CN103363996A - Map navigation receiver based on visible light communication - Google Patents
Map navigation receiver based on visible light communication Download PDFInfo
- Publication number
- CN103363996A CN103363996A CN2012100941326A CN201210094132A CN103363996A CN 103363996 A CN103363996 A CN 103363996A CN 2012100941326 A CN2012100941326 A CN 2012100941326A CN 201210094132 A CN201210094132 A CN 201210094132A CN 103363996 A CN103363996 A CN 103363996A
- Authority
- CN
- China
- Prior art keywords
- map navigation
- digital map
- receiving trap
- signal
- navigation receiving
- 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.)
- Granted
Links
- 238000004891 communication Methods 0.000 title claims abstract description 18
- 238000012545 processing Methods 0.000 claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 238000012795 verification Methods 0.000 claims description 6
- 230000005693 optoelectronics Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Landscapes
- Navigation (AREA)
- Instructional Devices (AREA)
Abstract
The embodiment of the invention discloses a map navigation receiver based on visible light communication, which comprises a shell, a receiving unit, a processing unit and a display unit, wherein the receiving unit is arranged in the shell, and used for carrying out photoelectric conversion on a received visible light signal and outputting the converted voltage signal as a digital signal; the processing unit is arranged in the shell, and used for decoding the digital signal output by the receiving unit to obtain map information of the position; and the display unit is embedded in the external surface of the shell, and used for displaying the map information. The invention is convenient for users to search for the target position in public places.
Description
Technical field
The present invention relates to the optical communication technique field, be specifically related to a kind of digital map navigation receiving trap based on visible light communication.
Background technology
In public places such as each Grand Place, supermarket, museum and hospitals, because area is wider, common people are easily lost after entering, can not find outlet, so in these places, just have a digital map navigation information every a segment distance, the above shows the layout of whole floor, and the client position.If want somewhere, can find the target location according to the indication information that marks on the map, but the inside, a lot of large place thing is many, even there is cartographic information also easily lost, so in these the insides, place, be necessary to be equipped with and check at any time own position, can check the equipment of the layout of wanting place, thing place.
Wireless light communication (claiming again the visible light communication) glimmers to communicate by the high-frequency of led light source, has light to represent 1, unglazed representative 0, and its transfer rate is up to gigabit on the per second.Wireless light communication carries out data transmission by visible light, compares with microwave technology, and quite abundant frequency spectrum resource is arranged, and 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, needn't worry that Content of Communication stolen by the people; The equipment of wireless light communication is convenient flexibly, and cost is very low, is fit to extensive popularization and application.Therefore, can adopt the wireless light communication technology to come the dynamic transmission cartographic information.
Summary of the invention
Embodiment of the present invention technical matters to be solved is, a kind of digital map navigation receiving trap based on visible light communication is provided, and can receive in real time and show the cartographic information of public place, makes things convenient for the user to search the target location.
In order to solve the problems of the technologies described above, embodiment of the present invention provides a kind of digital map navigation receiving trap based on visible light communication, comprises shell; Place in the shell, be used for the visible light signal that receives is carried out opto-electronic conversion, with the voltage signal that the is converted to receiving element as digital signal output; Place in the shell, be used for the digital signal of receiving element output is decoded, obtain the processing unit of the cartographic information of position; And be embedded in outer surface of outer cover, be used for display unit that described cartographic information is shown.
Wherein, described display unit also comprises the chooser unit, is used for selecting corresponding cartographic information to show according to the trigger message that receives.
Wherein, described display unit is touch screen LCD.
Wherein, described digital map navigation receiving trap also comprises the verification arithmetic element that is connected with processing unit, is used for the decoded cartographic information of described processing unit is carried out the verification computing.
Wherein, described receiving element specifically comprises: the photodetector that is used for surveying visible light signal and converts thereof into current signal; Be used for described current signal is changed into the logarithmic amplifier of voltage signal; Operational amplifier for the mean value that calculates described voltage signal volt value; And be used for signal is differentiated, the signal determining that is less than or equal to volt value mean value is 0, is higher than the signal determining 1 of mean value, as the comparer of digital signal output.
Wherein, described photodetector is photodiode.
Wherein, described digital map navigation receiving trap also comprises the power supply that is connected with receiving element, processing unit and display unit.
Wherein, described power supply is button cell, rechargeable battery or accumulator.
Wherein, described digital map navigation receiving trap also comprises the button that is connected with described power supply, is used for controlling the shutoff of described power supply.
Wherein, the outside surface of described shell has hook.
