CN203444872U - Photoelectric integrated optical fiber distribution box for photoelectric composite cables - Google Patents
Photoelectric integrated optical fiber distribution box for photoelectric composite cables Download PDFInfo
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- CN203444872U CN203444872U CN201320565870.4U CN201320565870U CN203444872U CN 203444872 U CN203444872 U CN 203444872U CN 201320565870 U CN201320565870 U CN 201320565870U CN 203444872 U CN203444872 U CN 203444872U
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Abstract
The utility model provides a photoelectric integrated optical fiber distribution box for photoelectric composite cables. The photoelectric integrated optical fiber distribution box comprises a box body, optical cable fixing devices, wire threading rings, a power distribution assembly, an optical cable welding and storing assembly and an optical unit assembly, wherein the power distribution assembly is used for cable connection, the optical unit assembly is used for welding an optical cable into a terminal, the optical cable fixing devices are used for leading in stripping of a photoelectric composite cable and fixation in photoelectric cable separation, and the optical cable welding and storing assembly is used for welding and storing an optical cable.
Description
Technical field
The utility model relates to optical fiber composite cable field, especially relates to a kind of optoelectronic composite cable optoelectronic integration fiber-dividing box.
Background technology
Needs based on building intelligent grid, State Grid Corporation of China is adopting optical fiber composite cable, by optical fiber combination in lv power cable structure, realizing power line synchronizes with optical fiber to register one's residence and builds power optical fiber to family engineering, when meeting electrical production demand, can also carry telecommunications network, broadcasting and television network, Internet service, submit to for public information service, realize the synchronous transmission of flow of power and information flow.Thereby make intelligent grid become the novel public service basic platform of flow of power, information flow, Business Stream high unity, promote China's industrialization and informationalized " two change fusion ", there is significant economic benefit and social benefit.
Fiber-dividing box is mainly used in the new construction of 3G/4G base station and the broadband access engineering of FTTx of wisdom city fiber optic network, fiber optic stretch, remote power feedings etc., all, in outdoor environment and independently running, further solve electromagnetic interference problem, saves energy, reduce discharge, low-carbon environment-friendly, can be applicable to make somebody a mere figurehead, the multi-form mounting means such as peg, and have that volume is little, lightweight, installing/dismounting is carried feature flexibly, therefore can be widely used in the occasions such as wireless base station.In wireless network, own characteristic due to integrated fiber-dividing box, make it in roof installation and deployment, become a kind of preferred scheme, general two cover racks can Rapid Combination become a set of base station system, comprise BTS rack and transmission power supply integrated machine cabinet, BTS rack mainly solves the installation of BTS equipment and the introducing of feeder line, and transmission power supply integrated machine cabinet has good power supply distribution transfer function, and integrated fiber-dividing box will provide the allocation functions such as transmission power supply and optical fiber distributing.Integrated fiber-dividing box adopts PC alloy material to make, have anti-aging, corrosion-resistant, impact-resistant superior function, adopt environment-friendly type energy-saving material, possess and bear the ability of various climatic environments and suitable survivability, conscientiously improved design and construction quality efficiency, guaranteed the reliable and stable use of network, transmission performance indicators, all meets China Telecom, China Mobile, San great operator of CHINAUNICOM is for fiber optic stretch, and the technical specification of remote power feeding, is satisfied with reliability and the flexibility of wisdom city fiber optic network.
The utility model relates to a kind of optoelectronic composite cable optoelectronic integration fiber-dividing box, comprise casing, be arranged on power supply unit and the light unit of box house, in corresponding two optical cable entrance holes and two the long cable section of ingoing line holes of being provided with of casing right side upper-lower position, in the casing left side fiber optic cable wire hole group having more than two setting up and down, described fiber optic cable wire hole group consists of two optical cable wire holes and two cable outlet holes.A kind of optoelectronic composite cable of the utility model divides upper, middle, and lower part with optoelectronic integration fiber-dividing box, is light unit above, and there is fused fiber splice memory cell centre, is power supply unit below.Can continue respectively and branch to the optical fiber in optical fiber composite low-voltage cable and cable.The turnover cable mode of optoelectronic integration fiber-dividing box is designed to up-down structure, not only makes to pass in and out cable neat appearance, and optimizes the layout of element in cabinet, make compact conformation reasonable, good looking appearance, the space of having saved to greatest extent building cable shafts, constructs more convenient.
