CN105809789A - Access control system based on visible light communication and mobile terminal - Google Patents
Access control system based on visible light communication and mobile terminal Download PDFInfo
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- CN105809789A CN105809789A CN201610136031.9A CN201610136031A CN105809789A CN 105809789 A CN105809789 A CN 105809789A CN 201610136031 A CN201610136031 A CN 201610136031A CN 105809789 A CN105809789 A CN 105809789A
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- mobile terminal
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- intelligent mobile
- key
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00658—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys
- G07C9/00714—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with passive electrical components, e.g. resistor, capacitor, inductor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Communication System (AREA)
- Lock And Its Accessories (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses an access control system based on visible light communication and a mobile terminal. The access control system comprises a light key module and a light control lock module, wherein the light key module comprises an intelligent mobile terminal, an external driving module and a white light LED (Light Emitting Diode); the light control lock module comprises a photoelectric detection module, a signal processing module, a processor module and a light lock controlled module; the photoelectric detection module receives light signals, processes the light signals and sends the signals into the processor; the processor conducts matching detection on key information so as to generate controlled signals for controlling unlocking or locking of the light lock. The access control system disclosed by the invention has the advantages that the visible light communication technology, the intelligent mobile terminal and an access control technology are combined, so that the energy-saving and environmental-friendly effects are achieved and the safety is high.
Description
Technical field
The present invention relates to technical field of visible light communication, especially a kind of gate control system based on visible light communication and mobile terminal.
Background technology
It is known that gate control system is a kind of system that gateway is managed.One very long process of the development experience of gate control system, goes so far as, from the mechanical door lock of early stage, the electronic lock being now based on less radio-frequency.Mechanical door lock is a typical pure machinery, and no matter how exquisite design is, and the material of use how hard, people always can be by external force and it is opened.And, mechanical door lock is inconvenient to the management carrying out key.In the more office of flow of the people, hotel etc., if there being a people to lost key, then the replacing of door lock will be carried out, cumbersome.For the consideration of these problems, it is developed electronic magnetic card lock and electronic password lock.Electronic magnetic card lock and electronic password lock can solve above problem, make gate control system develop into a new high.But, they also expose a lot of shortcoming and problem.Such as, the card reader of electronic magnetic card lock and the abrasion of card are relatively larger, and the information of unblanking on card is easily replicated, and has very big hidden danger at secure context.The problem in safety of electronic password lock is just more prominent, and owing to it is based on wireless technology, password is especially easy compromised, and safety problem can not be ignored.At present, wireless access control system mainly adopts wireless radio-frequency, and this technology has good penetrance, but this characteristic makes again radio frequency signal easily by electromagnetic interference, is trapped duplication, causes the leakage of information unblanked to cause property loss.
Development along with white light LED part, it is seen that optical communication technique obtains increasing attention.Visible ray wireless communication system is mainly made up of optical signal launch end and optical signal receiving terminal.At transmitting terminal, after the signal of telecommunication is amplified, filtering etc. processes, modulation realizes electro-optic conversion on LED component.At receiving terminal, realize opto-electronic conversion by photoelectric detector, and restore raw information through related signal processing unit.
Current wireless access control system is easily by electromagnetic interference, and the direction of transmission is uncontrollable, and password is easily trapped.But visible light communication is a kind of point-to-point transmission mode, the advantage with good confidentiality.Therefore, it can combine visible light communication technology with gate inhibition's technology, there is wide utilization prospect.Along with the progress of society, intelligence intelligent mobile terminal obtains a large amount of universal, and intelligent mobile terminal becomes in people's daily life with the raw article carried.
Summary of the invention
The goal of the invention of the present invention is, overcomes the deficiency of art methods, it is provided that a kind of energy-conserving and environment-protective, safety is high, it will be seen that the gate control system based on visible light communication and mobile terminal that optical communication technique, intelligent mobile terminal combine with gate inhibition's technology.
For achieving the above object, it is proposed that following technical scheme:
A kind of gate control system based on visible light communication and mobile terminal, including optical key module and light-dependent control lock module；Send unlocking cipher by described optical key, encrypted message is loaded in the LED of described optical key, by free space, communicate information on the photelectric receiver of described light-dependent control lock, controlled closedown and the unlatching of door lock by comparison information；Described optical key module includes intelligent mobile terminal, external drive module and white light LEDs, based on intelligent mobile terminal operating system, design the key based on virtual serial port and send the software module of intelligent mobile terminal, sending out key information by the software module of intelligent mobile terminal, key information is exported by the min-USB mouth of intelligent mobile terminal；The key information exported, based on intelligent mobile terminal OTG function, in external drive module loading to LED, completes the transmission of key information by LED；Described light-dependent control lock module includes Photoelectric Detection module, signal processing module, processor module, light lock controlled module, Photoelectric Detection module receives optical signal, optical signal is processed, signal is sent into processor, key information is carried out matching detection by processor, thus producing controlled signal to control the closure or openness of light lock.
Described processor module adopts STC12C2052AD high-speed microprocessor, utilizes microcomputer series interface communication principle, it is achieved the control of optical coded lock module, thus realizing being turned on and off of door lock.
Described intelligent mobile terminal includes key and produces and control module, can automatically detect and open serial ports, can set need send data baud rate, verification, data bit and stopping position being set, the data message of 16 systems can be sent, complete key information and send setting.
Intelligent mobile terminal uses micro-USB mouth to carry out the transmission of key information.In external drive module designs, use the OTG function of intelligent mobile terminal, realize the extraction of key information.But, traditional usb signal be not visible light communication for transmitting the impulse level of information, so will usb signal convert to be suitable for transmission TTL signal.
Described external drive module includes USB and turns TTL circuit, converts usb signal to TTL signal；By external drive module, it is possible to achieve signal that the USB port of intelligent mobile terminal end is sent is undistorted to be loaded on LED.
This beneficial effect of the invention:
The gate control system based on visible light communication and mobile terminal of the present invention, based on mobile terminal optical key, combines the optical key in gate control system and intelligent mobile terminal, utilizes the intelligent mobile terminal should for realizing the unlatching of door lock.Can well using android system exploitation mobile phone A AP light key software, android system is based on the operating system increased income of Linux, is mainly used in mobile terminal (mobile phone and flat board).Android system is compared with other system platform, has very big advantage.The topmost opening being embodied in it of its advantage.Android system is the system increased income completely, and all of fan and manufacturer can participate in the exploitation of android system, and this has just laid fine basis for the development of android system.Android system has had become as the system that global installation amount first is big.Another big advantage of android system is namely based on the platform of Google, the service product such as the map of Google, search, mailbox, it is possible to seamless is applied in Andriod system.
Accompanying drawing explanation
Fig. 1 is the system block diagram of the present invention；
Fig. 2 is that USB turns TTL circuit diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of gate control system based on visible light communication and mobile terminal of the present invention is further described in detail:
As it is shown in figure 1, a kind of gate control system based on visible light communication and mobile terminal, including optical key module and light-dependent control lock module；Send unlocking cipher by described optical key, encrypted message is loaded in the LED of described optical key, by free space, communicate information on the photelectric receiver of described light-dependent control lock, controlled closedown and the unlatching of door lock by comparison information；Described optical key module includes intelligent mobile terminal, external drive module and white light LEDs, based on intelligent mobile terminal operating system, design the key based on virtual serial port and send the software module of intelligent mobile terminal, sending out key information by the software module of intelligent mobile terminal, key information is exported by the min-USB mouth of intelligent mobile terminal；The key information exported, based on intelligent mobile terminal OTG function, in external drive module loading to LED, completes the transmission of key information by LED；Described light-dependent control lock module includes Photoelectric Detection module, signal processing module, processor module, light lock controlled module, Photoelectric Detection module receives optical signal, optical signal is processed, signal is sent into processor, key information is carried out matching detection by processor, thus producing controlled signal to control the closure or openness of light lock.
Described processor module adopts STC12C2052AD high-speed microprocessor, utilizes microcomputer series interface communication principle, it is achieved the control of optical coded lock module, thus realizing being turned on and off of door lock.
Described intelligent mobile terminal includes key and produces and control module, can automatically detect and open serial ports, can set need send data baud rate, verification, data bit and stopping position being set, the data message of 16 systems can be sent, complete key information and send setting.
Intelligent mobile terminal uses micro-USB mouth to carry out the transmission of key information.In external drive module designs, use the OTG function of intelligent mobile terminal, realize the extraction of key information.But, traditional usb signal be not visible light communication for transmitting the impulse level of information, so will usb signal convert to be suitable for transmission TTL signal.
Described external drive module includes USB and turns TTL circuit, converts usb signal to TTL signal；By external drive module, it is possible to achieve signal that the USB port of intelligent mobile terminal end is sent is undistorted to be loaded on LED.
TTL signal function is turned to realize usb signal as in figure 2 it is shown, employ FT232RL chip.FT232RL chip is compared with traditional PL2032, FT232RL have circuit temperature simple, wide, at a high speed, the feature such as transmission is stable.Its maximum 5.25V of running voltage, minimum 3.3V.Intelligent mobile terminal end sends through USB port through the APP data sent out, then data input FT232RL chip, completed the usb signal conversion to TTL signal by FT232RL, the TTL signal changed is loaded in LED by drive circuit, it is achieved send key information by LED.
Claims (5)
1. the gate control system based on visible light communication and mobile terminal, it is characterised in that include optical key module and light-dependent control lock module；Send unlocking cipher by described optical key, encrypted message is loaded in the LED of described optical key, by free space, communicate information on the photelectric receiver of described light-dependent control lock, controlled closedown and the unlatching of door lock by comparison information；
Described optical key module includes intelligent mobile terminal, external drive module and white light LEDs, based on intelligent mobile terminal operating system, design the key based on virtual serial port and send the software module of intelligent mobile terminal, sending out key information by the software module of intelligent mobile terminal, key information is exported by the min-USB mouth of intelligent mobile terminal；The key information exported, based on intelligent mobile terminal OTG function, in external drive module loading to LED, completes the transmission of key information by LED；
Described light-dependent control lock module includes Photoelectric Detection module, signal processing module, processor module, light lock controlled module, Photoelectric Detection module receives optical signal, optical signal is processed, signal is sent into processor, key information is carried out matching detection by processor, thus producing controlled signal to control the closure or openness of light lock.
2. the gate control system based on visible light communication and mobile terminal according to claim 1, it is characterized in that, described processor module adopts STC12C2052AD high-speed microprocessor, utilizes microcomputer series interface communication principle, realize the control of optical coded lock module, thus realizing being turned on and off of door lock.
3. the gate control system based on visible light communication and mobile terminal according to claim 1, it is characterized in that, described intelligent mobile terminal includes key and produces and control module, can automatically detect and open serial ports, can set need send data baud rate, verification, data bit and stopping position being set, the data message of 16 systems can be sent, complete key information and send setting.
4. the gate control system based on visible light communication and mobile terminal according to claim 3, it is characterised in that described intelligent mobile terminal uses the transmission that micro-USB mouth carries out key information；In external drive module designs, use the OTG function of intelligent mobile terminal, realize the extraction of key information.
5. the gate control system based on visible light communication and mobile terminal according to claim 4, it is characterised in that described external drive module includes USB and turns TTL circuit, converts usb signal to TTL signal；By external drive module, it is possible to achieve signal that the USB port of intelligent mobile terminal end is sent is undistorted to be loaded on LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610136031.9A CN105809789A (en) | 2016-03-10 | 2016-03-10 | Access control system based on visible light communication and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610136031.9A CN105809789A (en) | 2016-03-10 | 2016-03-10 | Access control system based on visible light communication and mobile terminal |
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| CN105809789A true CN105809789A (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610136031.9A Withdrawn CN105809789A (en) | 2016-03-10 | 2016-03-10 | Access control system based on visible light communication and mobile terminal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106033629A (en) * | 2016-03-20 | 2016-10-19 | 文成县刀锋科技有限公司 | Entrance guard system based on visible light communication and mobile terminal |
| CN107578513A (en) * | 2017-09-19 | 2018-01-12 | 天津职业技术师范大学 | A kind of intelligent unlocking system based on optic communication |
| CN108510635A (en) * | 2018-07-04 | 2018-09-07 | 蒙建波 | A kind of intelligent lock system and its method for unlocking based on light sensation identification |
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| CN102722926A (en) * | 2012-05-30 | 2012-10-10 | 深圳光启创新技术有限公司 | Photon client |
| CN102768775A (en) * | 2012-06-29 | 2012-11-07 | 深圳光启创新技术有限公司 | Photon key ID assignment management method |
| WO2014187767A1 (en) * | 2013-05-23 | 2014-11-27 | Siemens Aktiengesellschaft | Method for performing automatic opening of a vehicle or a payment process, and associated apparatus |
| CN105023332A (en) * | 2015-07-30 | 2015-11-04 | 南京邮电大学 | Visible light based Internet of Things hotel room lock control system |
| CN204791236U (en) * | 2015-07-10 | 2015-11-18 | 徐林 | Light -operated lock system of intelligent terminal |
-
2016
- 2016-03-10 CN CN201610136031.9A patent/CN105809789A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102722926A (en) * | 2012-05-30 | 2012-10-10 | 深圳光启创新技术有限公司 | Photon client |
| CN102768775A (en) * | 2012-06-29 | 2012-11-07 | 深圳光启创新技术有限公司 | Photon key ID assignment management method |
| WO2014187767A1 (en) * | 2013-05-23 | 2014-11-27 | Siemens Aktiengesellschaft | Method for performing automatic opening of a vehicle or a payment process, and associated apparatus |
| CN204791236U (en) * | 2015-07-10 | 2015-11-18 | 徐林 | Light -operated lock system of intelligent terminal |
| CN105023332A (en) * | 2015-07-30 | 2015-11-04 | 南京邮电大学 | Visible light based Internet of Things hotel room lock control system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106033629A (en) * | 2016-03-20 | 2016-10-19 | 文成县刀锋科技有限公司 | Entrance guard system based on visible light communication and mobile terminal |
| CN107578513A (en) * | 2017-09-19 | 2018-01-12 | 天津职业技术师范大学 | A kind of intelligent unlocking system based on optic communication |
| CN108510635A (en) * | 2018-07-04 | 2018-09-07 | 蒙建波 | A kind of intelligent lock system and its method for unlocking based on light sensation identification |
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Application publication date: 20160727 |