CN101997615A - 20G optical transceiver and packaging method thereof - Google Patents
20G optical transceiver and packaging method thereof Download PDFInfo
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- CN101997615A CN101997615A CN2010102304179A CN201010230417A CN101997615A CN 101997615 A CN101997615 A CN 101997615A CN 2010102304179 A CN2010102304179 A CN 2010102304179A CN 201010230417 A CN201010230417 A CN 201010230417A CN 101997615 A CN101997615 A CN 101997615A
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Abstract
The invention discloses a 20G optical transceiver and a packaging method thereof. The optical transceiver comprises an optical demultiplexer, a photoelectric converter, an electro-optic converter and an optical multiplexer, wherein the optical demultiplexer is used for demultiplexing a path of input optical signals at the transmission rate of 20G/s into two paths of optical signals at the transmission rate of 10G/s and inputting the optical signals to the photoelectric converter; the photoelectric converter is used for respectively converting the two paths of input optical signals at the transmission rate of 10G/s into two paths of electric signals for outputting; the electro-optic converter is used for respectively converting the two paths of input electric signals into two paths of optical signals at the transmission rate of 10G/s and outputting the optical signals to the optical multiplexer; and the optical multiplexer is used for multiplexing the two paths of input optical signals at the transmission rate of 10G/s into a path of optical signals at the transmission rate of 20G/s for outputting. By multiplexing and demultiplexing the optical signals, a path of optical signals at the transmission rate of 20G/s are converted into two paths of optical signals at the transmission rate of 10G/s so as to realize transmission of 20G optical signals. Meanwhile, the optical signals can be transmitted in longer distance based on the conventional 10G optical signal transmission mode.
Description
Technical field
The present invention relates to a kind of 20G optical transceiver and method for packing, belong to the optical communication technique field.
Background technology
Whole world optical communication transmission rate basically concentrates on smaller or equal to 10Gb/s at present, or the product of 40Gb/s, 2km.Still be in the vacancy state but the product of 20Gb/s is current, and the existing products transmission range is shorter.
Summary of the invention
For solve the problem that the transmission range that exists is short, do not support the product of 20Gb/s in the optical communication transmission technology, a kind of 20G optical transceiver and method for packing are provided.
Described 20G optical transceiver comprises:
Optical demultiplexer, the road transmission rate that is used for importing are that the light signal demultiplexing two-way transmission rate of 20G/s is the light signal of 10G/s, and export to optical-electrical converter;
Optical-electrical converter, the two-way transmission rate that is used for importing are that the light signal of 10G/s is converted to two path signal output respectively;
Electrical to optical converter is used for the two path signal of input is converted to the light signal that the two-way transmission rate is 10G/s respectively, and exports to optical multiplexer;
Optical multiplexer, the two-way transmission rate that is used for importing are that the light signal of 10G/s is multiplexed with the light signal output that one tunnel transmission rate is 20G/s.
The method for packing of described 20G optical transceiver comprises:
Described 20G optical transceiver is encapsulated among the XFP-E.
The present invention is by the multiplexing and demultiplexing to light signal, with one tunnel transmission rate is that the light signal of 20G/s becomes the light signal that the two-way transmission rate is 10G/s, realized transmission, and, can transmit in larger distance based on the transmission means of existing 10G light signal to the 20G light signal.
Description of drawings
Fig. 1 is the overall structure schematic diagram of the 20G optical transceiver that provides of the specific embodiment of the present invention;
Fig. 2 is the light-receiving that provides of the specific embodiment of the present invention and the structural representation of transmitting terminal;
Fig. 3 is the light-receiving that provides of the specific embodiment of the present invention and the pin schematic diagram of transmitting terminal.
Embodiment
The specific embodiment of the present invention has proposed a kind of 20G optical transceiver, as shown in Figure 1, specifically can comprise optical demultiplexer 1, optical-electrical converter 2, electrical to optical converter 3 and optical multiplexer 4, the road transmission rate that optical demultiplexer 1 is used for importing is that the light signal demultiplexing two-way transmission rate of 20G/s is the light signal of 10G/s, and exports to optical-electrical converter; The two-way transmission rate that optical-electrical converter 2 is used for importing is that the light signal of 10G/s is converted to two path signal output respectively; Electrical to optical converter 3 is used for the two path signal of input is converted to the light signal that the two-way transmission rate is 10G/s respectively, and exports to optical multiplexer; The two-way transmission rate that optical multiplexer 4 is used for importing is that the light signal of 10G/s is multiplexed with the light signal output that one tunnel transmission rate is 20G/s.
Operation principle of the present invention is: in the light-receiving process, road transmission rate to input is the light signal of 20Gb/s, for the two-way transmission rate light signal of 10Gb/s at first by optical demultiplexer 1 demultiplexing, wherein the wavelength of one road light signal is that the wavelength of 1310nm and another road light signal is 1550nm, the light signal that this two-way transmission rate is 10Gb/s is converted to two path signal by optical-electrical converter 2 again, and exports to the serializer/deserializer of far-end; In the light emission process, serializer/deserializer two path signal from far-end at first is converted to the light signal that the two-way transmission rate is 10Gb/s by electrical to optical converter 3, wherein the wavelength of one road light signal is that the wavelength of 1310nm and another road light signal is 1550nm, the light signal that this two-way transmission rate is 10Gb/s is multiplexed with the light signal that one tunnel transmission rate is 20Gb/s by optical multiplexer 4 again, and output.
