CN108061938B - A kind of optoelectronic active cable - Google Patents
A kind of optoelectronic active cable Download PDFInfo
- Publication number
- CN108061938B CN108061938B CN201610980565.XA CN201610980565A CN108061938B CN 108061938 B CN108061938 B CN 108061938B CN 201610980565 A CN201610980565 A CN 201610980565A CN 108061938 B CN108061938 B CN 108061938B
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- CN
- China
- Prior art keywords
- cable
- optical cable
- optoelectronic active
- printed circuit
- electric connector
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3817—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres containing optical and electrical conductors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The present invention provides a kind of optoelectronic active cable, including optical cable and is set to the electric connector at optical cable both ends, the first printed circuit board for photoelectric conversion is provided in electric connector.Optoelectronic active cable provided by the invention, photoelectric conversion module is integrated into the electric connector of optoelectronic active cable, no longer occupancy board space, realizes that convert electrical signals to optical signal is transmitted between board by simple grafting electric connector.
Description
Technical field
The present invention relates to the optic module communications fields, and in particular to a kind of optoelectronic active cable.
Background technique
Fiber optic communication is a kind of cable communicating technology using light wave as carrier wave, using optical fiber as transmission medium.
Compared with traditional copper cable electrical signal communication, the message transmission rate of fiber optic communication is high, transmission loss is low, anti-electromagnetism
Interference, the features such as system weight is light, admirably meet information-based, the light-weighted requirement of communication system.Therefore fiber optic communication
Technology in communication network, radar and microwave signal transmission system, high speed or has the bus system of lightweight requirements, larger instruction
Communication system, high speed fibre interference networks are widely applied.
At present in the technical solution of mainstream, photoelectric conversion module is all arranged separately on board, then cooperates optical fiber connector
It is docked, does not only take up board space, the wiring of optical cable is also troublesome, and resistance to environment capacity is poor.
Summary of the invention
In view of problems of the prior art, the object of the present invention is to provide a kind of optoelectronic active cables, by photoelectric conversion
Module is integrated into the electric connector of optoelectronic active cable, no longer occupancy board space, and being realized by simple grafting electric connector will
Electric signal is converted to optical signal and is transmitted between board.
The present invention provides a kind of optoelectronic active cable, including optical cable and is set to the electric connector at optical cable both ends, electrical connection
It is arranged in electric connector in device and is provided with photoelectric conversion module, photoelectric conversion module includes the first printed circuit board and is set to
Lens, driving chip, laser and photodiode on first printed circuit board.
Further, electric connector includes shell, interface connector and the second printed circuit board, and the second printed circuit board is used
It is connect in interface connector.
Further, the first printed circuit board is connect with the second printed circuit board by flexible board.
Further, the second printed circuit board includes the through-hole of the contact pin corresponding to interface connector.
Further, optical cable is pluggable optical cable.
Further, pluggable optical cable is MT optical cable.
Further, pluggable optical cable includes optical cable ontology and setting and the interconnecting piece at optical cable both ends, interconnecting piece include with
The lock pin of the MT optical interface of optical cable ontology connection.
Further, interconnecting piece further includes the fixing piece for being sheathed on optical cable ontology, and fixing piece is used for optical cable ontology and electricity
The shell of connector is fixedly connected.
Further, sealing ring is provided between fixing piece and the shell of electric connector.
Further, elastomeric element is provided between fixing piece and guide pin.
Compared with prior art, optoelectronic active cable provided by the invention, has the advantages that photoelectric conversion module
It is integrated into the electric connector of optoelectronic active cable, no longer occupancy board space, is realized by simple grafting electric connector by telecommunications
Number be converted to optical signal is transmitted between board.
Detailed description of the invention
Fig. 1 is the partial structural diagram of the optoelectronic active cable of one embodiment of the present of invention；
Fig. 2 is the schematic diagram of internal structure of optoelectronic active cable shown in FIG. 1；
Fig. 3 is the cable configuration schematic diagram of optoelectronic active cable shown in FIG. 1.
