CN102231651A - Low-power consumption 10G 40km SFP+ optical module of temperature-control type - Google Patents
Low-power consumption 10G 40km SFP+ optical module of temperature-control type Download PDFInfo
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- CN102231651A CN102231651A CN2011101587669A CN201110158766A CN102231651A CN 102231651 A CN102231651 A CN 102231651A CN 2011101587669 A CN2011101587669 A CN 2011101587669A CN 201110158766 A CN201110158766 A CN 201110158766A CN 102231651 A CN102231651 A CN 102231651A
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Abstract
The invention relates to a low-power consumption 10G 40km SFP+ optical module of temperature-control type. A power supply unit is respectively connected with a light emitting unit, a light receiving unit, a digital diagnostic unit, and a 20PIN electrical interface unit. The light receiving unit is connected with the 20PIN electrical interface unit, so that an input optical signal is converted into an output electric signal. The light emitting unit is connected with the 20PIN electrical interface unit, so that an input electric signal is converted into an output optical signal and the light emitting unit is cooled by a semiconductor cooler TEC. The light emitting unit and the light receiving unit are connected with the digital diagnostic unit, so that a light detection signal is provided. The digital diagnostic unit is connected with the 20PIN electrical interface unit, so that a digital diagnostic signal is provided for remote communication equipment. Clock data recovery circuits are integrated in the light emitting unit and the light receiving unit and have a CDR function. The optical module has advantages of simple circuit, high integration level, small volume, and low power consumption; besides, the optical module has a function of high-speed photoelectric conversion, so that a demand of synchronous optical network market is satisfied.
Description
Technical field
The present invention relates to a kind of hot-swappable optical transceiver module of the little encapsulation of long Distance Transmission that is applied to the high-speed synchronous optical transport network, relate in particular to a kind of temperature control type low-power consumption 10G 40km SFP+ optical module.
Background technology
High speed development along with communication network technique, optical fiber communication technology is used widely and is popularized, especially now the extensive use of broadband services, capacity and closeness to optical network system have all had higher requirement, also impel the appearance of small light module SFP+, hot-swappable (the Enhanced 8.5and 10Gigabit Small Form Factor Pluggable Module of little encapsulation that adapts to the LC interface, be called for short " SFP+ ") module, owing to have low-power consumption, integrated use, change advantages such as flexible, become the use device of optical-fiber network main flow of future generation.
The SFP+ optical module can be used for various typical products, as the test of high speed device, server, route test and asynchronous transfer mode (being called for short " ATM "), optical fiber and gigabit Ethernet, infinite bandwidth network etc., the SFP+ module also allows operating parameter is carried out real time access, is easy to connect use.
Traditional SFP+ product is when length Distance Transmission signal, because the rising of module temperature, the photoelectric characteristic excursion of Optical Transmit Unit is very big, wavelength, luminous power that makes light signal etc. changes a lot, it is big that the error rate during light signal transmits in optical fiber becomes, and influences the quality of signal in long Distance Transmission.
Summary of the invention
The objective of the invention is to overcome the deficiency that prior art exists, a kind of temperature control type low-power consumption 10G 40km SFP+ optical module is provided.
Purpose of the present invention is achieved through the following technical solutions:
Temperature control type low-power consumption 10G 40km SFP+ optical module, characteristics are: comprise light receiving unit, Optical Transmit Unit, digital diagnosis unit, power supply unit, 20PIN electric interface unit, described power supply unit is connected with light receiving unit, Optical Transmit Unit, digital diagnosis unit and 20PIN electric interface unit respectively, and the power supply input is provided; Light receiving unit is connected with digital diagnosis unit, and light detecting signal is provided; Optical Transmit Unit is connected with digital diagnosis unit, and light detecting signal is provided; Light receiving unit is connected with the 20PIN electric interface unit, and the light signal of importing is converted to signal of telecommunication output; Optical Transmit Unit is connected with the 20PIN electric interface unit, is light signal output with the electrical signal conversion of importing, and is adjusted the temperature of Optical Transmit Unit by semiconductor cooler TEC; Digital diagnosis unit is connected with the 20PIN electric interface unit, provides digital diagnosis signal to telecommunication device;
Described light receiving unit comprises optical fiber receive module, amplitude limiting amplifier circuit and data clock recovery circuit, it is the ROSA of GN3250 that optical fiber receive module adopts model, its sensitivity is-21dBm, optical fiber receive module receives the light signal that the phototiming network transmits, and convert thereof into and be the signal of telecommunication, stride and be sent to amplitude limiting amplifier circuit and data clock recovery circuit after resistance is amplified, carry out data clock sampling and caching process, the signal after the conversion is sent to the 20PIN electric interface unit;
Described Optical Transmit Unit comprises light emission component/TEC, Laser Drive and data clock recovery circuit, DA change-over circuit and TEC controller, Laser Drive and data clock recovery circuit receive the signal of telecommunication of 20PIN electric interface unit input, modulate processing and amplifying, carry out data clock sampling and caching process simultaneously, then the signal of telecommunication is sent into light emission component/TEC, semiconductor cooler TEC carries out temperature control to Optical Transmit Unit simultaneously, and last light emission component/TEC becomes light signal to output to the Synchronous Optical Network system electrical signal conversion of input;
Described digital diagnosis unit comprises the MCU controller, and the MCU controller is gathered and processing module data and monitoring module data, the internal storage memory module information and the user profile of MCU controller;
The DA change-over circuit converts the digital voltage signal of MCU controller output to analog voltage signal, send into Laser Drive and data clock recovery circuit, Laser Drive and data clock recovery circuit are sent current signal into light emission component/TEC according to analog voltage signal input, drive it and send light signal;
The temperature of TEC controller monitoring Optical Transmit Unit, and the control signal of reception MCU controller output is adjusted the temperature of Optical Transmit Unit;
Described power supply unit comprises power-supply controller of electric, controls the open and close of each functional unit;
Described 20PIN electric interface unit, the interface that modular power source is provided and communicates with external system.
Further, above-mentioned temperature control type low-power consumption 10G 40km SFP+ optical module, wherein, described Optical Transmit Unit and light receiving unit are integrated with clock data recovery circuit.
Further, above-mentioned temperature control type low-power consumption 10G 40km SFP+ optical module, wherein, described Optical Transmit Unit is integrated with semiconductor cooler TEC.
Substantive distinguishing features and obvious improvement that technical solution of the present invention is outstanding are mainly reflected in:
Temperature control type low-power consumption 10G SFP+ER optical module of the present invention has the high speed optoelectronic translation function, the integrated level height, low in energy consumption, volume is little, stable performance, adopt emission of high efficiency low-power consumption light and receiving unit, inner integrated semiconductor cooler TEC, improved the stability of module, in addition, this optical module is inner also integrated clock data recovery circuit has good high frequency and goes to tremble characteristic, help the recovery of synchrodata clock data in transport process in network communication, the optical module overall performance is optimized.Integrate novelty, practicality and creativeness, be applicable to scale of mass production, satisfy the needs of Synchronous Optical Network long-range data transmission.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Fig. 1: the functional block diagram of 10G 40km SFP+ optical module of the present invention;
Fig. 2: the structured flowchart of 10G 40km SFP+ optical module of the present invention.
The implication of each Reference numeral sees the following form among the figure:
Embodiment
Design a kind of temperature control type, satisfy the SFP+ consensus standard, integrated level height, circuit are simple, the length of low-power consumption, small size, high performance-price ratio is apart from low-power consumption 10G 40km SFP+ optical module.
