CN103021050A - Optical signal receiving device and transmitting device and optical communication system - Google Patents
Optical signal receiving device and transmitting device and optical communication system Download PDFInfo
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- CN103021050A CN103021050A CN2012104648917A CN201210464891A CN103021050A CN 103021050 A CN103021050 A CN 103021050A CN 2012104648917 A CN2012104648917 A CN 2012104648917A CN 201210464891 A CN201210464891 A CN 201210464891A CN 103021050 A CN103021050 A CN 103021050A
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Abstract
The invention discloses an optical signal receiving device and transmitting device and an optical communication system. A power supply unit is additionally arranged in a photon receiver, when the optical signal transmitting device is in power cut, the photon receiver is capable of being used for charging, and an unlocking function is actuated, so that user experience is improved; and in addition, the optical signal transmitting device and the photon receiver provided by the invention are matched for use, and the invention also discloses the optical communication system which comprises the optical signal transmitting device and the optical signal receiving device.
Description
Technical field
The present invention relates to optical communication field, relate to particularly a kind of light signal receiving and emitter, optical communication system.
Background technology
The wireless light communication technology claims again the visible light communication, and its high-frequency by led light source glimmers to communicate, and has light to represent 1, unglazed representative 0, and its transfer rate is up to the per second gigabit.The wireless light communication technology is because its data are difficult for disturbed and catch, and optical communication equipment is made simple and should not be damaged or demagnetization, can be used for making the wireless optical encryption key pair.Compare with microwave technology, wireless light communication has quite abundant frequency spectrum resource, and this is that general microwave communication and radio communication are incomparable; Visible light communication can be suitable for any communication protocol, be applicable to any environment simultaneously; Aspect security, it compares traditional magnetic material, need not to worry the demagnetization problem, needn't worry that more Content of Communication stolen by the people; The equipment of wireless light communication sets up convenient flexibly, and with low cost, is fit to extensive popularization and application.
Gate control system is exactly the system that exit and entrance is carried out control, and it is to develop on traditional door lock basis.Traditional mechanical door lock only is simple mechanical hook-up, and no matter how reasonable structural design is, and how firm material is, and people can open it by various means.Pretty troublesome at a lot of passage of discrepancy personnel (office block, hotel guest room) key management, key loss or personnel change and will change lock ﹠ key together.For addressing these problems, the electronic magnetic card lock has just appearred, electronic password lock, the problem of electronic magnetic card lock is that information easily is replicated, and weares and teares between card and the card-reading machine large, and failure rate is high, and safety coefficient is low; The problem of electronic password lock is that password is easily revealed, and has no way of again having looked into, and safety coefficient is very low.Simultaneously, the product in this period is installed in outdoors owing to mostly adopting Card Reader part (Password Input) and control section to be combined, and is easy to by the people at the outdoor lock of opening.In recent years along with the development of contactless card technology, biological identification technology, the system that the various technology such as induction cassette gate control system, fingerprint entrance guard system occurred, but induction cassette gate control system complex operation, fingerprint entrance guard system has fingerprint and easily is stolen, the shortcomings such as client is easily damaged, and discrimination is low.
For addressing the above problem, the photon gate control system is arisen at the historic moment, the photon gate control system generally includes optical signal launcher, light signal receiving and access controller, optical signal launcher is used for the light signal that emission contains unlocking cipher information, light signal receiving is resolved light signal after receiving light signal, if light signal contains unlocking cipher, then controlling door lock opens, otherwise, then close, access controller is used for the open and close to light signal receiving power supply and control Lock-Picking Devices.The project organization of whole light signal receiving has non-dismountable property, the electric battery that general light signal receiving all uses alkaline battery to be composed in series is powered, need the user to regularly replace battery, not only easily to environment, also make troubles for user's use.In addition, optical signal launcher is of portable form, and the user can carry, and optical signal launcher can only pass through dry cell power supply, if dry cell cuts off the power supply suddenly, the user just can not normally use optical signal launcher to carry out the action of opening the door.