Specific embodiment
As shown in Figure 1, the optoelectronic active cable of one embodiment of the present of invention, including optical cable 3 and it is set to 3 both ends of optical cable
Electric connector, be provided with photoelectric conversion module in electric connector, photoelectric conversion module include the first printed circuit board 53 and
Lens 6, driving chip 7, laser and the photodiode 8 being set on the first printed circuit board 53, as shown in Fig. 2, thoroughly
Mirror 6 turns to the vertical optical path of laser and photodiode 8, and level is coupled into the MT lock pin 34 of optical cable 3, by light
Signal is transmitted to the optoelectronic active cable other end.
Photoelectric conversion circuit-photoelectric conversion module is integrated into optoelectronic active cable by the optoelectronic active cable in the present embodiment
In electric connector, no longer occupancy board space is realized by simple grafting electric connector and converts electrical signals to optical signal in plate
It is transmitted between card.
The transmission path of signal are as follows: signal is inputted from electrical connector plug, by the photoelectric conversion module in connector
Optical signal is exported into, the photoelectric conversion module of the other end is entered through optical cable transmission, optical signal is converted into electric signal again, by another
One end electrical connector plug exports electric signal, completes the transmission of signal.
Using the optoelectronic active cable in the present embodiment, only need on board with electric connector, without regard to optical signal
Transmit relevant part.Think to need to pass through optical signal transmission between board in technical solution, it is only necessary to using in the present embodiment
Optoelectronic active cable is plugged into the electric connector on board.
Electric connector includes interface connector 1, and interface connector 1 is used to connect with the electric connector on board.
Electric connector further includes shell 2,4, and shell 2,4, which has, is used for anti-skidding plug groove, including is located at electric connector
Positive 21, reverse side, side 23,41, as shown in Figure 1, the plug of active cable is facilitated to install.
Shell 2,4 is assembled together by screw and electrical connector plug 1, glue-filling slot 22 is arranged on shell 2,4, after assembly
Glue is poured into, waterproof and dustproof can be played the role of.
The inside of shell 2,4 includes printed board 5, printed board 5 include for photoelectric conversion the first printed circuit board 53, be used for
The second printed circuit board 51 for being connect with interface connector 1 and for connecting the first printed circuit board 51 and the second printed circuit
53 flexible board 52.
Second printed circuit board 51 includes the through-hole of the contact pin corresponding to interface connector 1, and the second printed circuit board 51 hangs down
Directly it is arranged in the contact pin of interface connector 1, the contact pin of through-hole and interface connector 1 welds together, the input for electric signal
Output.
First printed circuit board 51 is connect with 53 plate of the second printed circuit by flexible board 52, is realized in the narrow of electric connector
The first printed circuit board 51 and the second printed circuit 53 are reliably connected in small space.
Optical cable 3 is pluggable optical cable.
In the present embodiment, pluggable fiber optic cable interface is MT optical cable, and there are four tunnels to receive and dispatch optical fiber transport channel, MT optical cable and the
One printed circuit board 53 is connected by MT optical interface, can easily facilitate the cable runs between board using pluggable optical cable.
Specifically, optical cable 3 includes the interconnecting piece of optical cable ontology 36 and setting and optical cable both ends.
Interconnecting piece includes the lock pin 34 for the MT optical interface connecting with optical cable ontology, guide pin 33 and fixing piece 37.
Guide pin 33 is for fixing MT lock pin and lens 6, to guarantee the two optical path to just.
Fixing piece 37 has threaded hole, for optical cable ontology 36 to be fixedly connected with the shell 2,4 of electric connector.
It is additionally provided with sealing ring 31 between fixing piece 37 and the shell 2,4 of electric connector, the work of waterproof and dustproof can be played
With.
It is provided with elastomeric element 32 between fixing piece 37 and guide pin 33, MT lock pin is realized by the elastic force of elastomeric element 32
34 and 6 tight fit of lens, guarantee the reliable transmission of optical signal.
