CN103973372A - One hundred G CFP light module - Google Patents
One hundred G CFP light module Download PDFInfo
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- CN103973372A CN103973372A CN201410151136.2A CN201410151136A CN103973372A CN 103973372 A CN103973372 A CN 103973372A CN 201410151136 A CN201410151136 A CN 201410151136A CN 103973372 A CN103973372 A CN 103973372A
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Abstract
The invention provides a one hundred G CFP light module. The one hundred G CFP light module comprises a light receiving unit, a light emitting unit and an interface unit. The light receiving unit is connected with the interface unit through a multi-path high-speed electrical signal, and converts input light signals into electrical signals to be output. The light emitting unit is connected with the interface unit through a multi-path high-speed electrical signal, and converts the input electrical signals into light signals to be output. The light receiving unit comprises a plurality of sets of light receiving modules and a decoding chip, wherein the light receiving modules are communicated with the decoding chip. The light emitting unit comprises a multiplexer, a signal amplifier and an EML modulator, all of which are communicated with one another in sequence. By means of the structures or the combination of the structures, the one hundred G CFP light module is achieved, and the good effects of the small size, low power consumption and convenient inserting and pulling are achieved.
Description
Technical field
The present invention relates to technical field of optical fiber communication, espespecially a kind of 100G CFP optical module.
Background technology
Along with lifting and the IPTV of Access Network speed, the market demand of the data services such as mobile Internet to bandwidth, backbone network and metropolitan area network are gradually to higher speed evolution, and 100G optical transceiver module wins more market application.Wherein 100G CFP optical module is because volume is little, low in energy consumption and facilitate the advantages such as plug to have a large amount of demands in DWDM transmission network.At present conventional 100G CFP optical module is supported 100GE and OTU4 speed.Electrical interface Wei10 road 10G signal.As launch link, 10 road 10G signals, through 10:4 data transaction, become 4 road 25G signals, after ovennodulation, become 4 road 25G light signals, through optical multiplexer, become 100G light signal; And receiver, first 100G light signal passes through optical demultiplexer, becomes 4 road 25G light signals, then carries out opto-electronic conversion and becomes the 4 road 25G signals of telecommunication, finally carries out 4:10 data transaction, converts the 4 road 25G signals of telecommunication to the 10 road 10G signals of telecommunication.
Summary of the invention
For solving the problems of the technologies described above, main purpose of the present invention is to provide volume a kind of 100G CFP optical module little, low in energy consumption and that conveniently plug.
For reaching above-mentioned purpose, the technical scheme of the present invention's application is: a kind of 100G CFP optical module, comprise light receiving unit, Optical Transmit Unit and interface unit, wherein: light receiving unit is that the multipath high-speed signal of telecommunication is connected with interface unit, its light signal by input is converted to signal of telecommunication output; Optical Transmit Unit is that the multipath high-speed signal of telecommunication is connected with interface unit, and its signal of telecommunication by input is converted to light signal output; Light receiving unit comprises many group optical fiber receive modules and the decoding chip being communicated with it thereof, and Optical Transmit Unit comprises multiplexer, signal amplifier and the EML modulator being communicated with successively.
Preferred in embodiments of the present invention, described many groups optical fiber receive module and described decoding chip conducting, this decoding chip consists of A/D converter and demodulation multiplexer.
Preferred in embodiments of the present invention, described interface unit is 148pin pin interface.
Preferred in embodiments of the present invention, described many groups optical fiber receive module is 4 road 10G PIN/TIA assemblies.
Preferred in embodiments of the present invention, described multiplexer is 10:4 MUX assembly.
Preferred in embodiments of the present invention, described signal amplifier is 4 road 10G driver assemblies.
Preferred in embodiments of the present invention, described EML modulator is 4 road 10G EML MOD assemblies.
Preferred in embodiments of the present invention, described light receiving unit further comprises optical demultiplexer, and described Optical Transmit Unit further comprises optical multiplexer.
Preferred in embodiments of the present invention, described optical demultiplexer is communicated with this many groups optical fiber receive module.
Preferred in embodiments of the present invention, described optical multiplexer is communicated with this EML modulator.
Compared with prior art, its useful effect is in the present invention: little, the low in energy consumption and convenient plug of volume.
Accompanying drawing explanation
Fig. 1 is the frame structure functional schematic of the embodiment of the present invention.
Fig. 2 does not have the structural representation of light multiplex/demultiplex function in Fig. 1.