Particularly, as shown in Figure 2, the optical transceiver that this embodiment provides is provided with two light signal adapter Connector A and Connector B at light-receiving and transmitting terminal.The pin of these two light signal adapters can be with reference to figure 3, wherein Connector A can be used as the adapter that light signal receives, 1 pin is ground, other 7 pin, 15 pin, 16 pin, 19 pin, 23 pin, 26 pin, 27 pin and 30 pin also are lower margin, 2 pin are-5V voltage, 3 pin are that the module communication interface is optional, 4 pin are interruption, and 5 pin are that transmitting terminal turn-offs, and 6 pin are 5V voltage, 8 pin and 9 pin are 3.3V voltage, 10 pin and 11 pin are two line communication interfaces, and 12 pin are that module exists detection, and 13 pin are whether module is prepared to detect, 14 pin are that receiving end signal is lost, 17 pin and 18 pin are first via data reception signal, and 20 pin and 22 pin are 1.8V voltage, and 21 pin are that module reduces power consumption mode and reset mode, 24 pin and 25 pin are reference clock, and 27 pin and 28 pin are first via data transmission signal; Connector A can be used as the adapter of light signal emission, 1 pin is ground, other 7 pin, 15 pin, 16 pin, 19 pin, 23 pin, 26 pin, 27 pin and 30 pin also are lower margin, 2 pin are-5V voltage, and 6 pin are 5V voltage, and 8 pin and 9 pin are 3.3V voltage, 20 pin and 22 pin are 1.8V voltage, 17 pin and 18 pin are the second circuit-switched data received signal, and 27 pin and 28 pin are that second circuit-switched data transmits, and other pin is unsettled.
Further, this embodiment can also increase an optical signal amplifier 5, is used for the two path signal that obtains by the optical-electrical converter conversion is amplified back output.Because light signal can produce decay in long Distance Transmission process, export to serializer/deserializer again after therefore will amplifying by the signal of telecommunication that the light signal conversion obtains, can improve the stability of optical signal transmission like this.
In order to improve range of application of the present invention and easy degree, above-mentioned 20G optical transceiver can be encapsulated among the XFP-E (10Gigabit Small Form Factor Pluggable Extended, the 10G compact package can plug and can expand).Because the present invention is based on the transmission technology that existing transmission rate is 10G/s, so encapsulate by XFP-E, can support to greatest extent that existing transmission rate is the transmission technology of 10G/s, and, therefore can make the present invention on the basis that does not change existing equipment, be applied to long distance, high rate data transmission field (for example SDH transmission network) easily because that existing transmission rate is the transmission technology of 10G/s is very ripe.
Claims (5)
1. a 20G optical transceiver is characterized in that, comprising:
Optical demultiplexer, the road transmission rate that is used for importing are that the light signal demultiplexing two-way transmission rate of 20G/s is the light signal of 10G/s, and export to optical-electrical converter;
Optical-electrical converter, the two-way transmission rate that is used for importing are that the light signal of 10G/s is converted to two path signal output respectively;
Electrical to optical converter is used for the two path signal of input is converted to the light signal that the two-way transmission rate is 10G/s respectively, and exports to optical multiplexer;
Optical multiplexer, the two-way transmission rate that is used for importing are that the light signal of 10G/s is multiplexed with the light signal output that one tunnel transmission rate is 20G/s.
2. a kind of 20G optical transceiver according to claim 1 is characterized in that, the road 20G light signal demultiplexing that described optical demultiplexer is used for input is one road 1310nm light signal and one road 1550nm light signal.
3. a kind of 20G optical transceiver according to claim 2 is characterized in that, described optical multiplexer is used for one road 1310nm light signal of input and one road 1550nm light signal are multiplexed with the output of one road 20G light signal.
4. a kind of 20G optical transceiver according to claim 1 is characterized in that, this 20G optical transceiver also comprises:
Optical signal amplifier, the two-way 10G signal of telecommunication that is used for obtaining by the optical-electrical converter conversion amplifies back output.
5. according to the method for packing of any described a kind of 20G optical transceiver of claim 1 to 4, its spy just is, described 20G optical transceiver is encapsulated among the XFP-E.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102304179A CN101997615A (en) | 2010-07-19 | 2010-07-19 | 20G optical transceiver and packaging method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102304179A CN101997615A (en) | 2010-07-19 | 2010-07-19 | 20G optical transceiver and packaging method thereof |
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| CN101997615A true CN101997615A (en) | 2011-03-30 |
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| CN2010102304179A Pending CN101997615A (en) | 2010-07-19 | 2010-07-19 | 20G optical transceiver and packaging method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109981175A (en) * | 2016-01-08 | 2019-07-05 | 华为技术有限公司 | The method of optical module and signal processing |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1567803A (en) * | 2003-06-11 | 2005-01-19 | 中兴通讯股份有限公司 | A device for implementing OADM |
| US20090180784A1 (en) * | 2007-12-28 | 2009-07-16 | Osamu Kagaya | Optical transceiver module |
-
2010
- 2010-07-19 CN CN2010102304179A patent/CN101997615A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1567803A (en) * | 2003-06-11 | 2005-01-19 | 中兴通讯股份有限公司 | A device for implementing OADM |
| US20090180784A1 (en) * | 2007-12-28 | 2009-07-16 | Osamu Kagaya | Optical transceiver module |
Non-Patent Citations (1)
| Title |
|---|
| 宋国栋等: "10G以太网光接口及其实现", 《中兴通讯技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109981175A (en) * | 2016-01-08 | 2019-07-05 | 华为技术有限公司 | The method of optical module and signal processing |
| CN109981175B (en) * | 2016-01-08 | 2021-10-01 | 华为技术有限公司 | Optical module and signal processing method |
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Application publication date: 20110330 |