CN207051545U - A kind of multi-channel parallel light-receiving component - Google Patents
A kind of multi-channel parallel light-receiving component Download PDFInfo
- Publication number
- CN207051545U CN207051545U CN201721099847.5U CN201721099847U CN207051545U CN 207051545 U CN207051545 U CN 207051545U CN 201721099847 U CN201721099847 U CN 201721099847U CN 207051545 U CN207051545 U CN 207051545U
- Authority
- CN
- China
- Prior art keywords
- receiving component
- parallel light
- channel parallel
- fiber optic
- type pad
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of multi-channel parallel light-receiving component, including housing, substrate, MT connectors, ceramic terminal and flexible PCB, substrate to be arranged on enclosure interior；Fiber optic collimator array, condenser lens and L-type pad are set gradually on substrate, the side of L-type pad is provided with photoelectric detector PD, reception driving chip is provided with above L-type pad；Photoelectric detector PD is connected with driving chip is received by beating gold thread；Fiber optic collimator array, condenser lens and photoelectric detector PD realize that light path couples.The optical device that multi-channel parallel light-receiving component of the present utility model uses is less, the difficulty of light path coupling can be greatly lowered, difficulty requirement when reducing production light-receiving component to technique, it is more easily assembled optical assembly, improve the production efficiency of multi-channel parallel light-receiving component, be advantageous to the production in enormous quantities of light-receiving component, and the air-tightness of light-receiving component can be realized.
Description
Technical field
Technical field of optical fiber communication is the utility model is related to, relates in particular to a kind of multi-channel parallel light-receiving component.
Background technology
In data communication field, to improve the transmission bandwidth of information, strengthen the handling capacity of data, on the one hand increase single letter
The message capacity in road, often using wavelength-division multiplex technique, wavelength-division multiplex optical module is used, on the other hand increases the quantity of channel, often
Using parallel transmission technology, multi-channel parallel optical module is used.Now with the increase of communication distance between data center, to mould
The requirement more and more higher of inter-block communication distance, original multichannel multimode parallel optical module can not meet the need of communication distance
Ask, multichannel single mode parallel optical module arises at the historic moment, but multichannel single mode parallel optical module by coaxial packaging TOSA and
The volume of ROSA optical assemblies and the limitation of number of channels, it can not increasingly meet the need that module develops to highly integrated, small size direction
Ask.Therefore, the utility model provides a kind of multi-channel parallel light-receiving component.
Utility model content
The purpose of this utility model is to provide a kind of multi-channel parallel light-receiving component for being easy to batch production, this practicality
The optical device that new multi-channel parallel light-receiving component uses is less, and coupling technique is fairly simple, is easily assembled to, and is advantageous to light
The mass production of receiving unit.
Another object of the present utility model is to provide a kind of multi-channel parallel light-receiving component with air-tightness, this reality
If, can using parallel sealing technique progress sealing welding with new multi-channel parallel light-receiving component using air tight enclosure
Produce the multi-channel parallel light-receiving component with air-tight packaging.
The utility model provides a kind of multi-channel parallel light-receiving component, including housing, substrate, MT connectors, ceramics
Terminal and flexible PCB, the substrate are arranged on the enclosure interior；Fiber optic collimator array is set gradually on the substrate, is gathered
Focus lens and L-type pad, the side of the L-type pad are provided with photoelectric detector PD, are provided with and connect above the L-type pad
Receive driving chip；The photoelectric detector PD is connected with the reception driving chip by beating gold thread；The fiber optic collimator array,
The condenser lens and the photoelectric detector PD can realize that light path couples.
The advantages of the utility model and good effect are：The utility model provides a kind of multi-channel parallel light-receiving group
Part, including housing, substrate, MT connectors, ceramic terminal and flexible PCB, substrate are arranged on enclosure interior；On substrate successively
Set fiber optic collimator array, condenser lens and L-type pad, the side of L-type pad that photoelectric detector PD is installed, L-type pad
Top is provided with reception driving chip；Photoelectric detector PD is connected with driving chip is received by beating gold thread；Fiber optic collimator array,
Condenser lens and photoelectric detector PD can realize that light path couples.What multi-channel parallel light-receiving component of the present utility model used
Optical device is less, and the difficulty of light path coupling can be greatly lowered, and difficulty requirement when reducing production light-receiving component to technique, makes
Optical assembly is more easily assembled, and greatly improves the production efficiency of multi-channel parallel light-receiving component, is advantageous to light-receiving component
Production in enormous quantities.Ceramic terminal and housing with cabling are sintered together, make air tight enclosure, uses parallel soldering and sealing skill
Art carries out soldering and sealing to the upper shell of housing and housing, while the mounting hole of fiber optic collimator array is welded using metallization solder, then
The multi-channel parallel light-receiving component with air-tight packaging can be formed.
