CN103679856B - Energy supply control module and photon smart lock - Google Patents
Energy supply control module and photon smart lock Download PDFInfo
- Publication number
- CN103679856B CN103679856B CN201210317181.1A CN201210317181A CN103679856B CN 103679856 B CN103679856 B CN 103679856B CN 201210317181 A CN201210317181 A CN 201210317181A CN 103679856 B CN103679856 B CN 103679856B
- Authority
- CN
- China
- Prior art keywords
- module
- signal
- photon
- smart lock
- signal receiving
- 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.)
- Active
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 28
- 230000005669 field effect Effects 0.000 claims abstract description 13
- 230000006698 induction Effects 0.000 claims abstract description 11
- 230000003321 amplification Effects 0.000 claims abstract description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 238000007493 shaping process Methods 0.000 claims description 10
- 230000008030 elimination Effects 0.000 claims description 3
- 238000003379 elimination reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 230000002457 bidirectional effect Effects 0.000 description 3
- 239000013256 coordination polymer Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Amplifiers (AREA)
Abstract
The present invention relates to a kind of energy supply control module and photon smart lock, described photon smart lock comprises power supply, energy supply control module, optical signal receiving module and microprocessor module, and described power supply is used for providing electric energy; Described energy supply control module comprises photodiode, signal amplifier and field effect transistor, described photodiode is used for induction light signal and generation current signal, described signal amplifier is used for described current signal to amplify, and described field effect transistor is used for the break-make controlling power supply according to the current signal of described amplification; The light signal containing ID information that described optical signal receiving module is used for photon key to launch converts electric signal to; Described microprocessor module is used for controlling door lock according to described electric signal and opens or close.The present invention utilizes light signal to discharge to do trigger pip and controls power switch, and circuit design is more reasonable, solves the problems such as the large or output voltage of electric current is unstable, more reduces current drain.
Description
Technical field
The present invention relates to control field, particularly relate to a kind of energy supply control module and photon smart lock.
Background technology
Along with the develop rapidly of national economy, China has become energy consumption big country in the world.The saving of the energy has caused the great attention of country, so build the main target that energy-efficient society has become national development.Energy-saving and cost-reducing in order to make electronic product realize, existing a lot of electronic product is provided with the human body induction module for controlling Power supply usually, when namely having a people, described human body induction module exports high level, nobody time output low level realize electronic product automatic switching.
Such as, existing heat releases Far infrared electric lamp switch module, it is made up of infrared sensing controller, photoinduction circuit, Fresnel lens and the thyristor gating circuit etc. with delay function, and integrated circuit includes pyroelectric infrared sensor, two-level operating amplifier, comparer, back off timer, zero passage detection, driving circuit etc.When there being people to enter switch module induction range, sensor detects the change of human body infrared spectrum, and switch connects load automatically, and people does not leave induction range, and switch will continue to connect; After people leaves, the load of switch automatic delay function.
Particularly, human body one has the ultrared emitter of specific wavelength.Human body induction control device can sense walking close to of human body and away from, when there being people to enter surveillance zone, 7 ~ 9 μm of infrared rays that human body radiation goes out, increase frequently through Fresnel lens and received by infrared sensor, infrared sensor human body moves the change of the infrared heat energy caused and it is converted to voltage, comparatively be input in control circuit by secondary frequency-selecting amplification ratio, export zero-crossing pulse by control circuit and trigger bidirectional triode thyristor conducting.By day or light is brighter time, light activated element is low resistive state, triggerless voltage export, bidirectional triode thyristor end, electric light keep OFF state; When night or dark, light activated element is high-impedance state, and conducting power consigns to the output terminal of input end and infrared sensing controller, if now there is people to enter surveillance zone, trigger bidirectional triode thyristor conducting, electric light energising is shinny; When human body walks out surveillance zone, trigger silicon controlled signal lag and turn off controllable silicon, lights after the time of setting, accomplish automatic closedown.But there are problems in above-mentioned existing human body induction module, as load current is excessive, power consumption is higher, and output voltage is unstable, when being especially applied on security product, security product requires higher to Based Intelligent Control, can causing trouble once infrared induction is insensitive.
Summary of the invention
Technical matters to be solved by this invention is, for above-mentioned the deficiencies in the prior art, proposes a kind of energy supply control module and photon smart lock.
