CN102957481A - Method and system for converting signals of photo-communication sending end - Google Patents
Method and system for converting signals of photo-communication sending end Download PDFInfo
- Publication number
- CN102957481A CN102957481A CN201110255655XA CN201110255655A CN102957481A CN 102957481 A CN102957481 A CN 102957481A CN 201110255655X A CN201110255655X A CN 201110255655XA CN 201110255655 A CN201110255655 A CN 201110255655A CN 102957481 A CN102957481 A CN 102957481A
- Authority
- CN
- China
- Prior art keywords
- digital signal
- data
- conversion
- serial digital
- signal
- 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.)
- Pending
Links
Images
Abstract
The invention is suitable for the field of photo-communication, and provides a method and system for converting signals of a photo-communication sending end. The method comprises the following steps of sampling data to be sent; converting the format of the sampled data into a serial digital signal; and sending the serial digital signal to a light emitting diode (LED) circuit, and driving an LED lamp tube to flash. According to the embodiment of the invention, the data to be sent by a light signal is converted into the serial digital signal; the serial digital signal is used to driving the LED lamp tube of the LED circuit to flash; 1 or 0 of the digital signal can be expressed by flashing of the LED lamp tube; and the aim of sending the serial digital signal through photo-communication is fulfilled.
Description
[technical field]
The present invention relates to optical communication field, relate in particular to a kind of conversion method and system of optical communication transmitting terminal signal.
[background technology]
The existing technology of transmitting data such as Bluetooth technology, RFID technology, but not only needs take microwave frequency band by the technology of microwave transmission data usually by microwave transmission, be subject to the interference of other frequency range microwaves, and its confidentiality is also relatively poor.
[summary of the invention]
The purpose of the embodiment of the invention is to provide a kind of conversion method of optical communication transmitting terminal signal, and being intended to solve has again the technology microwave transmission to take frequency range, the problem that easily is disturbed.
The embodiment of the invention is achieved in that a kind of conversion method of optical communication transmitting terminal signal, said method comprising the steps of:
Sampling needs the data of emission;
Be serial digital signal with the format conversion of the data of described sampling;
Described serial digital signal is sent to led circuit, the flicker of driving LED fluorescent tube.
Another purpose of the embodiment of the invention is to provide a kind of converting system of optical communication transmitting terminal signal, and described system comprises:
The transmitting data sampling unit is used for the data that sampling needs emission;
The transmitting data converting unit is used for the data of described transmitting data sampling unit sampling are converted to serial digital signal;
Be used for the serial digital signal of described transmitting data converting unit conversion being transmitted into led circuit, the flicker of driving LED fluorescent tube.
The embodiment of the invention, need to be converted to serial digital signal by the data of light signal emission, use the LED fluorescent tube flicker of described serial digital signal driving LED circuit, 1 or 0 of digital signal is expressed in flicker by the LED fluorescent tube, realizes the purpose that described serial digital signal is launched by optical communication.
[description of drawings]
Fig. 1, the flow chart of the optical communication transmitting terminal signal conversion method that the embodiment of the invention provides.
Fig. 2, the structure chart of the optical communication transmitting terminal signal translating system that the embodiment of the invention provides.
[embodiment]
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
The embodiment of the invention, need to be converted to serial digital signal by the data of light signal emission, use the LED fluorescent tube flicker of described serial digital signal driving LED circuit, 1 or 0 of digital signal is expressed in flicker by the LED fluorescent tube, realizes the purpose that described serial digital signal is launched by optical communication.
Be illustrated in figure 1 as the flow chart of the optical communication transmitting terminal signal conversion method that the embodiment of the invention provides, said method comprising the steps of:
In step S101, sampling needs the data of emission.
In embodiments of the present invention, the sampling of optical communication transmitting terminal need to by the data of optical communication emission, comprise: video, audio frequency, literal, picture.Described data are analog signal or digital signal.
In step S102, be serial digital signal with the format conversion of the data of described sampling.
In embodiments of the present invention, the data of sampling are carried out format conversion, be converted to serial digital signal.Conversion for analog signal comprises: mould/number conversion, and parallel digital signal turns serial digital signal; Conversion for digital signal comprises: parallel digital signal turns serial digital signal.
In step S103, described serial digital signal is sent to led circuit, the flicker of driving LED fluorescent tube.
In embodiments of the present invention, the serial digital signal after the conversion is sent to led circuit, come the flicker of driving LED fluorescent tube, glimmer 1 or 0 of representative digit signal by the light and shade of LED fluorescent tube, and then digital signal is launched.
