CN103413450B - A kind of locating device - Google Patents
A kind of locating device Download PDFInfo
- Publication number
- CN103413450B CN103413450B CN201310347987.XA CN201310347987A CN103413450B CN 103413450 B CN103413450 B CN 103413450B CN 201310347987 A CN201310347987 A CN 201310347987A CN 103413450 B CN103413450 B CN 103413450B
- Authority
- CN
- China
- Prior art keywords
- led
- led panel
- unit
- control module
- receiving end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Traffic Control Systems (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention discloses a kind of locating device adopting LED, wherein said locating device comprises transmitting terminal and receiving end, described transmitting terminal comprises: control module, LED drive unit and LED panel, described control module is connected with LED drive unit, LED panel, for the transferring content of the work and LED panel that control LED drive unit, described LED drive unit is connected with LED panel, for providing working power for LED panel and controlling the opening and closing state of LED panel, described LED panel is used for described receiving end transmission LED data message; Described receiving end comprises: control module, shooting collecting unit, graphics processing unit and communication unit.A kind of locating device adopting LED panel and camera technique to realize of the present invention, it can not only use as traffic lights, also can provide positional information for the vehicle of dealing, realize the location of vehicle, and structure is simple, and cost is lower.
Description
Technical field
The invention belongs to communication technical field, be specifically related to a kind of design adopting the locating device of LED.
Background technology
The location technology that we mainly adopt at present is GPS location technology, GPS location technology is by accepting the signal of satellite launch and carrying out data processing, thus ask the locus of determining measurement point, it has the precision three-dimensional navigation and localization function of totipotency, global, round-the-clock, continuity and real-time, and has good anti-interference and confidentiality.Now successfully be applied to many key areas such as engineering survey, aeroplane photography, auto navigation.
But the electromagnetic wave adopted due to GPS is propagated very fast in a vacuum, but atmospheric envelope is not vacuum layer, and signal will be subject to ionosphere and tropospheric heavy interference, gps system can only be averaged to this calculating, and the region concrete at some exists error certainly; In big city or mountain area because high-rise and number are on the impact of signal, the nonlinear propagation of signal also can be caused.Visible GPS location neither a kind of perfectly location technology.
After the white light emitting diodes of high brightness emerges, the progressively raising of its light efficiency, its application progressively expands to lighting field from display field, and develops rapidly.White light LEDs gets most of the attention in illumination market prospect, and it will become the energy of new generation of 21 century, to replace the conventional light source such as incandescent lamp, fluorescent light and high-pressure discharge.Compared with traditional light fixture, white light LEDs has low in energy consumption, the advantage such as the life-span is long, size is little, environmental protection.It is very short that the another one outstanding advantages of LED is exactly the response time, therefore can carry out ultra high speed data communication with LED.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of locating device adopting LED, and the structure of this locating device is simple, and can use as traffic lights.
The technical scheme that the present invention solves the employing of its technical matters is: a kind of locating device, comprise transmitting terminal and receiving end, described transmitting terminal comprises: control module, LED drive unit and LED panel, described control module is connected with LED drive unit, LED panel, for the transferring content of the work and LED panel that control LED drive unit, described LED drive unit is connected with LED panel, for providing working power for LED panel and controlling the opening and closing state of LED panel, described LED panel is used for described receiving end transmission LED data message;
Described receiving end comprises: control module, shooting collecting unit, graphics processing unit and communication unit, described control module respectively with shooting collecting unit, graphics processing unit and communication unit connect, for cooperation control shooting collecting unit, the work of graphics processing unit and communication unit, described shooting collecting unit is for gathering the LED data message of the LED panel transmission of described transmitting terminal, the data message that described graphics processing unit collects for the treatment of shooting collecting unit, and the result after process is delivered to communication unit, described communication unit is used for carrying out data interaction with outside, realize the location of described receiving end.
Further, described shooting collecting unit adopts CMOS digital camera to realize.
Further, the LED data message of described LED panel transmission comprises pilot lamp signal and geographical location information.
Beneficial effect of the present invention: a kind of locating device adopting LED panel and camera technique to realize of the present invention, it can not only use as traffic lights, also can provide positional information for the vehicle of dealing, realize the location of vehicle, structure is simple, and cost is lower.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of locating device of the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the invention will be further elaborated.