The technical solution adopted for the present invention to solve the technical problems is, propose one and be convenient to the light-operated door lock of leading subscriber authority, it comprises photodiode, signal amplifier and field effect transistor, described photodiode is used for induction light signal and generation current signal, described signal amplifier is used for described current signal to amplify, and described field effect transistor is used for the break-make controlling power supply according to the current signal of described amplification.
Further, described photodiode is parallel with shunt resistance.
The invention also discloses a kind of photon smart lock, it comprises power supply, energy supply control module, optical signal receiving module and microprocessor module, and described power supply is used for providing electric energy; Described energy supply control module comprises photodiode, signal amplifier and field effect transistor, described photodiode is used for induction light signal and generation current signal, described signal amplifier is used for described current signal to amplify, and described field effect transistor is used for the break-make controlling power supply according to the current signal of described amplification; The light signal containing ID information that described optical signal receiving module is used for photon key to launch converts electric signal to; Described microprocessor module is used for controlling door lock according to described electric signal and opens or close.
Further, described photon smart lock also comprises protocol conversion module, and described protocol conversion module is used for described No. ID to carry out protocol conversion, then passes to host computer.
Further, described light-operated door lock also comprises signal receiving module, and described signal receiving module is used for by the signal receiving of optical signal receiving module output out, and sends described microprocessor module to.
Further, described light-operated door lock also comprises decoding module, and described decoding module is translated into the digital signal of NRZ code for digital signal optical signal receiving module being passed the CMI code of coming.
Further, described light-operated door lock also comprises balanced Shaping Module, and the signal that described balanced Shaping Module is used for optical signal receiving module exports carries out elimination intersymbol interference and corrects pulse waveform.
Further, described balanced Shaping Module comprises the operational amplifier and comparer that are electrically connected to each other, the input end of described operational amplifier and an input end of described comparer are all electrically connected with the output terminal of described optical signal receiving module, and the output terminal of described comparer is electrically connected with described decoding module.
Further, described optical signal receiving module comprises photodiode, signal amplifier and bandpass filter, and described photodiode and described bandpass filter are electrically connected with described signal amplifier respectively.
Further, described protocol conversion module is that RS232 interface or RS232 turn USB interface.
In sum, the present invention is by being provided with the described photodiode, signal amplifier and the field effect transistor that cooperatively interact, and utilize light signal to discharge and do trigger pip control power switch, circuit design is more reasonable, solve the problems such as the large or output voltage of electric current is unstable, more reduce current drain.
Accompanying drawing explanation
Fig. 1 is the theory diagram after photon smart lock of the present invention removes energy supply control module and power supply.
Fig. 2 is the theory diagram of optical signal receiving module of the present invention shown in Fig. 1.
Fig. 3 is the theory diagram of the balanced Shaping Module of the present invention shown in Fig. 1.
Fig. 4 is the theory diagram of decoding module of the present invention shown in Fig. 1.
Fig. 5 is the circuit diagram of energy supply control module of the present invention when coordinating with power supply.
Fig. 6 is the theory diagram of the second embodiment of the present invention.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention will be further described:
Embodiment one:
Refer to Fig. 1 and Fig. 2, photon smart lock of the present invention comprises optical signal receiving module 1, balanced Shaping Module 2, decoding module 3, microprocessor module 4, protocol conversion module 5, power supply VCC and energy supply control module.Described power supply VCC is used for providing electric energy.Described optical signal receiving module 1 converts electric signal to for the light signal containing ID information and encrypted message photon key launched, and the pattern of the light signal that described photon key is launched is CMI code.Described optical signal receiving module 1 comprises photodiode 11, signal amplifier 12 and bandpass filter 13, and described photodiode 11 and described bandpass filter 13 are electrically connected with described signal amplifier 12 respectively.In the present embodiment, described photodiode 11 is avalanche photodides, and described signal amplifier 12 is trans-impedance amplifiers.
Described avalanche photodide is that a kind of light of p-n junction type detects diode, it makes use of the avalanche multiplication effect of charge carrier to amplify photosignal to improve the sensitivity detected.Thus, avalanche photodide compared with vacuum photomultiplier, described avalanche photodide have small-sized, do not need the advantages such as high-voltage power supply, be more suitable for practical application; Compared with general semiconductor photo diode, described avalanche photodide has the advantages such as highly sensitive, speed is fast.Described trans-impedance amplifier has the advantages such as gain stabilization, dynamic range are large, bandwidth.
Refer to Fig. 3, described balanced Shaping Module 2 carries out elimination intersymbol interference for the signal exported optical signal receiving module 1 and corrects pulse waveform, it comprises the operational amplifier 21 and comparer 22 that are electrically connected to each other, the input end of described operational amplifier 21 and an input end of described comparer 22 are all electrically connected with signal amplifier 12 output terminal of described optical signal receiving module 1, and the output terminal of described comparer 22 is electrically connected with described decoding module 3.
Refer to Fig. 4, described decoding module 3 is translated into the digital signal of NRZ code for the digital signal of the CMI code passed after shaping by optical signal receiving module 1, it comprises high-low-position separation circuit 31 and decoding operation circuit 32, described high-low-position separation circuit 31 is for being separated the high-low-position of the CMI received code, and described decoding operation circuit 32 is for carrying out same or computing to the high-low-position after described CMI code separation.
Described high-low-position separation circuit 32 is provided with some d type flip flops, and described d type flip flop is provided with data input pin D, input end of clock CLK, anti-phase set end SD and data output end Q.The CMI code of input is latched by each d type flip flop under the effect of clock CP.When clock CP negative edge reaches (now the mid point moment of corresponding first CMI code), become rising edge through phase inverter, d type flip flop exports the value of first CMI code this moment, and is in preservation state, realizes the latch to first CMI code value.Through a CMI symbol width time, the rising edge of clock CP arrives (now corresponding second CMI code mid point moment), and d type flip flop exports deputy CMI code value, meanwhile, first CMI code be latched enters second d type flip flop, thus realizes the separation of two CMI codes.
Described decoding operation circuit 32 comprises an XOR gate and a d type flip flop, and wherein, first, second CMI code that XOR gate connects code bit separation circuit respectively exports, and NRZ is that decoding exports.From CMI decoding principle, if first, second position of CMI code is carried out with or computing, must the NRZ code of its correspondence, so anti-phase computing is first done through XOR gate in first, second position of CMI code by the present embodiment again, obtain decoding and export.
Digital signal optical signal receiving module 1 being passed the CMI code of coming by described decoding module 3 is translated into the digital signal of NRZ code, thus the present invention can match with the photon key of transmission CMI coded signal, described CMI code has the following advantages: (1) does not exist DC component, and low frequency component is less; (2) there is very strong clock-pulse component in information code current, be convenient to extract clock information from signal; (3) there is certain error correcting capability.Thus, the bit error rate of Signal transmissions can be reduced.
Described microprocessor module 4, for being decrypted and certification the NRZ code digital signal received, then controlling door lock and opens or close, and photon key is passed No. ID of coming and send host computer (not shown) to by described protocol conversion module 5.Described microprocessor module 4 is provided with microprocessor, and described microprocessor can be single-chip microcomputer, FPGA or DSP.In the present embodiment, described microprocessor is single-chip microcomputer.Described protocol conversion module 5 can be that RS232 interface or RS232 turn USB interface etc., in the present embodiment, described protocol conversion module 5 comprises RS232 interface parallel with one another and RS232 turns USB interface, thus can be convenient to be connected with the host computer with RS232 interface or USB interface, No. ID that microprocessor module 4 can be exported by described interface is carried out protocol conversion, the ID format conversion of Wiegand protocol is become with the signal of RS232 agreement, the ID format conversion of Wiegand protocol is become USB form, then ID is reported computer host computer.
Refer to Fig. 5, described energy supply control module comprises photodiode D1, signal amplifier U1 and field effect transistor T1, described photodiode D1 is used for the light signal that launches of induced photon key and generation current signal, described signal amplifier U1 is used for described current signal to amplify, and described field effect transistor T1 is used for the break-make controlling power supply VCC according to the current signal of described amplification.In addition, described photodiode D1 is parallel with shunt resistance R1, thus the surge current produced during described field effect transistor T1 break-make can be avoided to be blown by described photodiode D1.In the present embodiment, the model of described photodiode D1 is SFH203P, and it can receive the light of 400nm to 1100nm wavelength, and when bias voltage is 1V, the dark current of SFH203P is about 100pA.
