CN106353865B - Optical module - Google Patents
Optical module Download PDFInfo
- Publication number
- CN106353865B CN106353865B CN201611065004.3A CN201611065004A CN106353865B CN 106353865 B CN106353865 B CN 106353865B CN 201611065004 A CN201611065004 A CN 201611065004A CN 106353865 B CN106353865 B CN 106353865B
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- optical
- limiting slot
- module
- connector
- shell
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Classifications
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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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4285—Optical modules characterised by a connectorised pigtail
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4246—Bidirectionally operating package structures
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention discloses an optical module, which comprises an optical transceiving component, a shell and a tail fiber, wherein the optical module is provided with a single optical fiber interface; the tail fiber comprises a circulator, an optical cable, a first connector, a second connector and a third connector; the circulator, the first connector and the second connector are disposed inside the housing, and the optical cable and the third connector are disposed outside the housing. The optical module has a single optical fiber interface, is of a single optical fiber interface structure, and can realize the transmission and the reception of optical signals by using one optical fiber, thereby improving the use efficiency and the transmission bandwidth of the optical fiber, realizing high-speed transmission, saving half of optical fiber resources, greatly reducing the system cost and improving the system reliability; meanwhile, the complexity of network wiring of the optical module can be reduced, so that the optical module is simple and compact in structure and small in size, and the application of the optical module in a high-density integrated communication system is facilitated.
Description
Technical field
The present invention relates to technical field of photo communication, relate in particular to a kind of optical module.
Background technique
The integrated module of optical transceiver, abbreviation optical module are one of the equipment for optical communication field standard modules.This mould
A kind of standard fitting of the block generally as equipment such as optical routers.In recent years, the requirement with user to bandwidth is higher and higher, light
Fibre arrives popularizing for family etc., and optical module market is advanced by leaps and bounds.
Existing optical module is usually double optical fiber Optical Interface Structures, it will usually cause optical fiber service efficiency low, transmit broadband
Low, the structure of optical module is not compact.In fiber optic communication, the cost of optical fiber occupies very big specific gravity in totle drilling cost, if energy
The usage mode for changing existing fiber is realized the transmitting and reception of optical signal using an optical fiber, will substantially reduce optic communication
Cost saves equipment investment, reduces optical fiber dosage, improves system reliability, has very high industrial value.
Summary of the invention
The purpose of the present invention is to provide a kind of optical modules, to solve the optical fiber service efficiency and transmission of existing optical module
Bandwidth is low, the not compact defect of the structure of optical module.
For this purpose, the present invention provides a kind of optical module, including optical transceiver module and shell, the optical transceiver module setting exist
The enclosure interior；The optical module has a single fiber interface, and the optical module further includes tail optical fiber, the optical transceiver module
Light transceiver number is transmitted by the tail optical fiber；The tail optical fiber includes circulator, optical cable, the first connector, the second connector and
Three connectors, one end of the circulator are connected with first connector and second connector, the circulator it is another
One end is connected with one end of the optical cable, and the other end of the optical cable is connected with the third connector；It is the circulator, described
First connector and second connector setting are arranged in the enclosure interior, the optical cable and the third connector in institute
State hull outside.
Compared with prior art, the advantages and positive effects of the present invention are: the present invention provides a kind of optical module, including light
Transmitting-receiving subassembly and shell, optical transceiver module are arranged inside housings；Optical module has a single fiber interface, and optical module further includes
Tail optical fiber, optical transceiver module transmit light transceiver number by tail optical fiber；Tail optical fiber includes circulator, optical cable, the first connector, the second connection
Device and third connector；Inside housings, optical cable is connected with third for circulator, first connector and the setting of the second connector
Device is arranged in hull outside.Optical module of the invention has a single fiber interface, and optical module is single fiber interface structure, uses
The transmitting and reception of optical signal had both may be implemented in a piece optical fiber, can be with so as to improve optical fiber service efficiency and transmission bandwidth
It realizes high rate data transmission, saves half fiber resource, substantially reduce system cost, improve system reliability；At the same time it can also
The complexity for reducing the network layout of optical module is conducive to optical module and exists so that optical module is simple and compact for structure, small in size
Application in High Density Integration communication system.