As shown in Figure 1, temperature control type low-power consumption 10G 40km SFP+ optical module, comprise light receiving unit 1, Optical Transmit Unit 2, digital diagnosis unit 3, power supply unit 4,20PIN electric interface unit 5, power supply unit 4 is connected with light receiving unit 1, Optical Transmit Unit 2, digital diagnosis unit 3 and 20PIN electric interface unit 5 respectively, and the power supply input is provided; Light receiving unit 1 is connected with digital diagnosis unit 3, and light detecting signal is provided; Optical Transmit Unit 2 is connected with digital diagnosis unit 3, and light detecting signal is provided; Light receiving unit 1 is connected with 20PIN electric interface unit 5, and the light signal of importing is converted to signal of telecommunication output; Optical Transmit Unit 2 is connected with 20PIN electric interface unit 5, is light signal output with the electrical signal conversion of importing, and is adjusted the temperature of Optical Transmit Unit 2 by semiconductor cooler TEC; Digital diagnosis unit 3 is connected with 20PIN electric interface unit 5, provides digital diagnosis signal to telecommunication device;
As shown in Figure 2, light receiving unit 1 comprises optical fiber receive module 101, amplitude limiting amplifier circuit and data clock recovery circuit 102, it is the ROSA of GN3250 that optical fiber receive module 101 adopts model, its sensitivity is-21dBm, optical fiber receive module 101 receives the light signal that the phototiming network transmits, and convert thereof into and be the signal of telecommunication, stride and be sent to amplitude limiting amplifier circuit and data clock recovery circuit 102 after resistance is amplified, carry out data clock sampling and caching process, the signal after the conversion is sent to 20PIN electric interface unit 5;
Digital diagnosis unit 3 comprises MCU controller 301, and MCU controller 301 is gathered and processing module data and monitoring module data the internal storage memory module information and the user profile of MCU controller 301; MCU controller 301 is used for optical module is transmitted and received signal, supply power voltage and working temperature are carried out data acquisition and processing (DAP), and data are delivered to remote computer and supervisory control system; Wherein MCU controller 301 adopts advanced low-power consumption microprocessor, inner integrated memory, A/D converter, communication module and data processing module, internal storage is used for memory module information and user profile, A/D converter is used to carry out temperature detection, communication module is used for carrying out communication with external system, and data processing module is used for input signal is carried out data processing and Optical Transmit Unit is monitored;
DA change-over circuit 203 converts the digital voltage signal of MCU controller 301 outputs to analog voltage signal, send into Laser Drive and data clock recovery circuit 202, Laser Drive and data clock recovery circuit 202 are sent current signal into light emission component/TEC201 according to analog voltage signal input, drive it and send light signal;
The temperature of TEC controller 204 monitor optical transmitter units 2, and the control signal of reception MCU controller 301 outputs is adjusted the temperature of Optical Transmit Unit 2;
20PIN electric interface unit 5, the interface that modular power source is provided and communicates with external system.
Temperature control type low-power consumption 10G 40km SFP+ optical module meets " SFP+ " optical module communication standard that industry is released, it is electrical interface compatibility " SFF-8031 " standard, optical interface compatibility " IEEE-802.3ae " standard, the numerical diagnostic function satisfies " SFF-8472 " standard, volume satisfies industry SFP+ optical module " SFF-8431 " standard, and volume is: 56.4mm * 13.7mm * 8.5mm.
