CN102761370A - 100G CFP (Computer Forms Printer) optical module capable of supporting various rates - Google Patents
100G CFP (Computer Forms Printer) optical module capable of supporting various rates Download PDFInfo
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Abstract
The invention discloses a 100G CFP (Computer Forms Printer) optical module capable of supporting various rates. The 100G CFP optical module comprises an interface unit 01, a rate conversion unit 02, a control unit 03, a transmission unit 04, a receiving unit 05 and a power supply unit 06, wherein the control unit 03 is connected with the transmission unit 04 and the receiving unit 05; and the power supply unit 06 is connected with the interface unit 01, the transmission unit 04, the receiving unit 05 and the control unit 03. According to the technical scheme provided by the invention, the 100G CFP optical module can meet the requirements of a plurality of different rate systems of 103.125 Gbps of an Ethernet, 111.809974 Gbps of an OTU (Optical Transform Unit) 4, 128 Gbps Fiber channel and the like by virtue of rate conversion, timing and data regeneration functions of electric signals of the rate conversion part 02, thereby facilitating a user to switch the systems, meeting the requirements of the systems, and improving the flexibility and the generality of an optical module adaptation system.
Description
Technical Field
The invention relates to the field of optical communication, in particular to a 100G CFP optical module supporting a plurality of different rates.
Background
With the development of information technology and the demand of people for communication broadband, the transmission capacity in the communication field is increasing day by day, the traditional transmission technology is difficult to meet the requirements of transmission capacity and transmission speed, and in the field of data centers, internet core network stores, search engines, high-performance computers, cloud computing and the like, carriers and service providers deploy new-generation high-speed network protocols in order to prevent the shortage of broadband resources of networks. IEEE mainly sets up a network interface of a user side and an Ethernet related mapping standard, and has already issued a 40G/100G Ethernet interface standard 802.3 ba; the OIF is responsible for formulating 100G line side optical module specifications, including protocol specifications of a transceiver module, a forward error correction technology, module mechanical and electrical characteristics and the like; the ITU-T mainly sets up operator network related standards, and the discussion of problems related to the ODU 4/OTU 4 is completed at present.
CFP is a form of packaging of specifications in a multi-source agreement of 40G and 100G pluggable optical modules, which is initiated and established by several internationally known optical module manufacturers. However, since customers have different requirements for service bandwidth, in order to make optical modules have good compatibility, manufacturers need to provide optical modules supporting different rates to meet the requirements of customers. At present, 100G CFP is mainly used to meet ethernet transmission requirements at 103.125Gbps, however, individual customers also need to meet 111.809974Gpbs and 128G Fiber channels of OTU4, so in order to achieve compatibility and universality of modules, research on a 100G optical module supporting multiple rates is necessary.
Because most of the current 100G CFP optical modules only support single rate 103.125Gbps of ethernet, with the development of high-speed optical networks, operators need optical modules suitable for supporting multiple rates.
Disclosure of Invention
The invention aims to provide an optical module capable of supporting a plurality of different rates, which can meet the requirements of a plurality of different rate systems such as 103.125Gbps of Ethernet, 111.809974 Gbps of OTU4, 128Gbps Fiber channel and the like, can facilitate the switching of a client to the system, meet the requirements of the system, and increase the flexibility and the universality of the optical module adaptive system.
The invention provides a 100G CFP optical module supporting multiple rates, which comprises: an interface unit 01, a rate conversion unit 02, a control unit 03, a transmitting unit 04, a receiving unit 05, and a power supply unit 06; the control unit 03 is connected with the transmitting unit 04 and the receiving unit 05; the power supply unit 06 is connected with the interface unit 01, the transmitting unit 04, the receiving unit 05 and the control unit 03.
The rate conversion unit 02 of the 100G CFP optical mode supporting multiple rates comprises a programmable crystal oscillator and a Gearbox, wherein the programmable crystal oscillator and the Gearbox respectively pass through I2C communicates with the MCU of the control unit 03.
The invention has the technical effects that the requirements of a plurality of systems with different rates, such as 103.125Gbps of Ethernet, 111.809974 Gbps of OTU4, 128Gbps Fiber channel and the like, can be met through the speed conversion, timing and data regeneration functions of the electric signals of the speed conversion part 02, the switching of a client to the system can be facilitated, the requirements of the system are met, and the flexibility and the universality of an optical module adaptive system are improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a block diagram of a first embodiment of the present invention;
fig. 2 is a block diagram of a rate conversion section in the first embodiment of the present invention.
The device comprises an interface unit 01, a rate conversion unit 02, a control unit 03, a transmitting unit 04, a receiving unit 05 and a power supply unit 06.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
The present invention will be described in detail below with reference to the attached drawings.
As shown in fig. 1, the 100G CFP optical module supporting two fixed rates of the present invention mainly includes an interface unit 01, a rate conversion unit 02, a control unit 03, a transmitting unit 04, a receiving unit 05, and a power supply unit 06.
The rate conversion part 02 mainly realizes the functions of rate conversion, timing and data regeneration of the electric signal; the control unit 03 is connected with the transmitting unit 04 and the receiving unit 05, so that communication with an upper computer is realized, and only control and monitoring reporting of each parameter are realized; the transmitting unit 04 mainly converts the electrical signal into an optical signal through a Transmitter Optical Subassembly (TOSA) and outputs the optical signal, and then outputs the optical signal with 4 different wavelengths through a combiner; the receiving unit 05 converts the received signal into 4 optical signals with different wavelengths by using a demultiplexer, and then completes electro-optical conversion by using 4 sets of optical receiving components (ROSA); the power supply unit 06 obtains an input voltage from the interface unit 01 to provide power input for the transmitting unit 04, the receiving unit 05 and the control unit 03, and controls the on and off of each functional unit.
Fig. 2 is a block diagram of a rate conversion part, in which a programmable crystal oscillator and a georbox communicate with an MCU of a control unit through I2C, and the programmable crystal oscillator is frequency-set by a rate input into the georbox monitored by the MCU to provide a reference clock to the georbox, so as to ensure clock extraction and correct data recovery.
The 100G CFP optical module supporting multiple different rates can meet the requirements of multiple systems with different rates, such as 103.125Gbps of Ethernet, 111.809974 Gbps of OTU4, 128Gbps Fiber channel and the like, can facilitate the switching of a client to the system, meet the requirements of the system, and increase the flexibility and the universality of the optical module adapting to the system.
Claims (2)
1. A 100G CFP optical module supporting multiple rates, comprising:
the device comprises an interface unit (01), a rate conversion unit (02), a control unit (03), a transmitting unit (04), a receiving unit (05) and a power supply unit (06); wherein,
the control unit (03) is connected with the transmitting unit (04) and the receiving unit (05);
the power supply unit (06) is connected with the interface unit (01), the transmitting unit (04), the receiving unit (05) and the control unit (03).
2. The light module of claim 1,
the rate conversion unit (02) comprises a programmable crystal oscillator and a Gearbox which respectively pass through I2C communicates with the MCU of the control unit (03).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012102169886A CN102761370A (en) | 2012-06-28 | 2012-06-28 | 100G CFP (Computer Forms Printer) optical module capable of supporting various rates |
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| CN2012102169886A CN102761370A (en) | 2012-06-28 | 2012-06-28 | 100G CFP (Computer Forms Printer) optical module capable of supporting various rates |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103001895A (en) * | 2012-12-18 | 2013-03-27 | 福建星网锐捷网络有限公司 | Switching device and interface mode switching method |
| CN103346833A (en) * | 2013-07-10 | 2013-10-09 | 武汉电信器件有限公司 | Optical module interface adapter |
| CN104301040A (en) * | 2014-10-10 | 2015-01-21 | 武汉电信器件有限公司 | 40 G long-distance pluggable optical module |
| CN105205024A (en) * | 2015-10-29 | 2015-12-30 | 成都新易盛通信技术股份有限公司 | 100 G high-speed transmission CFP (Centum Form-factor Pluggable) encapsulation cable module |
| CN109889272A (en) * | 2019-02-18 | 2019-06-14 | 东莞铭普光磁股份有限公司 | The method and system of a kind of optical module and its automatic compatible low rate |
| CN109951232A (en) * | 2019-02-26 | 2019-06-28 | 武汉电信器件有限公司 | The implementation method of the pluggable CFP optical module device of outline packages and CFP optical module |
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| CN101814947A (en) * | 2010-03-19 | 2010-08-25 | 苏州旭创科技有限公司 | Novel method for designing 6G 2km SFP optical module |
| CN102045608A (en) * | 2010-12-29 | 2011-05-04 | 福建星网锐捷网络有限公司 | Network device for optical communication and method thereof for automatically configuring exchange interface |
| CN102255669A (en) * | 2011-07-04 | 2011-11-23 | 武汉电信器件有限公司 | C form-factor pluggable (CFP) transponder with interleaver at receiver |
| CN102347802A (en) * | 2011-10-13 | 2012-02-08 | 苏州旭创科技有限公司 | 40G 40km CFP optical module |
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- 2012-06-28 CN CN2012102169886A patent/CN102761370A/en active Pending
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| CN101184253A (en) * | 2007-12-19 | 2008-05-21 | 天津市德力电子仪器有限公司 | Method for altering frequency stepping of high-frequency tuner |
| CN101814947A (en) * | 2010-03-19 | 2010-08-25 | 苏州旭创科技有限公司 | Novel method for designing 6G 2km SFP optical module |
| CN102045608A (en) * | 2010-12-29 | 2011-05-04 | 福建星网锐捷网络有限公司 | Network device for optical communication and method thereof for automatically configuring exchange interface |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103001895A (en) * | 2012-12-18 | 2013-03-27 | 福建星网锐捷网络有限公司 | Switching device and interface mode switching method |
| CN103001895B (en) * | 2012-12-18 | 2015-04-22 | 福建星网锐捷网络有限公司 | Switching device and interface mode switching method |
| CN103346833A (en) * | 2013-07-10 | 2013-10-09 | 武汉电信器件有限公司 | Optical module interface adapter |
| CN104301040A (en) * | 2014-10-10 | 2015-01-21 | 武汉电信器件有限公司 | 40 G long-distance pluggable optical module |
| CN105205024A (en) * | 2015-10-29 | 2015-12-30 | 成都新易盛通信技术股份有限公司 | 100 G high-speed transmission CFP (Centum Form-factor Pluggable) encapsulation cable module |
| CN105205024B (en) * | 2015-10-29 | 2018-05-01 | 成都新易盛通信技术股份有限公司 | A kind of 100G high-speed transfers CFP encapsulates cable module |
| CN109889272A (en) * | 2019-02-18 | 2019-06-14 | 东莞铭普光磁股份有限公司 | The method and system of a kind of optical module and its automatic compatible low rate |
| CN109889272B (en) * | 2019-02-18 | 2022-02-15 | 东莞铭普光磁股份有限公司 | Optical module and method and system for automatically compatible with low rate |
| CN109951232A (en) * | 2019-02-26 | 2019-06-28 | 武汉电信器件有限公司 | The implementation method of the pluggable CFP optical module device of outline packages and CFP optical module |
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