After a specific embodiment of the invention is read in conjunction with the figure, the other features and advantages of the invention will become more clear
Chu.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of embodiment of optical module of the present invention；
Fig. 2 is a kind of structural exploded view of embodiment of optical module of the present invention；
Fig. 3 is a kind of partial structure diagram of embodiment of optical module of the present invention；
Fig. 4 is a kind of structural schematic diagram of embodiment of the first shell of optical module of the present invention；
Fig. 5 is a kind of partial structure diagram of embodiment of optical module of the present invention；
Fig. 6 is a kind of structural schematic diagram of embodiment of the second shell of optical module of the present invention；
Fig. 7 is a kind of structural schematic diagram of embodiment of the tail optical fiber of optical module of the present invention；
Fig. 8 is a kind of structural exploded view of embodiment of the optical transceiver module of optical module of the present invention；
In Fig. 1-Fig. 8, appended drawing reference and its corresponding component names such as second:
1. first shell；11. first circuit board limiting slot；12. the first optical transmitter module mounting plate；13. the first light-receiving
Module mounting plate；14. the first optical receiver module limiting slot；15. the first optical transmitter module limiting slot；16. first annular device limit
Slot；17. the first tail pipe limiting slot；18. the first pig tail connections limiting slot；2. second shell .21. second circuit board limiting slot；
22. the second optical transmitter module mounting plate；23. the second optical receiver module mounting plate；24. the second optical transmitter module limiting slot；25. the
Two optical receiver module limiting slots；26. electric connector limiting slot；27. the second pig tail connections limiting slot；28. the second tail pipe limits
Slot；3. tail optical fiber；31. the first connector；32. the second connector；33. third connector；34. circulator；35. optical cable；36. protection
Set；37. tail pipe；4. optical transceiver module；41. circuit board；42. optical transmitter module；43. optical receiver module；44. electric connector；45.
First electrical connection adagio；46. the second electrical connection adagio.
Specific embodiment
Detailed description of the preferred embodiments below, it should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
As Figure 1-Figure 8, optical module of the invention includes optical transceiver module 4 and shell, and optical transceiver module 4 is arranged in shell
Internal portion；Optical module of the invention has a single fiber interface, and optical module further includes tail optical fiber 3, and optical transceiver module 4 passes through tail optical fiber
3 transmission light transceivers number；Tail optical fiber 3 is connected including circulator 34, optical cable 35, the first connector 31, the second connector 32 with third
Device 33, one end of circulator 34 are connected with the first connector 31 and the second connector 32, the other end and optical cable 35 of circulator 34
One end be connected, the other end of optical cable 35 is connected with third connector 33；Circulator 34, the first connector 31, the second connector
Inside housings, optical cable 35 and third connector 33 are arranged in hull outside for 32 settings.
Optical transceiver module 4 includes circuit board 41, optical transmitter module 42, optical receiver module 43 and electric connector 44, light emitting
One end of circuit board 41 is arranged in module 42 and optical receiver module 43, and electric connector 44 is fixedly connected on the bottom of circuit board 41；
First connector 31 is connected with optical transmitter module 42, and the second connector 32 is connected with optical receiver module 43, and third connector 33 is used
In connection external optical signal.
Optical module of the invention has a single fiber interface, and optical module is single fiber interface structure, uses an optical fiber
Both the transmitting and reception of optical signal may be implemented, so as to improve optical fiber service efficiency and transmission bandwidth, high speed may be implemented
Rate transmission, saves half fiber resource, substantially reduces system cost, improve system reliability；At the same time it can also reduce optical mode
The complexity of the network layout of block is conducive to optical module in high density collection so that optical module is simple and compact for structure, small in size
At the application in communication system.