After specific embodiment of the present utility model is read in conjunction with the figure, other features and advantage of the present utility model will become
Obtain clearer.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of the utility model multi-channel parallel light-receiving component；
Fig. 2 is a kind of structural representation of embodiment of the L-type pad of the utility model multi-channel parallel light-receiving component；
Fig. 3 is a kind of part-structure schematic diagram of embodiment of the utility model multi-channel parallel light-receiving component.
Embodiment
Specific embodiment of the present utility model is described in detail below, it should be appreciated that described herein
Embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.
As shown in Figure 1-Figure 3, the multi-channel parallel light-receiving component of the present embodiment includes housing 10, substrate 20, MT connections
Device 80, ceramic terminal 90 and flexible PCB 100, substrate 20 are arranged on inside housing 10；Optical fiber standard is set gradually on substrate 20
Straight array 30, condenser lens 40 and L-type pad 50, the side of L-type pad 50 is provided with photoelectric detector PD 60, L-type pad 50
Top be provided with receive driving chip 70；Photoelectric detector PD 60 is connected with driving chip 70 is received by beating gold thread；Optical fiber
Collimating array 30, condenser lens 40 and photoelectric detector PD 60 can realize that light path couples.
In the present embodiment, side that fiber optic collimator array 30, condenser lens 40 and photoelectric detector PD 60 pass through active coupling
The mode of formula or passive coupling realizes the coupling of light path.
Fiber optic collimator array 30 and condenser lens 40 are bonded on the base plate 20, due to fiber optic collimator array by optical cement
30 and condenser lens 40 be Passive Optical Components, to temperature-insensitive, but more sensitive to optical cement, need to select respectively herein
Suitable optical cement is bonded.
Photoelectric detector PD 60 is bonded in the side of L-type pad 50 by conducting resinl, receives driving chip 70 and passes through conducting resinl
It is bonded in above L-type pad 50.In the present embodiment, photoelectric detector PD 60 is bonded in the left surface of L-type pad 50, receives driving
Chip 70 is bonded in the upper surface of L-type pad 50, can so make beating between photoelectric detector PD 60 and reception driving chip 70
Line is short as far as possible, advantageously ensures that photoelectric detector PD 60 and receives the signal integrity between driving chip 70.Conducting resinl
All there is higher thermal conductivity with L-type pad 50, its radiating effect is preferable, to photoelectric detector PD 60 and can receive driving
Chip 70 plays good thermolysis.
By conductive adhesive on the base plate 20, substrate 20 equally has higher thermal conductivity to L-type pad 50.Housing 10 is
Metal shell, substrate 20 by conductive adhesive inside housing 10, such photoelectric detector PD 60 and receive driving chip 70
Caused heat can be very good to be delivered on housing 10, can greatly improve photoelectric detector PD 60 and receive driving chip
Heat endurance during 70 work, and the maximum operating temperature of whole multi-channel parallel light-receiving component can be improved.
The left end of housing 10 is provided with fiber optic collimator array mounting hole（It is not shown）, right-hand member is provided with ceramic terminal mounting hole
（It is not shown）.
Fiber optic collimator array 30 is installed in housing 10 by fiber optic collimator array mounting hole, and MT connectors 80 are located at shell
Outside body 10, MT connectors 80 are connected with fiber optic collimator array 30 by optical fiber.
Ceramic terminal 90 carries routing layer, can will receive the electric signal transmission that recovers of driving chip 70 to flexible circuit
On plate 100.Ceramic terminal 90 is arranged in ceramic terminal mounting hole, and flexible PCB 100 is located at outside housing 10；Receive driving
Chip 70 is connected with the side of ceramic terminal 90 by beating gold thread, and the opposite side of flexible PCB 100 and ceramic terminal 90 passes through
It is weldingly connected.Receiving in driving chip 70 has trans-impedance amplifier（TIA）And linear amplifier（LA）, can be to the small-signal that receives
It is amplified and linear shaping.Receive driving chip 70 and placed with ceramic terminal 90 mutually close as far as possible, can so make reception
Driving chip 70 and the routing of ceramic terminal 90 are as short as possible, advantageously ensure that the signal integrity transmission of high-speed electrical signals.
