CN201877203U - High-speed high-definition communication cable - Google Patents
High-speed high-definition communication cable Download PDFInfo
- Publication number
- CN201877203U CN201877203U CN2010206368809U CN201020636880U CN201877203U CN 201877203 U CN201877203 U CN 201877203U CN 2010206368809 U CN2010206368809 U CN 2010206368809U CN 201020636880 U CN201020636880 U CN 201020636880U CN 201877203 U CN201877203 U CN 201877203U
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- frequency line
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- line group
- communication cable
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Abstract
The utility model relates to a high-speed high-definition communication cable which comprises four high-frequency line groups and one low-frequency line group; an insulating sheath is wrapped on the outer layers of the high-frequency line groups and the low-frequency line group; the section of the insulating sheath is flat; two of the four high-frequency line groups are combined to form a first large group, and the other two high-frequency line groups are combined to form a second large group; the first large group, the second large group and the low-frequency line group are arranged in parallel into a row; intervals are formed among the first large group, the second large group and the low-frequency line group; insulating materials are filled in the intervals; each high-frequency line group is provided with two core lines arranged in parallel and a guide line; and a shielding layer is wrapped on the outer layers of the two core lines and one guide line. The high-speed high-definition communication cable is flat and thin and has better bending performance; when being bent, the high-speed high-definition communication cable has less affection on the crosstalk among the line groups, so that the transmission performance is improved; with the adoption of the structure of the flat line, the line arrangement is more convenient; meanwhile, the high-speed high-definition communication cable has narrower width, so as to save the materials and the space.
Description
Technical field
The utility model relates to communication wire rod technical field, especially a kind of high speed high definition communications cable.
Background technology
Along with popularizing of high definition and full HD panel TV and equipment, high standard HDMI wire rod relies on its high speed data transfer ability to be used widely, HDMI wire rod commonly used now is the high speed high definition communications cable of 1.3 versions, the wire rod of HDMI 1.3 versions is by 4 groups of high-frequency line groups and 1 group of low frequency line group, existing wire rod cross section is circular, very inconvenient during wiring, especially on the corner, need make wire rod consistent with the profile of corner, for not influencing signal transfer quality, the cable minimum bending radius can not be less than 4 times of external diameters, should be at least 8 times of bending radius in work progress generally must not be less than 20 times of wire rod external diameter, if bending radius is less than 20 times of the wire rod external diameter when reality is used, with improve greatly line between cross-talk, thereby influenced the transmission performance of the wire rod of communicating by letter.The wire rod external diameter is more little, and bending radius is more little.Wire rod is made flat can effectively reduce external diameter, and the wire rod of flat needs inner line group to be arranged in parallel, and has certain interval between each line group, at interval interior fill insulant, and the increase of not so crosstalking influences transmission performance.
The utility model content
The technical problems to be solved in the utility model is: overcome the deficiency in the prior art, a kind of high speed high definition communications cable is provided, be flat, reduce the radius of wire rod, make wire rod obtain littler bending radius, make wiring more convenient, save the space, reduce the width of wire rod simultaneously, make more reasonable structure.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of high speed high definition communications cable, comprise four groups of high-frequency line groups of transmission data and one group of low frequency line group of transmission of control signals, described high-frequency line group and low frequency line group skin are enclosed with insulating sleeve, the cross section of described insulating sleeve is a flat, four groups of high-frequency line groups wherein two groups be merged into first group, other two groups are merged into second largest group, first group, second largest group be arranged into a row in parallel with low frequency line group, first group, have between second largest group and the low frequency line group three at interval, fill insulant at interval, described every group of high-frequency line group has two heart yearns and channelizing line that be arranged in parallel, and described two heart yearns and a channelizing line skin are enclosed with screen.Two groups are merged into a group greatly, reduce the width of cable, and two heart yearns of high-frequency line group are pair twist not, is set in parallel, and channelizing line plays the effect that imports ground level disturbing.
Further, for avoiding the interference of high-frequency line group to low frequency line group, described low frequency line group is arranged on a side of high-frequency line group.
Concrete, described screen is polyester belt and aluminium foil layer.Screen can prevent effectively that external electromagnetic interference from entering wire rod, also stops internal signal to radiate simultaneously, disturbs the work of other sets of parallel.
