CN103901555B - Joints of optical fibre circuit substrate - Google Patents
Joints of optical fibre circuit substrate Download PDFInfo
- Publication number
- CN103901555B CN103901555B CN201210573958.0A CN201210573958A CN103901555B CN 103901555 B CN103901555 B CN 103901555B CN 201210573958 A CN201210573958 A CN 201210573958A CN 103901555 B CN103901555 B CN 103901555B
- Authority
- CN
- China
- Prior art keywords
- connection gasket
- circuit substrate
- joints
- optical signal
- generation apparatus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Optical Couplings Of Light Guides (AREA)
Abstract
A kind of joints of optical fibre circuit substrate, it includes a circuit board, at least an optical signal generation apparatus, at least a light signal receiving, a driving chip and one turn of impedance amplifier.The circuit substrate includes a mounting surface, and one first connection gasket and one second connection gasket are formed with the mounting surface.The optical signal generation apparatus are arranged on one end of first connection gasket, and the driving chip is arranged on the other end of first connection gasket.It is electrically connected to each other by wire between the driving chip and an at least optical signal generation apparatus.The light signal receiving is arranged on one end of second connection gasket.The impedance amplifier that turns is arranged on second connection gasket.It is described to turn to be electrically connected to each other by wire between impedance amplifier and an at least light signal receiving.Joints of optical fibre circuit substrate of the invention has good transmission characteristic.
Description
Technical field
The present invention relates to a kind of joints of optical fibre circuit substrate.
Background technology
The joints of optical fibre are used to connect optical fiber and electronic installation, and the electric signal of the electronic installation can be converted to light by it
Signal output is converted to electric signal and is supplied to the electronic installation to optical fiber and by the optical signal that optical fiber is input into.
The existing joints of optical fibre generally comprise optical signal generation apparatus, light signal receiving, for controlling the light
The driving chip of signal generation device and connect the light signal receiving turn impedance amplifier.The optical signal produces dress
Put, light signal receiving, driving chip and the impedance amplifier that turns are arranged on a circuit substrate.The circuit substrate sets
It is equipped with multiple connection gaskets.The optical signal generation apparatus, light signal receiving, driving chip and the impedance amplifier that turns divide
Dui Ying not be carried on each connection gasket, then the optical signal generation apparatus and driving chip, and light letter are made by gold thread
Number reception device is electrically connected with the impedance amplifier that turns.However, gold thread has inductance characteristic, can increasing and long with frequency
The increase of degree, its inductive effect can become apparent from.In high-frequency digital transmission, if side line inductance is excessive, it will make transmission characteristic
It is deteriorated.
The content of the invention
In view of this, it is necessary to which a kind of optical connector circuit substrate with good transmission characteristic is provided.
A kind of joints of optical fibre circuit substrate, it includes a circuit board, at least an optical signal generation apparatus, at least light letter
Number reception device, a driving chip and one turn of impedance amplifier.The circuit substrate includes a mounting surface, shape on the mounting surface
The connection gaskets of Cheng Youyi first and one second connection gasket.The area of first connection gasket is more than an at least optical signal and produces
The area sum of device and the driving chip.The area of second connection gasket is more than an at least optical signal and receives dress
Put and the area sum for turning impedance amplifier.The optical signal generation apparatus are arranged on one end of first connection gasket,
The driving chip is arranged on the other end of first connection gasket.The driving chip produces dress with an at least optical signal
It is electrically connected to each other by wire between putting.The light signal receiving is arranged on one end of second connection gasket.Described turn
Impedance amplifier is arranged on second connection gasket.It is described to turn to pass through between impedance amplifier and an at least light signal receiving
Wire is electrically connected to each other.
Relative to prior art, an at least optical signal generation apparatus of the circuit substrate of the joints of optical fibre and
The driving chip may be contained within same connection gasket, an at least light signal receiving and described to turn impedance amplifier equal
It is arranged on another connection gasket, therefore, the quantity that can not only save connection gasket is cost-effective, and can shorten the optical signal generation
The distance between existing described driving chip of device, and the light signal receiving can be shortened and described turned between impedance amplifier
Distance, in this way, the length of wire can be shortened, reduce pound line inductance, make the joints of optical fibre circuit substrate have it is good
Transmission characteristic.
Brief description of the drawings
Fig. 1 is the schematic diagram of the joints of optical fibre circuit substrate of embodiment of the present invention.