Fig. 3 is the structural representation in Fig. 1 with light multiplex/demultiplex function.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Refer to Fig. 1 also in conjunction with consulting shown in Fig. 2, for showing the structural representation of a kind of 100G CFP optical module without light multiplex/demultiplex function.This 100G CFP optical module 10, comprises light receiving unit 11, Optical Transmit Unit 12 and interface unit 13, and light receiving unit 11 and interface unit 13 are connected for the multipath high-speed signal of telecommunication, and its light signal by input is converted to signal of telecommunication output; Optical Transmit Unit 12 and interface unit 13 are connected for the multipath high-speed signal of telecommunication, and its signal of telecommunication by input is converted to light signal output; Wherein: light receiving unit 11 comprises many group optical fiber receive modules (10G PIN/TIA) 112 and the decoding chip 113 being communicated with it thereof, described many group optical fiber receive modules 112 receive the light signal transmitting and convert thereof into the signal of telecommunication; Described decoding chip 113 is to consist of A/D converter (ADC/DSP) and demodulation multiplexer (4:10 DEMUX); Optical Transmit Unit 12 comprises multiplexer (10:4 MUX) 121, signal amplifier (10G Driver) 122, EML modulator (10G EML MOD) 123, and this multiplexer 121, signal amplifier 122 and EML modulator 123 connect conducting successively; Interface unit 13 is 148pin pin interface.In embodiments of the present invention, the principle of work and power of light receiving unit 11 is that light signal is become to the 4 road 10G signals of telecommunication through too much organizing optical fiber receive module (4 road 10G PIN/TIA), the signal of telecommunication enters decoding chip 113 and becomes 10 road 10G differential signal outputs, wherein decoding chip 113 first carries out mould/number conversion (ADC) by the 4 road 10G signals of telecommunication, converts analog signal to digital signal; Then digital signal is carried out to maximum-likelihood sequence estimation algorithm process, recover the 4 road 25G signals of telecommunication of transmitting terminal; Finally by demodulation multiplexer (4:10 DEMUX), carry out data transaction, convert the 4 road 25G signals of telecommunication to 10 road 10G differential electric signal from 101 outputs, wherein: mould/number conversion sample rate can be 1sample/symbol or 2samples/symbol, quantization level should consider according to transmission range and decoding complexity, is generally 5bit.In embodiments of the present invention, the principle of work and power Shi Jiang 10 road 10G differential electric signal of Optical Transmit Unit 12 are imported multiplexer (10:4 MUX) 121 into by 148pin pin interface and are carried out data transaction, make it to become the 4 road 25G signals of telecommunication, then input signal amplifier (4 road 10G driver) 122 carries out signal amplification, to reach the entrance magnitude of voltage of 10G EML modulator 123.Then 4 road 10G EML modulators 123 are modulated into 4 road 25G light signals by signal, wherein multiplexer 121 should possess the adjustable function of relative time delay between 4 road output electrical signals, so that the time delay that the compensation 4 road 25G signals of telecommunication produce in multiplexer 121 subsequent conditioning circuit transmission, signal amplifier 122 now need to possess low time delay, low noise and linear enlarging function.4 road 10G EML modulators 123 can adopt 4 road separation schemes, also can adopt monolithic Integrated Solution, as long as complete the signal of telecommunication to the modulation of light signal.
Refer to Fig. 1 also in conjunction with consulting shown in Fig. 3, for showing the structural representation of a kind of 100G CFP optical module with light multiplex/demultiplex function.This kind of 100G CFP optical module 10 with light multiplex/demultiplex function is compared with above-mentioned a kind of 100G CFP optical module 10 without light multiplex/demultiplex function, essential structure is identical, just in light receiving unit 11, increased optical demultiplexer 111 and in Optical Transmit Unit 12, increased optical multiplexer 124, in the invention embodiment, for saving the word space of a whole page, the structure of its same configuration no longer repeats.Now only with regard to the construction package increasing, be described in detail below: light receiving unit 11 further comprises optical demultiplexer 111, wherein optical demultiplexer 111 becomes the 100G light signal of input into 4 road 25G light signals by optical demultiplexer 111, be transferred to many group optical fiber receive modules 112 and convert the signal of telecommunication to, yet Optical Transmit Unit 12 further comprises optical multiplexer 124, wherein optical multiplexer 124 receives the 4 road 25G light signals that EML modulators 123 are modulated into, and by this optical multiplexer 124, becomes 100G light signal and launch.Realized by this kind of 100G CFP optical module structure with light multiplex/demultiplex function.
In sum, only, for the present invention's preferred embodiment, with this, do not limit protection scope of the present invention, all equivalences of doing according to the scope of the claims of the present invention and description change and modify, within being all the scope that patent of the present invention contains.
