is characterized in that, this power control also comprises:
One first antenna, for responding to one second antenna of a hand held controller, wherein, this hand held controller is encrypted user's identity information to produce a coded signal that comprises user's identity information, by this second antenna, sends;
One wave detector, for when whether the first antenna senses described the second antenna, exports different magnitudes of voltage;
One matching and decoding unit, matches with described hand held controller, when the first antenna senses described the second antenna, obtains described coded signal, thereby coded signal is decoded and obtained user's identity information; And
One power control unit, be connected with described the first antenna, switch element, wave detector and matching and decoding unit, when receiving the magnitude of voltage of wave detector generation, judge whether matching and decoding unit decodes user's identity information successfully, after successfully decoded, control described switch element conducting or disconnection, thereby make described external electric equipment and described external communication conduct or disconnect.
2. power control as claimed in claim 1, is characterized in that, described switch element is a relay.
3. power control as claimed in claim 1, it is characterized in that, described power control also comprises a Power Management Unit, for utilizing the DC power supply that converting unit produces to power to described switch element, power control unit, the first antenna, wave detector and matching and decoding unit, make described switch element, power control unit, the first antenna, wave detector and matching and decoding cell operation.
4. power control as claimed in claim 1, it is characterized in that, described wave detector is exported high level when the first antenna senses described the second antenna, and when not sensing described the second antenna output low level, described power control unit judges whether the decode user's identity information success of matching and decoding unit when receiving high level.
5. power control as claimed in claim 1, it is characterized in that, described wave detector inspection output low level when the first antenna senses described the second antenna, and when not sensing described the second antenna, export high level, described power control unit judges when receiving low level whether matching and decoding unit decodes user's identity information successfully.
6. a control method for power control, comprises step:
Utilize a converting unit to convert described external ac power source to DC power supply;
Utilize one second antenna of one first antenna induction one hand held controller, wherein, this hand held controller is encrypted user's identity information to produce a coded signal that comprises user's identity information, by this second antenna, sends;
Utilize a wave detector when whether the first antenna senses described the second antenna, export different magnitudes of voltage;
Utilize a matching and decoding unit matching with described hand held controller, when the first antenna senses described the second antenna, obtain described coded signal, thereby coded signal is decoded and obtained user's identity information;
Utilize a power control unit when receiving the magnitude of voltage of wave detector generation, to judge whether matching and decoding unit decodes user's identity information successfully; And
After successfully decoded, control switch element conducting or the disconnection being connected between described converting unit and described external electric equipment, thereby make described external electric equipment and described external communication conduct or disconnect.
7. control method as claimed in claim 6, is characterized in that, described switch element is a relay.
8. control method as claimed in claim 6, it is characterized in that, described changing method also comprises step: utilize the DC power supply that a Power Management Unit produces converting unit to power to described switch element, power control unit, the first antenna, wave detector and matching and decoding unit, make described switch element, power control unit, the first antenna, wave detector and matching and decoding cell operation.
9. control method as claimed in claim 6, it is characterized in that, described method also comprises step: utilize described wave detector when the first antenna senses described the second antenna, to export high level, and when not sensing described the second antenna during output low level, utilize described power control unit when receiving high level, to judge the user's identity information success of whether decoding of matching and decoding unit.
10. control method as claimed in claim 6, it is characterized in that, described method also comprises step: utilize described wave detector inspection output low level when the first antenna senses described the second antenna, and when not sensing described the second antenna, export high level, utilize described power control unit when receiving low level, to judge whether matching and decoding unit decodes user's identity information successfully.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210369770.4A CN103701339B (en) | 2012-09-27 | 2012-09-27 | Power control and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210369770.4A CN103701339B (en) | 2012-09-27 | 2012-09-27 | Power control and control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103701339A true CN103701339A (en) | 2014-04-02 |
| CN103701339B CN103701339B (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210369770.4A Expired - Fee Related CN103701339B (en) | 2012-09-27 | 2012-09-27 | Power control and control method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080016349A1 (en) * | 2002-02-28 | 2008-01-17 | The Directv Group, Inc. | Hidden identification |
| JP2008167086A (en) * | 2006-12-27 | 2008-07-17 | Nec Saitama Ltd | Electronic equipment, method for decoding data used for it, and data decoding control program |
| CN101887528A (en) * | 2009-05-12 | 2010-11-17 | 数伦计算机技术（上海）有限公司 | Universal RFID tag, read-write terminal and system and communication method of RFID system |
| CN201667607U (en) * | 2010-03-18 | 2010-12-08 | 深圳市和路元电子有限公司 | Power switch device and automatic system |
| CN201724335U (en) * | 2010-06-18 | 2011-01-26 | 广东志高空调有限公司 | Air conditioner with identifying function, remote control and air conditioning system |
-
2012
- 2012-09-27 CN CN201210369770.4A patent/CN103701339B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080016349A1 (en) * | 2002-02-28 | 2008-01-17 | The Directv Group, Inc. | Hidden identification |
| JP2008167086A (en) * | 2006-12-27 | 2008-07-17 | Nec Saitama Ltd | Electronic equipment, method for decoding data used for it, and data decoding control program |
| CN101887528A (en) * | 2009-05-12 | 2010-11-17 | 数伦计算机技术（上海）有限公司 | Universal RFID tag, read-write terminal and system and communication method of RFID system |
| CN201667607U (en) * | 2010-03-18 | 2010-12-08 | 深圳市和路元电子有限公司 | Power switch device and automatic system |
| CN201724335U (en) * | 2010-06-18 | 2011-01-26 | 广东志高空调有限公司 | Air conditioner with identifying function, remote control and air conditioning system |
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| Publication number | Publication date |
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| CN103701339B (en) | 2016-05-25 |
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Effective date of registration: 20180226 Address after: The Guangxi Zhuang Autonomous Region Nanning hi tech Zone headquarters Road No. 18, China ASEAN enterprise headquarters base three 5# workshop Patentee after: NANNING FUGUI PRECISION INDUSTRIAL Co.,Ltd. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Co-patentee before: HON HAI PRECISION INDUSTRY Co.,Ltd. Patentee before: HONG FU JIN PRECISION INDUSTRY (SHENZHEN) Co.,Ltd. |
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Effective date of registration: 20200311 Address after: Room 2075, 688 Zhujiang Road, Xuanwu District, Nanjing City, Jiangsu Province Patentee after: Nanjing Xuande Information Technology Co.,Ltd. Address before: 530007 the Guangxi Zhuang Autonomous Region, China Hi tech Zone, the headquarters of the headquarters of the road No. 18, China ASEAN enterprise base, phase 5, No. three plant Patentee before: NANNING FUGUI PRECISION INDUSTRIAL Co.,Ltd. |
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