Ceramic terminal 90 is sintered on the housing 10, makes air tight enclosure, using parallel sealing technique to housing and shell
The upper shell of body carries out sealing welding, while using the mounting hole of metallization solder welding fiber optic collimator array, then can process
Multi-channel parallel light-receiving component with air-tight packaging.
In the multi-channel parallel light-receiving component of the present embodiment, the optical signal of each passage is received by MT connectors 80, when
The light beam of each passage is transferred to fiber optic collimator array 30 by MT connectors 80, and fiber optic collimator array 30 can be by fiber array
The light beam received is converted into collimated light, and condenser lens 40 can converge to collimated light in the focus of focus lamp 40, pass through tune
The collimated light that the position of whole condenser lens 40 can will be transmitted to after fiber optic collimator array 30 focuses on photoelectric detector PD 60
On photosurface, the optical signal received is transformed into electric signal by photoelectric detector PD 60, and electric signal is by receiving driving chip 70
In trans-impedance amplifier（TIA）And linear amplifier（LA）Afterwards signal be exaggerated and shaping, finally recover high-speed electrical signals, it is extensive
The electric signal appeared again is transferred on flexible PCB 100 by the ceramic terminal 90 with cabling, and electric signal is finally by flexible electrical
Road plate 100 is transferred on late-class circuit plate.
In the multi-channel parallel light-receiving component of the present embodiment, fiber optic collimator that fiber optic collimator array 30 passes through housing 10
Array mounting hole is encased in inside housing 10, and fiber optic collimator array 30 is bonded on the base plate 20 by optical cement, condenser lens 40
It is bonded in and is connect on the base plate 20 by optical cement.In the multi-channel parallel light-receiving component of the present embodiment, it is only necessary to so that light
Fine collimating array 30, condenser lens 40 and photoelectric detector PD 60 carry out light path alignment, you can realize that light path couples；Therefore, originally
The multi-channel parallel light-receiving modular construction of embodiment is simple, is easily assembled to, the optics used is less, to coupling technique
It is required that it is low, be advantageous to the production of multi-channel parallel light-receiving component batch.
Four orientation up and down that the present embodiment defines are determined with the view relation shown in Fig. 1-Fig. 3, simply
It is not the limitation to the present embodiment to clearly demonstrate position and the annexation between all parts.
Above example is only illustrating the technical solution of the utility model, rather than is limited；Although with reference to before
Embodiment is stated the utility model is described in detail, for the person of ordinary skill of the art, still can be right
Technical scheme described in previous embodiment is modified, or carries out equivalent substitution to which part technical characteristic；And these
Modifications or substitutions, do not make appropriate technical solution essence depart from the utility model technical scheme claimed spirit and
Scope.
Claims (7)
- A kind of 1. multi-channel parallel light-receiving component, it is characterised in thatIncluding housing, substrate, MT connectors, ceramic terminal and flexible PCB, the substrate is arranged on the enclosure interior；Fiber optic collimator array, condenser lens and L-type pad are set gradually on the substrate, the side of the L-type pad is provided with Photoelectric detector PD, reception driving chip is installed above the L-type pad；The photoelectric detector PD is connected with the reception driving chip by beating gold thread；The fiber optic collimator array, the condenser lens and the photoelectric detector PD realize that light path couples.
- 2. multi-channel parallel light-receiving component as claimed in claim 1, it is characterised in thatThe fiber optic collimator array and the condenser lens are bonded on the substrate by optical cement.
- 3. multi-channel parallel light-receiving component as claimed in claim 1, it is characterised in thatThe photoelectric detector PD is bonded in the L-type pad side by conducting resinl, and the reception driving chip passes through conduction Gluing knot is on the L-type pad.
- 4. multi-channel parallel light-receiving component as claimed in claim 1, it is characterised in thatThe L-type pad is bonded on the substrate by conducting resinl.
