CN201699893U - High-definition electron-police optical transmitter and receiver used for port - Google Patents
High-definition electron-police optical transmitter and receiver used for port Download PDFInfo
- Publication number
- CN201699893U CN201699893U CN2010202140992U CN201020214099U CN201699893U CN 201699893 U CN201699893 U CN 201699893U CN 2010202140992 U CN2010202140992 U CN 2010202140992U CN 201020214099 U CN201020214099 U CN 201020214099U CN 201699893 U CN201699893 U CN 201699893U
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- fpga
- optical module
- optical
- optical transmitter
- ethernet interface
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Abstract
The utility model relates to a high-definition electron-police optical transmitter and receiver used for a port. The optical transmitter and receiver comprises a giga Ethernet interface and 16-way optical module interfaces used for inputting/outputting video signals and camera control data; the 16-way optical module interfaces are respectively connected with FPGA (Field Programmable Gate Array) for communication protocol conversion through a photoelectric signal converter; the giga Ethernet interface is connected with the FPGA for realizing communication protocol conversion through an analog/digital converter; and the FPGA is connected with an optical module for realizing remote data transmission and communication through another photoelectric signal converter. The optical transmitter and receiver adopts the optical communication device of digital without compression technology, supports high-resolution movement and distortion-free transmission of a still image. The high-definition electron-police optical transmitter and receiver used for the port can reuse the 160-way video, camera control data, Ethernet data and other signals on the same optical fiber for transmission, can be configured according to actual needs of the user, flexibly realizes various networking schemes, and greatly reduces the networking cost.
Description
Technical field
The utility model relates to a kind of terminal equipment of optical signal transmission, specifically is high-definition electronic police bayonet socket optical transceiver.
Background technology
In the remote fiber transmission, optical cable is very little to the transmission influence of signal, and the transmission quality of fiber optic transmission system depends primarily on the quality of optical transceiver, because optical transceiver is responsible for opto-electronic conversion and light emission and light-receiving, and its good and bad whole system that directly influences.
Traditional optical transceiver adopts analog fm, phase modulation, amplitude modulation multiple signals, is prone to the situation of phase mutual interference when transmitting simultaneously, and has easily affected by environment, defectives such as transmission quality is low, poor stability.
Summary of the invention
Technical problem to be solved in the utility model provides the high-definition electronic police optical transceiver that is used for bayonet socket that a kind of reliability and stability are better, interference free performance is higher.
For solving the problems of the technologies described above, the utility model provides high-definition electronic police bayonet socket optical transceiver, comprising: be located at gigabit ethernet interface and ten six road optical module interfaces that are used for input and output video signals and video camera control data on the housing front console; Above-mentioned ten six road optical module interfaces link to each other with the FPGA that is used to realize the communications protocol conversion by photoelectric signal converter respectively, described gigabit ethernet interface by analog to digital converter be used to realize that the FPGA that communications protocol is changed links to each other; FPGA by another photoelectric signal converter be used to realize that the optical module of remote data transmission and communication links to each other.
Further, the rear end panel of described housing is provided with power interface and is used to indicate above-mentioned gigabit ethernet interface and the indicator light of the operating state of each optical module interface.
The utlity model has positive effect: (1) high-definition electronic police optical transceiver that is used for bayonet socket of the present utility model is the optical communication equipment that adopts digital no compress technique, support high-resolution motion, the undistorted transmission of still image, overcome traditional analog frequency modulation, phase modulation, phase mutual interference when AM light terminal multiple signals transmit simultaneously, easy affected by environment, defectives such as transmission quality is low, poor stability.This equipment can transmit signal multiplexings such as ten six tunnel vision signals, video camera control data, Ethernet data on same optical fiber, can be configured according to user's actual needs, realizes various networking plans flexibly, greatly reduces networking cost.(2) ten six way word video optical multiplexers are widely used in numerous areas such as safety monitoring, highway, electronic police, automatic intelligent sub-district, customs, electric power, water conservancy, oil, chemical industry, iron and steel.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, below the specific embodiment and in conjunction with the accompanying drawings of basis, the utility model is described in further detail, wherein
Fig. 1 is the high-definition electronic police optical transceiver circuit structure block diagram that is used for bayonet socket among the embodiment.
Embodiment
See Fig. 1, the high-definition electronic police optical transceiver that is used for bayonet socket of present embodiment comprises: be located at gigabit ethernet interface and ten six road optical module interfaces that are used for input and output video signals and video camera control data on the housing front console.
Above-mentioned ten six road optical module interfaces link to each other with the FPGA that is used to realize the communications protocol conversion by photoelectric signal converter respectively, described gigabit ethernet interface by analog to digital converter be used to realize that the FPGA that communications protocol is changed links to each other.
Described FPGA by another photoelectric signal converter be used to realize that the optical module of remote data transmission and communication links to each other.
As the execution mode of optimizing, the performance characteristic of the aggregate video optical transceiver of present embodiment is as follows:
1), optical fiber interface
Physics pattern FC/PC, ST/PC, SC/PC
Optical fiber kind single mode/multimode fiber, single fiber or two fibre
Transmission range single mode 0-20km,, 0-40km, 0-60km
Multimode 0-500m
2), Ethernet interface
Physics pattern RJ-45 seat (the 1-3 road is optional)
Compatible protocol IEEE802.3/IEEE802.3u
Transmission rate 100/1000M self adaptation
User model self adaptation/half-duplex/full duplex
Obviously, the foregoing description only is for the utility model example clearly is described, and is not to be qualification to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that spirit of the present utility model extended out and still are among the protection range of the present utility model.
Claims (2)
1.
A kind ofHigh-definition electronic police bayonet socket optical transceiver is characterized in that comprising: be located at gigabit ethernet interface and ten six road optical module interfaces that are used for input and output video signals and video camera control data on the housing front console;
Above-mentioned ten six road optical module interfaces link to each other with the FPGA that is used to realize the communications protocol conversion by photoelectric signal converter respectively, described gigabit ethernet interface by analog to digital converter be used to realize that the FPGA that communications protocol is changed links to each other;
FPGA by another photoelectric signal converter be used to realize that the optical module of remote data transmission and communication links to each other.
2. high-definition electronic police bayonet socket optical transceiver according to claim 1 is characterized in that: the rear end panel of described housing is provided with power interface and is used to indicate the indicator light of the operating state of above-mentioned gigabit ethernet interface and Ge Lu optical module interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202140992U CN201699893U (en) | 2010-06-03 | 2010-06-03 | High-definition electron-police optical transmitter and receiver used for port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202140992U CN201699893U (en) | 2010-06-03 | 2010-06-03 | High-definition electron-police optical transmitter and receiver used for port |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201699893U true CN201699893U (en) | 2011-01-05 |
Family
ID=43401141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202140992U Expired - Lifetime CN201699893U (en) | 2010-06-03 | 2010-06-03 | High-definition electron-police optical transmitter and receiver used for port |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201699893U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104243941A (en) * | 2014-10-16 | 2014-12-24 | 成都思迈科技发展有限责任公司 | Video optical terminal system |
-
2010
- 2010-06-03 CN CN2010202140992U patent/CN201699893U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104243941A (en) * | 2014-10-16 | 2014-12-24 | 成都思迈科技发展有限责任公司 | Video optical terminal system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110105 |