Embodiment two:
Refer to Fig. 6, the present embodiment is similar to embodiment one, and its something in common is: include optical signal receiving module 1, microprocessor module 4, protocol conversion module 5, power supply VCC and energy supply control module; Its difference is: in the present embodiment, described optical signal receiving module 1 and one stage signal amplifier 6, second signal amplifier 7 and the detuner 8 for being electrically connected in order between microprocessor module 4, described one stage signal amplifier 6 converts voltage signal to for the current signal exported optical signal receiving module 1, and exports after amplifying described voltage signal; Described second signal amplifier 7 continues to be amplified to the manageable signal of described microprocessor module 4 for the signal exported by described one stage signal amplifier 6; Described detuner 8, for second signal amplifier 7 being passed the ID signal of coming according to the ID form demodulation sent out, is sent in processor module 4, carries out corresponding signal transacting.It is identical with embodiment one to the control principle of door lock, does not repeat them here.
In sum, the present invention is by being provided with the described photodiode D1, the signal amplifier U1 and field effect transistor T1 that cooperatively interact, utilize light signal to discharge and do trigger pip control power switch, circuit design is more reasonable, solve the problems such as the large or output voltage of electric current is unstable, more reduce current drain.
By reference to the accompanying drawings embodiments of the invention are described above, but the present invention is not limited to above-mentioned embodiment, above-mentioned embodiment is only schematic, instead of it is restrictive, those of ordinary skill in the art is under enlightenment of the present invention, do not departing under the ambit that present inventive concept and claim protect, also can make a lot of form, such as, the photodiode 11 of described optical signal receiving module 1 is same photodiode etc. with the photodiode D1 of energy supply control module, these all belong within protection of the present invention.
Claims (7)
1. a photon smart lock, is characterized in that: comprise power supply, energy supply control module, optical signal receiving module and microprocessor module, and described power supply is used for providing electric energy; Described energy supply control module comprises photodiode, signal amplifier and field effect transistor, described photodiode is used for induction light signal and generation current signal, described signal amplifier is used for described current signal to amplify, and described field effect transistor is used for the break-make controlling power supply according to the current signal of described amplification; The light signal containing ID information that described optical signal receiving module is used for photon key to launch converts electric signal to; Described microprocessor module is used for controlling door lock according to described electric signal and opens or close;
Wherein, described photon smart lock also comprises protocol conversion module, and described protocol conversion module is used for described No. ID to carry out protocol conversion, then passes to host computer.
2. photon smart lock according to claim 1, is characterized in that: described photon smart lock also comprises signal receiving module, and described signal receiving module is used for by the signal receiving of optical signal receiving module output out, and sends described microprocessor module to.
3. photon smart lock according to claim 2, is characterized in that: described photon smart lock also comprises decoding module, and described decoding module is translated into the digital signal of NRZ code for digital signal optical signal receiving module being passed the CMI code of coming.
4. photon smart lock according to claim 3, is characterized in that: described photon smart lock also comprises balanced Shaping Module, and the signal that described balanced Shaping Module is used for optical signal receiving module exports carries out elimination intersymbol interference and corrects pulse waveform.
5. photon smart lock according to claim 4, it is characterized in that: described balanced Shaping Module comprises the operational amplifier and comparer that are electrically connected to each other, the input end of described operational amplifier and an input end of described comparer are all electrically connected with the output terminal of described optical signal receiving module, and the output terminal of described comparer is electrically connected with described decoding module.
6. photon smart lock according to claim 1, it is characterized in that: described optical signal receiving module comprises photodiode, signal amplifier and bandpass filter, described photodiode and described bandpass filter are electrically connected with described signal amplifier respectively.