Digital map navigation receiving trap provided by the invention can the Real-Time Monitoring visible light signal, shows the cartographic information of the user position of carrying in the visible light signal, can be applied to each public place, makes things convenient for the user to search the target location; In addition, cartographic information transmits by visible light signal, so this dispensing device has the characteristics such as pollution-free, radiationless, experiences thereby improve the user.
Description of drawings
In order to be illustrated more clearly in embodiment of the present invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the digital map navigation receiving trap structural representation that first embodiment of the invention provides;
Fig. 2 is the digital map navigation receiving trap structural representation that second embodiment of the invention provides;
Fig. 3 is the digital map navigation receiving trap structural representation that third embodiment of the invention provides;
Fig. 4 is the digital map navigation receiving trap structural representation that four embodiment of the invention provides;
Fig. 5 is the digital map navigation receiving trap structural representation that fifth embodiment of the invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiments.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Referring to Fig. 1, it is the digital map navigation receiving trap structural representation that first embodiment of the invention provides.This digital map navigation receiving trap comprises shell (not indicating among the figure); Place receiving element 11 and the processing unit 12 in the shell and the display unit 13 that is embedded in outer surface of outer cover.
Receiving element 11 is used for the visible light signal that receives is carried out opto-electronic conversion, and the voltage signal that is converted to is exported as digital signal.
The processing unit 12 that is connected with receiving element 11 is used for the digital signal of receiving element 11 outputs is decoded, and obtains the cartographic information of position.Concrete, processing unit 12 is converted to binary data with the message part that extracts with the corresponding decoding process of Manchester's cde mode, thereby restores the cartographic information of position.
The display unit 13 that is connected with processing unit 12 is used for processing unit 12 decoded cartographic informations are shown.Wherein, cartographic information specifically comprises the layout information of place, user place floor, for example user position, upper elevator entrance, the fire exit of This floor, the sign in main place and the putting position of all kinds of article downstairs.
In concrete implementation process, the outside surface of shell can have hook, links to each other with the equipment of the public place such as shopping cart by this hook; Also can not have hook, directly hand-held, when the user enters the public place, provided to the user by Bao'an or relevant responsible official.
In the present embodiment, digital map navigation receiving trap Real-Time Monitoring visible light signal is processed the visible light signal that receives, and obtains the cartographic information of the user position of carrying in the visible light signal, and this cartographic information is shown.Can be applied to each public place, make things convenient for the user to search the target location, experience thereby improve the user.
Referring to Fig. 2, it is the digital map navigation receiving trap structural representation that second embodiment of the invention provides.The digital map navigation receiving trap that present embodiment and the first embodiment provide is distinguished and is, display unit 13 is touch screen LCD, also comprises chooser unit 21, is used for selecting corresponding cartographic information to show according to the trigger message that receives.For example there is floor to select button for user selection on the touch-screen of display unit 13, when user selection wherein when certain button, can shows the cartographic information that this floor is corresponding.
In the present embodiment, because display unit 13 has the selection button, can supply the required information of user selection, further improve the user and experience.
Referring to Fig. 3, it is the digital map navigation receiving trap structural representation that third embodiment of the invention provides.The difference of the digital map navigation receiving trap that provides with the first embodiment is, on the basis of receiving element 11, processing unit 12 and display unit 13, also comprise the verification arithmetic element 31 that is connected with processing unit 12, be used for processing unit 12 decoded cartographic informations are carried out the CRC check computing.
In the present embodiment, by cartographic information is carried out the verification computing, further guarantee the accuracy of the cartographic information of reception.
Referring to Fig. 4, it is the digital map navigation receiving trap structural representation that four embodiment of the invention provides.The difference of the digital map navigation receiving trap that provides with the 3rd embodiment is, receiving element 11 specifically comprises:
The logarithmic amplifier 42 that is connected with photodetector 41 is used for current signal is changed into voltage signal.
The operational amplifier 43 that is connected with logarithmic amplifier 42 is for the mean value of the voltage signal volt value of calculating logarithmic amplifier 42 outputs.
The comparer 44 that is connected with operational amplifier 43 is used for voltage signal is differentiated, and the voltage signal that is less than or equal to volt value mean value is judged to be 0, and the voltage signal that is higher than volt value mean value is judged to be 1, exports as digital signal.