Summary of the invention
The technical matters that the present invention solves is, power supply unit will be added in the light signal receiving, when optical signal launcher cuts off the power supply, can use light signal receiving to charge, carry out unlocking function, improve the user and experience, simultaneously, provide a kind of the have light signal receiving of function of supplying power, the optical signal launcher with charge function and optical communication system.
The technical solution adopted for the present invention to solve the technical problems is, a kind of light signal receiving is provided, and comprises photoelectric conversion unit and decoding unit, also comprises:
Voltage conversion unit, the high voltage that access controller is provided converts low-voltage to;
With the power supply unit that described voltage conversion unit is connected, described power supply unit charges to described optical signal launcher.
Further, also comprise the first control module, be used for the signal of described decoding unit decodes is decrypted.
Further, also comprise the pilot lamp that is connected with described the first control module.
Further,, also comprise the hummer that is connected with described the first control module.
Further, described power supply unit comprises the first charging inlet.
Further, the first charging inlet is connected with the first charging inlet line, and described the first charging inlet line is used for connecting described optical signal launcher and described voltage conversion unit, and described the first charging inlet line is line stretcher.
Further, power supply unit comprises the second charging inlet.
Further, the second charging inlet can rotate the 0-90 degree in the second charging inlet groove.
Further, the second charging inlet can rotate the 0-45 degree in the second charging inlet groove.
Further, the second charging inlet can rotate the 60-90 degree in the second charging inlet groove.
Further, photoelectric conversion unit is photodiode.
Further, voltage conversion unit is the voltage transitions chip.
Further, also comprise face-piece and base.
Further, face-piece comprises PMMA eyeglass, loam cake and lower cover.
Further, loam cake comprises the first charging inlet groove.
Further, also comprise the first charging inlet over cap for the protection of the first charging inlet that is flexibly connected with described loam cake.
Further, face-piece and base are bolted or are adhesively fixed.
Further, the material of face-piece and base is metal or alloy or plastics.
Further, the material of face-piece and base is identical or different.
Further, light signal receiving can be light smart lock, electric lock, commercial unit, locker or office equipment.
The present invention also provides a kind of optical signal launcher, comprise power supply, driver element, transmitter unit, be used for the second control module of storage unlocking cipher, also comprise the 3rd charging inlet, described the 3rd charging inlet is connected with the first charging inlet or the second charging inlet, charges by the first charging inlet or the second charging inlet when optical signal launcher cuts off the power supply.
Further, Optical Transmit Unit is light emitting diode.
Further, driver element is the light-emitting diode tube drive circuit.
Further, power supply comprises feed circuit and battery.
Further, battery is ickel-cadmium cell or Ni-MH battery or lithium ion battery.
Further, also comprise for the signal modulating unit of modulating visible light signal.
Further, the signal modulating unit is signal modulation circuit.
Further, the modulation system of signal modulation circuit is amplitude keying modulation or pulse-code modulation.
Further, optical signal launcher can be integrated on mobile phone, walkman, the PSP, also can be self-existent device.
The present invention also provides a kind of optical communication system, comprise light signal receiving and optical signal launcher, light signal receiving comprises the first charging inlet or the second charging inlet, optical signal launcher comprises the 3rd charging inlet, when optical signal launcher cuts off the power supply described the 3rd charging inlet and the first charging inlet or the second charging inlet is connected to the optical signal launcher charging.
Further, the first charging inlet is connected with the first charging inlet line, and the first charging inlet line is used for connecting optical signal launcher and described voltage conversion unit, and the first charging inlet line is line stretcher.
Further, the second charging inlet can rotate the 0-90 degree in the second charging inlet groove.
Further, optical communication system is applied to the photon gate control system.
Beneficial effect of the present invention is, a kind of light signal receiving with function of supplying power is provided, has the optical signal launcher of charge function and the optical communication system of the two formation, when optical signal launcher cuts off the power supply, can use the light signal receiving with corresponding charging inlet to charge, carry out unlocking function, improve the user and experience.