Along with telecommunications are surging forward, in communication network, telephone service is the trend that grows steadily, and data service is exponential increase situation, and the multimedia of voice, data and image etc. all needs transmission, so need larger network capacity and wider bandwidth.Fully under way, the moving machine room of the fast development that 3G mobile network builds, new Countryside Information Construction engineering progress into each residential quarters and remote districts.For communication terminal devices such as various unattended equipment rooms, mobile base stations, except the various up-downgoing information of solution transmission, also to solve the local problems such as power failure or power taking difficulty that often occur simultaneously, while guaranteeing local power-off, various communication can continue unimpeded.Optoelectronic integration fiber-dividing box becomes the ideal chose of strange land temperature power taking undoubtedly as a kind of emerging product that can signal transmission can transmit again electric energy.
Optoelectronic integration fiber-dividing box is a kind of novel access way, and its light harvesting fibre, power transmission line, holding wire and one can solve broadband access, equipment electricity consumption, signal transmission, are applicable to do transmission line in broadband access network system.Because 2G/3G/WALN BTS service is mainly a large amount of mobile terminal devices, provide wireless signal, mobile terminal is generally mobile phone, notebook etc., and the flying power of its end cell is generally several hours to a couple of days.So keep stablizing of telepoint base station device power supply (DPS) extremely important, 2G/3G/WALN is carried out to overlay area and Remote Power Supply is carried out at repeater, the RRU station built, optoelectronic integration fiber-dividing box is the construction mode of a kind of safety, economical rationality.
Utility model content
The utility model provides a kind of optoelectronic composite cable optoelectronic integration fiber-dividing box, and this fiber-dividing box comprises: casing 1, optical cable fixing device 2, Overline ring 3, power distribution assembly 4; Optical cable welding memory module 5; Light unit block 6, wherein power distribution assembly 4 is that light unit block 6 is the ends that are fused into for optical cable for the continuing of cable, optical cable fixing device 2 is for introducing fixing when separated of the stripping of optoelectronic composite cable and optical cable; Optical cable welding memory module 5 is the welding storages for optical cable.
Further, described optical cable fixing device 2 comprises: fastening bolt 201, fixation with steel wire part 202, insulating base 203.
Further, described power distribution assembly 4 comprises: fastening bolt 401, power module 402, power module mount pad 403.
Further, described smooth unit block 6 comprises adapter 601, mounting bracket 602, fastening bolt 603.
Further; described optoelectronic composite cable is that single mode or multimode fiber are inserted in the loose sleeve pipe of being made by the polyester material of high-modulus; fill optical fiber ointment in sleeve pipe, add one or more PVC insulated cable to be stranded in together with loose sleeve pipe on the FRP strengthening core at center simultaneously and form cable core.
Further, in corresponding two optical cable entrance holes and two the long cable section of ingoing line holes of being provided with of casing right side upper-lower position, in the casing left side fiber optic cable wire hole group having more than two setting up and down, described fiber optic cable wire hole group consists of two optical cable wire holes and two cable outlet holes.
Further, described integrated fiber-dividing box divides upper, middle, and lower part, is light unit above, and there is fused fiber splice memory cell centre, is power supply unit below.
According to integrated fiber-dividing box of the present utility model, its technique effect that obtains is: light harvesting fibre and power transmission and distribution, are avoided secondary wiring, can effectively reduce the expenses such as construction, networking.Compare traditional FTTH, use optical fiber composite rope to enter scheme as intelligent grid user termination, saving the resources such as a large amount of metals, pipeline, plastics, can effectively reduce the every cost that enters community and user, is last hundred meters of access schemes that current cost performance is the highest.
Accompanying drawing explanation
Fig. 1 is optoelectronic integration fiber-dividing box structural representation of the present utility model.
Fig. 2 is the optical cable fixing device structural representation of optoelectronic integration fiber-dividing box of the present utility model.
Fig. 3 is the power supply unit structural representation of optoelectronic integration fiber-dividing box of the present utility model.
Fig. 4 is the light cellular construction schematic diagram of optoelectronic integration fiber-dividing box of the present utility model.
Wherein, Reference numeral implication is:
1---casing; 2---optical cable fixing device; 3---Overline ring; 4---power distribution assembly; 5---optical cable welding memory module; 6---light unit block;
201---fastening bolt; 202---fixation with steel wire part; 203---insulating base;
401---fastening bolt; 402---power module; 403---power module mount pad;
601---adapter; 602---mounting bracket; 603---fastening bolt.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
It shown in Fig. 1, is optoelectronic integration fiber-dividing box structural representation of the present utility model.According to Fig. 1, optoelectronic integration fiber-dividing box of the present utility model, comprising: casing 1, optical cable fixing device 2, Overline ring 3, power distribution assembly 4; Optical cable welding memory module 5; Light unit block 6.Wherein, the utility model is most crucial is power distribution assembly 4 and light unit block 6, and wherein power distribution assembly 4 is that light unit block 6 is the ends that are fused into for optical cable for the continuing of cable.Optical cable fixing device 2 is for introducing the fixation peeling of optoelectronic composite cable.Optical cable welding memory module 5 is the welding storages for optical cable.
It shown in Fig. 2, is optical cable fixing device structural representation of the present utility model.According to Fig. 2, optical cable fixing device 2 of the present utility model comprises: fastening bolt 201; Fixation with steel wire part 202; Insulating base 203.The utility model is for introducing the stripping of optoelectronic composite cable, fixing when optical cable is separated.
Shown in Fig. 3, be power distribution assembly 4 structural representations of the present utility model.According to Fig. 3, power distribution assembly 4 of the present utility model comprises: fastening bolt 401; Power module 402; Power module mount pad 403.The utility model is continuing for optoelectronic composite cable cable.
Shown in Fig. 4, be smooth unit block 6 structural representations of the present utility model, smooth unit block 6 of the present utility model comprises adapter 601; Mounting bracket 602; Fastening bolt 603.The utility model is the Cheng Duan for optoelectronic composite cable optical cable.
What optoelectronic integration fiber-dividing box of the present utility model adopted is optoelectronic composite cable; it is that single mode or multimode fiber are inserted in the loose sleeve pipe of being made by the polyester material of high-modulus; fill optical fiber ointment in sleeve pipe, add one or more PVC insulated cable to be stranded in together with loose sleeve pipe on the FRP strengthening core at center simultaneously and form cable core.
The utility model relates to a kind of optoelectronic composite cable optoelectronic integration fiber-dividing box, comprise casing, be arranged on power supply unit and the light unit of box house, in corresponding two optical cable entrance holes and two the long cable section of ingoing line holes of being provided with of casing right side upper-lower position, in the casing left side fiber optic cable wire hole group having more than two setting up and down, described fiber optic cable wire hole group consists of two optical cable wire holes and two cable outlet holes.
A kind of optoelectronic composite cable of the utility model divides upper, middle, and lower part with optoelectronic integration fiber-dividing box, is light unit above, and there is fused fiber splice memory cell centre, is power supply unit below.Can continue respectively and branch to the optical fiber in optical fiber composite low-voltage cable and cable.The turnover cable mode of optoelectronic integration fiber-dividing box is designed to up-down structure, not only makes to pass in and out cable neat appearance, and optimizes the layout of element in cabinet, make compact conformation reasonable, good looking appearance, the space of having saved to greatest extent building cable shafts, constructs more convenient.
Optoelectronic integration fiber-dividing box of the present utility model is introduced optoelectronic composite cable, can meet the environment for use of-40～85 ℃.
Optoelectronic integration fiber-dividing box of the present utility model, the optical fiber connector outward appearance of employing is level and smooth, clean, without greasy dirt, without scar and crackle; Each component combination is smooth; Plug is smooth-going with engaging of adapter, is easy to plug; Dust cap coordinates suitably with lock pin degree of tightness.All loose mails required the test of 96 hours high low temperature (40～85 ℃), fire-retardant and meet ROHS environmental requirement; Metal species loose mail required 35 ℃, 96 hours salt mist tests.
The transmission performance indicators of optoelectronic integration fiber-dividing box of the present utility model and every specification requirement, all meet China Telecom, China Mobile, and San great operator of CHINAUNICOM is for the technical specification of fiber-dividing box.
In a specific embodiment, optoelectronic composite cable is introduced after casing, carries out the separation of optical cable.Cable continues in casing power distribution assembly, and optical cable is fused into end in light unit block.
Further, fiber-dividing box meets the environment for use of-45～80 ℃;
Further, the utility model is selected novel PC+ABS composite material, good insulation preformance, and volume is little, recyclable recycling;
Further, optoelectronic integration fiber-dividing box of the present utility model is selected and is filled the bend insensitive fiber that minimum bending radius is 7.5mm perhaps, the bend insensitive fiber that the minimum bending radius of selecting special core design is 5mm, or the fiber optic cables of the disposable type of other requirement.
A kind of optoelectronic integration fiber-dividing box that the utility model provides, adopt metal stiffener fixed light photoelectric compound cable, by the optical cable in separated light photoelectric compound cable, also become respectively end and continue with cable, be mainly used in a kind of optoelectronic integration fiber-dividing box that the utility model provides, adopt metal stiffener fixed light photoelectric compound cable, by the optical cable in separated light photoelectric compound cable, also become respectively end and continue with cable, being mainly used in moving machine room and progressing into each residential quarters and remote districts and various unattended equipment rooms.Solve the various up-downgoing information of transmission, also solved the problems such as local frequent appearance power failure or power taking difficulty simultaneously.
A kind of optoelectronic integration fiber-dividing box that the utility model provides, adopts metal stiffener fixed light photoelectric compound cable, by the optical cable in separated light photoelectric compound cable, is also become respectively end and continues with cable.Mainly in each base station in FTTN, the signal transmission of small communication station and solve power supply problem.And cost is low, be easy to lay.
The beneficial effects of the utility model also comprise following particular content:
Optoelectronic integration fiber-dividing box of the present utility model, has good machinery and environmental performance; Concrete structure requirement and mechanical performance are as follows.
1 structural requirement
1.1 General Requirements
1.1.1 tank material
(1) tank material adopts the nonmetallic composite that meets intensity and flammability requirement;
(2) nonmetallic materials parts should be the non-combustible material of prolonging, and its flammability should be able to be by the requirement of fire retardancy test;
(3) the chamber door inwall Rib Thickness of nonmetal casing can not be lower than 2mm;
(5) nonmetallic materials parts should be the non-combustible material of prolonging, and its flammability should be able to be by the requirement of fire retardancy test;
(6) all non-metal box system parts that expose should be able to be resisted ultraviolet ray, after solar simulating radiation test, and the phenomenons such as flawless, pin hole, breakage.
1.1.2 connection and fastening
Casing does not allow to use being threaded as structure and bearer connection without locking device.
1.1.3 box sizes and requirement
The design of size should meet the principle of compact conformation, conserve space and the energy.Casing thickness should not surpass 150mm.
1.1.4 door
1.1.5 cabinet door has vertical hinge formula door and two kinds of structures of falling hinger formula door are selective;
1.1.6 door is during standard-sized sheet, and maximum opening angle should be greater than 110 °.If falling hinger formula door, its lower limb should, higher than the horizontal plane at hinge place, provide enough operating spaces;
1.1.7 door and door limiting device, after 1000 On/Off repetitive operations, answer function intact, without undue wear phenomenon;
1.1.8 during chamber door opening, except manpower dismounting, chamber door is not tear-away.
1.2 wall hangings are fixed
1.2.1 wall-hanging box back surface should possess screw anchor point, in order to the location of auxiliary wall fixing threaded hole.
2 casing functions
The fixedly defencive function of 2.1 cables
When optical cable or draw-in box of cable body, should there is fixing and protective device reliably;
When casing provides optical cable access, should be provided with the protective earthing device that is not less than 4 optical cables, protective earthing place should have obvious ground connection sign, and the sectional area of ground wire should be greater than 6mm
2;
Casing should be convenient to the welding of optical cable and optical fibres or tail optical fiber, the operations such as installation and maintenance, and simultaneously casing should possess the storage area of optical fiber cable more than needed, and while no matter turning wherein, optical cable bending radius all should be greater than 20 times of optic cable diameter; Optical fiber is when box house lays, and its radius of curvature should be greater than 30mm.
2.2 box sealing performances
For outdoor version, sealing property should meet the requirement of IP55 level in GB 4208-2008 standard.For indoor type, sealing property should meet the requirement of IP33 level in GB 4208-2008 standard.In particular cases can specifically consult with user.
2.3 casing mechanical and physical performances
When box height≤500mm, casing top end surface should be able to bear the pressure at right angle that is not less than 900N, after chamber door is opened, in the outermost end of door, should be able to bear the pressure at right angle that is not less than 50N.Shed after load, casing is without depredation and permanent deformation.When having optical cable to introduce, after optical cable is fixing, the axial tension that is not less than 200N should be able to be born, and windup-degree ± 90 ° can be born, totally 3 circulations are reversed, and ± 45 °, totally 10 reversed bendings.After drawn, torsion, bend test, check optical cable bearing, optical cable should be without any loosening, breakoff phenomenon.
When 500mm< box height≤l200mm, casing top end surface should be able to bear the pressure at right angle that is not less than 500N, after chamber door is opened, in the outermost end of door, should be able to bear the pressure at right angle that is not less than 100N.Shed after load, casing is without depredation and permanent deformation.When having optical cable to introduce, after optical cable is fixing, the axial tension that is not less than 500N should be able to be born, and windup-degree ± 90 ° can be born, totally 3 circulations are reversed, and ± 45 °, totally 10 reversed bendings.After drawn, torsion, bend test, check optical cable bearing, optical cable should be without any loosening, breakoff phenomenon.
When box height >1200mm, casing top end surface should be able to bear the pressure at right angle that is not less than 1000N, after chamber door is opened, in the outermost end of door, should be able to bear the pressure at right angle that is not less than 200N.Shed after load, casing is without depredation and permanent deformation.When having optical cable to introduce, after optical cable is fixing, the axial tension that is not less than 1000N should be able to be born, and windup-degree ± 90 ° can be born, totally 3 circulations are reversed, and ± 45 °, totally 10 reversed bendings.After drawn, torsion, bend test, check optical cable bearing, optical cable should be without any loosening, breakoff phenomenon.
3. transmission performance indicators
3.1 electric clearances: 10mm;
3.2 creepage distances: 12mm;
3.3 functional units are when separation point position, and the isolation distance of the exposed live part of its Master circuit connector and fixed contact should be not less than 20mm;
3.4 decay :≤0.36 dB/km at 1310nm; ≤ 0.22 dB/km at 1550nm;
3.5 PMD link fiber≤0.1 ps/km;
3.6 attenuation points discontinuities :≤0.1 dB at 1310nm & 1550nm;
3.7 degree of protection: IP30.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, all any modifications of making, be equal to replacement and improvement etc., within being all contained in protection range of the present utility model within the utility model spirit and principle.
Claims (7)
1. an optoelectronic composite cable optoelectronic integration fiber-dividing box, is characterized in that:
This fiber-dividing box comprises: casing (1), optical cable fixing device (2), Overline ring (3), power distribution assembly (4); Optical cable welding memory module (5); Light unit block (6), wherein power distribution assembly (4) is that light unit block (6) is the end that is fused into for optical cable for the continuing of cable, optical cable fixing device (2) is for introducing fixing when separated of the stripping of optoelectronic composite cable and optical cable; Optical cable welding memory module (5) is the welding storage for optical cable.
2. fiber-dividing box according to claim 1, is characterized in that:
Described optical cable fixing device (2) comprising: fastening bolt (201), fixation with steel wire part (202), insulating base (203).
3. fiber-dividing box according to claim 1 and 2, is characterized in that:
Described power distribution assembly (4) comprising: fastening bolt (401), power module (402), power module mount pad (403).
4. fiber-dividing box according to claim 1, is characterized in that:
Described smooth unit block (6) comprises adapter (601), mounting bracket (602), fastening bolt (603).
5. fiber-dividing box according to claim 1, is characterized in that:
Described optoelectronic composite cable is that single mode or multimode fiber are inserted in the loose sleeve pipe of being made by the polyester material of high-modulus; fill optical fiber ointment in sleeve pipe, add one or more PVC insulated cable to be stranded in together with loose sleeve pipe on the FRP strengthening core at center simultaneously and form cable core.
6. fiber-dividing box according to claim 1, is characterized in that:
In corresponding two optical cable entrance holes and two the long cable section of ingoing line holes of being provided with of casing right side upper-lower position, in the casing left side fiber optic cable wire hole group having more than two setting up and down, described fiber optic cable wire hole group consists of two optical cable wire holes and two cable outlet holes.
7. fiber-dividing box according to claim 1, is characterized in that:
Described integrated fiber-dividing box divides upper, middle, and lower part, is light unit above, and there is fused fiber splice memory cell centre, is power supply unit below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320565870.4U CN203444872U (en) | 2013-09-12 | 2013-09-12 | Photoelectric integrated optical fiber distribution box for photoelectric composite cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320565870.4U CN203444872U (en) | 2013-09-12 | 2013-09-12 | Photoelectric integrated optical fiber distribution box for photoelectric composite cables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203444872U true CN203444872U (en) | 2014-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320565870.4U Expired - Lifetime CN203444872U (en) | 2013-09-12 | 2013-09-12 | Photoelectric integrated optical fiber distribution box for photoelectric composite cables |
Country Status (1)
| Country | Link |
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| CN (1) | CN203444872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474167A (en) * | 2013-09-12 | 2013-12-25 | 上海亨通宏普通信技术有限公司 | Photoelectricity integrated fiber distribution box for photoelectricity composite cable |
-
2013
- 2013-09-12 CN CN201320565870.4U patent/CN203444872U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474167A (en) * | 2013-09-12 | 2013-12-25 | 上海亨通宏普通信技术有限公司 | Photoelectricity integrated fiber distribution box for photoelectricity composite cable |
| CN103474167B (en) * | 2013-09-12 | 2016-03-09 | 江苏亨通光网科技有限公司 | A kind of optoelectronic composite cable optoelectronic integration fiber-dividing box |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU HENTONG OPTICAL NETWORK TECHNOLOGY CO., LT Free format text: FORMER OWNER: SHANGHAI HENGTONG HONGPU COMMUNICATION TECHNOLOGY CO., LTD. Effective date: 20150211 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201400 FENGXIAN, SHANGHAI TO: 215234 SUZHOU, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150211 Address after: 215234 Wujiang economic and Technological Development Zone, Jiangsu Province, North Road, No. 168 transport Patentee after: JIANGSU HENGTONG OPTICAL NETWORK TECHNOLOGY Co.,Ltd. Patentee after: HENGTONG OPTIC-ELECTRIC Co.,Ltd. Address before: 201400 Shanghai friends Fengxian District Comprehensive Industrial Development Zone No. 69 Shanghai Road, Acer Technology Co. Ltd. Hengtong ordinary letter Patentee before: Shanghai Hengtong Hongpu Communication Technology Co.,Ltd. Patentee before: HENGTONG OPTIC-ELECTRIC Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220919 Address after: 215000 88 Hengtong Road, seven Du Town, Wujiang District, Suzhou, Jiangsu Patentee after: HENGTONG OPTIC-ELECTRIC Co.,Ltd. Address before: 215234 No. 168 Jiaotong North Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee before: JIANGSU HENGTONG OPTICAL NETWORK TECHNOLOGY Co.,Ltd. Patentee before: HENGTONG OPTIC-ELECTRIC Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140219 |