Referring to Fig. 5, it is the digital map navigation receiving trap structural representation that fifth embodiment of the invention provides.The difference of the digital map navigation receiving trap that provides with the first embodiment is, also comprise the power supply 51 that is connected with receiving element 11, processing unit 12 and display unit 13 respectively and the button 52 that is connected with power supply 51, power supply is used for providing electric energy to receiving element 11, processing unit 12 and display unit 13; Button 52 is used for the shutoff of control power supply 51.When button 52 was pressed, power supply 51 was realized conducting with receiving element 11, processing unit 12 and display unit 13.Power supply 51 can adopt button cell, rechargeable battery or accumulator.Certainly, in other embodiments, the digital map navigation receiving trap also can not comprise power supply 51, and adopts USB interface to link to each other with electric supply installation, realizes the power supply to each functional module of digital map navigation.
Above disclosed is a kind of better embodiment of the present invention only, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (10)
1. the digital map navigation receiving trap based on visible light communication is characterized in that, comprises shell; Place in the shell, be used for the visible light signal that receives is carried out opto-electronic conversion, with the voltage signal that the is converted to receiving element as digital signal output; Place in the shell, be used for the digital signal of receiving element output is decoded, obtain the processing unit of the cartographic information of position; And be embedded in outer surface of outer cover, be used for display unit that described cartographic information is shown.
2. digital map navigation receiving trap according to claim 1 is characterized in that, described display unit also comprises the chooser unit, is used for selecting corresponding cartographic information to show according to the trigger message that receives.
3. digital map navigation receiving trap according to claim 2 is characterized in that, described display unit is touch screen LCD.
4. digital map navigation receiving trap according to claim 1 is characterized in that, described digital map navigation receiving trap also comprises the verification arithmetic element that is connected with processing unit, is used for the decoded cartographic information of described processing unit is carried out the verification computing.
5. digital map navigation receiving trap according to claim 1 is characterized in that, described receiving element specifically comprises:
The photodetector that is used for surveying visible light signal and converts thereof into current signal; Be used for described current signal is changed into the logarithmic amplifier of voltage signal; Operational amplifier for the mean value that calculates described voltage signal volt value; And be used for signal is differentiated, the signal determining that is less than or equal to volt value mean value is 0, is higher than the signal determining 1 of mean value, as the comparer of digital signal output.
6. digital map navigation receiving trap according to claim 5 is characterized in that, described photodetector is photodiode.
7. digital map navigation receiving trap according to claim 1 is characterized in that, described digital map navigation receiving trap also comprises the power supply that is connected with receiving element, processing unit and display unit.
8. digital map navigation receiving trap according to claim 7 is characterized in that, described power supply is button cell, rechargeable battery or accumulator.
9. digital map navigation receiving trap according to claim 7 is characterized in that, described digital map navigation receiving trap also comprises the button that is connected with described power supply, is used for controlling the shutoff of described power supply.
10. digital map navigation receiving trap according to claim 1 is characterized in that, the outside surface of described shell has hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210094132.6A CN103363996B (en) | 2012-04-01 | 2012-04-01 | Map navigation receiver based on visible light communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210094132.6A CN103363996B (en) | 2012-04-01 | 2012-04-01 | Map navigation receiver based on visible light communication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103363996A true CN103363996A (en) | 2013-10-23 |
| CN103363996B CN103363996B (en) | 2017-09-19 |
Family
ID=49365870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210094132.6A Active CN103363996B (en) | 2012-04-01 | 2012-04-01 | Map navigation receiver based on visible light communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103363996B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109919645A (en) * | 2017-12-12 | 2019-06-21 | 珠海横琴华策光通信科技有限公司 | It is a kind of based on light-seeking and the product navigation system of electronic tag, methods and applications |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1702984A (en) * | 2004-05-28 | 2005-11-30 | 三星电子株式会社 | Wireless terminal for carrying out visible light short-range communication using camera device |
| CN101002070A (en) * | 2004-08-11 | 2007-07-18 | 日本先锋公司 | Move guidance device, portable move guidance device, move guidance system, move guidance method, move guidance program, and recording medium on which the program is recorded |
| CN101358846A (en) * | 2007-07-31 | 2009-02-04 | 株式会社东芝 | Method and apparatus for determining the position of a moving object, by using visible light communication |