During concrete the application, the external electric modulation signal enters optical module by 20PIN electric interface unit 5, deliver to Laser Drive and data clock recovery circuit 202, after Laser Drive and data clock recovery circuit 202 processing, deliver to light emission component/TEC201, semiconductor cooler TEC carries out temperature control to Optical Transmit Unit 2 simultaneously, the variations in temperature of TEC controller 204 monitor optical transmitter units 2, and the control signal of reception MCU controller 301 outputs is adjusted the temperature of Optical Transmit Unit 2.DA change-over circuit 203 provide voltage signal to Laser Drive and data clock recovery circuit 202 to produce corresponding bias current and modulated current, make light emission component/TEC201 luminous and monitor its luminous intensity and operating state, carry out data clock sampling and caching process simultaneously, then the light signal that produces of light emission component/TEC 201 by Optical Fiber Transmission in optical-fiber network; On the other hand, to optical fiber receive module 101, after opto-electronic conversion and processing and amplifying and data clock sampling and caching process, the signal of telecommunication is sent to external system by 20PIN electric interface unit 5 to the light signal in the optical-fiber network by Optical Fiber Transmission.MCU controller 301 adopts advanced low-power consumption microprocessor, inner integrated memory, A/D converter, communication module and data processing module, MCU controller 301 is used for optical module is transmitted and received signal, supply power voltage and working temperature are carried out data acquisition and processing (DAP), and data are delivered to remote computer and supervisory control system; Digital diagnosis unit 3 mainly provides the numerical diagnostic function to optical module, makes it meet " SFF-8472 " consensus standard.
In sum, temperature control type low-power consumption 10G 40km SFP+ optical module superior performance of the present invention has the high speed optoelectronic translation function, the integrated level height, low in energy consumption, volume is little, stable performance, adopt emission of high efficiency low-power consumption light and receiving unit, inner integrated semiconductor cooler TEC has improved the stability of module, the module whole performance is optimized, integrate novelty, practicality and creativeness, be applicable to scale of mass production, satisfy SONET optical-fiber network long-range data transmission requirements.
What need understand is: the above only is a preferred implementation of the present invention; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (3)
1. temperature control type low-power consumption 10G 40km SFP+ optical module, it is characterized in that: comprise light receiving unit (1), Optical Transmit Unit (2), digital diagnosis unit (3), power supply unit (4), 20PIN electric interface unit (5), described power supply unit (4) is connected with light receiving unit (1), Optical Transmit Unit (2), digital diagnosis unit (3) and 20PIN electric interface unit (5) respectively, and the power supply input is provided; Light receiving unit (1) is connected with digital diagnosis unit (3), and light detecting signal is provided; Optical Transmit Unit (2) is connected with digital diagnosis unit (3), and light detecting signal is provided; Light receiving unit (1) is connected with 20PIN electric interface unit (5), and the light signal of importing is converted to signal of telecommunication output; Optical Transmit Unit (2) is connected with 20PIN electric interface unit (5), is light signal output with the electrical signal conversion of importing, and is adjusted the temperature of Optical Transmit Unit (2) by semiconductor cooler TEC; Digital diagnosis unit (3) is connected with 20PIN electric interface unit (5), provides digital diagnosis signal to telecommunication device;
Described light receiving unit (1) comprises optical fiber receive module (101), amplitude limiting amplifier circuit and data clock recovery circuit (102), it is the ROSA of GN3250 that optical fiber receive module (101) adopts model, its sensitivity is-21dBm, optical fiber receive module (101) receives the light signal that the phototiming network transmits, and convert thereof into and be the signal of telecommunication, stride and be sent to amplitude limiting amplifier circuit and data clock recovery circuit (102) after resistance is amplified, carry out data clock sampling and caching process, the signal after the conversion is sent to 20PIN electric interface unit (5);
Described Optical Transmit Unit (2) comprises light emission component/TEC (201), Laser Drive and data clock recovery circuit (202), DA change-over circuit (203) and TEC controller (204), Laser Drive and data clock recovery circuit (202) receive the signal of telecommunication of 20PIN electric interface unit (5) input, modulate processing and amplifying, carry out data clock sampling and caching process simultaneously, the signal of telecommunication is sent into light emission component/TEC (201), semiconductor cooler TEC is to the control of Optical Transmit Unit (2) temperature simultaneously, and light emission component/TEC (201) becomes light signal to output to the Synchronous Optical Network system electrical signal conversion of input;
Described digital diagnosis unit (3) comprises MCU controller (301), and MCU controller (301) is gathered and processing module data and monitoring module data, the internal storage memory module information and the user profile of MCU controller (301);
DA change-over circuit (203) converts the digital voltage signal of MCU controller (301) output to analog voltage signal, send into Laser Drive and data clock recovery circuit (202), Laser Drive and data clock recovery circuit (202) are sent current signal into light emission component/TEC (201) according to analog voltage signal input, drive it and send light signal;
The temperature of TEC controller (204) monitor optical transmitter unit (2), and the control signal of reception MCU controller (301) output is adjusted the temperature of Optical Transmit Unit (2);
Described power supply unit (4) comprises power-supply controller of electric (401), controls the open and close of each functional unit;
Described 20PIN electric interface unit (5), the interface that modular power source is provided and communicates with external system.
