CN205725853U - city street lamp management system based on LiFi technology - Google Patents
city street lamp management system based on LiFi technology Download PDFInfo
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- CN205725853U CN205725853U CN201620575687.6U CN201620575687U CN205725853U CN 205725853 U CN205725853 U CN 205725853U CN 201620575687 U CN201620575687 U CN 201620575687U CN 205725853 U CN205725853 U CN 205725853U
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Abstract
The utility model discloses the city street lamp management system based on LiFi technology, it comprises the street lamp being distributed on urban road；Described street lamp is LED street lamp；Also comprise: LiFi base station；Described LiFi base station comprises optical fiber link, and described LiFi base station, for setting up the connection of access end and internet end, processes the signal of telecommunication, receives and/or sends the signal of telecommunication；Centralized control room；By internet and described LiFi base station communication, described centralized Control indoor arrange server and display screen；Controller；It is installed in described LED street lamp, for controlling the work of LED street lamp；In described LED street lamp, monitoring camera is installed；Described monitoring camera is connected with described controller communication；It is provided with photoelectric communication device in described LED street lamp；Described photoelectric communication device includes: LED driver；LED；PIN photodiode；Trans-impedance amplifier；Described controller is connected with the photoelectric communication device communication of described LED street lamp by receiving terminal.
Description
Technical field
The utility model relates to city street lamp management system, specifically for the centralized Control of the street lamp of urban road.
Background technology
In prior art, LED street lamp mostly selected by the street lamp of urban road；The LED street lamp energy-conserving and environment-protective life-span is long；Existing
The Street lamps control of urban road or distributed, one controller of each street lamp；Need to debug at the scene；Workload is very
Greatly；
Meanwhile, it is seen that optical communication (Light Fidelity) is gradually ripe, is fully achieved in laboratory
Access the LED lamp bead of a 1W, function that lower 4 computers of light can be surfed the Net, and flank speed reach 3.25G.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, disclose based on
The city street lamp management system of LiFi technology, it achieves the centralized Control of city street lamp by visible ray communication；Improve effect
Rate and the reliability of monitoring.
In order to achieve the above object, the utility model is achieved by the following technical solutions:
Based on the city street lamp management system of LiFi technology, comprise the street lamp being distributed on urban road；Described street lamp is
LED street lamp；Also comprise:
-LiFi base station；Described LiFi base station comprises optical fiber link, and described LiFi base station is used for setting up access end and interconnection
The connection of net end, processes the signal of telecommunication, receives and/or sends the signal of telecommunication；
-centralized control room；By internet and described LiFi base station communication, described centralized Control indoor arrange server and
Display screen；
-controller；It is installed in described LED street lamp, for controlling the work of LED street lamp；
In described LED street lamp, monitoring camera is installed；Described monitoring camera is connected with described controller communication；
It is provided with photoelectric communication device in described LED street lamp；Described photoelectric communication device includes:
-LED driver: connect LiFi base station by transfer bus, exports control signal；
-LED: receive the control signal of LED driver, send optical signal according to signal of telecommunication particular sequence pattern；
-PIN photodiode: receive optical signal, be converted to the signal of telecommunication；
-trans-impedance amplifier: connect LiFi base station by transfer bus, receives the signal of telecommunication of PIN photodiode, output
To LiFi base station (100)；
Described controller is connected with the photoelectric communication device communication of described LED street lamp by receiving terminal；Described receiving terminal bag
Containing the Photoelectric Detection module, amplification module and the demodulation module that are sequentially connected with, the optical signal prosessing that Photoelectric Detection module will receive
After, then it is amplified signal after the amplification of amplified module, described amplification signal is demodulated into data-signal and exports by demodulation module.