Crimp tail 35 is also provided between fixing piece 37 and optical cable ontology 36, crimp tail 35 is usually provided with ring
Connected in star, for preventing the junction core wire of fixing piece 37 of optical cable ontology 36 and hard to be broken.
Photoelectricity interconnection technique of the invention connection reliability, environmental suitability and photoelectric conversion unit in optical fiber link
Integrated level maintains the leading position in current optical communication field.
Shell exterior has the double acting of non-slip groove and radiating groove design, convenient for plug and heat dissipation.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be within the scope of protection determined by the claims.
Claims (10)
1. a kind of optoelectronic active cable, which is characterized in that the optoelectronic active cable includes optical cable and is set to the optical cable both ends
Electric connector, photoelectric conversion module is provided in the electric connector, the photoelectric conversion module includes the first printed circuit
Plate and the lens being set on the first printed circuit board, driving chip, laser and photodiode.
2. optoelectronic active cable as described in claim 1, which is characterized in that the electric connector includes shell, interface connector
With the second printed circuit board, second printed circuit board with the interface connector for connecting.
3. optoelectronic active cable as claimed in claim 2, which is characterized in that the first printed circuit board and the second printed circuit board are logical
Cross flexible board connection.
4. optoelectronic active cable as claimed in claim 2, which is characterized in that the second printed circuit board includes corresponding to interface to connect
The through-hole of the contact pin of device.
5. optoelectronic active cable as described in claim 1, which is characterized in that the optical cable is pluggable optical cable.
6. optoelectronic active cable as claimed in claim 5, which is characterized in that the pluggable optical cable is MT optical cable.
7. optoelectronic active cable as claimed in claim 6, which is characterized in that the pluggable optical cable includes optical cable ontology and setting
With the interconnecting piece at the optical cable both ends, the interconnecting piece includes the lock pin for the MT optical interface connecting with the optical cable ontology.
8. optoelectronic active cable as claimed in claim 7, which is characterized in that the interconnecting piece further includes being sheathed on optical cable ontology
Fixing piece, the fixing piece is for optical cable ontology to be fixedly connected with the shell of electric connector.
9. optoelectronic active cable as claimed in claim 8, which is characterized in that set between the fixing piece and the shell of electric connector
It is equipped with sealing ring.
10. optoelectronic active cable as claimed in claim 8, which is characterized in that be provided with elastic portion between fixing piece and guide pin
Part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610980565.XA CN108061938B (en) | 2016-11-08 | 2016-11-08 | A kind of optoelectronic active cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610980565.XA CN108061938B (en) | 2016-11-08 | 2016-11-08 | A kind of optoelectronic active cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108061938A CN108061938A (en) | 2018-05-22 |
| CN108061938B true CN108061938B (en) | 2019-12-03 |
Family
ID=62136911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610980565.XA Active CN108061938B (en) | 2016-11-08 | 2016-11-08 | A kind of optoelectronic active cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108061938B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114744583B (en) * | 2022-06-14 | 2022-09-06 | 上海临希智能科技有限公司 | Umbilical cable terminal |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141654B (en) * | 2010-01-28 | 2012-11-28 | 富士康(昆山)电脑接插件有限公司 | Optical to electrical connection assembly and electric connector used thereon |
| CN102200617B (en) * | 2011-06-08 | 2016-01-20 | 深圳日海通讯技术股份有限公司 | A kind of active optical cable |
| US8888380B2 (en) * | 2012-04-24 | 2014-11-18 | Sae Magnetics (H.K.) Ltd. | Optoelectronic assembly and active optical cable using same |
| CN106842442B (en) * | 2017-03-06 | 2019-07-26 | 中航光电科技股份有限公司 | Active optical cable connector and the active optical cable component for using the active optical cable connector |
| CN106842445B (en) * | 2017-03-31 | 2019-06-07 | 中航光电科技股份有限公司 | Active optical cable component and active optical cable connector |
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2016
- 2016-11-08 CN CN201610980565.XA patent/CN108061938B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108061938A (en) | 2018-05-22 |
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