CN104243939A - Temperature control type optical transceiver - Google Patents
Temperature control type optical transceiver Download PDFInfo
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- CN104243939A CN104243939A CN201410501989.4A CN201410501989A CN104243939A CN 104243939 A CN104243939 A CN 104243939A CN 201410501989 A CN201410501989 A CN 201410501989A CN 104243939 A CN104243939 A CN 104243939A
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Abstract
The invention discloses a temperature control type optical transceiver which comprises a transmitter and a receiver. An optical transceiving module A is disposed in the transmitter. An optical transceiving module B is disposed in the receiver. The optical transceiving module A and the optical transceiving module B are connected through an optical fiber. A video input interface, an audio input interface and a transmitter master controller are further disposed in the transmitter. A video output interface, an audio output interface and a receiver master controller are further disposed in the receiver. The temperature control type optical transceiver has the advantages that a video separating module is disposed to synchronously separate video signals, subsequent processing by a processor is facilitated, and smooth data transmission is guaranteed.
Description
Technical field
The present invention relates to a kind of optical transmitter and receiver, particularly relate to a kind of temperature control type optical transmitter and receiver.
Background technology
Optical transmitter and receiver is an optical fiber communication equipment extending transfer of data, and it mainly by the technology such as signal madulation, photoelectric conversion, utilizes light-transfer characteristic to reach the object of remote transmission.Optical transmitter and receiver comprises optical sender and optical receiver, and optical sender completes electrical/optical conversion, and optical signal launch is gone out for Optical Fiber Transmission; Optical receiver mainly restores the light signal received from optical fiber into the signal of telecommunication, completes light/electricity conversion.Optical transmitter and receiver effect is exactly for remote transmission data.
The vision signal of existing optical transmitter and receiver is all directly be sent in processor, but in vision signal except comprising picture signal, further comprises line synchronizing signal, horizontal blanking signal, field sync signal, field blanking signal and serrated pulse signal, leading Eq pulse, post-equalizing pulse etc., therefore, to gather vision signal, just must hold the logical relation between various signal exactly, make processor at process hourly velocity very slow like this, when there is big data quantity, also often there is mess code, the phenomenons such as loss of data, and optical transmitter and receiver produces very large heat in constantly working, make internal temperature too high, often cause internal electronic equipment work abnormal, produce the problem of loss of data.
Summary of the invention
Namely object of the present invention is the deficiency overcoming present technology, provides a kind of temperature control type optical transmitter and receiver, often solves existing optical transmitter and receiver because internal temperature is too high, thus makes the defect of internal electronics cisco unity malfunction.
The present invention is achieved through the following technical solutions: temperature control type optical transmitter and receiver, comprises transmitter and receiver, is provided with optical transceiver module A in transmitter, is provided with optical transceiver module B in receiver, and optical transceiver module A and optical transceiver module B passes through Fiber connection;
Video input interface, audio input interface and transmitter master control is also provided with in transmitter, video input interface is connected to transmitter master control through video A/D modular converter, video input interface also through video separation model calling to transmitter master control, audio input interface is through audio frequency pcm encoder model calling to transmitter master control, and transmitter master control is connected to optical transceiver module A through a parallel serial conversion module;
Video output interface, audio output interface and receiver master control is also provided with in receiver, optical transceiver module B through a serioparallel exchange model calling to receiver master control, receiver master control is connected to video output interface through digital to analog converter, and receiver master control also obtains audio output interface through the connection of audio frequency PCM decoder;
Be provided with temperature inductor A and radiator fan A in transmitter, temperature inductor A and radiator fan A is connected to transmitter master control; Be provided with temperature inductor B and radiator fan B in receiver, temperature inductor B and radiator fan B is connected to receiver master control.