Claims (10)
1. a 100G CFP optical module, comprises light receiving unit, Optical Transmit Unit and interface unit, it is characterized in that: light receiving unit is that the multipath high-speed signal of telecommunication is connected with interface unit, and its light signal by input is converted to signal of telecommunication output; Optical Transmit Unit is that the multipath high-speed signal of telecommunication is connected with interface unit, and its signal of telecommunication by input is converted to light signal output; Light receiving unit comprises many group optical fiber receive modules and decoding chip, and this many groups optical fiber receive module is communicated with this decoding chip, and Optical Transmit Unit comprises multiplexer, signal amplifier and the EML modulator being communicated with successively.
2. 100G CFP optical module as claimed in claim 1, is characterized in that: described many groups optical fiber receive module and described decoding chip conducting, this decoding chip consists of A/D converter and demodulation multiplexer.
3. 100G CFP optical module as claimed in claim 2, is characterized in that: described interface unit is 148pin pin interface.
4. 100G CFP optical module as claimed in claim 3, is characterized in that: described many groups optical fiber receive module is 4 road 10G PIN/TIA assemblies.
5. 100G CFP optical module as claimed in claim 4, is characterized in that: described multiplexer is 10:4 MUX assembly.
6. 100G CFP optical module as claimed in claim 5, is characterized in that: described signal amplifier is 4 road 10G driver assemblies.
7. 100G CFP optical module as claimed in claim 6, is characterized in that: described EML modulator is 4 road 10G EML MOD assemblies.
8. 100G CFP optical module as claimed in claim 7, is characterized in that: described light receiving unit further comprises optical demultiplexer, and described Optical Transmit Unit further comprises optical multiplexer.
9. 100G CFP optical module as claimed in claim 8, is characterized in that: described optical demultiplexer is communicated with this many groups optical fiber receive module.
10. 100G CFP optical module as claimed in claim 8, is characterized in that: described optical multiplexer is communicated with this EML modulator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410151136.2A CN103973372A (en) | 2014-06-11 | 2014-06-11 | One hundred G CFP light module |
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| CN201410151136.2A CN103973372A (en) | 2014-06-11 | 2014-06-11 | One hundred G CFP light module |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105071865A (en) * | 2015-07-27 | 2015-11-18 | 武汉光迅科技股份有限公司 | Distance transmission CFP optical module in 100G |
| WO2018196833A1 (en) * | 2017-04-27 | 2018-11-01 | 中兴通讯股份有限公司 | Message sending method and message receiving method and apparatus |
| CN113595636A (en) * | 2021-08-05 | 2021-11-02 | 徐州时空思维智能科技有限公司 | Optical module with control chip module and optical fiber data transmission method |
| CN113783622A (en) * | 2021-09-10 | 2021-12-10 | 武汉意谷光电科技有限公司 | Optical module with top adjusting function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102045111A (en) * | 2010-10-28 | 2011-05-04 | 苏州旭创科技有限公司 | Wavelength division multiplexing and demultiplexing optical element for confocal fabry-perot (CFP)-LR4 |
| 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 |
| US20130148966A1 (en) * | 2011-12-13 | 2013-06-13 | Sumitomo Electric Industries, Ltd. | Optical module having a plurality of optical sources |
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2014
- 2014-06-11 CN CN201410151136.2A patent/CN103973372A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102045111A (en) * | 2010-10-28 | 2011-05-04 | 苏州旭创科技有限公司 | Wavelength division multiplexing and demultiplexing optical element for confocal fabry-perot (CFP)-LR4 |
| 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 |
| US20130148966A1 (en) * | 2011-12-13 | 2013-06-13 | Sumitomo Electric Industries, Ltd. | Optical module having a plurality of optical sources |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105071865A (en) * | 2015-07-27 | 2015-11-18 | 武汉光迅科技股份有限公司 | Distance transmission CFP optical module in 100G |
| WO2018196833A1 (en) * | 2017-04-27 | 2018-11-01 | 中兴通讯股份有限公司 | Message sending method and message receiving method and apparatus |
| CN113595636A (en) * | 2021-08-05 | 2021-11-02 | 徐州时空思维智能科技有限公司 | Optical module with control chip module and optical fiber data transmission method |
| CN113783622A (en) * | 2021-09-10 | 2021-12-10 | 武汉意谷光电科技有限公司 | Optical module with top adjusting function |
| CN113783622B (en) * | 2021-09-10 | 2023-01-17 | 武汉意谷光电科技有限公司 | Optical module with top adjusting function |
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