CN107786271A - The double light emitting modules of SFP low-power consumption - Google Patents
The double light emitting modules of SFP low-power consumption Download PDFInfo
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- CN107786271A CN107786271A CN201610737319.1A CN201610737319A CN107786271A CN 107786271 A CN107786271 A CN 107786271A CN 201610737319 A CN201610737319 A CN 201610737319A CN 107786271 A CN107786271 A CN 107786271A
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- laser driver
- power consumption
- light emitting
- pin
- sfp
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Semiconductor Lasers (AREA)
- Electronic Switches (AREA)
- Optical Communication System (AREA)
Abstract
The present invention discloses a kind of double light emitting modules of SFP low-power consumption, include the golden finger of SFP encapsulation, golden finger connects the input of signal shunt, two output ends of signal shunt connect first laser driver, the input of second laser driver respectively, and first laser driver, the output end of second laser driver connect the first light emitting devices, the input of the second light emitting devices respectively；Also include single-chip microcomputer and reducing power consumption unit, single-chip microcomputer is all connected with first laser driver, second laser driver, and reducing power consumption unit is all connected with first laser driver, second laser driver.The present invention can realize the function of the double hairs of an optical module, reduce optical module overall power in addition, reach higher board utilization rate, save the effect of the energy.
Description
Technical field
The present invention relates to optical communication field, more particularly to a kind of double light emitting modules of SFP low-power consumption.
Background technology
Optical module has highly important status in optical communication field.As global optic communication long-distance network day hastens towards saturation,
The constructing emphases of optic communication turn to Metropolitan Area Network (MAN) and access network, and photoelectric device and its technology are also to high speed, modularization, integrated
Change, multi-functional, flexibility, inexpensive direction are developed.
In current fiber optic communication field, conventional optical module does not have advantage more and more, and market demand compatibility is more
High, the optical module application that power consumption is lower, integrated level is higher.
In transmission of video industry, equipment uses the SFP interfaces of conventional criteria in the design, but in actual use process
In, often only need to use optical module single-shot and it is single receive function, therefore, conventional optical fiber transceiver module using hair when
Receiving terminal is waited with regard to vacant, it is just vacant using transmitting terminal when receipts, cause the board wasting of resources.
The content of the invention
The present invention can realize the function of the double hairs of an optical module, reduce optical module overall power in addition, reach higher
Board utilization rate, save the effect of the energy.
To reach above-mentioned purpose, the present invention is realized using following technical scheme：
The double light emitting modules of SFP low-power consumption disclosed by the invention, it is characterised in that：Include the golden finger of SFP encapsulation, the gold
Finger connects the input of signal shunt, two output ends of the signal shunt connect respectively first laser driver,
The input of second laser driver, the first laser driver, the output end of second laser driver connect first respectively
The input of light emitting devices, the second light emitting devices；Also include single-chip microcomputer and reducing power consumption unit, the single-chip microcomputer and first swash
CD-ROM driver, second laser driver are all connected with, and the reducing power consumption unit and first laser driver, second laser driver are equal
Connection.
Preferably, the signal shunt includes integrated circuit SY89851.
Preferably, the reducing power consumption unit includes integrated circuit TPS6223X, 1 pin of the integrated circuit TPS6223X, 4
Pin is grounded, integrated circuit TPS6223X 2 pin connection inductance L1 one end, inductance L1 other end connection resistance R1 one end,
Resistance R1 other end connection integrated circuit TPS6223X 6 pin, resistance R2 one end, resistance R2 other end ground connection, are integrated
Circuit TPS6223X 3 pin, 5 pin connection 3.3V dc sources, the inductance L1 other end is first laser driver, second laser
Driver provides operating voltage.
Further, in the reducing power consumption unit, the 3.3V dc sources are provided with filter capacitor C1, the operating voltage
Provided with filter capacitor C2.
The input electrical signal of the golden finger of the present invention is divided into two path signal by signal shunt, then two path signal
Two ways of optical signals is exported by two-way laser driver and light emitting devices respectively, and reduction light is realized by reducing power consumption unit
The function of module dissipation.
Reducing power consumption unit mainly acts on laser driver and light emitting devices, and its principle is mainly using efficient
DC-DC reduction voltage circuits, the work of reduction circuit power consumption is realized by reducing the supply voltage of laser driver and light emitting devices
With in general high efficiency dc-to-dc chip can reach more than 95% efficiency.Wherein C1, C2 are power filtering capacitors, can be filtered
Except the power supply noise on circuit；The size of regulation R1 and R2 resistances can obtain the output voltage size of our needs.
Beneficial effects of the present invention are as follows：
1st, the present invention is maximum has an advantage that on the basis of compatible traditional optical fiber transceiver module electrical interface, realizes light
The function of the double hairs of module；
2nd, the present invention improves the utilization rate of equipment plate card, single-shot module is changed into double hair modules, communication link improves two
Times；
3rd, present invention reduces the power consumption of optical module, warm power consumption about 0.3W, overall power reduce by one to this programme optical module entirely
Half；
4th, power consumption of the present invention is ultralow, and caloric value is minimum, can meet the high-density equipment under technical grade temperature applications completely
Use.
Brief description of the drawings
Fig. 1 is the theory diagram of the present invention.
Fig. 2 is golden finger, signal shunt, the schematic diagram of laser driver portion.
Fig. 3 is the schematic diagram of reducing power consumption unit.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing, the present invention is entered
Row is further described.