Be illustrated in figure 1 the structural representation of a kind of locating device of the embodiment of the present invention, it comprises transmitting terminal and receiving end, described transmitting terminal comprises: control module, LED drive unit and LED panel, described control module is connected with LED drive unit, LED panel, for the transferring content of the work and LED panel that control LED drive unit, described LED drive unit is connected with LED panel, for providing working power for LED panel and controlling the opening and closing state of LED panel, described LED panel is used for described receiving end transmission LED data message;
Described receiving end comprises: control module, shooting collecting unit, graphics processing unit and communication unit, described control module respectively with shooting collecting unit, graphics processing unit and communication unit connect, for cooperation control shooting collecting unit, the work of graphics processing unit and communication unit, described shooting collecting unit is for gathering the LED data message of the LED panel transmission of described transmitting terminal, the data message that described graphics processing unit collects for the treatment of shooting collecting unit, and the result after process is delivered to communication unit, described communication unit is used for carrying out data interaction with outside, realize the location of described receiving end.
Wherein, the function of a kind of locating device of the present invention mainly by utilizing the combination of LED panel and shooting acquisition technique to realize locating device, concrete unit module in described locating device still adopts the means of prior art to realize, as control module can adopt singlechip chip, dsp chip etc. realizes, and described graphics processing unit adopts general picture processing chip to realize.
Wherein, described shooting collecting unit adopts CMOS digital camera to realize, and CMOS camera is comparatively conventional in life, and imaging effect also can reach requirement; Described LED data message not only can comprise the geographical location information of LED panel, the information of stop-light can also comprise instruction automobile and pedestrian's walking, stopping, waiting for, as traffic signal indicating lamp, the practicality used in actual life can be added while locating information is provided in LED panel.
A kind of locating device of the present invention, in conjunction with the feature of LED panel, while LED shows traffic signals instruction, add the LED image information do not discovered by human eye in LED panel, by the collection of image unit to described LED image information, be embodied as vehicular traffic and geographical location information is provided, different from locating device of the prior art, its embodiment is easy, is easy to apply in real life, practical, and low in energy consumption, cost is low.
Can understand in order to those skilled in the art below and implement the present invention, by conjunction with the concrete course of work, a kind of locating device of the present invention being described in detail:
A kind of locating device, comprise: transmitting terminal and receiving end, wherein, described transmitting terminal comprises: control module, LED drive unit and LED panel, described control module adopts a microcontroller, LED drive unit adopts LED drive circuit to realize, the light signal of LED panel display stop-light information and geographic position coding, described microprocessor controls LED panel completes the task of traffic indicating signal lamp, control the light signal of the geographic position coding shown, described light signal can be the image information of LED panel display simultaneously; Described transmitting terminal is arranged on fixing position, can be arranged on each crossing in practical operation;
Described receiving end comprises: control module, shooting collecting unit, graphics processing unit and communication unit, wherein said shooting collecting unit adopts CMOS digital camera to realize, for obtaining the light signal of the geographic position coding in described LED panel, be transferred to graphics processing unit again to process the picture signal collected, extract geographical location information, and the result after process is delivered to communication unit, realize the communication with external navigation device by communication unit, realize location; Described receiving end can be arranged on the automobile of acceptance location.
Wherein, described LED drive circuit is made up of powerful MOSFET, power supply, resistance; Wherein, the conducting of MOSFET controls opening and closedown of LED panel with cut-off; Wherein power supply and resistance provide bias current to be also provided with the quiescent point of MOSFET for the normal luminous not being only LED panel.
Claims (1)
1. a locating device, comprise transmitting terminal and receiving end, it is characterized in that, described transmitting terminal comprises: control module, LED drive unit and LED panel, described control module is connected with LED drive unit, LED panel, for the transferring content of the work and LED panel that control LED drive unit, described LED drive unit is connected with LED panel, for providing working power for LED panel and controlling the opening and closing state of LED panel, described LED panel is used for described receiving end transmission LED data message;
Described receiving end comprises: control module, shooting collecting unit, graphics processing unit and communication unit, described control module respectively with shooting collecting unit, graphics processing unit and communication unit connect, for cooperation control shooting collecting unit, the work of graphics processing unit and communication unit, described shooting collecting unit is for gathering the LED data message of the LED panel transmission of described transmitting terminal, the data message that described graphics processing unit collects for the treatment of shooting collecting unit, and the result after process is delivered to communication unit, described communication unit is used for carrying out data interaction with outside, realize the location of described receiving end,
Described shooting collecting unit adopts CMOS digital camera to realize;
The LED data message of described LED panel transmission comprises pilot lamp signal and geographical location information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310347987.XA CN103413450B (en) | 2013-08-12 | 2013-08-12 | A kind of locating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310347987.XA CN103413450B (en) | 2013-08-12 | 2013-08-12 | A kind of locating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103413450A CN103413450A (en) | 2013-11-27 |
| CN103413450B true CN103413450B (en) | 2016-01-20 |
Family
ID=49606455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310347987.XA Active CN103413450B (en) | 2013-08-12 | 2013-08-12 | A kind of locating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103413450B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107076557A (en) * | 2016-06-07 | 2017-08-18 | 深圳市大疆创新科技有限公司 | Mobile robot recognition positioning method, device, system and mobile robot |
| CN108806267B (en) * | 2018-06-12 | 2020-08-11 | 芜湖蜜蜂金服汽车科技有限公司 | Intelligent automobile state detection method and system based on LIFI communication |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203480695U (en) * | 2013-08-12 | 2014-03-12 | 成都谱视科技有限公司 | Positioning device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040149891A1 (en) * | 2002-01-03 | 2004-08-05 | Kyuman Cho | Alignment method of the optical transmitter and receiver in the optical wireless communication system |
| KR101221968B1 (en) * | 2011-04-05 | 2013-01-15 | 한국광기술원 | Apparatus for measurementing distance between vehicle using optical wireless communication |
-
2013
- 2013-08-12 CN CN201310347987.XA patent/CN103413450B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203480695U (en) * | 2013-08-12 | 2014-03-12 | 成都谱视科技有限公司 | Positioning device |
Non-Patent Citations (3)
| Title |
|---|
| Basic Study on Traffic Information System Using LED Traffic Lights;Masako Akanegawa等;《IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS》;20011231;第2卷(第4期);第197-202页 * |
| LED可见光无线通信的现状和发展方向;周洋等;《淮阴工学院学报》;20060630;第15卷(第3期);正文第35-38页 * |
| Successive Interference Cancellation for Hierarchical Parallel Optical Wireless Communication Systems;Hiraku OKADA等;《2005 Asia-Pacific on Communications》;20051005;正文第788-792页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103413450A (en) | 2013-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102288940A (en) | Lighting light-emitting diode (LED) based spatial positioning method | |
| CN103413450B (en) | A kind of locating device | |
| CN202049621U (en) | Arrow type intelligent traffic induction caution light with self-adaptive light-emitting surface brightness | |
| CN203480695U (en) | Positioning device | |
| TWI420430B (en) | Traffic signal with dual light | |
| CN204665083U (en) | A kind of advertisement road lamp with positioning function | |
| CN204045028U (en) | A kind of combined signal lamp | |
| CN105702064A (en) | Method for controlling LED traffic signal lamp | |
| CN203222744U (en) | LED lane driving direction signboard | |
| CN201173431Y (en) | Luminous diode projection lamp | |
| CN105788304A (en) | Led traffic signal lamp control system | |
| CN203656777U (en) | Bicycle illumination lamp | |
| CN206433249U (en) | A kind of LED street lamp fault on-line diagnostic device | |
| CN204114715U (en) | A kind of LED projector lamp of controlled in wireless | |
| CN205854058U (en) | A kind of vehicle LED communication and illuminator | |
| CN2919191Y (en) | New type combined luminotron division board illuminating apparatus | |
| CN102281108A (en) | Method for realizing information transmission by taking visible light as medium | |
| CN216315706U (en) | Night highway initiative luminous early warning undershirt | |
| CN102997181B (en) | Combined LED (Light-Emitting Diode) optical lens and design method thereof | |
| CN202320059U (en) | Internal lamplight system of vehicle | |
| CN203325226U (en) | Traffic signal lamp with bidirectional displaying | |
| CN201475835U (en) | Novel infrared radiation lamp for car | |
| CN211128275U (en) | Intelligent luminous sign board | |
| CN205824620U (en) | A kind of polarization type high-power LED street lamp | |
| CN205090321U (en) | Branch road of assembly traffic energy -conserving street lamp of response and energy -conserving street lamp system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |