CN109586792A - A kind of indoor guide system based on LED light device - Google Patents
A kind of indoor guide system based on LED light device Download PDFInfo
- Publication number
- CN109586792A CN109586792A CN201811628197.8A CN201811628197A CN109586792A CN 109586792 A CN109586792 A CN 109586792A CN 201811628197 A CN201811628197 A CN 201811628197A CN 109586792 A CN109586792 A CN 109586792A
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- unit
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- server
- led light
- communication unit
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/116—Visible light communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/1149—Arrangements for indoor wireless networking of information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/029—Location-based management or tracking services
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Optical Communication System (AREA)
Abstract
The invention discloses a kind of indoor guide systems based on LED light device, including visible light communication component, mobile communication equipment and server, the visible light communication component includes Switching Power Supply, LED light device, pulse switch, processing unit, communication unit, the Switching Power Supply and the pulse switch, processing unit connection, the processing unit is connect with the pulse switch and the communication unit, the LED light device is connect with the pulse switch, the communication unit is connect with the server, the mobile communication equipment includes camera, demodulating unit, display unit, the camera is connect with the demodulating unit, the demodulating unit is connect with the display unit.This programme need to only improve on existing facility, save a large amount of installation costs, safe to the human body, and tranmitting frequency is high, and transmission rate is fast, and without electromagnetic interference, frequency spectrum is wider, permit without frequency.
Description
Technical field
The present invention relates to visible light communication fields, and in particular to a kind of indoor guide system based on LED light device.
Background technique
With the development of economy, domestic to establish many shopping mall markets, integrate shopping, has a meal, entertains.This
A little markets are very big, and the inside businessman converges.After consumer enters market, want to go to some brand store and buy part clothes, or think and
Friend goes to some restaurant to have a meal, and generally requires to consult a map or inquired work personnel just can know that oneself position, and very
It may take up the position that a large amount of time and efforts looks for commodity and restaurant.It is therefore desirable to download relevant text, figure
The multimedia documents such as piece, audio；However, the stream of people is more in shopping mall market, signal difference, speed of download is slower；And in quotient
The cost that the cellular network that construction can accommodate big flow in needs is too high, exists if being communicated by bluetooth and Zigbee
Inserting knot complexity is high, the disadvantage of safety difference.
Summary of the invention
The purpose of the present invention is being directed to above-mentioned status, a kind of indoor guide system based on LED light device is provided, with solution
The certainly above problem.
The technical solution adopted by the present invention are as follows:
A kind of indoor guide system based on LED light device wraps remote visible light communication component, mobile communication equipment kimonos
Business device, the visible light communication component includes Switching Power Supply, LED light device, pulse switch, processing unit, communication unit, institute
It states Switching Power Supply to connect with the pulse switch, processing unit, the processing unit and the pulse switch and the communication are single
Member connection, the LED light device are connect with the pulse switch, and the communication unit is connect with the server, the shifting
Dynamic communication equipment includes camera, demodulating unit, display unit, and the camera is connect with the demodulating unit, the demodulation
Unit is connect with the display unit.
Effect of the invention is: this programme need to only improve on existing facility, save a large amount of installation costs, pacify to human body
Entirely, tranmitting frequency is high, and transmission rate is fast, and without electromagnetic interference, frequency spectrum is wider, permits without frequency.
Detailed description of the invention
Fig. 1 show the module diagram of the indoor guide system provided by the invention based on LED light device；
Fig. 2 show the module diagram of Fig. 1 Switching Power Supply.
Specific embodiment
A kind of indoor guide system based on LED light device of the invention is introduced with reference to the accompanying drawing:
As shown in Figure 1 and Figure 2, a kind of indoor guide system based on LED light device, including visible light communication component 1,
Mobile communication equipment 2 and server 3.Visible light communication component 1 connects with the mobile communication equipment 2 and the server 3 respectively
It connects.