As shown in figure 1, the double light emitting modules of SFP low-power consumption disclosed by the invention, include the golden finger that SFP is encapsulated, golden finger
The input of signal shunt is connected, two output ends of signal shunt connect first laser driver, second laser respectively
The input of driver, first laser driver, the output end of second laser driver connect the first light emitting devices, respectively
The input of two light emitting devices；Also include single-chip microcomputer and reducing power consumption unit, single-chip microcomputer and first laser driver, second laser
Driver is all connected with, and reducing power consumption unit is all connected with first laser driver, second laser driver.
As shown in Fig. 2 signal shunt includes integrated circuit SY89851,17 pin, 18 pin of golden finger connect integrated respectively
Circuit SY89851 1 pin, 4 pin, integrated circuit SY89851 9 pin, 10 one ballistic device of connection, integrated circuit SY89851
11 pin, 12 connect another ballistic device.
As shown in figure 3, reducing power consumption unit includes integrated circuit TPS6223X, 1 pin of the integrated circuit TPS6223X, 4
Pin is grounded, integrated circuit TPS6223X 2 pin connection inductance L1 one end, inductance L1 other end connection resistance R1 one end,
Resistance R1 other end connection integrated circuit TPS6223X 6 pin, resistance R2 one end, resistance R2 other end ground connection, are integrated
Circuit TPS6223X 3 pin, 5 pin connection 3.3V dc sources, the inductance L1 other end is the first limiting amplifier, the second amplitude limit
Amplifier provides operating voltage；3.3V dc sources are provided with filter capacitor C1, and operating voltage is provided with filter capacitor C2.
Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence
Various corresponding changes and deformation, but these corresponding changes and deformation can be made according to the present invention by knowing those skilled in the art
The protection domain of appended claims of the invention should all be belonged to.
Claims (4)
- The double light emitting modules of 1.SFP low-power consumption, it is characterised in that：Include the golden finger of SFP encapsulation, the golden finger connection signal point The input of road device, two output ends of the signal shunt connect first laser driver, second laser driver respectively Input, the first laser driver, the output end of second laser driver connect the first light emitting devices, second respectively The input of light emitting devices；Also include single-chip microcomputer and reducing power consumption unit, the single-chip microcomputer swashs with first laser driver, second CD-ROM driver is all connected with, and the reducing power consumption unit is all connected with first laser driver, second laser driver.
- 2. the double light emitting modules of SFP low-power consumption according to claim 1, it is characterised in that：The signal shunt includes collection Into circuit SY89851.
- 3. the double light emitting modules of SFP low-power consumption according to claim 1, it is characterised in that：The reducing power consumption unit includes collection Into circuit TPS6223X, 1 pin of the integrated circuit TPS6223X, 4 pin ground connection, integrated circuit TPS6223X 2 pin connection electricity Feel L1 one end, inductance L1 other end connection resistance R1 one end, resistance R1 other end connection integrated circuit TPS6223X 6 pin, resistance R2 one end, resistance R2 other end ground connection, integrated circuit TPS6223X 3 pin, 5 pin connection 3.3V direct currents Source, the inductance L1 other end is first laser driver, second laser driver provides operating voltage.
- 4. the double light emitting modules of SFP low-power consumption according to claim 3, it is characterised in that：It is described in the reducing power consumption unit 3.3V dc sources are provided with filter capacitor C1, and the operating voltage is provided with filter capacitor C2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610737319.1A CN107786271A (en) | 2016-08-26 | 2016-08-26 | The double light emitting modules of SFP low-power consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610737319.1A CN107786271A (en) | 2016-08-26 | 2016-08-26 | The double light emitting modules of SFP low-power consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107786271A true CN107786271A (en) | 2018-03-09 |
Family
ID=61439350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610737319.1A Pending CN107786271A (en) | 2016-08-26 | 2016-08-26 | The double light emitting modules of SFP low-power consumption |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201293853Y (en) * | 2008-11-20 | 2009-08-19 | 青岛海信宽带多媒体技术股份有限公司 | Optical module capable of transmitting multipath optical signals |
| CN202737879U (en) * | 2012-07-25 | 2013-02-13 | 青岛海信宽带多媒体技术有限公司 | Low power consumption circuit for optical module and optical module |
| CN104301042A (en) * | 2014-10-24 | 2015-01-21 | 成都新易盛通信技术股份有限公司 | SFP double emitting optical module and optical communication system |
| CN205986883U (en) * | 2016-08-26 | 2017-02-22 | 成都芯瑞科技股份有限公司 | Two light emitting modules of SFP low -power consumption |
-
2016
- 2016-08-26 CN CN201610737319.1A patent/CN107786271A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201293853Y (en) * | 2008-11-20 | 2009-08-19 | 青岛海信宽带多媒体技术股份有限公司 | Optical module capable of transmitting multipath optical signals |
| CN202737879U (en) * | 2012-07-25 | 2013-02-13 | 青岛海信宽带多媒体技术有限公司 | Low power consumption circuit for optical module and optical module |
| CN104301042A (en) * | 2014-10-24 | 2015-01-21 | 成都新易盛通信技术股份有限公司 | SFP double emitting optical module and optical communication system |
| CN205986883U (en) * | 2016-08-26 | 2017-02-22 | 成都芯瑞科技股份有限公司 | Two light emitting modules of SFP low -power consumption |
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