The embodiment of the invention, need to be converted to serial digital signal by the data of light signal emission, use the LED fluorescent tube flicker of described serial digital signal driving LED circuit, 1 or 0 of digital signal is expressed in flicker by the LED fluorescent tube, realizes the purpose that described serial digital signal is launched by optical communication.
Be illustrated in figure 2 as the structure chart of the optical communication transmitting terminal signal translating system that the embodiment of the invention provides, only be illustrated in for convenience of explanation the relevant part of the embodiment of the invention, comprising:
Transmitting data sampling unit 21 is used for the data that sampling needs emission.
In embodiments of the present invention, sampling need to by the data of optical communication emission, comprise: video, audio frequency, literal, picture.
Transmitting data converting unit 22 is used for the data of described transmitting data sampling unit 21 samplings are converted to serial digital signal.
Serial digital signal transmitter unit 23 is used for the serial digital signal of described transmitting data converting unit 22 conversions being transmitted into led circuit, the flicker of driving LED fluorescent tube.
Wherein transmitting data converting unit 22 specifically comprises:
Analog signal conversion unit 221, being used for analog signal conversion is serial digital signal.
Digital signal converting unit 222 is used for digital signal is converted to serial digital signal.
In embodiments of the present invention, comprise for the conversion of analog signal: mould/number conversion, parallel digital signal turns serial digital signal; Conversion for digital signal comprises: parallel digital signal turns serial digital signal.
The embodiment of the invention, need to be converted to serial digital signal by the data of light signal emission, use the LED fluorescent tube flicker of described serial digital signal driving LED circuit, 1 or 0 of digital signal is expressed in flicker by the LED fluorescent tube, realizes the purpose that described serial digital signal is launched by optical communication.
Illustrate:
Suppose that needing the data of conversion is voice data, this voice data is analog signal, the optical communication transmitting terminal described voice data of sampling is changed it when finding that this voice data is analog signal: be the multi-path digital parallel signal with described analog signal conversion by mould/number conversion, be converted to single channel numeral serial signal after merging conversion; This single channel numeral serial signal is launched into led circuit and is used for the flicker of driving LED fluorescent tube, glimmers 1 or 0 of representative digit signal by the light and shade of LED fluorescent tube, and then digital signal is launched.
In the above-described embodiments, only the present invention has been carried out exemplary description, but those skilled in the art can carry out various modifications to the present invention after reading present patent application in the situation that does not break away from the spirit and scope of the present invention.
Claims (10)
1. the conversion method of an optical communication transmitting terminal signal is characterized in that, said method comprising the steps of:
Sampling needs the data of emission;
Be serial digital signal with the format conversion of the data of described sampling;
Described serial digital signal is sent to led circuit, the flicker of driving LED fluorescent tube.
2. the method for claim 1 is characterized in that, the described data of emission that need comprise: analog signal or digital signal.
3. method as claimed in claim 2 is characterized in that, the conversion of data is specially:
The conversion of analog signal comprises: mould/number conversion, and parallel digital signal turns serial digital signal; Perhaps,
The conversion of digital signal comprises: parallel digital signal turns serial digital signal.
4. the method for claim 1 is characterized in that, 1 or 0 of the light and shade flicker representative digit signal by the LED fluorescent tube.
5. the method for claim 1 is characterized in that, the data of launching by optical communication comprise: video, audio frequency, literal, picture.
6. the converting system of an optical communication transmitting terminal signal is characterized in that, described system comprises:
The transmitting data sampling unit is used for the data that sampling needs emission;
The transmitting data converting unit is used for the data of described transmitting data sampling unit sampling are converted to serial digital signal;
Be used for the serial digital signal of described transmitting data converting unit conversion being transmitted into led circuit, the flicker of driving LED fluorescent tube.
7. system as claimed in claim 6 is characterized in that, described transmitting data converting unit specifically comprises:
The analog signal conversion unit, being used for analog signal conversion is serial digital signal;
The digital signal converting unit is used for digital signal is converted to serial digital signal.
8. system as claimed in claim 7 is characterized in that, described conversion to data is specially:
The conversion of analog signal comprises: mould/number conversion, and parallel digital signal turns serial digital signal; Perhaps,
The conversion of digital signal comprises: parallel digital signal turns serial digital signal.
9. system as claimed in claim 6 is characterized in that, the described data of emission that need comprise: analog signal or digital signal.