7. energy supply control module according to claim 1 and photon smart lock, is characterized in that: described protocol conversion module is that RS232 interface or RS232 turn USB interface.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210317181.1A CN103679856B (en) | 2012-08-31 | 2012-08-31 | Energy supply control module and photon smart lock |
| PCT/CN2013/081414 WO2014026601A1 (en) | 2012-08-13 | 2013-08-13 | Optical signal processing apparatus and decoding method for optical signal reception control device |
| KR1020157006496A KR101738792B1 (en) | 2012-08-13 | 2013-08-13 | Optical signal processing apparatus and decoding method for optical signal reception control device |
| US14/621,402 US9755747B2 (en) | 2012-08-13 | 2015-02-13 | Optical signal processing apparatus and decoding method for optical signal reception control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210317181.1A CN103679856B (en) | 2012-08-31 | 2012-08-31 | Energy supply control module and photon smart lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103679856A CN103679856A (en) | 2014-03-26 |
| CN103679856B true CN103679856B (en) | 2015-09-09 |
Family
ID=50317292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210317181.1A Active CN103679856B (en) | 2012-08-13 | 2012-08-31 | Energy supply control module and photon smart lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103679856B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106781424B (en) * | 2017-01-09 | 2024-06-21 | 上海胤祺集成电路有限公司 | Infrared receiving circuit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676843A (en) * | 2004-04-02 | 2005-10-05 | 董剑秋 | Electronic lock power supply start method and device |
| CN201539152U (en) * | 2009-10-26 | 2010-08-04 | 范根喜 | Photoelectric code lock system |
| CN102479398A (en) * | 2011-11-16 | 2012-05-30 | 深圳光启高等理工研究院 | Control method for door lock and door lock |
| CN102610013A (en) * | 2012-02-29 | 2012-07-25 | 深圳光启创新技术有限公司 | Visible light communication method and data storage system based on visible light communication |
-
2012
- 2012-08-31 CN CN201210317181.1A patent/CN103679856B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676843A (en) * | 2004-04-02 | 2005-10-05 | 董剑秋 | Electronic lock power supply start method and device |
| CN201539152U (en) * | 2009-10-26 | 2010-08-04 | 范根喜 | Photoelectric code lock system |
| CN102479398A (en) * | 2011-11-16 | 2012-05-30 | 深圳光启高等理工研究院 | Control method for door lock and door lock |
| CN102610013A (en) * | 2012-02-29 | 2012-07-25 | 深圳光启创新技术有限公司 | Visible light communication method and data storage system based on visible light communication |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103679856A (en) | 2014-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9755747B2 (en) | Optical signal processing apparatus and decoding method for optical signal reception control device | |
| CN204576102U (en) | Based on the intelligent control system of LED visible light communication | |
| CN104485993A (en) | Vehicular visible light wireless digital voice communication system | |
| CN102694592B (en) | Photon receiving device capable of eliminating external interference | |
| CN205015086U (en) | Sunshine light intensity sensor and flowerpot | |
| CN104184519A (en) | Visible light wireless communication system with self-sufficient energy | |
| CN103679856B (en) | Energy supply control module and photon smart lock | |
| CN203554545U (en) | Handset internet-surfing device based on visible-light communication | |
| CN104990632A (en) | Gate control difference single-photon detection system | |
| CN102800144A (en) | Light control door lock convenient for managing user authority | |
| CN102760315B (en) | Light control door lock with good signal receiving performance | |
| CN203377885U (en) | An optical signal transmitting and receiving apparatus and an optical signal transmitting and receiving system | |
| CN103295286B (en) | Optically controlled door lock capable of lowering code error rate of received signal | |
| CN102004003A (en) | High time resolution low noise single photon detector based on optical pulse synchronization | |
| CN106132009A (en) | A kind of energy-saving control circuit for LED | |
| CN207396767U (en) | Infrared tube detection device and system | |
| CN205946246U (en) | A energy -saving control circuit for LED | |
| CN202121563U (en) | Hard light remote switch system without demodulator circuit or amplifying circuit | |
| CN201828343U (en) | Optical-pulse synchronous single-photon detector with high time resolution and low noise | |
| CN205040067U (en) | Place inductor of LED lamps and lanterns detectable natural light in can in | |
| CN102722923B (en) | The photon key that can quickly respond | |
| CN204576468U (en) | Be applicable to the infrared touch panel circuit of strong surround lighting | |
| CN209390429U (en) | LED lamp firm power circuit | |
| CN202435674U (en) | Microwave light sensing lamp | |
| CN206196114U (en) | Dimming control signal processing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | 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 | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210419 Address after: 518057 2 / F, software building, No.9, Gaoxin Middle Road, Nanshan District, Shenzhen, Guangdong Province Patentee after: KUANG-CHI INSTITUTE OF ADVANCED TECHNOLOGY Address before: 518034. A, 18B, CIC international business center, 1061 Mei Xiang Road, Shenzhen, Guangdong, Futian District Patentee before: KUANG-CHI INNOVATIVE TECHNOLOGY Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240425 Address after: Building 4, 1st Floor, Foshan Military Civilian Integration Industrial Park, No. 68 Defu Road, Xingtan Town, Shunde District, Foshan City, Guangdong Province, 528300 Patentee after: Foshan Shunde Guangqi Advanced Equipment Co.,Ltd. Country or region after: China Address before: 2 / F, software building, No.9, Gaoxin Zhongyi Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: KUANG-CHI INSTITUTE OF ADVANCED TECHNOLOGY Country or region before: China |
|
| TR01 | Transfer of patent right |