CN105845267A - Photoelectric composite cable for HDMI data transmission - Google Patents
Photoelectric composite cable for HDMI data transmission Download PDFInfo
- Publication number
- CN105845267A CN105845267A CN201610270607.0A CN201610270607A CN105845267A CN 105845267 A CN105845267 A CN 105845267A CN 201610270607 A CN201610270607 A CN 201610270607A CN 105845267 A CN105845267 A CN 105845267A
- Authority
- CN
- China
- Prior art keywords
- composite cable
- data transmission
- hdmi data
- twisted
- optoelectronic composite
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/22—Cables including at least one electrical conductor together with optical fibres
-
- 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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/002—Pair constructions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0216—Two layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/08—Flat or ribbon cables
- H01B7/0861—Flat or ribbon cables comprising one or more screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/08—Flat or ribbon cables
- H01B7/0869—Flat or ribbon cables comprising one or more armouring, tensile- or compression-resistant elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/08—Flat or ribbon cables
- H01B7/0876—Flat or ribbon cables comprising twisted pairs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
Abstract
The present invention provides a photoelectric composite cable for HDMI data transmission. The photoelectric composite cable comprises a body with a section in a flat structure; the body includes a multimode fiber unit and a control assembly unit which are bilaterally symmetrically arranged; the control assembly unit includes a total shielding layer and a shielded twisted pair and a plurality of control wires in the total shielding layer; and the multimode fiber unit and the control assembly unit are commonly coated with a protection structure, and the protection structure includes an inner protective layer and an outer protective layer which are arranged from inside to outside. The multimode fiber unit includes a 4-core OM3 bending insensitive multimode fiber and a hemi-compact sleeving protective layer arranged at the outer portion of the 4-core OM3 bending insensitive multimode fiber. The photoelectric composite cable is small in diameter, soft and portable and easy to carry and wiring; the photoelectric composite cable is provided with a control wire to supply driving current for the HDMI data transmission; the photoelectric composite cable employs a multi-grade shielding layer and an insulation layer without the restraint of static electricity and electromagnetic interference; and moreover, the OM3 multimode fiber is long in transmission distance and small in high-frequency transmission attenuation.
Description
Technical field
The invention belongs to HDMI technical field of data transmission, especially relates to a kind of HDMI data and passes
Defeated optoelectronic composite cable.
Background technology
HDMI technology full name is high definition digital multimedia transport technology, and its great advantage is can be with nothing
Compress mode transmission digital video signal, can transmit again digital audio and video signals simultaneously.Common digital high-definition
Clear TV can only accomplish that image is digital, and sound is still simulation, and has the numeral of HDMI technology
TV relies only on a HDMI wire and connects with HD digital film player or HD digital Set Top Box
Refute, just can enjoy clear fine and smooth picture and the sound of penetrating solid simultaneously.HDMI technology is for only needing
Want single transmission line, i.e. can transmit the video interface standard of liquid crystal digital audio signal.
HDMI can provide the data transfer bandwidth of up to 5Gbps, can transmit the audio frequency without compression
Signal and high definition video signal.Simultaneously without signal transmit advance row number/simulation (D/A) or
The conversion of person's analog/digital (A/D), it is ensured that the video-audio signal transmission of first water.HDMI is permissible
Transmission digital audio and video signals, and HDCP (HDCP High Bandwidth can be supported
Digital Content Protection) technology, stop higher value content be replicated without approval and pass
Send, provide more preferable DDC optional function simultaneously.HDMI also supports the data transmission rate of 5Gbps,
Far can transmit 15 meters, it is sufficient to deal with video and the audio signal of 8 sound channels of a 1080p.
The benefit of application HDMI is: has only to a HDMI wire, just can transmit video-audio signal simultaneously,
And unlike needing now a plurality of wire rod to connect；Simultaneously as without carrying out D/A or analog/digital conversion,
Higher Voice & Video transmission quality can be obtained.For consumer, HDMI technology can not only provide clear
Clear image quality, and owing to audio/video uses same cable, enormously simplify household audio and video system
Install.But, existing HDMI wire function singleness, the driving electric current needed for the transmission of HDMI data must
External cord wiring is loaded down with trivial details, and difficulty of construction is big, and efficiency is low, it addition, HDMI wire on the market by electrostatic,
Electromagnetic interference capability is poor.