Main element symbol description
| Joints of optical fibre circuit substrate | 100 |
| Circuit board | 10 |
| Mounting surface | 11 |
| Connection gasket | 12 |
| First connection gasket | 121 |
| Second connection gasket | 122 |
| Optical signal generation apparatus | 20 |
| Light signal receiving | 30 |
| Driving chip | 40 |
| Turn impedance amplifier | 50 |
| Wire | 60,70 |
Following specific embodiment will further illustrate the present invention with reference to above-mentioned accompanying drawing.
Specific embodiment
Make a specific introduction to the present invention below in conjunction with accompanying drawing.
Fig. 1 is referred to, the joints of optical fibre circuit substrate 100 that embodiment of the present invention is provided includes a circuit board 10, two
20, two light signal receivings 30 of individual optical signal generation apparatus, a driving chip 40 and one turn of impedance amplifier 50.
The circuit board 10 includes a mounting surface 11, and the mounting surface 11 is provided with two connection gaskets 12.The connection gasket
12 define the electronic component installation region on the circuit board 10, and electronic component is fixed and institute by modes such as welding, bondings
State on connection gasket 12.
The connection gasket 12 includes one first connection gasket 121, one second connection gasket 122.First connection gasket 121 and
Second connection gasket 122 is square, and first connection gasket 121 and second connection gasket 122 are in the installation
Direction arrangement along a straight line on face 11.The area of first connection gasket 121 more than two optical signal generation apparatus 20 with
And the area sum of the driving chip 40.The area of second connection gasket 122 is more than two light signal receivings
30 and the area sum for turning impedance amplifier 50.
The optical signal generation apparatus 20 are used to be generated and transmitted by optical signal, and in present embodiment, the optical signal is produced
Device 20 is laser diode（laser diode）.The optical signal generation apparatus 20 pass through coupled lens（It is not shown）With it is right
The optical fiber answered（It is not shown）Coupling, realizes the output of optical signal.Two parallel side-by-sides of the optical signal generation apparatus 20 are arranged on
One end of first connection gasket 121.
The driving chip 40 is used to control the optical signal generation apparatus 20 to generate optical signal.The driving chip 40 sets
Put parallel with described two optical signal generation apparatus 20 in the other end of first connection gasket 121.Each described optical signal
Generation device 20 to the distance between the driving chip 40 is 4 mils.
It is electrically connected to each other by two wires 60 between the driving chip 40 and described two optical signal generation apparatus 20.
In present embodiment, the wire 60 is gold thread.
The light signal receiving 30 is used to receive optical signal, and the optical signal is converted into corresponding electric signal,
In present embodiment, the light signal receiving 30 is photodiode（photodiode）.The light signal receiving
30, by coupled lens and corresponding fiber coupling, realize the input of optical signal.Two light signal receivings 30 are parallel
It is disposed in parallel in one end of second connection gasket 122.
The impedance amplifier 50 that turns by the electric current that the light signal receiving 30 is produced for being converted to voltage signal.Institute
State turn impedance amplifier 50 be arranged on second connection gasket 122 the other end and with described two light signal receivings 30 put down
OK.Each described light signal receiving 30 is to described the distance between the impedance amplifier 50 that turns for 4 mils (mil).
It is described to turn mutually to be electrically connected by two wires 70 between impedance amplifier 50 and two light signal receivings 30
Connect.In present embodiment, the wire 70 is gold thread.
In other embodiments, the shape of first connection gasket 121 and second connection gasket 122 is not limited to
Be it is square, can only described first connection gasket 121 be square, only described second connection gasket 122 for square or described first
It is square or first connection gasket 121 and described the to have one in connection gasket 121 and second connection gasket 122
Two connection gaskets 122 are circle.
In other embodiments, the quantity of the optical signal generation apparatus 20 is not limited to two, and it can also be one
Or two or more.
In other embodiments, the quantity of the light signal receiving 30 is also not limited to two, and it can also be
More than one or two.
An at least optical signal generation apparatus of the circuit substrate of the joints of optical fibre and the driving chip are equal
It is arranged on same connection gasket, an at least light signal receiving and the impedance amplifier that turns may be contained within another connection
On pad, therefore, the quantity that can not only save connection gasket is cost-effective, and can shorten the existing driving of the optical signal generation apparatus
The distance between chip, and the light signal receiving can be shortened turn the distance between impedance amplifier with described, in this way, can
Shorten the length of wire, reduce pound line inductance, making the circuit substrate of the joints of optical fibre has good transmission characteristic.
In addition, those skilled in the art can also do other changes in spirit of the invention, certainly, these are according to present invention essence
The change that god is done, should all be included within scope of the present invention.
