CN103177806B - There is the high-speed data cable of anti-interference function - Google Patents
There is the high-speed data cable of anti-interference function Download PDFInfo
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- CN103177806B CN103177806B CN201310105330.2A CN201310105330A CN103177806B CN 103177806 B CN103177806 B CN 103177806B CN 201310105330 A CN201310105330 A CN 201310105330A CN 103177806 B CN103177806 B CN 103177806B
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Abstract
The present invention discloses a kind of high-speed data cable with anti-interference function, comprising: eight bundle twisted wire cores, and described soft round conductor surface is all coated with tin layers; Stranded formation white orchid shielding pair twist group, white tangerine shielding pair twist group, white green shielding pair twist group and white palm fibre shielding pair twist group between two; This four couple shields the parallel placement of pair twist group and is positioned at same plane, and a restrictive coating is coated on described four to shielding pair twist group outer surface, and is isolated by this restrictive coating between adjacent shields pair twist group; Described restrictive coating forms primarily of the material of following masses percentage composition: Corvic 45% ~ 47%, calcium carbonate 9% ~ 10%, Methyl Benzene-o-dicarboxylate 18.5% ~ 21.54%, trioctyl trimellitate (TOTM) 21% ~ 22%, pentaerythritol ester 0.18% ~ 0.22%, complex lead salt stabilizer 2.0% ~ 2.5%, PVC antistatic agent 0.34% ~ 0.36%.Cable of the present invention has super flexible nature, effectively prevents external electromagnetic interference from entering cable, also stops internal signal to radiate simultaneously, and contributes to eliminating electrostatic.
Description
Technical field
The present invention relates to high-speed data cable field, be specifically related to a kind of high-speed data cable with anti-interference function.
Background technology
The structure of existing high-speed data cable is extrusion foaming polyolefin insulation on silver-plated annealed copper wire conductor, forms shielded pair at the outer wrapped aluminium-plastic tape of two insulation core wires.After multiple shielded pair set stranding, at the outer wrapped non-hygroscopic insulating tape of cable core, aluminium-plastic tape (aluminium lamination outwardly), then tin annealed copper wire braid shielded, PVC material oversheath, due to the particularity of its structural design, therefore substantially all data cables are circular configuration, and due to the special construction of shield type, therefore its overall appearance is larger, take very much pipeline space when family newly fits up, waste space resources, and when connecting up as again transformed for old-fashioned community family, then need surface wiring in a room, then circular outward appearance is unfavorable for that metope is fixed and attractive in appearance, therefore Portable soft anti-interference type flat data cable, overcomes above-mentioned difficult point, will be the new lover's product in wiring system from now on.
Summary of the invention
The object of the invention is to provide a kind of high-speed data cable with anti-interference function, this high-speed data cable has super flexible nature, prevent from causing broken string to come off because wire rod is fixed on turning point for a long time, electromagnetic interference and electromagnetic radiation can be prevented, effectively prevent external electromagnetic interference from entering cable, also stop internal signal to radiate simultaneously, and contribute to eliminating electrostatic.
For achieving the above object, the technical solution used in the present invention is: a kind of high-speed data cable with anti-interference function, described high-speed data cable comprises: eight are positioned at the soft round conductor at center and the stranded bundle twisted wire core formed in 6 strands of soft round conductors on its surface by one, and described soft round conductor surface is all coated with tin layers; In described eight bundle twisted wire cores, four are coated with white insulating barrier thus form four white bundle twisted wires, and all the other four bundle twisted wire cores are coated by blue look, tangerine look, green and brown insulating barrier respectively thus form blue look bundle twisted wire, tangerine look bundle twisted wire, green beam twisted wire and brown bundle twisted wire; Described four white bundle twisted wires shields pair twist group with blue look bundle twisted wire, tangerine look bundle twisted wire, green beam twisted wire and the stranded formation of brown bundle twisted wire by white orchid respectively, white tangerine shield pair twist group, white green shielding pair twist group and brownly in vain shield four couple that pair twist group forms and shield pair twist group, this white orchid shielding pair twist group pitch is 16.6mm, white tangerine shielding pair twist group pitch is 24.8mm, white green shielding pair twist group pitch is 20.5mm, and white palm fibre shielding pair twist group pitch is 28.9mm; Described four are all surrounded with one side aluminium foil strip to shielding pair twist group outer surface separately, and this four couple shields the parallel placement of pair twist group and is positioned at same plane, one restrictive coating is coated on described four to shielding pair twist group outer surface, and is isolated by this restrictive coating between adjacent shields pair twist group; Described restrictive coating forms primarily of the material of following masses percentage composition:
Corvic 45% ~ 47%,
Calcium carbonate 9% ~ 10%,
Methyl Benzene-o-dicarboxylate 18.5% ~ 21.54%,
Trioctyl trimellitate (TOTM) 21% ~ 22%,
Pentaerythritol ester 0.18% ~ 0.22%,
Complex lead salt stabilizer 2.0% ~ 2.5%,
PVC antistatic agent 0.34% ~ 0.36%.
In technique scheme, further improvement project is as follows:
1. in such scheme, flat data cable length is 6.4 ~ 6.8mm, is highly 1.8 ~ 2.0mm.
2., in such scheme, one side aluminium foil strip is made up of laminated polyester film and the thin aluminium lamination that is overlying on laminated polyester film surface outward, and this thin aluminium lamination is positioned at inner side.
3., in such scheme, soft round conductor diameter is 0.175mm.
Because technique scheme is used, the present invention compared with prior art has following advantages and effect:
1, high-speed data cable of the present invention, because product employing multiply flexible conductor and hardness are the super soft type PVC sheath material of 68 ± 5A, therefore product has soft feature, and because often pair of line is to all have employed very thin type single face aluminium foil, therefore often pair of line has extremely strong metal screen layer protection, successfully solve the particularity of conventional flat data cable due to its structure, make each line between the crosstalk problem of signal be difficult to the problem that overcomes, and the introducing of extra-thin one side aluminium foil structure, utilize the reflection of metal screen layer, absorb and skin effect principle, realization prevents electromagnetic interference and electromagnetic radiation, effectively prevent external electromagnetic interference from entering cable, also stop internal signal to radiate simultaneously, the object of interference miscellaneous equipment work, therefore flat data cable antijamming capability is really achieved.
2, the present invention due to this product structure be platypelloid type, the outer quilt of wire rod of the gross thickness collocation 6.4mm width of 1.8mm, will not take any unnecessary interior space, migration is accurately arbitrary narrow corner in family, frivolous good arrangement, is easy to storage and is easy to carry; In addition, the super pliable and tough material of the outer quilt of wire rod, easily can prevent from causing broken string to come off because wire rod is fixed on turning point for a long time, become good collocation invisible and tangible in cyberspace and the interior space
3, high-speed data cable of the present invention, four pairs of shielding pair twist groups adopt this four kinds of pitch combinations, because its least common multiple is maximum, therefore this pitch is combined in the ability in theory with extremely strong suppression cross-talk, can improve its near-end crosstalk attenuation and far-end crosstalk attentuation index greatly; And consider its be line to shielding construction, therefore the mean value of these four kinds of pitches is 22.7mm, and far away higher than the mean value of the 16.0mm of universal shield series products in industry, operation production efficiency improves nearly 42.0%; Through measuring and calculating, patent of the present invention adopts: white orchid shielding pair twist group pitch is 16.6mm, white tangerine shielding pair twist group pitch is 24.8mm, white green shielding pair twist group pitch is 20.5mm, white palm fibre shielding pair twist group pitch is 28.9mm combination, its average Haul Rate is 1.04, far below the Haul Rate of universal shield series products 1.07 in industry, the pitch combination that such patent of the present invention relates to, raw material copper, Insulation Material etc. can be made to reduce by 3%, great reduction manufacturing cost, improves the competitiveness of product in market.
4, high-speed data cable of the present invention adopts the restrictive coating of special formulation component and content, the hardness of super its sheath material of soft type PVC sheath material is: 68 ± 5 A, and the hardness of common PVC material is: 90 ± 5 A, and its tensile strength, thermal deformation, low temperature brittleness performance, aging front and back performance are all improved; Secondly, due to the complex lead salt stabilizer of the certain content that it contains, because it has metal soap elements, and be dispersed in whole flat cable sheath material uniformly, so virtually just define the surface that countless shielding microbody structures covers whole flat cable, the great like this antijamming capability enhancing flat netting twine, through test comparison
Shielding factor from original 1.2, can be promoted to 0.6(shielding factor the smaller the better);
Insertion loss (IL) performance :≤25.4dB/100m@250MHz, far below specify in normative reference≤32.8dB/100m@250MHz, rich amount reaches 7.4dB;
Input impedance (Z0) performance: 1 ~ 250MHz:100 ± 6 Ω, its stability, far away higher than 100 ± 15 Ω specified in normative reference;
PVC antistatic agent composition containing certain content; therefore when cable surface produces electrostatic interaction; as its screen does not play ground protection effect; then can by the protective cover material containing PVC antistatic agent composition; electrostatic is introduced the earth; play the effect of candidate Electrostatic Treatment, secondary protection effect is played to cable, avoid the generation of some electrostatic accidents.
Accompanying drawing explanation
Accompanying drawing 1 is bundle twisted wire cored structure schematic diagram of the present invention;
Accompanying drawing 2 shields pair twist group structural representation for the present invention;
Accompanying drawing 3 has the high-speed data cable structural representation of anti-interference function for the present invention.
In above accompanying drawing: 1, flat data cable; 2, soft round conductor; 3, twisted wire core is restrainted; 4, tin layers; 5, white bundle twisted wire; 6, blue look bundle twisted wire; 7, tangerine look bundle twisted wire; 8, green beam twisted wire; 9, brown bundle twisted wire; 10, white orchid shielding pair twist group; 11, white tangerine shielding pair twist group; 12, white green shielding pair twist group; 13, white palm fibre shielding pair twist group; 14, one side aluminium foil strip; 15, restrictive coating; 16, laminated polyester film; 17, thin aluminium lamination; 18, insulating barrier.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment: a kind of high-speed data cable with anti-interference function, described high-speed data cable 1 comprises: eight are positioned at the soft round conductor 2 at center and the stranded bundle twisted wire core 3 formed in 6 strands of soft round conductors 2 on its surface by one,
Be specially: (the concrete technical requirement of conductor sees the following form the zinc-plated soft round conductor of bundle twisted wire core buying 7 dish ￠ 0.175mm, be placed on the pay off rack of bundle strand equipment, according to " 1+6 " structure, bundle strand pitch is adopted to be that 9.8mm carries out stranded, obtain bundle strand conductor, the average diameter of this bundle strand conductor is at ￠ 0.525mm.
Following table 1 is the technical requirement of the zinc-plated soft round conductor of ￠ 0.175mm:
| Nominal diameter mm | Tolerance mm | Conductance > % | Percentage elongation > % | Tensile strength > MPa |
| 0.175 | 0.003 | 99.5 | 16 | 200 |
Soft round conductor 2 surface is all coated with tin layers 4; In described eight bundle twisted wire cores 3, four are coated with white insulating barrier thus form four white bundle twisted wires 5, and all the other four bundle twisted wire cores are coated by blue look, tangerine look, green and brown insulating barrier respectively thus form blue look bundle twisted wire 6, tangerine look bundle twisted wire 7, green beam twisted wire 8 and brown bundle twisted wire 9; Described four white bundle twisted wires 5 shields pair twist group 10 with blue look bundle twisted wire 6, tangerine look bundle twisted wire 7, green beam twisted wire 8 and the stranded formation of brown bundle twisted wire 9 by white orchid respectively, white tangerine shield pair twist group 11, white green shielding pair twist group 12 and brownly in vain shield four couple that pair twist group 13 forms and shield pair twist group, this white orchid shielding pair twist group 10 pitch is 16.6mm, white tangerine shielding pair twist group 11 pitch is 24.8mm, white green shielding pair twist group 12 pitch is 20.5mm, and white palm fibre shielding pair twist group 13 pitch is 28.9mm; Described four are all surrounded with one side aluminium foil strip 14 to shielding pair twist group outer surface separately, and this four couple shields the parallel placement of pair twist group and is positioned at same plane, one restrictive coating 15 is coated on described four to shielding pair twist group outer surface, and is isolated by this restrictive coating 15 between adjacent shields pair twist group; Described restrictive coating 15 constituent mass percentage composition is as shown in Table 1:
Table 1
What the percentage sign in table 1 represented is mass percentage.
Also comprise except above component: a small amount of lubricant, lubricant accounts for 0.7% ~ 4.0% of said components gross mass.
Cable adopts the restrictive coating of special formulation component and content, the hardness of super its sheath material of soft type PVC sheath material is: 68 ± 5 A, and the hardness of common PVC material is: 90 ± 5 A, and its tensile strength, thermal deformation, low temperature brittleness performance, aging front and back performance are all improved; Secondly, due to the complex lead salt stabilizer of the certain content that it contains, because it has metal soap elements, and be dispersed in whole flat cable sheath material uniformly, so virtually just define the surface that countless shielding microbody structures covers whole flat cable, the great like this antijamming capability enhancing flat netting twine, through test comparison
Shielding factor from original 1.2, can be promoted to 0.6(shielding factor the smaller the better);
Insertion loss (IL) performance :≤25.4dB/100m@250MHz, far below specify in normative reference≤32.8dB/100m@250MHz, rich amount reaches 7.4dB;
Input impedance (Z
0) performance: 1 ~ 250MHz:100 ± 6 Ω, its stability, far away higher than 100 ± 15 Ω specified in normative reference;
PVC antistatic agent composition containing certain content; therefore when cable surface produces electrostatic interaction; as its screen does not play ground protection effect; then can by the protective cover material containing PVC antistatic agent composition; electrostatic is introduced the earth; play the effect of candidate Electrostatic Treatment, secondary protection effect is played to cable, avoid the generation of some electrostatic accidents.
Above-mentioned flat data cable 1 length is 6.4 ~ 6.8mm, is highly 1.8 ~ 2.0mm.
Above-mentioned one side aluminium foil strip 14 is made up of laminated polyester film 16 and the thin aluminium lamination 17 that is overlying on laminated polyester film 16 surface outward, and this thin aluminium lamination 17 is positioned at inner side; One side aluminium foil strip 14 width is 10mm, and thickness is 0.04mm.
Above-mentioned soft round conductor 2 diameter is 0.175mm.
Adopt above-mentioned when having the high-speed data cable of anti-interference function, because product adopts multiply flexible conductor and hardness to be the super soft type PVC sheath material of 68 ± 5A, therefore product has soft feature, and because often pair of line is to all have employed very thin type single face aluminium foil, therefore often pair of line has extremely strong metal screen layer protection, successfully solve the particularity of conventional flat data cable due to its structure, make each line between the crosstalk problem of signal be difficult to the problem that overcomes, and the introducing of extra-thin one side aluminium foil structure, utilize the reflection of metal screen layer, absorb and skin effect principle, realization prevents electromagnetic interference and electromagnetic radiation, effectively prevent external electromagnetic interference from entering cable, also stop internal signal to radiate simultaneously, the object of interference miscellaneous equipment work, therefore flat data cable antijamming capability is really achieved, and because this product structure is platypelloid type, the outer quilt of wire rod of the gross thickness collocation 6.4mm width of 1.8mm, will not take any unnecessary interior space, migration is accurately arbitrary narrow corner in family, in addition, the super pliable and tough material of the outer quilt of wire rod, easily can prevent from causing broken string to come off because wire rod is fixed on turning point for a long time, become good collocation invisible and tangible in cyberspace and the interior space.Finally, the frivolous good arrangement of this wire rod, is easy to storage and is easy to carry.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (4)
1. one kind has the high-speed data cable of anti-interference function, it is characterized in that: described high-speed data cable (1) comprising: eight are positioned at the soft round conductor (2) at center and the stranded bundle twisted wire core (3) formed in 6 bursts of soft round conductors (2) on its surface by one, and described soft round conductor (2) surface is all coated with tin layers (4), in described eight bundles twisted wire core (3), four are coated with white insulating barrier thus form four whites bundle twisted wire (5), and all the other four bundle twisted wire cores are coated by blueness, tangerine look, green and brown insulating barrier (18) respectively thus form blue beam twisted wire (6), tangerine look bundle twisted wire (7), green beam twisted wire (8) and brown bundle twisted wire (9), described four white bundle twisted wire (5) respectively with blue beam twisted wire (6), tangerine look bundle twisted wire (7), green beam twisted wire (8) and brown bundle twisted wire (9) stranded formation cover pair twist group (10) by white blue screen, white tangerine shielding pair twist group (11), four couples shielding pair twist group that white green shielding pair twist group (12) and white palm fibre shielding pair twist group (13) form, it is 16.6mm that this white blue screen covers pair twist group (10) pitch, white tangerine shielding pair twist group (11) pitch is 24.8mm, white green shielding pair twist group (12) pitch is 20.5mm, white palm fibre shielding pair twist group (13) pitch is 28.9mm, described four are all surrounded with one side aluminium foil strip (14) to shielding pair twist group outer surface separately, and this four couple shields the parallel placement of pair twist group and is positioned at same plane, one restrictive coating (15) is coated on described four to shielding pair twist group outer surface, and by this restrictive coating (15) isolation between adjacent shields pair twist group, described restrictive coating (15) forms primarily of the material of following masses percentage composition:
Corvic 45% ~ 47%,
Calcium carbonate 9% ~ 10%,
Methyl Benzene-o-dicarboxylate 18.5% ~ 21.54%,
Trioctyl trimellitate (TOTM) 21% ~ 22%,
Pentaerythritol ester 0.18% ~ 0.22%,
Complex lead salt stabilizer 2.0% ~ 2.5%,
PVC antistatic agent 0.34% ~ 0.36%.
2. high-speed data cable according to claim 1, is characterized in that: described high-speed data cable (1) length is 6.4 ~ 6.8mm, is highly 1.8 ~ 2.0mm.
3. high-speed data cable according to claim 1, it is characterized in that: described one side aluminium foil strip (14) be made up of laminated polyester film (16) and the aluminium lamination (17) that is overlying on laminated polyester film (16) surface outward, and this aluminium lamination (17) is positioned at inside laminated polyester film (16).
4. high-speed data cable according to claim 1, is characterized in that: described soft round conductor (2) diameter is 0.175mm.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210106016 CN102623092B (en) | 2012-04-12 | 2012-04-12 | Flat type anti-interference data cable |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210106016 Division CN102623092B (en) | 2012-04-12 | 2012-04-12 | Flat type anti-interference data cable |
Publications (2)
| Publication Number | Publication Date |
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| CN103177806A CN103177806A (en) | 2013-06-26 |
| CN103177806B true CN103177806B (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210106016 Active CN102623092B (en) | 2012-04-12 | 2012-04-12 | Flat type anti-interference data cable |
| CN201310105595.2A Active CN103165229B (en) | 2012-04-12 | 2012-04-12 | There is the data cable of shielding interference function |
| CN201310113746.9A Active CN103236313B (en) | 2012-04-12 | 2012-04-12 | Antistatic type indoor high-speed data cable |
| CN201310105330.2A Active CN103177806B (en) | 2012-04-12 | 2012-04-12 | There is the high-speed data cable of anti-interference function |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210106016 Active CN102623092B (en) | 2012-04-12 | 2012-04-12 | Flat type anti-interference data cable |
| CN201310105595.2A Active CN103165229B (en) | 2012-04-12 | 2012-04-12 | There is the data cable of shielding interference function |
| CN201310113746.9A Active CN103236313B (en) | 2012-04-12 | 2012-04-12 | Antistatic type indoor high-speed data cable |
Country Status (1)
| Country | Link |
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| CN (4) | CN102623092B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733126A (en) * | 2015-03-24 | 2015-06-24 | 苏州奇才电子科技股份有限公司 | 32AWG flat CAT7 network cable |
| CN105957606A (en) * | 2016-07-26 | 2016-09-21 | 深圳市国信达科技股份有限公司 | Double-layer insulated power line |
| DE112017006006T5 (en) * | 2016-11-28 | 2019-08-29 | Autonetworks Technologies, Ltd. | Shielded communication cable |
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| CN201345252Y (en) * | 2009-02-12 | 2009-11-11 | 领迅电线工业(上海)有限公司 | Double-insulation communication cable used for ventilating duct |
| CN201576484U (en) * | 2009-09-30 | 2010-09-08 | 杭州乐荣电线电器有限公司 | Flat type high-frequency signal transmission line structure |
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| FR2762133B1 (en) * | 1997-04-10 | 1999-06-11 | Alsthom Cge Alcatel | CONDUCTIVE WIRE, CABLE CONTAINING SAME, AND APPARATUS FOR MANUFACTURING SAME |
| US6844500B2 (en) * | 2002-01-07 | 2005-01-18 | Conectl Corporation | Communications cable and method for making same |
| EP1951807B1 (en) * | 2005-11-23 | 2012-01-04 | PolyOne Corporation | Use of a blend of phthalate plasticizers in poly(vinyl halide) compounds |
| JP2009211855A (en) * | 2008-03-03 | 2009-09-17 | Sumitomo Electric Ind Ltd | Coaxial flat cable |
| CN201956122U (en) * | 2010-11-29 | 2011-08-31 | 韦玉林 | Flat high-speed and high-definition communication wire stock and flat high-speed and high-definition network communication wire stock |
| CN201877204U (en) * | 2010-11-29 | 2011-06-22 | 韦玉林 | High-speed high-definition anti-interference communication cable |
| CN102103898B (en) * | 2010-12-24 | 2012-05-30 | 江苏远洋东泽电缆股份有限公司 | Digital closed circuit TV (television) cable for marine engineering and manufacturing method thereof |
| CN202134270U (en) * | 2011-06-20 | 2012-02-01 | 江苏亨通线缆科技有限公司 | Super category 7 digital cable having weather resistance |
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2012
- 2012-04-12 CN CN 201210106016 patent/CN102623092B/en active Active
- 2012-04-12 CN CN201310105595.2A patent/CN103165229B/en active Active
- 2012-04-12 CN CN201310113746.9A patent/CN103236313B/en active Active
- 2012-04-12 CN CN201310105330.2A patent/CN103177806B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4468089A (en) * | 1982-07-09 | 1984-08-28 | Gk Technologies, Inc. | Flat cable of assembled modules and method of manufacture |
| CN201345252Y (en) * | 2009-02-12 | 2009-11-11 | 领迅电线工业(上海)有限公司 | Double-insulation communication cable used for ventilating duct |
| CN201576484U (en) * | 2009-09-30 | 2010-09-08 | 杭州乐荣电线电器有限公司 | Flat type high-frequency signal transmission line structure |
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| CN202134271U (en) * | 2011-06-20 | 2012-02-01 | 江苏亨通线缆科技有限公司 | Anti-interference super 7 type digital cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103236313A (en) | 2013-08-07 |
| CN102623092B (en) | 2013-06-05 |
| CN103165229A (en) | 2013-06-19 |
| CN103165229B (en) | 2015-08-05 |
| CN102623092A (en) | 2012-08-01 |
| CN103177806A (en) | 2013-06-26 |
| CN103236313B (en) | 2015-10-28 |
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