Summary of the invention
In view of this, the invention is intended to overcome defect present in above-mentioned prior art, proposes one
HDMI data transmission optoelectronic composite cable.
For reaching above-mentioned purpose, the technical scheme of the invention is achieved in that
A kind of HDMI data transmission optoelectronic composite cable, is the body of flat structure including cross section；
Described body includes the multimode fibre unit being symmetrically arranged and controls assembly unit；Described control assembly
Unit includes the Shielded Twisted Pair in total screen layer and total screen layer and several control line；Described multimode
Jointly being coated with safeguard structure outside fiber unit and control assembly unit, described safeguard structure includes by interior
The sheath arranged outside and and outer jacket.
Further, described multimode fibre unit includes 4 core OM3 bend-insensitive multimode fibre and outsides thereof
Semi-tight sleeve protective layer.
Further, described Shielded Twisted Pair includes two groups of twisted-pair feeders and the twisted-pair feeder screen layer that the two is outside；
Described twisted-pair feeder includes the twisted-pair feeder insulating barrier in twisted paired conductor and outside thereof.
Further, described twisted paired conductor uses the 5th kind of soft copper.
Further, described twisted-pair feeder screen layer is aluminium foil lapped shielding layer.
Further, described control line includes the control line insulating barrier in control line conductor and outside thereof.
Further, described control line conductor uses the 5th kind of soft copper.
Further, described total screen layer is proof copper-wire braided screen layer.
Further, described sheath is layer of polyurethane.
Further, described outer jacket is nylon wire braid.
Relative to prior art, a kind of HDMI data transmission optoelectronic composite cable described in the invention
Have the advantage that
1) this optoelectronic composite cable diameter is little, soft light, is easily carried and connects up；It is furnished with control simultaneously
Line, can be that the transmission of HDMI data provides driving electric current, it addition, use Multistage shielding layer, insulating barrier,
Do not limited by electrostatic, electromagnetic interference；OM3 multimode fibre long transmission distance, high-frequency transmission decay is little.
2) this optoelectronic composite cable is in flat structure, it is simple to crimp with HDMI joint.
3) safeguard structure uses double-decker, and sheath uses PUR polyurethane material, anti-extrusion, resistance to
Mill, flexibility is good, and external protection uses nylon wire braiding structure, and extremely abrasive, weight is relatively simultaneously
Gently, while effectively internal structure being formed protection, the weight of optical cable is the most too much increased, it is simple to light
Cable transport, laying.
Accompanying drawing explanation
The accompanying drawing of the part constituting the invention is used for providing being further appreciated by the invention,
The schematic description and description of the invention is used for explaining the invention, is not intended that this
The improper restriction of bright creation.In the accompanying drawings:
Fig. 1 is the structural representation of the invention.
Description of reference numerals:
1-multimode fibre unit；11-OM3 bend-insensitive multimode fibre；12-semi-tight sleeve protective layer；2-
Control assembly unit；The total screen layer of 3-；4-Shielded Twisted Pair；41-twisted-pair feeder screen layer；42-twisted-pair feeder
Conductor；43-twisted-pair feeder insulating barrier；5-control line；51-control line conductor；52-control line insulating barrier；
6-sheath；7-outer jacket.
Detailed description of the invention
It should be noted that in the case of not conflicting, in embodiment in the invention and embodiment
Feature can be mutually combined.
In the description of the invention, it is to be understood that term " " center ", " longitudinally ", " horizontal stroke
To ", " on ", D score, "front", "rear", "left", "right", " vertically ", " water
Flat ", the orientation that indicates of " top ", " end ", " interior ", " outward " etc. or position relationship be based on attached
Orientation shown in figure or position relationship, be for only for ease of description the invention and simplify description, and not
Be instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that restriction to the invention.In the description of the invention, unless
Being otherwise noted, " multiple " are meant that two or more.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited,
Term " is installed ", " being connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing,
Can also be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；
Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection within two elements.
Describe the invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
A kind of HDMI data transmission optoelectronic composite cable, as it is shown in figure 1, include that cross section is flat
The body of structure；Described body includes the multimode fibre unit 1 being symmetrically arranged and controls assembly unit
2；Described control assembly unit 2 includes the Shielded Twisted Pair 4 in total screen layer 3 and total screen layer 3
With several control lines 5；Jointly it is coated with anti-outside described multimode fibre unit 1 and control assembly unit 2
Protection structure, described safeguard structure includes sheath 6 and the outer jacket 7 arranged from inside to outside.