Signal transmission is carried out by optical transceiver module between transmitter and receiver, vision signal in transmitter enters transmitter from video input interface, be sent to transmitter master control through analog-to-digital conversion module to process, but vision signal includes multi-signal, i.e. picture signal, line synchronizing signal, horizontal blanking signal, field sync signal, field blanking signal and serrated pulse signal, leading Eq pulse, post-equalizing pulse etc., when gathering these signals, need to hold the logical relation between various signal preparatively, if all lean on transmitter master control to process, transmitter master control very painstaking can be made, need the time of overspending, so be provided with video separation module, composite sync is extracted from vision signal, field synchronization, the signals such as parity field identification, these signals are all the synchronizing signals required for image digitization gathers, there are them, just can determine collection point is in which field, which, make transmitter master control can process vision signal fast, accelerate the speed of signal transacting, ensure that vision signal smoothness transmits.Simultaneously, audio signal is sent to transmitter master control after audio frequency PCM encoder coding, after transmitter master control processing audio vision signal, optical transceiver module A is sent to through parallel serial conversion module, signal is mainly transformed into corresponding continuous signal by parallel serial conversion module, then light signal is converted electrical signals to by optical transceiver module A, after be sent to receiver module through optical fiber, in receiver module, light signal is converted to the signal of telecommunication by optical transceiver module B, be also parallel signal by serioparallel exchange module by signal transacting, then receiver master control is sent to, signal is sent to video output interface and audio output interface by receiver master control respectively, when outputting to video output interface, first through D/A converter module, signal is converted to analog signal, re-send to video output interface, and when outputting to audio output interface, want first to decode through audio frequency PCM decoder, export again.
In transmitter and receiver, all cooling system is set, namely the radiator fan A in transmitter, radiator fan B in receiver, mainly temperature inductor A senses the temperature in transmitter, when launching built-in temperature and being too high, namely can transmit a signal to transmitter master control, namely transmitter master control can control radiator fan A and work, and dispels the heat to transmitter; Temperature inductor B senses the temperature in receiver, when the temperature in receiver is too high, namely can transmit a signal to receiver master control, and namely receiver master control can control fan Hot-air fan B work, carries out fan heat to receiver.
Further, between above-mentioned video input interface and video A/D modular converter, be provided with video amplifier A, the vision signal of input carried out amplification process.
Further, the output of above-mentioned video input interface is provided with video filter, and video input interface is connected respectively to video A/D modular converter and video separation module through video filter, by the spurious signal elimination in video.
Further, between above-mentioned audio input interface and pcm encoder module, be provided with tone filter, by the spurious signal elimination in audio frequency.
Further, between above-mentioned video D/A converter module and video output interface, be provided with video amplifier B, carry out the amplification process of vision signal.
The invention has the beneficial effects as follows: in transmitter and receiver, all radiator fan is set, and controlled by temperature inductor, ensure that the temperature of machine intimate can not be too high, ensure that the normal work of the electronic instrument of machine intimate.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but structure of the present invention is not limited only to following examples:
[embodiment]
As shown in Figure 1, temperature control type optical transmitter and receiver, comprises transmitter and receiver, is provided with optical transceiver module A in transmitter, is provided with optical transceiver module B in receiver, and optical transceiver module A and optical transceiver module B passes through Fiber connection;
Video input interface, audio input interface and transmitter master control is also provided with in transmitter, video input interface is connected to transmitter master control through video A/D modular converter, video input interface also through video separation model calling to transmitter master control, audio input interface is through audio frequency pcm encoder model calling to transmitter master control, and transmitter master control is connected to optical transceiver module A through a parallel serial conversion module;
Video output interface, audio output interface and receiver master control is also provided with in receiver, optical transceiver module B through a serioparallel exchange model calling to receiver master control, receiver master control is connected to video output interface through digital to analog converter, and receiver master control also obtains audio output interface through the connection of audio frequency PCM decoder;
Be provided with temperature inductor A and radiator fan A in transmitter, temperature inductor A and radiator fan A is connected to transmitter master control; Be provided with temperature inductor B and radiator fan B in receiver, temperature inductor B and radiator fan B is connected to receiver master control.