Description of drawings
Fig. 1 is light signal receiving structural representation of the present invention;
Fig. 2 light signal receiving PMMA of the present invention lens structure schematic diagram;
Fig. 3 light signal receiving superstructure of the present invention schematic diagram;
Fig. 4 light signal receiving lower cover structure of the present invention schematic diagram;
Fig. 5 light signal receiving understructure of the present invention schematic diagram;
Fig. 6 light signal receiving receiving terminal circuit of the present invention structural representation;
Fig. 7 light signal receiving the first charging inlet over cap structural representation of the present invention;
Fig. 8 optical signal launcher structural representation of the present invention;
Fig. 9 light signal receiving the second charging inlet schematic diagram of the present invention;
Figure 10 light signal receiving the second charging inlet of the present invention uses view.
Embodiment
The present invention will be further described below in conjunction with drawings and the specific embodiments.
The light signal receiving structural representation that the present invention has function of supplying power sees also Fig. 1, among the figure, comprise photoelectric conversion unit 10, with the decoding unit 30 of photoelectric conversion unit 20 communication connection, reach the voltage conversion unit 50 that is electrically connected with the first control module 40 with the first control module 40 of decoding unit 30 communication connections, voltage conversion unit 50 also is electrically connected with power supply unit 10, power supply unit 10 comprises the first charging inlet 111, and the present invention also comprises hummer and pilot lamp (not shown in the accompanying drawing).
Be to be understood that, power supply unit 10 of the present invention comprises the first charging inlet 111, the first charging inlet 111 is used for connecting optical signal launcher, the first charging inlet 111 is USB interface or Mini-USB interface, be connected with the first charging inlet line with the first charging inlet 111, the first charging inlet line is for being used for connecting optical signal launcher and voltage conversion unit 50, the first charging inlet line is line stretcher, this the first charging inlet line stretcher comprises terminal box, with backguy and the clockwork spring of the first charging inlet, easy pull, volume is little, and is easy to use.
The second charging inlet 115 is such as Fig. 9 light signal receiving the second charging inlet schematic diagram of the present invention; Figure 10 light signal receiving the second charging inlet of the present invention uses shown in the view; the second charging inlet 115 can rotate the 0-90 degree in the second charging inlet groove 116; the user is connected optical signal launcher after the second charging inlet 115 is rotated the 0-90 degree with the second charging inlet 115; can charge for optical signal launcher; the second charging inlet over cap 117 embeds in the shell of light signal receiving for the protection of the second charging inlet 115, the second charging inlet over caps 117 rotatable 0-180 degree.
The visible light signal that photoelectric conversion unit 20 is used for receiving converts electric signal to, and therefore, photoelectric conversion unit 20 can receive the device of visible light signal for photodiode or other.
The electric signal that 30 pairs of photoelectric conversion units of decoding unit receive is decoded, and decoding unit 30 is the light signal demodulator circuit, the signal demodulation that decoding unit 30 is received photoelectric conversion unit 20, and be sent to the first control module 40.
The first control module 40 is single-chip microcomputer, be used for the signal of decoding unit 30 decodings is decrypted, and the signal after will deciphering is sent to access controller, access controller control Lock-Picking Devices are carried out unlocking action, the first control module 40 also communicates with host computer, and the user can read and write the first control module 40 by host computer.
The light signal receiving that the present invention has a function of supplying power comprises the pcb board 7 of face-piece 8 and face-piece 8 inside, also comprise base 84, face-piece 8 and base 84 are bolted or by being adhesively fixed, the material of face-piece 8 and drain pan 84 can be the same or different, face-piece 8 and drain pan 84 can be metal or alloy or plastics, the preferred face-piece 8 of the present invention is metal, and drain pan 84 is plastics.
Face-piece 8 comprises the PMMA eyeglass 81 shown in Fig. 2 light signal receiving PMMA of the present invention lens structure schematic diagram, the base 84 shown in the lower cover 83 shown in loam cake 82, Fig. 4 light signal receiving lower cover structure of the present invention schematic diagram shown in Fig. 3 light signal receiving superstructure of the present invention schematic diagram and Fig. 5 light signal receiving understructure of the present invention schematic diagram.Wherein loam cake 82 comprises the first charging inlet groove 114 and movable the first charging inlet over cap 113, and Fig. 7 light signal receiving 113 first charging inlet over cap structural representations of the present invention show the first charging inlet over cap 113.