The visible light communication component 1 includes Switching Power Supply 11, LED light device 12, pulse switch 13, processing unit
14, communication unit 15, the Switching Power Supply 11 are connect with the pulse switch 13, processing unit 14, the processing unit 14 with
The pulse switch 13 and the communication unit 15 connect, and the LED light device 12 is connect with the pulse switch 13, described
Communication unit 15 is connect with the server 3.
The Switching Power Supply 11 is that the visible light communication component 1 provides electric energy, and the communication unit 15 is from the service
The data information that device 3 transmits required for collecting simultaneously is sent to the processing unit 14, and the processing unit 14 is by required transmitting
Data information be encoded into digital signal, and make the LED light device 12 by controlling the pulse switch 13 according to coding
It is bright or go out.
The Switching Power Supply 11 includes low-pass filtering module 111, bridge rectifier module 112, power factor correction module
113, inverter module 114 and rectification filtering module 115, the low-pass filtering module 111, the bridge rectifier module 112, institute
It states power factor correction module 113, the inverter module 114 and the rectification filtering module 115 to be sequentially connected, the low pass
Filter module 111 accesses 220v alternating current, and the rectification filtering module 115 is connect with the pulse switch 13.
The mobile communication equipment 2 includes camera 21, demodulating unit 22, display unit 23, the camera 21 and institute
The connection of demodulating unit 22 is stated, the demodulating unit 22 is connect with the display unit 23.
It include photodetector in the camera 21, therefore camera 21 is not once to complete in shooting process
The scanning of whole pixels, but be scanned line by line, here it is the Rolling shutter effects of camera.Assuming that " bright " representative of LED is patrolled
1 is collected, " going out " represents logical zero, and the information that the needs of LED light device issue can be converted into the light on and off light letter of one section of high speed
Number, due to Rolling shutter effect, what mobile phone camera received is the image of the LED light device of light and dark striped, described
The image of shooting is issued the demodulating unit 22 by camera 21, and the demodulating unit 22 is according to the fringe number and item for receiving image
Line spacing can calculate the data information of the transmission of visible light communication component 1.
The information decoded is sent to the display unit 23 and shown by the demodulating unit 22.
The server 3 includes server communication unit 31, server processing unit 32 and data storage element 33, described
Server processing unit 32 is connect with the server communication unit 31 and the data storage element 33 respectively, the server
Communication unit 31 is connect with the communication unit 15.
In this present embodiment, the server communication unit 31 and the communication unit 15 are power line carrier module, described
Server communication unit 31 and the communication unit 15 are formed by power grid to be connected.
In this present embodiment, the processing unit 14 is STC12C5A60S2.
In this present embodiment, the switching frequency of the pulse switch 13 is not less than 200hz.
There are following advantages for this programme: LED infrastructure is widely distributed, it is only necessary to improve, save a large amount of on existing facility
Installation cost, safe to the human body, tranmitting frequency is high, and transmission rate is fast, and without electromagnetic interference, frequency spectrum is wider, permits without frequency.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (4)
1. a kind of indoor guide system based on LED light device, which is characterized in that logical including visible light communication component, movement
Believe equipment and server, the visible light communication component include Switching Power Supply, LED light device, pulse switch, processing unit,
Communication unit, the Switching Power Supply are connect with the pulse switch, processing unit, the processing unit and the pulse switch and
The communication unit connection, the LED light device are connect with the pulse switch, and the communication unit and the server connect
It connecing, the mobile communication equipment includes camera, demodulating unit, display unit, and the camera is connect with the demodulating unit,
The demodulating unit is connect with the display unit.
2. as described in claim 1 based on the indoor guide system of LED light device, which is characterized in that the Switching Power Supply
It is described including low-pass filtering module, bridge rectifier module, power factor correction module, inverter module and rectification filtering module
Low-pass filtering module, the bridge rectifier module, the power factor correction module, the inverter module and rectification filter
Wave module is sequentially connected, and the low-pass filtering module accesses 220v alternating current, the rectification filtering module and the pulse switch
Connection.
3. as claimed in claim 2 based on the indoor guide system of LED light device, which is characterized in that the server packet
Include server communication unit, server processing unit and data storage element, the server processing unit respectively with the clothes
Business device communication unit and data storage element connection, the server communication unit are connect with the communication unit.
4. as claimed in claim 3 based on the indoor guide system of LED light device, which is characterized in that the server is logical
It interrogates unit and the communication unit is power line carrier module, the server communication unit and the communication unit pass through power grid shape
At connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811628197.8A CN109586792A (en) | 2018-12-28 | 2018-12-28 | A kind of indoor guide system based on LED light device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811628197.8A CN109586792A (en) | 2018-12-28 | 2018-12-28 | A kind of indoor guide system based on LED light device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109586792A true CN109586792A (en) | 2019-04-05 |
Family
ID=65933471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811628197.8A Pending CN109586792A (en) | 2018-12-28 | 2018-12-28 | A kind of indoor guide system based on LED light device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109586792A (en) |
Citations (9)
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|---|---|---|---|---|
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| CN102215068A (en) * | 2011-06-03 | 2011-10-12 | 江南大学 | Wireless automatic navigation system based on visible light communication |
| CN105162520A (en) * | 2015-10-21 | 2015-12-16 | 北京联海科技有限公司 | Automatic identification method and information service system based on visible light illumination |
| CN105206204A (en) * | 2015-10-26 | 2015-12-30 | 桂林电子科技大学 | LED light transmission visual electronic navigation system |
| CN105577286A (en) * | 2014-10-09 | 2016-05-11 | 重庆长安汽车股份有限公司 | Transmitting device and method for driving LED automotive lamp optical communication |
| CN205486854U (en) * | 2016-03-09 | 2016-08-17 | 浙江工业大学义乌科学技术研究院有限公司 | A visible light communication system for underground parking garage intelligent transportation guide |
| CN207218702U (en) * | 2017-09-13 | 2018-04-10 | 华南理工大学 | A kind of visible light communication device based on universal CMOS camera |
| CN107945297A (en) * | 2017-11-22 | 2018-04-20 | 深圳市美舜科技有限公司 | Automobile paying method and vehicle toll collection system based on visible optical communication |
-
2018
- 2018-12-28 CN CN201811628197.8A patent/CN109586792A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101018062A (en) * | 2007-03-07 | 2007-08-15 | 徐建荣 | Intelligent guider interpretation system and its operating method |
| CN101888272A (en) * | 2010-06-17 | 2010-11-17 | 青岛海信宽带多媒体技术有限公司 | Passive optical module |
| CN102215068A (en) * | 2011-06-03 | 2011-10-12 | 江南大学 | Wireless automatic navigation system based on visible light communication |
| CN105577286A (en) * | 2014-10-09 | 2016-05-11 | 重庆长安汽车股份有限公司 | Transmitting device and method for driving LED automotive lamp optical communication |
| CN105162520A (en) * | 2015-10-21 | 2015-12-16 | 北京联海科技有限公司 | Automatic identification method and information service system based on visible light illumination |
| CN105206204A (en) * | 2015-10-26 | 2015-12-30 | 桂林电子科技大学 | LED light transmission visual electronic navigation system |
| CN205486854U (en) * | 2016-03-09 | 2016-08-17 | 浙江工业大学义乌科学技术研究院有限公司 | A visible light communication system for underground parking garage intelligent transportation guide |
| CN207218702U (en) * | 2017-09-13 | 2018-04-10 | 华南理工大学 | A kind of visible light communication device based on universal CMOS camera |
| CN107945297A (en) * | 2017-11-22 | 2018-04-20 | 深圳市美舜科技有限公司 | Automobile paying method and vehicle toll collection system based on visible optical communication |
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Application publication date: 20190405 |