Signal transmission is carried out by optical transceiver module between transmitter and receiver, vision signal in transmitter enters transmitter from video input interface, be sent to transmitter master control through analog-to-digital conversion module to process, but vision signal includes multi-signal, i.e. picture signal, line synchronizing signal, horizontal blanking signal, field sync signal, field blanking signal and serrated pulse signal, leading Eq pulse, post-equalizing pulse etc., when gathering these signals, need to hold the logical relation between various signal preparatively, if all lean on transmitter master control to process, transmitter master control very painstaking can be made, need the time of overspending, so be provided with video separation module, composite sync is extracted from vision signal, field synchronization, the signals such as parity field identification, these signals are all the synchronizing signals required for image digitization gathers, there are them, just can determine collection point is in which field, which, make transmitter master control can process vision signal fast, accelerate the speed of signal transacting, ensure that vision signal smoothness transmits.Simultaneously, audio signal is sent to transmitter master control after audio frequency PCM encoder coding, after transmitter master control processing audio vision signal, optical transceiver module A is sent to through parallel serial conversion module, signal is mainly transformed into corresponding continuous signal by parallel serial conversion module, then light signal is converted electrical signals to by optical transceiver module A, after be sent to receiver module through optical fiber, in receiver module, light signal is converted to the signal of telecommunication by optical transceiver module B, be also parallel signal by serioparallel exchange module by signal transacting, then receiver master control is sent to, signal is sent to video output interface and audio output interface by receiver master control respectively, when outputting to video output interface, first through D/A converter module, signal is converted to analog signal, re-send to video output interface, and when outputting to audio output interface, want first to decode through audio frequency PCM decoder, export again.
In transmitter and receiver, all cooling system is set, namely the radiator fan A in transmitter, radiator fan B in receiver, mainly temperature inductor A senses the temperature in transmitter, when launching built-in temperature and being too high, namely can transmit a signal to transmitter master control, namely transmitter master control can control radiator fan A and work, and dispels the heat to transmitter; Temperature inductor B senses the temperature in receiver, when the temperature in receiver is too high, namely can transmit a signal to receiver master control, and namely receiver master control can control fan Hot-air fan B work, carries out fan heat to receiver.
In this device, the model of video separation module is LM1881, the signals such as composite sync, field synchronization, parity field identification can be extracted from the negative standard polarity TSC-system of 0.5 ~ 2V, Phase Alternation Line system, Sequential Color and Memory system vision signal, also can carry out separated in synchronization to off-gauge vision signal, the output postponing to produce acquiescence by regular time exports as field synchronization.
Transmitter master control and receiver master control all adopt model to be the FPGA of EP1C3144.
Further, between above-mentioned video input interface and video A/D modular converter, be provided with video amplifier A, the vision signal of input carried out amplification process.
Further, the output of above-mentioned video input interface is provided with video filter, and video input interface is connected respectively to video A/D modular converter and video separation module through video filter, by the spurious signal elimination in video.
Further, between above-mentioned audio input interface and pcm encoder module, be provided with tone filter, by the spurious signal elimination in audio frequency.
Further, between above-mentioned video D/A converter module and video output interface, be provided with video amplifier B, carry out the amplification process of vision signal.
Claims (5)
1. temperature control type optical transmitter and receiver, is characterized in that: comprise transmitter and receiver, is provided with optical transceiver module A in transmitter, is provided with optical transceiver module B in receiver, and optical transceiver module A and optical transceiver module B passes through Fiber connection;
Video input interface, audio input interface and transmitter master control is also provided with in transmitter, video input interface is connected to transmitter master control through video A/D modular converter, video input interface also through video separation model calling to transmitter master control, audio input interface is through audio frequency pcm encoder model calling to transmitter master control, and transmitter master control is connected to optical transceiver module A through a parallel serial conversion module;
Video output interface, audio output interface and receiver master control is also provided with in receiver, optical transceiver module B through a serioparallel exchange model calling to receiver master control, receiver master control is connected to video output interface through digital to analog converter, and receiver master control also obtains audio output interface through the connection of audio frequency PCM decoder;
Be provided with temperature inductor A and radiator fan A in transmitter, temperature inductor A and radiator fan A is connected to transmitter master control; Be provided with temperature inductor B and radiator fan B in receiver, temperature inductor B and radiator fan B is connected to receiver master control.