The beneficial effects of the utility model are, the high speed high definition communications cable of the present utility model has simple in structure, novel characteristics, be flat, the thickness of wire rod is thinner, bending property is preferably arranged, reduce the width of wire rod simultaneously, make more reasonable structure, little when crooked to the crosstalk effect between the line group, improve transmission performance, flat wire rod structure makes wiring more convenient, has narrower width simultaneously, further save material, save the space, use polyester belt and aluminium foil layer to make screen, improve shielding properties and interference free performance.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of the most preferred embodiment of the flat high speed high definition of the utility model antijam communication wire rod.
Among the figure: 1. high-frequency line group, 11. heart yearns, 12. channelizing lines, 2. low frequency line group, 3. insulating sleeve, 4. screen.
Embodiment
In conjunction with the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
As shown in Figure 1, the most preferred embodiment of the utility model high speed high definition communications cable, comprise four groups of high-frequency line groups 1 of transmission data and one group of low frequency line group 2 of transmission of control signals, high-frequency line group 1 is enclosed with insulating sleeve 3 with low frequency line group 2 skins, the cross section of insulating sleeve 3 is a flat, four groups of high-frequency line groups 1 wherein two groups be merged into first group, other two groups are merged into second largest group, first group, second largest group be arranged into a row in parallel with low frequency line group 2, first group, have between second largest group and low frequency line group 2 threes at interval, fill insulant at interval, every group of high-frequency line group 1 has two heart yearns 11 be arrangeding in parallel and 12, two heart yearns 11 of a channelizing line and channelizing line 12 skins and is enclosed with screen 4.Two heart yearns 11 of high-frequency line group 1 are pair twist not, is set in parallel, and channelizing line 12 plays the effect that imports ground level disturbing.
For avoiding the interference of 1 pair of low frequency line of high-frequency line group group 2, low frequency line group 2 is arranged on a side of high-frequency line group 1.
Screen 4 is polyester belt and aluminium foil layer, adopts polyester belt and aluminium foil layer, and screen 4 can prevent effectively that external electromagnetic interference from entering wire rod, also stops internal signal to radiate the work of disturbing other sets of parallel simultaneously.
Heart yearn 11 comprises the insulating material of conductor and parcel conductor, and conductor can be sub-thread copper wire or sub-thread tin plated wire, also can be the zinc-plated hank knotting of stranded copper wire or multiply.
Four groups of high-frequency line groups 1 per two groups be merged into a big group, can reduce the width of cable, further save material, save the space.
In theory, the wire rod external diameter is more little during manufacturing, and bending radius just can be more little during use, and the profile of better applying corner on the corner just can be arranged, and makes wiring more convenient, saves the space, also can satisfy as the wiring needs below the carpet.
With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.
Claims (3)
1. high speed high definition communications cable, comprise four groups of high-frequency line groups (1) of transmitting data and one group of low frequency line group (2) of transmission of control signals, described high-frequency line group (1) is enclosed with insulating sleeve (3) with low frequency line group (2) skin, it is characterized in that: the cross section of described insulating sleeve (3) is a flat, four groups of high-frequency line groups (1) wherein two groups be merged into first group, other two groups are merged into second largest group, first group, second largest group be arranged into a row in parallel with low frequency line group (2), first group, have between second largest group and low frequency line group (2) three at interval, fill insulant at interval, described every group of high-frequency line group (1) has two heart yearns (11) and a channelizing line (12) that be arranged in parallel, and described two heart yearns (11) are enclosed with screen (4) with a channelizing line (12) skin.
2. the high speed high definition communications cable as claimed in claim 1 is characterized in that: described low frequency line group (2) is arranged on a side of high-frequency line group (1).
3. the high speed high definition communications cable as claimed in claim 1 is characterized in that: described screen (4) is polyester belt and aluminium foil layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206368809U CN201877203U (en) | 2010-11-29 | 2010-11-29 | High-speed high-definition communication cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206368809U CN201877203U (en) | 2010-11-29 | 2010-11-29 | High-speed high-definition communication cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201877203U true CN201877203U (en) | 2011-06-22 |
Family
ID=44165116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206368809U Expired - Fee Related CN201877203U (en) | 2010-11-29 | 2010-11-29 | High-speed high-definition communication cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201877203U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354557A (en) * | 2011-11-01 | 2012-02-15 | 江苏天源电缆有限公司 | Self-supporting type four-network-in-one parallel cable and manufacturing method thereof |
-
2010
- 2010-11-29 CN CN2010206368809U patent/CN201877203U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354557A (en) * | 2011-11-01 | 2012-02-15 | 江苏天源电缆有限公司 | Self-supporting type four-network-in-one parallel cable and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110622 Termination date: 20131129 |