Wherein, described multimode fibre unit 1 include 4 core OM3 bend-insensitive multimode fibres 11 and
Outside semi-tight sleeve protective layer 12.OM3 bend-insensitive multimode fibre supports the data transmission of 10Gbps
Rate, can transmit 300 meters farthest.Semi-tight sleeve protective layer outside OM3 bend-insensitive multimode fibre 11
12 use thin wall type thermoplastic elastomer (TPE) plastics, mainly protect the multimode fibre of its inside.
Wherein, described Shielded Twisted Pair 4 includes two groups of twisted-pair feeders and the twisted-pair feeder screen layer that the two is outside
41；Described twisted-pair feeder includes the twisted-pair feeder insulating barrier 43 in twisted paired conductor 42 and outside thereof, and twisted-pair feeder is exhausted
Edge layer 43 uses foaming HDPE to extrude structure.
Described twisted paired conductor 42 uses the 5th kind of soft copper, and it is blue that twisted paired conductor 42 is mainly responsible for high definition
Message transmitting function between laser disc and HD video.Described twisted-pair feeder screen layer 41 is the wrapped screen of aluminium foil
Cover layer, effectively prevent the interference of external signal.
Wherein, described control line 5 includes the control line insulating barrier 52 in control line conductor 51 and outside thereof,
Control line insulating barrier 52 uses real core HDPE to extrude structure, and insulation effect is good.
Wherein, described control line 5 conductor uses the 5th kind of soft copper, control line 5 to be responsible for supporting CEC/DDC,
SDA, SCL, Power Hot Plug Detect function.
Wherein, described total screen layer 3 is proof copper-wire braided screen layer, is possible to prevent external signal to control line
Interference with Shielded Twisted Pair.
Described sheath 6 is layer of polyurethane.Described outer jacket 7 is nylon wire braid.Safeguard structure is adopted
With double-decker, sheath uses PUR polyurethane material, and anti-extrusion, wear-resisting, flexibility is good, outer guarantor
Sheath uses nylon wire braiding structure, extremely abrasive, and weight is relatively light simultaneously, effectively to internal junction
While being configured to protection, the most too much increase the weight of optical cable, it is simple to optical cable transport, laying.
This optoelectronic composite cable diameter is little, soft light, is easily carried and connects up；It is furnished with control line simultaneously,
Can be that the transmission of HDMI data provides and drives electric currents, it addition, total screen layer 3, twisted-pair feeder screen layer 41,
And twisted-pair feeder insulating barrier 43, control line insulating barrier 52, define multistage screen layer and multistage exhausted
Edge layer, is not limited by electrostatic, electromagnetic interference；OM3 multimode fibre long transmission distance, high-frequency transmission decays
Little.Further, this optoelectronic composite cable is in flat structure, it is simple to crimp with HDMI joint.
This optoelectronic composite cable during fabrication, can make different control line conductor specification, no according to service condition
With fiber number and different face shaping, it is possible to according to the safeguard structure using Environment Design cable.With
Just the use under this optoelectronic composite cable can adapt to varying environment.
The foregoing is only the preferred embodiment of the invention, not in order to limit present invention wound
Make, within all spirit in the invention and principle, any modification, equivalent substitution and improvement made
Deng, within should be included in the protection domain of the invention.
Claims (10)
1. a HDMI data transmission optoelectronic composite cable, it is characterised in that: include that cross section is flat
The body of shape structure；Described body includes the multimode fibre unit being symmetrically arranged and controls assembly list
Unit；Described control assembly unit includes the Shielded Twisted Pair in total screen layer and total screen layer and several
Control line；Safeguard structure jointly it is coated with outside described multimode fibre unit and control assembly unit, described
Safeguard structure includes sheath and the outer jacket arranged from inside to outside.
A kind of HDMI data transmission optoelectronic composite cable the most according to claim 1, its feature exists
In: described multimode fibre unit includes 4 core OM3 bend-insensitive multimode fibre and the semi-tight sleeves of outside thereof
Protective layer.
A kind of HDMI data transmission optoelectronic composite cable the most according to claim 1, its feature exists
In: described Shielded Twisted Pair includes two groups of twisted-pair feeders and the twisted-pair feeder screen layer that the two is outside；Described multiple twin
Line includes the twisted-pair feeder insulating barrier in twisted paired conductor and outside thereof.
A kind of HDMI data transmission optoelectronic composite cable the most according to claim 3, its feature exists
In: described twisted paired conductor uses the 5th kind of soft copper.
A kind of HDMI data transmission optoelectronic composite cable the most according to claim 3, its feature exists
In: described twisted-pair feeder screen layer is aluminium foil lapped shielding layer.
A kind of HDMI data transmission optoelectronic composite cable the most according to claim 1, its feature exists
In: described control line includes the control line insulating barrier in control line conductor and outside thereof.
A kind of HDMI data transmission optoelectronic composite cable the most according to claim 6, its feature exists
In: described control line conductor uses the 5th kind of soft copper.
A kind of HDMI data transmission optoelectronic composite cable the most according to claim 1, its feature exists
In: described total screen layer is proof copper-wire braided screen layer.
A kind of HDMI data transmission optoelectronic composite cable the most according to claim 1, its feature exists
In: described sheath is layer of polyurethane.
A kind of HDMI data transmission optoelectronic composite cable the most according to claim 1, its feature
It is: described outer jacket is nylon wire braid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610270607.0A CN105845267A (en) | 2016-04-27 | 2016-04-27 | Photoelectric composite cable for HDMI data transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610270607.0A CN105845267A (en) | 2016-04-27 | 2016-04-27 | Photoelectric composite cable for HDMI data transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105845267A true CN105845267A (en) | 2016-08-10 |
Family
ID=56589336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610270607.0A Pending CN105845267A (en) | 2016-04-27 | 2016-04-27 | Photoelectric composite cable for HDMI data transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105845267A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106205853A (en) * | 2016-08-30 | 2016-12-07 | 通鼎互联信息股份有限公司 | A kind of USB3.1 transmission optoelectronic composite cable |
| CN106328268A (en) * | 2016-10-31 | 2017-01-11 | 耒阳星宇电线电缆有限公司 | Flat shape anti-explosion cable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001266665A (en) * | 2000-03-22 | 2001-09-28 | Yazaki Corp | Composite optical fiber and power cable |
| CN2702419Y (en) * | 2004-04-30 | 2005-05-25 | 上海旭通通讯线缆技术配套有限公司 | Digital network cable |
| CN201741492U (en) * | 2010-07-16 | 2011-02-09 | 东莞市智华计算机科技有限公司 | Network data cable with shielding layers |
| CN203232709U (en) * | 2013-02-02 | 2013-10-09 | 芜湖航天特种电缆厂 | Environment-friendly band-shape composite cable |
| CN103531298A (en) * | 2013-10-05 | 2014-01-22 | 合肥市硕理机电科技有限公司 | Fireproof and abrasion-resistant cable |
| CN205582615U (en) * | 2016-04-27 | 2016-09-14 | 通鼎互联信息股份有限公司 | Optoelectrical composite cable for HDMI data transmission |
-
2016
- 2016-04-27 CN CN201610270607.0A patent/CN105845267A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001266665A (en) * | 2000-03-22 | 2001-09-28 | Yazaki Corp | Composite optical fiber and power cable |
| CN2702419Y (en) * | 2004-04-30 | 2005-05-25 | 上海旭通通讯线缆技术配套有限公司 | Digital network cable |
| CN201741492U (en) * | 2010-07-16 | 2011-02-09 | 东莞市智华计算机科技有限公司 | Network data cable with shielding layers |
| CN203232709U (en) * | 2013-02-02 | 2013-10-09 | 芜湖航天特种电缆厂 | Environment-friendly band-shape composite cable |
| CN103531298A (en) * | 2013-10-05 | 2014-01-22 | 合肥市硕理机电科技有限公司 | Fireproof and abrasion-resistant cable |
| CN205582615U (en) * | 2016-04-27 | 2016-09-14 | 通鼎互联信息股份有限公司 | Optoelectrical composite cable for HDMI data transmission |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106205853A (en) * | 2016-08-30 | 2016-12-07 | 通鼎互联信息股份有限公司 | A kind of USB3.1 transmission optoelectronic composite cable |
| CN106328268A (en) * | 2016-10-31 | 2017-01-11 | 耒阳星宇电线电缆有限公司 | Flat shape anti-explosion cable |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160810 |
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| RJ01 | Rejection of invention patent application after publication |