The optical transceiver module 4 of optical module of the invention transmits light transceiver number by tail optical fiber 3, i.e. optical transceiver module 4 passes through
The output and reception of the progress optical signal of tail optical fiber 3；Optical transmitter module 42 can realize multipath light signal parallel output, optical receiver module 43
Achievable multipath light signal receives parallel；First connector 31 is connected with optical transmitter module 42, the second connector 32 and light-receiving
Module 43 is connected, and third connector 33 is for connecting external optical signal；The optical signaling paths of optical module of the invention are as follows: the
Three connectors 33 receive external optical signal, are transmitted to the second connector 32, the second connector 32 by optical cable 35 and circulator 34
By optical signal transmission to optical receiver module 43, so that optical receiver module 43 receives optical signal；42 output optical signal of optical transmitter module
To the first connector 31, by circulator 34 and optical cable 35 by optical signal transmission to third connector 33, third connector 33 will
Optical signal is exported to outside；As a result, optical transceiver module 4 carries out the output and reception of optical signal by tail optical fiber 3.
Tail optical fiber 3 further includes tail pipe 37 and protective case 36, and one end of optical cable 35 is arranged in protective case 36, and tail pipe 37 connects annular
The other end and protective case 36 of device 33.
Shell includes first shell 1 and second shell 2, and first shell 1 and second shell 2 are bolted.
First shell 1 includes first circuit board limiting slot 11, the first optical transmitter module mounting plate 12 and the first light-receiving mould
One end of first shell 1, the first optical transmitter module mounting plate 12 and is arranged in block mounting plate 13, first circuit board limiting slot 11
One optical receiver module mounting plate 13 is arranged in parallel, one end of the first optical transmitter module mounting plate 12 and the installation of the first optical receiver module
One end of plate 13 is adjacent with first circuit board limiting slot 11, and the other end of the first optical transmitter module mounting plate 12 is sent out equipped with the first light
Module limiting slot 14 is penetrated, the other end of the first optical receiver module mounting plate 13 is equipped with the first optical receiver module limiting slot 15；First
Shell 1 further includes the first pig tail connections limiting slot 18, first annular device limiting slot 16 and the first tail pipe limiting slot 17, the first tail
Fiber connector limiting slot 18 be arranged in the other end of first shell 1 and with the first optical transmitter module limiting slot 14 and the first light-receiving
Module limiting slot 15 is adjacent, and first annular device limiting slot 16 is arranged in the first optical transmitter module mounting plate 12 and the first light-receiving mould
Between block mounting plate 13, the first tail pipe limiting slot 17 is arranged on the shell wall of first shell 1.
Second shell 2 includes second circuit board limiting slot 21, the second optical transmitter module mounting plate 22 and the second light-receiving mould
One end of second shell 2 is arranged in block mounting plate 23, second circuit board limiting slot 21, and second circuit board limiting slot 21 is equipped with electricity
Connector limiting slot 26, the second optical transmitter module mounting plate 22 and the second optical receiver module mounting plate 23 are arranged in parallel, the second light
One end of transmitting module mounting plate 22 and one end of the second optical receiver module mounting plate 23 are adjacent with second circuit board limiting slot 21,
The other end of second optical transmitter module mounting plate 22 is equipped with the second optical transmitter module limiting slot 24, the second optical receiver module mounting plate
23 other end is equipped with the second optical receiver module limiting slot 25；Second shell 2 further includes 27 He of the second pig tail connections limiting slot
Second tail pipe limiting slot 28, the second pig tail connections limiting slot 27 be arranged in the other end of second shell 2 and with the second light emitting
Module limiting slot 24 and the second optical receiver module limiting slot 25 are adjacent, and the shell of second shell 2 is arranged in the second tail pipe limiting slot 28
On wall.