- 5. multi-channel parallel light-receiving component as claimed in claim 1, it is characterised in thatThe shell one end is provided with fiber optic collimator array mounting hole, and the other end is provided with ceramic terminal mounting hole.
- 6. multi-channel parallel light-receiving component as claimed in claim 5, it is characterised in thatThe fiber optic collimator array is installed in the housing by the fiber optic collimator array mounting hole,The MT connectors are located at the hull outside, and the MT connectors are connected with the fiber optic collimator array by optical fiber.
- 7. multi-channel parallel light-receiving component as claimed in claim 5, it is characterised in thatThe ceramic terminal band has routing layer, and the ceramic terminal is arranged in the ceramic terminal mounting hole, the flexible electrical Road plate is located at the hull outside；The reception driving chip is connected with the side of the ceramic terminal by beating gold thread, the flexible PCB and the pottery The opposite side of porcelain terminal is by being weldingly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721099847.5U CN207051545U (en) | 2017-08-30 | 2017-08-30 | A kind of multi-channel parallel light-receiving component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721099847.5U CN207051545U (en) | 2017-08-30 | 2017-08-30 | A kind of multi-channel parallel light-receiving component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207051545U true CN207051545U (en) | 2018-02-27 |
Family
ID=61502507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721099847.5U Active CN207051545U (en) | 2017-08-30 | 2017-08-30 | A kind of multi-channel parallel light-receiving component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207051545U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519644A (en) * | 2018-03-06 | 2018-09-11 | 宁波金钇通信科技有限公司 | AOC optical modules |
| CN111061019A (en) * | 2019-12-02 | 2020-04-24 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| WO2021114714A1 (en) * | 2019-12-13 | 2021-06-17 | 青岛海信宽带多媒体技术有限公司 | Optical module |
-
2017
- 2017-08-30 CN CN201721099847.5U patent/CN207051545U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519644A (en) * | 2018-03-06 | 2018-09-11 | 宁波金钇通信科技有限公司 | AOC optical modules |
| CN111061019A (en) * | 2019-12-02 | 2020-04-24 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| WO2021114714A1 (en) * | 2019-12-13 | 2021-06-17 | 青岛海信宽带多媒体技术有限公司 | Optical module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107340574A (en) | Multichannel parallel light receiving assembly | |
| EP1723456B1 (en) | System and method for the fabrication of an electro-optical module | |
| US8705906B2 (en) | Photoelectric conversion module | |
| US20200264392A1 (en) | Optical module | |
| CN207051545U (en) | A kind of multi-channel parallel light-receiving component | |
| US6977423B2 (en) | Light-receiving assembly | |
| KR20160064365A (en) | Optical module | |
| CN101303439A (en) | Optical assemblies and their methods of formation | |
| CN103383483A (en) | Parallel optical emission assembly based on 45-degree fiber array and manufacturing method thereof | |
| CN111638577B (en) | Surface-mounted integrated optical module | |
| CN215575810U (en) | Multi-channel optical module | |
| JP2008158090A (en) | Optical wiring board | |
| KR20160134915A (en) | Receiver optical modules | |
| CN102565965B (en) | Laminated high-density optical module | |
| CN211375138U (en) | Optical module | |
| CN215910692U (en) | Optical module | |
| CN106338799A (en) | Light emitting assembly | |
| CN112987204A (en) | Adjustable passive-coupling multi-channel optical transceiving component and airtight packaging method | |
| JP2005292739A (en) | Optical module | |
| CN210347999U (en) | Multichannel optical transceiver module | |
| CN108267821A (en) | A kind of boxlike optical device structural member and optical device, the optical module using the optical device structural member | |
| CN208297783U (en) | A kind of boxlike optical device structural member, boxlike optical device and optical module | |
| WO2022247706A1 (en) | Optical engine assembly, optical interconnection system, and network device | |
| JP7141880B2 (en) | Optical receiver subassembly and optical module | |
| JP3941531B2 (en) | Optical receiver module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 266100 Songling Road, Laoshan District, Qingdao, Shandong Province, No. 399 Patentee after: Qingdao Xinghang Photoelectric Technology Co.,Ltd. Address before: 266104 in the investment service center of Beizhai sub district office, beizhaike community, Laoshan District, Qingdao City, Shandong Province Patentee before: HISENSE & JONHON OPTICAL-ELECTRICAL TECHNOLOGIES Co.,Ltd. |