Preferred embodiment of the present utility model and further improvement are as follows:
(1) described controller also comprises the uniquely identified fixation and recognition module storing each LED street lamp, described fixed
The photoelectric communication device communication by transmitting terminal and described LED street lamp for the position identification module；Described transmitting terminal comprises to include connecting successively
Modulation module, signal conversion module and the LED light source module connecing, modulation module obtains after unique mark modulation of defeated LED street lamp
To modulated signal, described modulated signal is converted to LED dim signal by signal conversion module, and LED light source module receives institute
After stating LED dim signal, with certain frequency scintillation；Flash signal is received by the PIN photodiode of described LED street lamp.
Further: unique mark of described LED street lamp comprises positional information, the monitoring camera of corresponding LED street lamp
The position of head is novel.
(2) described optical fiber link, including signal transmitting path and signal receiving path；Described photoelectric communication device and
LiFi base station, during optical communication, uses IEEE802.15.7 protocol definition physical layer and medium access control layer.
(3) Photoelectric Detection module includes optical sensor and high-pass filter, the optical signal warp that described optical sensor receives
Obtain high-frequency signal after described high pass filter, processes.
Further: described optical sensor is made up of PIN, APD, CCD and/or CMOS inductor.
Further: unique mark of each LED street lamp has previously been stored in the location-server end of centralized control room.
(4) the access terminal of the mutual communication of photoelectric communication device with described LED street lamp is also comprised；Described access terminal bag
Containing the receiving terminal with described photoelectric communication device wireless telecommunications；Described receiving terminal is identical with the receiving terminal structure of described controller；
Described access terminal also includes the gyroscope for measuring directional information and the acceleration for measuring moving distance information passes
Sensor；Described access terminal transmits described directional information and the photoelectricity of moving distance information extremely described LED street lamp by transmitting terminal
Communication device；The transmitting terminal of described access terminal is identical with the transmitting terminal structure of described controller.
Further: described access terminal is mobile phone or panel computer.
The utility model provides the benefit that:
The utility model discloses the city street lamp management system based on LiFi technology, it comprises:
LiFi base station；LiFi base station, as relaying, is capable of the access of internet and sending of control signal, distribution
The management of formula, is highly convenient for extension.
Centralized control room；Centralized control room is typically located at current supervision of the cities center, provides video information to monitor and right
The concentration of Street lamps control sends；Centralization control is greatly improved efficiency, saves human cost；
In described LED street lamp, monitoring camera is installed；Described monitoring camera is connected with described controller communication；Control
Device receives the control title of centralized control room by receiving terminal, and monitoring camera and controller all can be remotely controlled, it is to avoid
The laying of the control circuit of high cost；It should be noted that the electric energy providing required for the utility model all takes from LED street lamp,
Very convenient.
It is provided with photoelectric communication device in described LED street lamp；Described photoelectric communication device is capable of sending of optical signal
And reception, final and LiFi base station carries out communication, it is achieved the access of internet, and each LED street lamp becomes one effectively
Visible ray communication unit；The visible light communication system of LED is more functions reliably and efficiently；The photoelectric communication of each LED street lamp simultaneously
Device is bi-directional configuration, can launch optical signal and receive optical signal, being remarkably contributing to functions expanding and other mobile phones etc.
Access the access of terminal；
Controller of the present utility model is connected with the photoelectric communication device communication of described LED street lamp by receiving terminal；Control
Device is by the reliable long-range control ordering reception to realize centralized control room, and this remotely controls owing to there is controller and monitoring
The connection of camera, also achieves the long-range control to monitoring camera, powerful, is remarkably contributing to the reality of smart city
Existing.
Brief description
Fig. 1 is the structural representation of a kind of detailed description of the invention of the present utility model.
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model being described below, those skilled in the art can be by this
Content disclosed by specification understands other advantages of the present utility model and effect easily.