The structural representation of Fig. 6 light signal receiving receiving terminal circuit of the present invention illustrates pcb board 7 and the first charging inlet 111, and the photoelectric conversion unit 20 of light signal receiving of the present invention, decoding unit 30, the first control module 40 and hummer and pilot lamp, power supply unit 10 all are integrated on the pcb board 7.
What need to know is, photoelectric conversion unit 20 is converted to electric signal with the visible light signal of optical signal launcher emission, be sent to decoding unit 30, decoding unit 30 is the light signal demodulator circuit, with the electric signal demodulation that receives, be sent to the first control module 40, the first control modules 40 and judge whether this signal format is legal, legally then this signal is sent to access controller, does not conform to the rule buzzer warning.
In addition, access controller provides electric energy for light signal receiving of the present invention.Wherein, one end of access controller links to each other with the 220V power supply, the other end links to each other with the first control module 40 of the present invention, be continuously light signal receiving power supply of the present invention, light signal receiving of the present invention needn't use dry cell power supply, therefore, when the optical signal launcher outage can not be opened the door, can pull out the first charging inlet line stretcher of light signal receiving, the first charging inlet 111 is inserted in the second charging inlet of optical signal launcher and light signal receiving coupling, optical signal launcher is charged.
The present invention has the light signal receiving of function of supplying power, when optical signal launcher cuts off the power supply, can use the power supply unit in the light signal receiving to charge, carry out unlocking function, in addition, access controller is light signal receiving continued power of the present invention, avoids light signal receiving to use dry cell to cause unexpected outage because of the electric weight deficiency, energy-conserving and environment-protective improve the user and experience.
The present invention also provides a kind of optical signal launcher, comprise power supply 15, be used for to drive the luminous driver element 12 of light emitting diode, be used for the emission visible light signal Optical Transmit Unit 11, be used for the second control module 14 of storage unlocking cipher, also comprise the 3rd charging inlet, the 3rd charging inlet is connected with the first charging inlet or the second charging inlet, charges by the first charging inlet or the second charging inlet when optical signal launcher cuts off the power supply.
Should be appreciated that Optical Transmit Unit 11 is light emitting diode, the second control module 14 is single-chip microcomputer, and driver element 12 is the light-emitting diode tube drive circuit, and power supply 15 comprises feed circuit and battery, and battery can be selected ickel-cadmium cell or Ni-MH battery or lithium ion battery.
The signal modulating unit 13 that is used for the modulation visible light signal is signal modulation circuit, and the modulation system of signal modulation circuit is amplitude keying modulation or pulse-code modulation, and optical signal launcher also comprises charging indicator light, is used to indicate charged state.
The 3rd charging inlet is USB interface or Mini-USB interface, and the 3rd charging inlet is with the first charging inlet or the second charging inlet is corresponding supports the use.
The present invention also comprises a kind of optical communication system, comprise light signal receiving and optical signal launcher, light signal receiving comprises the first charging inlet or the second charging inlet, optical signal launcher comprises the 3rd charging inlet, when optical signal launcher cuts off the power supply the 3rd charging inlet and the first charging inlet or the second charging inlet is connected to the optical signal launcher charging.
Be to be understood that, light signal receiving also comprises: photoelectric conversion unit 20, be used for converting visible light signal to digital signal, photoelectric conversion unit 20 is photodiode, decoding unit 30, be used for the digital signal that receives is decoded, decoding unit 3 is decoding circuit, voltage conversion unit 50, the high voltage that is used for access controller is provided converts low-voltage to, voltage conversion unit 50 is the voltage transitions chip, power supply unit 10 is used for optical signal launcher is charged when optical signal launcher cuts off the power supply, and power supply unit 10 comprises that the first charging inlet 111 or second fills interface 115, the first control module 40 is single-chip microcomputer, and the first control module 40 is used for the signal of decoding unit 3 decodings is decrypted.
Be to be understood that, optical signal launcher comprises: power supply 15, be used for providing electric energy to optical signal launcher, and power supply 15 comprises battery and feed circuit, driver element 12 is LED driving circuit, be used for driving light emitting diode luminous, Optical Transmit Unit 11 is light emitting diode, is used for the emission visible light signal, signal modulating unit 13 is signal modulation circuit, be used for the modulation visible light signal, the second control module 14 is single-chip microcomputer, is used for the storage unlocking cipher.
The invention provides a kind of light signal receiving with function of supplying power, have the optical signal launcher of charge function and the optical communication system of the two formation, when optical signal launcher cuts off the power supply, can use the light signal receiving with corresponding charging inlet to charge, carry out unlocking function, improve the user and experience.What need to know is, light signal receiving can be light smart lock, electric lock, commercial unit, locker or office equipment, and optical signal launcher can be integrated on mobile phone, walkman, the PSP, also can be self-existent device.
The above is described embodiments of the invention by reference to the accompanying drawings; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment only is schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away from the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within the protection of the present invention.
Claims (33)
1. a light signal receiving comprises photoelectric conversion unit and decoding unit, it is characterized in that, also comprises:
Voltage conversion unit, the high voltage that access controller is provided converts low-voltage to;
With the power supply unit that described voltage conversion unit is connected, described power supply unit charges to described optical signal launcher.
2. light signal receiving according to claim 1 is characterized in that, also comprises the first control module, is used for the signal of described decoding unit decodes is decrypted.
3. light signal receiving according to claim 2 is characterized in that, also comprises the pilot lamp that is connected with described the first control module.
4. light signal receiving according to claim 2 is characterized in that, also comprises the hummer that is connected with described the first control module.
5. light signal receiving according to claim 1 is characterized in that, described power supply unit comprises the first charging inlet.
6. light signal receiving according to claim 5, it is characterized in that, described the first charging inlet is connected with the first charging inlet line, and described the first charging inlet line is used for connecting described optical signal launcher and described voltage conversion unit, and described the first charging inlet line is line stretcher.
7. light signal receiving according to claim 1 is characterized in that, described power supply unit comprises the second charging inlet.
8. light signal receiving according to claim 7 is characterized in that, described the second charging inlet can rotate the 0-90 degree in the second charging inlet groove.
9. light signal receiving according to claim 7 is characterized in that, described the second charging inlet can rotate the 0-45 degree in the second charging inlet groove.
10. light signal receiving according to claim 7 is characterized in that, described the second charging inlet can rotate the 60-90 degree in the second charging inlet groove.
11. light signal receiving according to claim 1 is characterized in that, described photoelectric conversion unit is photodiode.
12. light signal receiving according to claim 1 is characterized in that, described voltage conversion unit is the voltage transitions chip.
13. light signal receiving according to claim 1 is characterized in that, also comprises face-piece and base.
14. light signal receiving according to claim 13 is characterized in that, described face-piece comprises PMMA eyeglass, loam cake and lower cover.
15. light signal receiving according to claim 14 is characterized in that, described loam cake comprises the first charging inlet groove.
16. light signal receiving according to claim 14 is characterized in that, also comprises the first charging inlet over cap for the protection of the first charging inlet that is flexibly connected with described loam cake.
17. light signal receiving according to claim 13 is characterized in that, described face-piece and base are bolted or are adhesively fixed.
18. light signal receiving according to claim 13 is characterized in that, the material of described face-piece and base is metal or alloy or plastics.
19. light signal receiving according to claim 13 is characterized in that, the material of described face-piece and base is identical or different.
20. light signal receiving according to claim 1 is characterized in that, described light signal receiving can be light smart lock, electric lock, commercial unit, locker or office equipment.
21. optical signal launcher, comprise power supply, driver element, transmitter unit, be used for the second control module of storage unlocking cipher, it is characterized in that, also comprise the 3rd charging inlet, described the 3rd charging inlet is connected with the first charging inlet or the second charging inlet, charges by described the first charging inlet or the second charging inlet when described optical signal launcher outage.