| CN101382437A (en) * | 2007-09-04 | 2009-03-11 | 索尼株式会社 | Map information display device, map information display method and program |
| CN101593436A (en) * | 2009-06-26 | 2009-12-02 | 江苏大学 | Blind traffic prompt system based on LED traffic lights visible light communication |
| CN101867412A (en) * | 2009-04-15 | 2010-10-20 | 中国科学院半导体研究所 | System and method for realizing communication by using semiconductor illumination |
| CN202599422U (en) * | 2012-04-01 | 2012-12-12 | 深圳光启创新技术有限公司 | Map navigation receiving device based on visible light communication |
-
2012
- 2012-04-01 CN CN201210094132.6A patent/CN103363996B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1702984A (en) * | 2004-05-28 | 2005-11-30 | 三星电子株式会社 | Wireless terminal for carrying out visible light short-range communication using camera device |
| CN101002070A (en) * | 2004-08-11 | 2007-07-18 | 日本先锋公司 | Move guidance device, portable move guidance device, move guidance system, move guidance method, move guidance program, and recording medium on which the program is recorded |
| CN101358846A (en) * | 2007-07-31 | 2009-02-04 | 株式会社东芝 | Method and apparatus for determining the position of a moving object, by using visible light communication |
| CN101382437A (en) * | 2007-09-04 | 2009-03-11 | 索尼株式会社 | Map information display device, map information display method and program |
| CN101867412A (en) * | 2009-04-15 | 2010-10-20 | 中国科学院半导体研究所 | System and method for realizing communication by using semiconductor illumination |
| CN101593436A (en) * | 2009-06-26 | 2009-12-02 | 江苏大学 | Blind traffic prompt system based on LED traffic lights visible light communication |
| CN202599422U (en) * | 2012-04-01 | 2012-12-12 | 深圳光启创新技术有限公司 | Map navigation receiving device based on visible light communication |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109919645A (en) * | 2017-12-12 | 2019-06-21 | 珠海横琴华策光通信科技有限公司 | It is a kind of based on light-seeking and the product navigation system of electronic tag, methods and applications |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103363996B (en) | 2017-09-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20120184210A1 (en) | System and method for displaying electric quantity of bluetooth earphone on portable electronic equipment | |
| CN112312308A (en) | Indoor positioning method and terminal equipment | |
| CN107534932A (en) | A kind of method and relevant device of functional status control | |
| CN102946272B (en) | Separated type optical testing device based on commonly-used mobile intelligent terminal | |
| CN202599422U (en) | Map navigation receiving device based on visible light communication | |
| CN103363996A (en) | Map navigation receiver based on visible light communication | |
| CN202663404U (en) | Map navigation transmitting device based on visible light communication | |
| Mai et al. | Implementation and evaluation of VLC-based indoor positioning systems for smart supermarkets | |
| CN103363984A (en) | Map navigation system based on visible light communication | |
| CN103389806A (en) | Wireless free mouse system based on micro-accelerometer | |
| KR20120090266A (en) | Physical exercise measuring service system that utilize mobile device with bluetooth module | |
| KR20190080287A (en) | System and Method for Location Information Services using Fixed Installation type Beacon | |
| CN202661075U (en) | Visible light communication-based map navigation system | |
| CN104966110A (en) | Information statistical method, wireless data collection terminal and wireless signal transmission devices | |
| CN204595199U (en) | Sub-meter grade bluetooth positioning system | |
| CN111551870A (en) | Insulator leakage current monitoring device and method based on fiber bragg grating | |
| CN207078014U (en) | The sighting system of the transmitting and receiving device of electric automobile wireless charging | |
| CN105068468A (en) | Nixie tube automatic identification system based on light induction | |
| CN202663410U (en) | Visible light communication receiving device based on time division multiple access | |
| CN204790512U (en) | System of wisdom family | |
| CN208675250U (en) | A kind of Internet of Things connection system and intelligent household networking system | |
| CN203301743U (en) | Focus group wireless positioning system based on GSM and base station information | |
| CN207133420U (en) | A kind of measurement instrument data acquisition, processing system | |
| CN112087717A (en) | Positioning method, wearable device, terminal device and readable storage medium | |
| KR20190080333A (en) | System and Method for Location Information Services using BLE Transmitter and Receiver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150911 Address after: 518000 Guangdong city of Shenzhen province Futian District Shennan Road and CaiTian Road intersection East Xintiandi Plaza C block 2007-27 Applicant after: KUANG-CHI INTELLIGENT PHOTONIC TECHNOLOGY Ltd. Address before: 518034 A international business center, No. 1061, Xiang Mei Road, Guangdong, Shenzhen, Futian District, China 18B Applicant before: KUANG-CHI INNOVATIVE TECHNOLOGY Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240511 Address after: Building 4, 1st Floor, Foshan Military Civilian Integration Industrial Park, No. 68 Defu Road, Xingtan Town, Shunde District, Foshan City, Guangdong Province, 528300 Patentee after: Foshan Shunde Guangqi Advanced Equipment Co.,Ltd. Country or region after: China Address before: 518000 Guangdong, Shenzhen, Futian District, Shennan Road and colored field road intersection C East Block New World Plaza 2007-27 Patentee before: KUANG-CHI INTELLIGENT PHOTONIC TECHNOLOGY Ltd. Country or region before: China |