2. temperature control type low-power consumption 10G 40km SFP+ optical module according to claim 1, it is characterized in that: described Optical Transmit Unit (2) and light receiving unit (1) are integrated with clock data recovery circuit.
3. temperature control type low-power consumption 10G 40km SFP+ optical module according to claim 1, it is characterized in that: described Optical Transmit Unit (2) is integrated with semiconductor cooler TEC.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104702340A (en) * | 2015-02-15 | 2015-06-10 | 长芯盛（武汉）科技有限公司 | Optical transmission terminal |
| CN105610509A (en) * | 2015-12-21 | 2016-05-25 | 北京航天时代光电科技有限公司 | 160-M optical transmission device |
| CN106877937A (en) * | 2017-04-17 | 2017-06-20 | 武汉飞鹏光科技有限公司 | A kind of optical module based on the transmission of SFP+ middle and long distances |
| CN107167882A (en) * | 2016-03-08 | 2017-09-15 | 迈络思科技有限公司 | The optical-electrical converter of thermoelectric (al) cooler with integrated installation |
| CN107846253A (en) * | 2017-11-27 | 2018-03-27 | 国网浙江省电力有限公司 | A kind of data acquisition and Transmission system based on FPGA and OTN |
| CN113676258A (en) * | 2021-08-20 | 2021-11-19 | 武汉华工正源光子技术有限公司 | Optical module |
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| US20110062312A1 (en) * | 2007-11-08 | 2011-03-17 | Finisar Corporation | Optoelectronic subassembly with integral thermoelectric cooler driver |
| CN202168089U (en) * | 2011-06-14 | 2012-03-14 | 苏州旭创科技有限公司 | Temperature-controlled-type low-power consumption 10G 40km SFP+ optical module |
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Patent Citations (3)
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| US20110062312A1 (en) * | 2007-11-08 | 2011-03-17 | Finisar Corporation | Optoelectronic subassembly with integral thermoelectric cooler driver |
| CN101726810A (en) * | 2009-11-27 | 2010-06-09 | 索尔思光电（成都）有限公司 | High-speed low power consumption long-distance SFPplus optical module for transmission |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104702340A (en) * | 2015-02-15 | 2015-06-10 | 长芯盛（武汉）科技有限公司 | Optical transmission terminal |
| CN105610509A (en) * | 2015-12-21 | 2016-05-25 | 北京航天时代光电科技有限公司 | 160-M optical transmission device |
| CN105610509B (en) * | 2015-12-21 | 2018-05-01 | 北京航天时代光电科技有限公司 | A kind of 160M optical transmission devices |
| CN107167882A (en) * | 2016-03-08 | 2017-09-15 | 迈络思科技有限公司 | The optical-electrical converter of thermoelectric (al) cooler with integrated installation |
| CN106877937A (en) * | 2017-04-17 | 2017-06-20 | 武汉飞鹏光科技有限公司 | A kind of optical module based on the transmission of SFP+ middle and long distances |
| CN107846253A (en) * | 2017-11-27 | 2018-03-27 | 国网浙江省电力有限公司 | A kind of data acquisition and Transmission system based on FPGA and OTN |
| CN113676258A (en) * | 2021-08-20 | 2021-11-19 | 武汉华工正源光子技术有限公司 | Optical module |
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