Optical transceiver module 4 is arranged inside housings, wherein circuit board 41 is arranged in first circuit board limiting slot 11 and second
In the space that circuit board limiting slot 21 surrounds, electric connector 44 is arranged in electric connector limiting slot 26；Optical transmitter module 42 is set
It sets in the space that the first optical transmitter module mounting plate 12 and the second optical transmitter module mounting plate 22 surround, optical transmitter module 42
The one end being connected with the first connector 31 is arranged in the first optical transmitter module limiting slot 14 and the second optical transmitter module limiting slot 24
In the space surrounded；Optical receiver module 43 is arranged in the first optical receiver module mounting plate 13 and the second optical receiver module mounting plate 23
In the space surrounded, the one end of optical receiver module 43 being connected with the second connector 32 is arranged in the first optical receiver module limiting slot
15 and second in the space that surrounds of optical receiver module limiting slot 25.Shell structure of the invention can be improved optical transceiver module 4 and exist
The installation accuracy and installation stability of enclosure interior, can make the firm setting of optical transceiver module 4 inside housings, can make
Optical module it is compact-sized, the structural soundness of optical module can be improved.
Circulator 34 is arranged in first annular device limiting slot 16, and tail pipe is arranged in the first tail pipe limiting slot 17 and the second tail
In the space that pipe limiting slot 28 surrounds；First connector 31 and the second connector 32 are arranged in the first pig tail connections limiting slot 18
In the space surrounded with the second pig tail connections limiting slot 27, the first connector 31 is connected with one end of optical transmitter module 42, the
Two connectors 32 are connected with one end of optical receiver module 43.The connection of circulator 34, first can be improved in shell structure of the invention
The installation accuracy and installation stability of 32 enclosure interior of device 31 and the second connector, can also reduce the network layout of optical module
Complexity is conducive to optical module in High Density Integration communication system so that optical module is simple and compact for structure, small in size
Using.
Shell of the invention includes first shell 1 and second shell 2, and first shell 1 and second shell 2 are bolted
Spiral-lock together, wraps the circulator 34, the first connector 31 and the second connector 32 of optical transceiver module 4 and tail optical fiber 3, shell
Body can play the role of support, fixation and protection.Shell and only one connecting interface of external fiber, i.e. shell of the invention
The through-hole and external fiber being only made up of the first pig tail connections limiting slot 18 and the second pig tail connections limiting slot 27
It is attached, the complexity of the network layout of optical module can be reduced, so that optical module is simple and compact for structure, small in size,
Be conducive to application of the optical module in High Density Integration communication system.
As preferred embodiment, tail pipe 37 is metal tail pipe, and the setting of tail pipe 37 is in the first tail pipe limiting slot 17 and the
In two tail pipe limiting slots 24, i.e., tail pipe 37 is arranged on the shell wall of shell, can play the role of support, fixation and protection, tail
Pipe 37 can be used for protecting optical cable 35, can prevent shell from damaging to optical cable 35.
As preferred embodiment, protective case 36 is rubber protecting jacket, and protective case 36 can be used for protecting optical cable 35.
As preferred embodiment, shell is metal shell, can play good heat spreading function.
Optical transceiver module 4 further includes the first electrical connection adagio 45 and the second electrical connection adagio 46, the first electrical connection adagio 45
It is welded on circuit board 41 with the second electrical connection adagio 46；Optical transmitter module 42 is electrically connected adagio 45 with first and is connected, light-receiving
Module 43 is electrically connected adagio 46 with second and is connected.
As preferred embodiment, the first connector 31, the second connector 32 and third connector 33 can connect for MT
Connect device, or MPO connector.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than is limited；Although referring to aforementioned reality
Applying example, invention is explained in detail, for those of ordinary skill in the art, still can be to aforementioned implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these are modified or replace
It changes, the spirit and scope for claimed technical solution of the invention that it does not separate the essence of the corresponding technical solution.
Claims (4)
1. a kind of optical module, including optical transceiver module and shell, the optical transceiver module is arranged in the enclosure interior；Its feature
It is,
The optical module has a single fiber interface, and the optical module further includes tail optical fiber, and the optical transceiver module passes through described
Tail optical fiber transmits light transceiver number；
The tail optical fiber includes circulator, optical cable, the first connector, the second connector and third connector, and the one of the circulator
End is connected with first connector and second connector, one end phase of the other end of the circulator and the optical cable
Even, the other end of the optical cable is connected with the third connector；
The circulator, first connector and second connector are arranged in the enclosure interior, the optical cable and institute
Third connector is stated to be arranged in the hull outside；
The optical transceiver module includes circuit board, optical transmitter module, optical receiver module and electric connector, the optical transmitter module and
One end of the circuit board is arranged in the optical receiver module, and the electric connector is fixedly connected on the bottom of the circuit board；
First connector is connected with the optical transmitter module, and second connector is connected with the optical receiver module, institute
Third connector is stated for connecting external optical signal；
The tail optical fiber further includes tail pipe and protective case, and described to protect the one end for being set on the optical cable, the tail pipe connects institute
State the other end and the protective case of circulator；
The shell includes first shell and second shell, and the first shell and the second shell are bolted；
The first shell includes first circuit board limiting slot, the first optical transmitter module mounting plate and the installation of the first optical receiver module
One end of the first shell, the first optical transmitter module mounting plate and institute is arranged in plate, the first circuit board limiting slot
It states the first optical receiver module mounting plate to be arranged in parallel, one end of the first optical transmitter module mounting plate and first light-receiving
One end of module mounting plate is adjacent with the first circuit board limiting slot, and the other end of the first optical transmitter module mounting plate is set
There is the first optical transmitter module limiting slot, the other end of the first optical receiver module mounting plate is limited equipped with the first optical receiver module
Slot；
The first shell further includes the first pig tail connections limiting slot, first annular device limiting slot and the first tail pipe limiting slot,
The first pig tail connections limiting slot is arranged in the other end of the first shell and limits with first optical transmitter module
Slot and the first optical receiver module limiting slot are adjacent, and the first annular device limiting slot is arranged in first optical transmitter module
Between mounting plate and the first optical receiver module mounting plate, the shell of the first shell is arranged in the first tail pipe limiting slot
On wall；
The second shell includes second circuit board limiting slot, the second optical transmitter module mounting plate and the installation of the second optical receiver module
One end of the second shell is arranged in plate, the second circuit board limiting slot, and the second circuit board limiting slot is equipped with electricity
Connector limiting slot, the second optical transmitter module mounting plate and the second optical receiver module mounting plate are arranged in parallel, described
One end of second optical transmitter module mounting plate and one end of the second optical receiver module mounting plate and the second circuit board limit
Position slot is adjacent, and the other end of the second optical transmitter module mounting plate is equipped with the second optical transmitter module limiting slot, second light
The other end of receiving module mounting plate is equipped with the second optical receiver module limiting slot；
The second shell further includes the second pig tail connections limiting slot and the second tail pipe limiting slot, second pig tail connections
Limiting slot be arranged in the other end of the second shell and with the second optical transmitter module limiting slot and second light-receiving
Module limiting slot is adjacent, and the second tail pipe limiting slot is arranged on the shell wall of the second shell；
The circuit board is arranged in the space that the first circuit board limiting slot and the second circuit board limiting slot surround, institute
Electric connector is stated to be arranged in the electric connector limiting slot；The optical transmitter module setting is pacified in first optical transmitter module
In the space that loading board and the second optical transmitter module mounting plate surround, one end of the optical transmitter module is arranged described first
In the space that optical transmitter module limiting slot and the second optical transmitter module limiting slot surround；The optical receiver module is arranged in institute
It states in the space that the first optical receiver module mounting plate and the second optical receiver module mounting plate surround, the optical receiver module
One end is arranged in the space that the first optical receiver module limiting slot and the second optical receiver module limiting slot surround；
The circulator is arranged in the first annular device limiting slot, the tail pipe setting in the first tail pipe limiting slot and
In the space that the second tail pipe limiting slot surrounds；First connector and second connector are arranged in first tail
In the space that fiber connector limiting slot and the second pig tail connections limiting slot surround, first connector and the light are sent out
The one end for penetrating module is connected, and second connector is connected with one end of the optical receiver module.
2. optical module as described in claim 1, which is characterized in that
The tail pipe is metal tail pipe, and the protective case is rubber protecting jacket.
3. optical module as described in claim 1, which is characterized in that
The shell is metal shell.
4. optical module as described in claim 1, which is characterized in that
The optical transceiver module further includes the first electrical connection adagio and the second electrical connection adagio, and described first is electrically connected adagio and institute
The second electrical connection adagio is stated to be welded on the circuit board；The optical transmitter module is electrically connected adagio with described first and is connected, institute
State optical receiver module with described second be electrically connected adagio be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611065004.3A CN106353865B (en) | 2016-11-28 | 2016-11-28 | Optical module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611065004.3A CN106353865B (en) | 2016-11-28 | 2016-11-28 | Optical module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106353865A CN106353865A (en) | 2017-01-25 |
| CN106353865B true CN106353865B (en) | 2018-12-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611065004.3A Active CN106353865B (en) | 2016-11-28 | 2016-11-28 | Optical module |
Country Status (1)
| Country | Link |
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| CN (1) | CN106353865B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108571989A (en) * | 2017-03-10 | 2018-09-25 | 卿定求 | A kind of small rectangular self photoelectric sensor |
| CN108873187A (en) * | 2018-06-05 | 2018-11-23 | 昂纳信息技术（深圳）有限公司 | A kind of optical texture and a kind of optical module improving anti-electromagnetic-radiation performance |
| CN111913258A (en) * | 2019-05-09 | 2020-11-10 | 青岛海信宽带多媒体技术有限公司 | Optical module |
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| CN2533618Y (en) * | 2001-03-26 | 2003-01-29 | 鸿富锦精密工业（深圳）有限公司 | Electro-optical transmit-receive module |
| CN201615956U (en) * | 2009-10-09 | 2010-10-27 | 陈建光 | Integrated cable electrical contact with duplex optical component |
| CN204044393U (en) * | 2014-02-27 | 2014-12-24 | ***通信集团安徽有限公司 | A kind of novel optical fiber connector, there is the network device of novel optical fiber connector |
| CN204314510U (en) * | 2014-12-05 | 2015-05-06 | 武汉电信器件有限公司 | Realize the QSFP+ optical-electric module of data efficient transmission |
| CN206224024U (en) * | 2016-11-28 | 2017-06-06 | 中航海信光电技术有限公司 | A kind of optical module |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5541483B2 (en) * | 2009-08-07 | 2014-07-09 | 日立金属株式会社 | Photoelectric conversion module |
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2016
- 2016-11-28 CN CN201611065004.3A patent/CN106353865B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2533618Y (en) * | 2001-03-26 | 2003-01-29 | 鸿富锦精密工业（深圳）有限公司 | Electro-optical transmit-receive module |
| CN201615956U (en) * | 2009-10-09 | 2010-10-27 | 陈建光 | Integrated cable electrical contact with duplex optical component |
| CN204044393U (en) * | 2014-02-27 | 2014-12-24 | ***通信集团安徽有限公司 | A kind of novel optical fiber connector, there is the network device of novel optical fiber connector |
| CN204314510U (en) * | 2014-12-05 | 2015-05-06 | 武汉电信器件有限公司 | Realize the QSFP+ optical-electric module of data efficient transmission |
| CN206224024U (en) * | 2016-11-28 | 2017-06-06 | 中航海信光电技术有限公司 | A kind of optical module |
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| CN106353865A (en) | 2017-01-25 |
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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. |
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