CN201341137Y - Optical transceiver converter - Google Patents
Optical transceiver converter Download PDFInfo
- Publication number
- CN201341137Y CN201341137Y CNU2009201291920U CN200920129192U CN201341137Y CN 201341137 Y CN201341137 Y CN 201341137Y CN U2009201291920 U CNU2009201291920 U CN U2009201291920U CN 200920129192 U CN200920129192 U CN 200920129192U CN 201341137 Y CN201341137 Y CN 201341137Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- optical transceiver
- control system
- building control
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an optical transceiver converter, which mainly comprises a video detecting and switching circuit, a setting detection voltage circuit/output voltage circuit and an audio anti-sidetone circuit, wherein, the video detecting and switching circuit is connected with a building control system for processing and then outputs a control signal to an optical transceiver, and the setting detection voltage circuit/output voltage circuit is connected with an input end of the video detecting and switching circuit to read the input voltage of the video detecting and switching circuit and then outputs a signal to the optical transceiver; the audio anti-sidetone circuit is connected with the building control system, and receives and processes an audio signal of the building control system and then outputs an audio signal to the optical transceiver; and the optical transceiver converter can realize signal conversion between the optical transceiver and the building talkback device, ensure no distortion of the building talkback in an extra long distance of 5km-15km when transmitting signals, and facilitate users.
Description
Technical field
The utility model relates to a kind of transducer, in particular is connected with building conversational system equipment, can realize that transmission range reaches the over distance optical transceiver transducer of 5km～15km.
Background technology
Current building conversational system equipment can't satisfy the distortionless signal transmission of extra long distance that transmission range is reached 5km～15km, for this reason, select to adopt optical transceiver equipment to realize remote transmission, and can not directly be connected between optical transceiver and the building conversational system equipment, to industry new requirement has been proposed.
The utility model content
At the deficiencies in the prior art, the utility model provides a kind of optical transceiver transducer, and it is installed between building conversational system and the optical transceiver, can realize that the extra long distance signal of building conversational system transmits by the fill-in light terminal.
The optical transceiver transducer, it is characterized in that: mainly comprise the Video Detection commutation circuit, detection potential circuit/output voltage circuit, audio frequency anti-side-tone circuit are set, the Video Detection commutation circuit connects the building control system to be handled back output one and controls signal to optical transceiver, outputs signal to optical transceiver after the input voltage that input that detection potential circuit/output voltage circuit connects the Video Detection commutation circuit reads the Video Detection commutation circuit is set; Output one audio signal was to optical transceiver after the audio frequency anti-side-tone circuit connected the building control system and receives building control system Audio Signal Processing.
Between described Video Detection commutation circuit, audio frequency anti-side-tone circuit and the building control system lightning prevention circuit is set.
The invention has the beneficial effects as follows, realized the conversion of signals of optical transceiver and building conversational system equipment room, and it is undistorted when the extra long distance of 5km～15km to satisfy the building conversational system transmission signals, brings convenience to the user.
Description of drawings
Fig. 1 is a fundamental diagram of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model.
Embodiment
Optical transceiver transducer as depicted in figs. 1 and 2 is arranged between building control system and the optical transceiver, and it mainly comprises the Video Detection commutation circuit, detection potential circuit/output voltage circuit, audio frequency anti-side-tone circuit, lightning protection circuit are set; The Video Detection commutation circuit connects the building control system through a lightning protection circuit to be handled back output one and controls signal to optical transceiver, and the input that detection potential circuit/output voltage circuit connection Video Detection commutation circuit is set outputs signal to optical transceiver after reading the input voltage of Video Detection commutation circuit; The audio frequency anti-side-tone circuit is exported an audio signal to optical transceiver after a lightning protection circuit connects the building control system and receives building control system Audio Signal Processing.
Optical transceiver transducer of the present utility model has been realized the conversion of signals of optical transceiver and building conversational system equipment room, and it is undistorted when the extra long distance of 5km～15km to satisfy the building conversational system transmission signals, brings convenience to the user.
Claims (2)
1, optical transceiver transducer, it is characterized in that: mainly comprise the Video Detection commutation circuit, detection potential circuit/output voltage circuit, audio frequency anti-side-tone circuit are set, the Video Detection commutation circuit connects the building control system to be handled back output one and controls signal to optical transceiver, outputs signal to optical transceiver after the input voltage that input that detection potential circuit/output voltage circuit connects the Video Detection commutation circuit reads the Video Detection commutation circuit is set; Output one audio signal was to optical transceiver after the audio frequency anti-side-tone circuit connected the building control system and receives building control system Audio Signal Processing.
2, optical transceiver transducer according to claim 1 is characterized in that: between described Video Detection commutation circuit, audio frequency anti-side-tone circuit and the building control system lightning protection circuit is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201291920U CN201341137Y (en) | 2009-01-09 | 2009-01-09 | Optical transceiver converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201291920U CN201341137Y (en) | 2009-01-09 | 2009-01-09 | Optical transceiver converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201341137Y true CN201341137Y (en) | 2009-11-04 |
Family
ID=41236681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201291920U Expired - Fee Related CN201341137Y (en) | 2009-01-09 | 2009-01-09 | Optical transceiver converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201341137Y (en) |
-
2009
- 2009-01-09 CN CNU2009201291920U patent/CN201341137Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN WRT ELECTRICAL APPLIANCE COMPANY LIMITED Free format text: FORMER NAME: SHENZHEN HUIRUITONG ELECTRICAL APPLIANCE CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Baoan District Guanlan Street GUI Feng Lu Fu Yuan Industrial Zone huiruitong Industrial Park 1 Building 2 layer Patentee after: Shenzhen WRT Intelligent Electrical Appliance Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Baoan District Guanlan Street GUI Feng Lu Fu Yuan Industrial Zone huiruitong Industrial Park 1 Building 2 layer Patentee before: ShenZhen WRT Electrical Appliance Co.,Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091104 Termination date: 20140109 |