22. optical signal launcher according to claim 21 is characterized in that, described Optical Transmit Unit is light emitting diode.
23. optical signal launcher according to claim 21 is characterized in that, described driver element is the light-emitting diode tube drive circuit.
24. optical signal launcher according to claim 21 is characterized in that, described power supply comprises feed circuit and battery.
25. optical signal launcher according to claim 21 is characterized in that, described battery is ickel-cadmium cell or Ni-MH battery or lithium ion battery.
26. optical signal launcher according to claim 21 is characterized in that, also comprises the signal modulating unit for the modulation visible light signal.
27. optical signal launcher according to claim 26 is characterized in that, described signal modulating unit is signal modulation circuit.
28. optical signal launcher according to claim 27 is characterized in that, the modulation system of described signal modulation circuit is amplitude keying modulation or pulse-code modulation.
29. optical signal launcher according to claim 21 is characterized in that, described optical signal launcher can be integrated on mobile phone, walkman, the PSP, also can be self-existent device.
30. optical communication system, comprise light signal receiving and optical signal launcher, it is characterized in that, described light signal receiving comprises the first charging inlet or the second charging inlet, described optical signal launcher comprises the 3rd charging inlet, will described the 3rd charging inlet when the outage of described optical signal launcher and described the first charging inlet or the second charging inlet be connected to described optical signal launcher and charge.
31. optical communication system according to claim 30, it is characterized in that, described the first charging inlet is connected with the first charging inlet line, and described the first charging inlet line is used for connecting described optical signal launcher and described voltage conversion unit, and described the first charging inlet line is line stretcher.
32. optical communication system according to claim 30 is characterized in that, described the second charging inlet can rotate the 0-90 degree in the second charging inlet groove.
33. optical communication system according to claim 30 is characterized in that, described optical communication system is applied to the photon gate control system.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104648917A CN103021050A (en) | 2012-11-16 | 2012-11-16 | Optical signal receiving device and transmitting device and optical communication system |
| 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 |
|---|---|---|---|
| CN2012104648917A CN103021050A (en) | 2012-11-16 | 2012-11-16 | Optical signal receiving device and transmitting device and optical communication system |
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| CN103021050A true CN103021050A (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012104648917A Pending CN103021050A (en) | 2012-08-13 | 2012-11-16 | Optical signal receiving device and transmitting device and optical communication system |
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| CN (1) | CN103021050A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014026601A1 (en) * | 2012-08-13 | 2014-02-20 | 深圳光启创新技术有限公司 | Optical signal processing apparatus and decoding method for optical signal reception control device |
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| CN101557332A (en) * | 2009-02-17 | 2009-10-14 | 刘利华 | Intelligent household information management system |
| CN102708607A (en) * | 2012-04-27 | 2012-10-03 | 深圳光启创新技术有限公司 | Light-operated door lock supplied with power in case of emergency door control system |
| CN102750760A (en) * | 2012-05-30 | 2012-10-24 | 深圳光启创新技术有限公司 | Information transmission method of entrance guard system, and entrance guard system |
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- 2012-11-16 CN CN2012104648917A patent/CN103021050A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101557332A (en) * | 2009-02-17 | 2009-10-14 | 刘利华 | Intelligent household information management system |
| CN102708607A (en) * | 2012-04-27 | 2012-10-03 | 深圳光启创新技术有限公司 | Light-operated door lock supplied with power in case of emergency door control system |
| CN102750760A (en) * | 2012-05-30 | 2012-10-24 | 深圳光启创新技术有限公司 | Information transmission method of entrance guard system, and entrance guard system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014026601A1 (en) * | 2012-08-13 | 2014-02-20 | 深圳光启创新技术有限公司 | Optical signal processing apparatus and decoding method for optical signal reception control device |
| US9755747B2 (en) | 2012-08-13 | 2017-09-05 | Kuang-Chi Intelligent Photonic Technology Ltd. | Optical signal processing apparatus and decoding method for optical signal reception control device |
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Application publication date: 20130403 |