2. temperature control type optical transmitter and receiver according to claim 1, is characterized in that: be provided with video amplifier A between described video input interface and video A/D modular converter.
3. temperature control type optical transmitter and receiver according to claim 1, is characterized in that: the output of described video input interface is provided with video filter, video input interface is connected respectively to video A/D modular converter and video separation module through video filter.
4. temperature control type optical transmitter and receiver according to claim 1, is characterized in that: be provided with tone filter between described audio input interface and pcm encoder module.
5. temperature control type optical transmitter and receiver according to claim 4, is characterized in that: be provided with video amplifier B between described video D/A converter module and video output interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410501989.4A CN104243939A (en) | 2014-09-27 | 2014-09-27 | Temperature control type optical transceiver |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410501989.4A CN104243939A (en) | 2014-09-27 | 2014-09-27 | Temperature control type optical transceiver |
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| CN104243939A true CN104243939A (en) | 2014-12-24 |
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| CN201410501989.4A Pending CN104243939A (en) | 2014-09-27 | 2014-09-27 | Temperature control type optical transceiver |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106228782A (en) * | 2016-07-29 | 2016-12-14 | 苏州盖恩茨电子科技有限公司 | A kind of temperature control wireless data receiver |
| CN106251597A (en) * | 2016-07-29 | 2016-12-21 | 苏州盖恩茨电子科技有限公司 | A kind of intelligent filter formula temperature control wireless data receiver |
| CN111614914A (en) * | 2020-05-20 | 2020-09-01 | 南通市第一人民医院 | Special video input switcher for photoelectric isolation type endoscope workstation |
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| CN201409205Y (en) * | 2009-01-20 | 2010-02-17 | 北京正荣网际科技有限公司 | Video/audio-monitoring standard definition optical transceiver |
| CN201742652U (en) * | 2010-07-23 | 2011-02-09 | 成都必翰信息技术有限责任公司 | Enclosure structure for optical transceiver |
| CN202085167U (en) * | 2011-04-27 | 2011-12-21 | 成都微迪数字系统技术有限公司 | Single fiber multi-service optical transceiver |
| US20120327299A1 (en) * | 2011-06-21 | 2012-12-27 | Aten International Co., Ltd. | Cable for two-way digital signaling and electrical signage system employing the same |
| CN103595481A (en) * | 2012-08-13 | 2014-02-19 | 成都思迈科技发展有限责任公司 | A highly efficient heat radiation optical transceiver |
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2014
- 2014-09-27 CN CN201410501989.4A patent/CN104243939A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201409205Y (en) * | 2009-01-20 | 2010-02-17 | 北京正荣网际科技有限公司 | Video/audio-monitoring standard definition optical transceiver |
| CN201742652U (en) * | 2010-07-23 | 2011-02-09 | 成都必翰信息技术有限责任公司 | Enclosure structure for optical transceiver |
| CN202085167U (en) * | 2011-04-27 | 2011-12-21 | 成都微迪数字系统技术有限公司 | Single fiber multi-service optical transceiver |
| US20120327299A1 (en) * | 2011-06-21 | 2012-12-27 | Aten International Co., Ltd. | Cable for two-way digital signaling and electrical signage system employing the same |
| CN103595481A (en) * | 2012-08-13 | 2014-02-19 | 成都思迈科技发展有限责任公司 | A highly efficient heat radiation optical transceiver |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106228782A (en) * | 2016-07-29 | 2016-12-14 | 苏州盖恩茨电子科技有限公司 | A kind of temperature control wireless data receiver |
| CN106251597A (en) * | 2016-07-29 | 2016-12-21 | 苏州盖恩茨电子科技有限公司 | A kind of intelligent filter formula temperature control wireless data receiver |
| CN111614914A (en) * | 2020-05-20 | 2020-09-01 | 南通市第一人民医院 | Special video input switcher for photoelectric isolation type endoscope workstation |
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Application publication date: 20141224 |