10. system as claimed in claim 6 is characterized in that, the data of launching by optical communication comprise: video, audio frequency, literal, picture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110255655XA CN102957481A (en) | 2011-08-31 | 2011-08-31 | Method and system for converting signals of photo-communication sending end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110255655XA CN102957481A (en) | 2011-08-31 | 2011-08-31 | Method and system for converting signals of photo-communication sending end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102957481A true CN102957481A (en) | 2013-03-06 |
Family
ID=47765782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110255655XA Pending CN102957481A (en) | 2011-08-31 | 2011-08-31 | Method and system for converting signals of photo-communication sending end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102957481A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020167701A1 (en) * | 2001-03-28 | 2002-11-14 | Shoji Hirata | Optical transmission apparatus employing an illumination light |
| US20070031157A1 (en) * | 2005-08-05 | 2007-02-08 | Masashi Yamada | Optical communication transmitter, optical communication receiver, optical communication system, and communication apparatus |
| CN101714898A (en) * | 2002-10-24 | 2010-05-26 | 株式会社中川研究所 | Illumination light communication device |
| 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 |
-
2011
- 2011-08-31 CN CN201110255655XA patent/CN102957481A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020167701A1 (en) * | 2001-03-28 | 2002-11-14 | Shoji Hirata | Optical transmission apparatus employing an illumination light |
| CN101714898A (en) * | 2002-10-24 | 2010-05-26 | 株式会社中川研究所 | Illumination light communication device |
| US20070031157A1 (en) * | 2005-08-05 | 2007-02-08 | Masashi Yamada | Optical communication transmitter, optical communication receiver, optical communication system, and communication apparatus |
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101402867B1 (en) | Multi gigabit modem for mmwave point to point links | |
| CN101867412A (en) | System and method for realizing communication by using semiconductor illumination | |
| US9794690B2 (en) | Wireless speaker system and wireless data transmission method | |
| CN203933634U (en) | A kind of device of visible light communication | |
| CN104869252A (en) | Superspeed data transmission mobile terminal based on LiFi | |
| WO2009035076A1 (en) | Radio communication method, radio communication system, and radio transmission device | |
| CN102057642A (en) | Physical layer frame format for wideband wireless communications systems | |
| CN104270196A (en) | Visible light communication system and method on basis of reflection | |
| CN103795466A (en) | Signal transmission method, apparatus, and system | |
| CN205596120U (en) | High -speed LED visible light communication system and receiving arrangement | |
| CN103701528B (en) | A kind of visible light communication transmitter of compatible MIMO and SISO communication pattern and launching technique | |
| CN103095371B (en) | A kind of method and system being carried out urgency communication by mobile phone LED lamp | |
| CN103188015B (en) | LED visible light communication system and compensator | |
| CN106100732B (en) | A kind of asymmetrical network Transmission system and transmission method based on visible light communication | |
| CN109361458A (en) | A kind of Windows and Linux shared file system based on the LiFi communication technology | |
| CN102957481A (en) | Method and system for converting signals of photo-communication sending end | |
| CN102111172A (en) | White LED lamp-based wireless communication device, transmitting end and receiving end | |
| CN103888182A (en) | Wireless audio device and wired audio relay method based on wireless audio device | |
| CN104601236A (en) | Reflection principle based visible light communication system and method | |
| CN108631867A (en) | A kind of vehicle-to-vehicle communication transceiver and decoding method based on LED car lamp | |
| WO2011147145A1 (en) | Device, method and system for outputting network streaming media audio information | |
| KR20180067146A (en) | Visible Light Communication method and system using analog audio interface | |
| CN103297144A (en) | Optical communication method based on USB and launching device | |
| CN104467965A (en) | Visible light communication system | |
| KR20160133838A (en) | VLC Transmitter and Receiver with PCI Interface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN GUANGQI INTELLIGENT PHOTONICS TECHNOLOGY Free format text: FORMER OWNER: SHENZHEN KUANG-CHI INSTITUTE OF ADVANCED TECHNOLOGY Effective date: 20150716 Free format text: FORMER OWNER: SHENZHEN KUANG-CHI INNOVATION TECHNOLOGY CO., LTD. Effective date: 20150716 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150716 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: Shenzhen Guang Qi intelligent photonic Technology Co., Ltd. Address before: 518000 Nanshan District City, Guangdong province high tech Zone in the middle of a high tech building, No. 9 software building Applicant before: Shenzhen Kuang-Chi Institute of Advanced Technology Applicant before: Shenzhen Kuang-Chi Innovation Technology Co., Ltd. |
|
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130306 |