As it is shown in figure 1, it illustrates detailed description of the invention of the present utility model, based on the city street lamp management of LiFi technology
System, comprises the street lamp being distributed on urban road；Described street lamp is LED street lamp；Also comprise:
-LiFi base station；Described LiFi base station comprises optical fiber link, and described LiFi base station is used for setting up access end and interconnection
The connection of net end, processes the signal of telecommunication, receives and/or sends the signal of telecommunication；
-centralized control room；By internet and described LiFi base station communication, described centralized Control indoor arrange server and
Display screen；
-controller；It is installed in described LED street lamp, for controlling the work of LED street lamp；
In described LED street lamp, monitoring camera is installed；Described monitoring camera is connected with described controller communication；
It is provided with photoelectric communication device in described LED street lamp；Described photoelectric communication device includes:
-LED driver: connect LiFi base station by transfer bus, exports control signal；
-LED: receive the control signal of LED driver, send optical signal according to signal of telecommunication particular sequence pattern；
-PIN photodiode: receive optical signal, be converted to the signal of telecommunication；
-trans-impedance amplifier: connect LiFi base station by transfer bus, receives the signal of telecommunication of PIN photodiode, output
To LiFi base station (100)；
Described controller is connected with the photoelectric communication device communication of described LED street lamp by receiving terminal；Described receiving terminal bag
Containing the Photoelectric Detection module, amplification module and the demodulation module that are sequentially connected with, the optical signal prosessing that Photoelectric Detection module will receive
After, then it is amplified signal after the amplification of amplified module, described amplification signal is demodulated into data-signal and exports by demodulation module.
As a kind of preferred embodiment of the present utility model: described controller also comprises to store each LED street lamp
Uniquely identified fixation and recognition module, described fixation and recognition module is by the photoelectric communication device of transmitting terminal and described LED street lamp
Communication；Described transmitting terminal comprises modulation module, signal conversion module and LED light source module, the modulation module including being sequentially connected with
Obtaining modulated signal after unique mark modulation of defeated LED street lamp, described modulated signal is converted to LED by signal conversion module
Dim signal, after LED light source module receives described LED dim signal, with certain frequency scintillation；Flash signal is described
The PIN photodiode of LED street lamp receives.The present embodiment achieves the positioning of LED street lamp, can at centralized control room accurately
Control the specific works situation of each unique LED street lamp, be remarkably contributing to the centralized management in city and the reliable of street lamp
Instant maintenance.
As a kind of preferred embodiment of the present utility model: unique mark of described LED street lamp comprises corresponding LED street lamp
Positional information, monitoring camera position novel.
As a kind of preferred embodiment of the present utility model: described optical fiber link, including signal transmitting path and signal connect
Receive path；Described photoelectric communication device and LiFi base station, during optical communication, use IEEE802.15.7 protocol definition
Physical layer and medium access control layer.In a kind of specific embodiment, described signal transmitting path, including ASIC: at least defeated
Going out two signals of telecommunication, each electrical signal rate is at least above 1Gbps/s；Balanced device: by ultrahigh speed Ethernet interface XLAUI
Connect ASIC, receive the signal of telecommunication；CDR& deserializer: receive the signal of telecommunication after equalizer compensation, carry out clock and data recovery simultaneously
Unstring；Phase compensator: receive the signal of telecommunication of CDR& deserializer, carries out phase-fitting between dynamic and Static Electro signal；Serial
Device: the signal of telecommunication after receiving phase compensator matching, exports serial electric signal；Postemphasis driver: receives the telecommunications of serializer
Number, carry out postemphasising and amplifieroperation, export the signal of telecommunication；FPGA: connected by physical medium associated layers interface PMD and postemphasis
Driver.Described signal receiving path, including FPGA: receive the signal of telecommunication that street lamp uploads；Balanced device: receive FPGA and send
The signal of telecommunication to balanced device in induction signal transmitting path；CDR: receive the signal of telecommunication after equalizer compensation, enter row clock and data
Recover；Multiplexer: receive the signal of telecommunication after recovering through CDR, exports at least two Half Speed signal of telecommunication；Postemphasis driver:
Receive the Half Speed signal of telecommunication of multiplexer, carry out postemphasising and amplifieroperation；ASIC: by ultrahigh speed Ethernet interface
XLAUI connects the driver that postemphasises, and at least receives two Half Speed signals of telecommunication.
As a kind of preferred embodiment of the present utility model: Photoelectric Detection module includes optical sensor and high-pass filter,
The optical signal that described optical sensor receives obtains high-frequency signal after described high pass filter, processes.
As a kind of preferred embodiment of the present utility model: described optical sensor is by PIN, APD, CCD and/or CMOS
Inductor is constituted.
As a kind of preferred embodiment of the present utility model: unique mark of each LED street lamp has previously been stored in concentration
The location-server end of control room.
As a kind of preferred embodiment of the present utility model: also comprise mutual with the photoelectric communication device of described LED street lamp
The access terminal of communication；Described access terminal comprises the receiving terminal with described photoelectric communication device wireless telecommunications；Described receiving terminal
Identical with the receiving terminal structure of described controller；Described access terminal also includes the gyroscope for measuring directional information and use
Acceleration transducer in measurement moving distance information；Described access terminal transmits described directional information and movement by transmitting terminal
The photoelectric communication device of range information extremely described LED street lamp；The transmitting terminal of described access terminal and the transmitting terminal of described controller
Structure is identical.The present embodiment achieves the access accessing terminal；Access terminal using each LED street lamp as a network hotspot
Access, improve the network accessibility in city so that the life of people is more convenient.
As a kind of preferred embodiment of the present utility model: described access terminal is mobile phone or panel computer.
Above in conjunction with accompanying drawing, the utility model preferred embodiment is explained in detail, but the utility model is not limited to
Above-mentioned embodiment, in the ken that those of ordinary skill in the art are possessed, can also be without departing from the utility model
Making a variety of changes on the premise of objective, these changes relate to correlation technique well-known to those skilled in the art, and these all fall
Enter the protection domain of the utility model patent.
Many other can be made without departing from spirit and scope of the present utility model to change and remodeling.It should be appreciated that this reality
Being not limited to specific embodiment with novel, scope of the present utility model is defined by the following claims.
Claims (9)
1. the city street lamp management system based on LiFi technology, comprises the street lamp being distributed on urban road；Described street lamp is LED
Street lamp；It is characterized in that, also comprise:
-LiFi base station；Described LiFi base station comprises optical fiber link, and described LiFi base station is used for setting up access end and internet end
Connection, process the signal of telecommunication, receive and/or send the signal of telecommunication；
-centralized control room；By internet and described LiFi base station communication, described centralized Control indoor arrange server and display
Screen；
-controller；It is installed in described LED street lamp, for controlling the work of LED street lamp；
In described LED street lamp, monitoring camera is installed；Described monitoring camera is connected with described controller communication；
It is provided with photoelectric communication device in described LED street lamp；Described photoelectric communication device includes:
-LED driver: connect LiFi base station by transfer bus, exports control signal；
-LED: receive the control signal of LED driver, send optical signal according to signal of telecommunication particular sequence pattern；
-PIN photodiode: receive optical signal, be converted to the signal of telecommunication；
-trans-impedance amplifier: connect LiFi base station by transfer bus, receives the signal of telecommunication of PIN photodiode, and output is extremely
LiFi base station (100)；
Described controller is connected with the photoelectric communication device communication of described LED street lamp by receiving terminal；Described receiving terminal comprises to depend on
The Photoelectric Detection module of secondary connection, amplification module and demodulation module, after the optical signal prosessing that Photoelectric Detection module will receive, then
Amplified module is amplified signal after amplifying, and described amplification signal is demodulated into data-signal and exports by demodulation module.
2. the city street lamp management system based on LiFi technology as claimed in claim 1, it is characterised in that described controller is also
Comprise the uniquely identified fixation and recognition module storing each LED street lamp, described fixation and recognition module by transmitting terminal with
The photoelectric communication device communication of described LED street lamp；Described transmitting terminal comprises modulation module, the signal modulus of conversion including being sequentially connected with
Block and LED light source module, modulation module obtains modulated signal, signal conversion module after unique mark modulation of defeated LED street lamp
Described modulated signal is converted to LED dim signal, after LED light source module receives described LED dim signal, with necessarily
Frequency scintillation；Flash signal is received by the PIN photodiode of described LED street lamp.
3. the city street lamp management system based on LiFi technology as claimed in claim 2, it is characterised in that described LED street lamp
Unique mark comprise the positional information of corresponding LED street lamp, monitoring camera position novel.
4. the city street lamp management system based on LiFi technology as claimed in claim 1, it is characterised in that described optical fiber chain
Road, including signal transmitting path and signal receiving path；Described photoelectric communication device and LiFi base station, in optical communication process
In, use IEEE802.15.7 protocol definition physical layer and medium access control layer.
5. the city street lamp management system based on LiFi technology as claimed in claim 1, it is characterised in that Photoelectric Detection mould
Block includes optical sensor and high-pass filter, and the optical signal that described optical sensor receives obtains after described high pass filter, processes
To high-frequency signal.
6. the city street lamp management system based on LiFi technology as claimed in claim 5, it is characterised in that described optical sensor
It is made up of PIN, APD, CCD and/or CMOS inductor.
7. the city street lamp management system based on LiFi technology as claimed in claim 2, it is characterised in that each LED road
Unique mark of lamp has previously been stored in the location-server end of centralized control room.
8. the city street lamp management system based on LiFi technology as described in claim 1～7 is arbitrary, it is characterised in that also wrap
Access terminal containing the mutual communication of photoelectric communication device with described LED street lamp；Described access terminal comprises to lead to described photoelectricity
The receiving terminal of news device wireless telecommunications；Described receiving terminal is identical with the receiving terminal structure of described controller；Described access terminal is also
Include the gyroscope for measuring directional information and for measuring the acceleration transducer of moving distance information；Described access is eventually
End transmits described directional information and the photoelectric communication device of moving distance information extremely described LED street lamp by transmitting terminal；Described visit
Ask that the transmitting terminal of terminal is identical with the transmitting terminal structure of described controller.
9. the city street lamp management system based on LiFi technology as claimed in claim 8, it is characterised in that described access terminal
For mobile phone or panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620575687.6U CN205725853U (en) | 2016-06-16 | 2016-06-16 | city street lamp management system based on LiFi technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620575687.6U CN205725853U (en) | 2016-06-16 | 2016-06-16 | city street lamp management system based on LiFi technology |
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| Publication Number | Publication Date |
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| CN205725853U true CN205725853U (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620575687.6U Expired - Fee Related CN205725853U (en) | 2016-06-16 | 2016-06-16 | city street lamp management system based on LiFi technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108712678A (en) * | 2018-05-28 | 2018-10-26 | 许谐兴 | A kind of intelligent video frequency programme sharing method and its system based on LIFI communications |
| CN113132509A (en) * | 2019-12-30 | 2021-07-16 | Oppo广东移动通信有限公司 | Electronic device |
-
2016
- 2016-06-16 CN CN201620575687.6U patent/CN205725853U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108712678A (en) * | 2018-05-28 | 2018-10-26 | 许谐兴 | A kind of intelligent video frequency programme sharing method and its system based on LIFI communications |
| CN108712678B (en) * | 2018-05-28 | 2020-10-27 | 泰州市元和达电子科技有限公司 | Intelligent video program sharing method and system based on LIFI communication |
| CN113132509A (en) * | 2019-12-30 | 2021-07-16 | Oppo广东移动通信有限公司 | Electronic device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20180616 |
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| CF01 | Termination of patent right due to non-payment of annual fee |