Claims (10)
1. a kind of joints of optical fibre circuit substrate, it includes a circuit board, at least an at least optical signal generation apparatus, an optical signal
Reception device, a driving chip and one turn of impedance amplifier, the circuit substrate include a mounting surface, it is characterised in that：It is described
One first connection gasket and one second connection gasket are formed with mounting surface, the area of first connection gasket is more than described at least one
The area sum of optical signal generation apparatus and the driving chip, the area of second connection gasket is more than an at least light
Signal receiving device and the area sum for turning impedance amplifier, the optical signal generation apparatus are arranged on described first and connect
One end of connection pad, the driving chip is arranged on the other end of first connection gasket, the driving chip and described at least
It is electrically connected to each other by wire between optical signal generation apparatus, the light signal receiving is arranged on second connection gasket
One end, the impedance amplifier that turns is arranged on second connection gasket, and the impedance amplifier that turns is received with an at least optical signal
It is electrically connected to each other by wire between device.
2. joints of optical fibre circuit substrate as claimed in claim 1, it is characterised in that：First connection gasket and described second
Connection gasket is square.
3. joints of optical fibre circuit substrate as claimed in claim 2, it is characterised in that：First connection gasket and described
The direction arrangement along a straight line on the mounting surface of two connection gaskets.
4. joints of optical fibre circuit substrate as claimed in claim 1, it is characterised in that：The optical signal generation apparatus are laser
Diode, the quantity of the optical signal generation apparatus is two, and two optical signal generation apparatus parallel side-by-sides are arranged on institute
State one end of the first connection gasket.
5. joints of optical fibre circuit substrate as claimed in claim 4, it is characterised in that：The driving chip is described for controlling
Optical signal generation apparatus generate optical signal, and the driving chip is arranged on the other end and described two light of first connection gasket
Signal generation device is parallel.
6. joints of optical fibre circuit substrate as claimed in claim 5, it is characterised in that：Each described optical signal generation apparatus is extremely
The distance between described driving chip is 4 mils.
7. joints of optical fibre circuit substrate as claimed in claim 1, it is characterised in that：The light signal receiving is photoelectricity
Diode, the quantity of the light signal receiving is two, and two light signal receiving parallel side-by-sides are arranged on institute
State one end of the second connection gasket.
8. joints of optical fibre circuit substrate as claimed in claim 7, it is characterised in that：The impedance amplifier that turns will be for will be described
The electric current that light signal receiving is produced is converted to voltage signal, and the impedance amplifier that turns is arranged on the another of second connection gasket
One end and parallel with described two light signal receivings.
9. joints of optical fibre circuit substrate as claimed in claim 8, it is characterised in that：Each described light signal receiving is extremely
Described the distance between the impedance amplifier that turns is for 4 mils.
10. joints of optical fibre circuit substrate as claimed in claim 1, it is characterised in that：The wire is gold thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210573958.0A CN103901555B (en) | 2012-12-26 | 2012-12-26 | Joints of optical fibre circuit substrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210573958.0A CN103901555B (en) | 2012-12-26 | 2012-12-26 | Joints of optical fibre circuit substrate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103901555A CN103901555A (en) | 2014-07-02 |
| CN103901555B true CN103901555B (en) | 2017-06-16 |
Family
ID=50992994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210573958.0A Expired - Fee Related CN103901555B (en) | 2012-12-26 | 2012-12-26 | Joints of optical fibre circuit substrate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103901555B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100322579B1 (en) * | 1998-10-08 | 2002-03-08 | 윤종용 | Optical connector module |
| JP2006091241A (en) * | 2004-09-22 | 2006-04-06 | Hitachi Cable Ltd | Optoelectronic composite wiring component and electronic equipment using the same |
| JP2006222868A (en) * | 2005-02-14 | 2006-08-24 | Murata Mfg Co Ltd | Optical transmitting and receiving module and optical transmitter-receiver provided with the same |
| KR100810665B1 (en) * | 2007-03-30 | 2008-03-07 | 전자부품연구원 | Photoelectric conversion module and fabricating method thereof |
| CN102565965B (en) * | 2010-12-07 | 2014-04-02 | 中国科学院微电子研究所 | Laminated high-density optical module |
-
2012
- 2012-12-26 CN CN201210573958.0A patent/CN103901555B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103901555A (en) | 2014-07-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170512 Address after: Guangdong province Shenzhen city Longhua District Dragon Road No. 83 wing group building 11 floor Applicant after: SCIENBIZIP CONSULTING (SHEN ZHEN) CO., LTD. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Applicant before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. Applicant before: Hon Hai Precision Industry Co., Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170616 Termination date: 20171226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |