High-speed transmission cable with noise removal function and composite cable using the same

By using insulation layer one and insulation layer two to cover the conductor in the high-speed transmission cable to form an integrated core wire structure, and covering the outer periphery with a metal shielding layer and a ground wire, the problems of signal noise removal and appearance flatness in the groundless structure are solved, achieving efficient signal transmission and insulation performance.

CN224536722UActive Publication Date: 2026-07-21JIANGSU ANLAN-WK ELECTRONICS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIANGSU ANLAN-WK ELECTRONICS CO LTD
Filing Date
2025-05-29
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Existing high-speed transmission cables have difficulty effectively removing noise during signal transmission in structures without ground wires, resulting in signal distortion. Furthermore, the finished cable has poor appearance flatness and is difficult to position.

Method used

The conductors are wrapped with insulation layer one and insulation layer two to form an integrated core wire structure. Then, a metal shielding layer and a ground wire are wrapped around the outer periphery to ensure that the conductors are evenly spaced, parallel and well-fitting, which increases insulation performance and reduces positioning difficulty.

Benefits of technology

It improves the shielding performance and noise removal performance of the cable, ensures a smooth appearance and insulation performance, adapts to the insulation requirements of different application scenarios, and has high processing efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a high -speed transmission cable with remove noise function and application its composite cable, including two parallelly and closely arranged together conducting wire, the outer periphery side of two conducting wire respectively is covered with insulating layer no.
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Description

TECHNICAL FIELD

[0001] The utility model relates to transmission wire technical field, concretely relates to a high speed transmission cable with remove noise function and composite cable of application thereof. BACKGROUND

[0002] With the rapid development of artificial intelligence in data processing, robot technology and the like, transmission cables are more and more applied, and the transmission rate requirement for transmission cables is higher and higher, and the integration density is larger and larger, therefore, in order to ensure the efficiency of signal transmission, the shielding effectiveness requirement for transmission cables is higher and higher in the application scene of these high speed signal transmission cables.

[0003] Switch (English: Switch, means "switch") is a kind of network equipment for electric signal forwarding, it can provide the electric signal passage of exclusive use for any two network nodes of access switcher. Switch usually uses transmission cable to realize the transmission of signal, generally, the connector is welded and fixed at the end of transmission cable, and the connector is inserted into the signal port of switch to realize the quick plug-in connection of transmission cable and switch. The ground pin (PIN position) shielding structure of general connector is GSSG, that is, each pair of signal pair is connected with one ground wire on both sides, with the high speed development requirement of signal transmission rate, the volume of connector is smaller and smaller. Now, the single ground pin of each pair of signal PIN position of 112Gbps&224Gbps product connector is cancelled, and is uniformly optimized as ground bar, correspondingly, the transmission cable also develops into cable without ground wire structure, but the connector at both ends of cable is not designed with ground PIN position to shield and remove noise, and the ground effect of metal material shielding layer (such as aluminum foil mica / copper foil mica, etc.) used in cable itself is not good, noise in signal transmission process cannot be removed well, thereby leading to serious signal distortion.

[0004] To this end, the market has emerged in the internal addition of flat ground to remove transmission noise effect of cable, for example, the application number 201621107317.6 Chinese utility model patent discloses a cable, which includes a pair of signal core wires, at least one ground wire, a metal shielding layer surrounding the signal core wires and the ground wire, and an insulating outer skin covering the metal shielding layer. The signal core wire includes a metal conductor for transmitting signals and an insulating layer covering the metal conductor. The ground wire is a flat wire electrically connected to the metal shielding layer. Although the cable can remove noise during signal transmission to some extent, there are problems in that: a pair of signal core wires are arranged in parallel, the ground wire is laid outside the center line of the pair of signal core wires, and the positioning of the three is difficult during the wrapping of the metal shielding layer around the outer circumferential side of the pair of signal core wires and the ground wire. That is, the three are prone to misalignment, distortion, and deviation during positioning, resulting in poor parallel arrangement of the two signal core wires in the finished cable, that is, the distance between the two is inconsistent, and the position of the ground wire is not fixed. Ultimately, the cable has poor appearance flatness, poor shielding performance, and unstable signal transmission noise removal performance. Therefore, the utility model provides a high-speed transmission cable with noise removal function and a composite cable applying the same to solve the above technical problems. SUMMARY

[0005] The utility model discloses a high-speed transmission cable with noise removal function and a composite cable applying the same to overcome the defects in the prior art. First, an insulating layer two is coated outside the conductor with an insulating layer one. The two conductors form an integrated core wire structure through the coating of the insulating layer two, keeping the distance between the two conductors consistent and having good parallel arrangement. Then, a metal shielding layer, a protective layer one, and a ground wire are coated outside the integrated core wire structure. This significantly reduces the positioning difficulty of the two conductors and the ground wire during cable processing, ensuring good overall appearance flatness of the processed cable. The shielding performance and signal transmission noise removal performance of the high-speed transmission cable are both good according to the use verification. The two insulating layers on the outside of the conductor significantly improve the insulation performance of the cable, and the material of the two insulating layers can be flexibly selected according to the use requirements to meet the insulation performance requirements of the high-speed transmission cable in different use scenarios. The overall structure design is clever and reasonable, and the preparation and implementation are feasible, economical, and practical.

[0006] The utility model discloses one of the purposes, design a kind of high-speed transmission cable with remove noise function, including two parallelly attached together's wire, two the wire outer circumferential side respectively covered with insulating layer one, two the wire is formed into an integral whole by the insulating layer two that insulating layer one outer circumferential side is covered on both, the outer circumferential side of insulating layer two is successively covered with metal shielding layer and protective layer one from inside to outside, and the insulating layer two and protective layer one between are laid with the ground wire that the metal shielding layer is attached.

[0007] The utility model discloses a kind of high-speed transmission cable with remove noise function, first, the wire outside insulating layer one is covered with insulating layer two, the covering of insulating layer two makes two wires form integrated core wire structure, the distance between the two wires is kept consistent, parallelly arranged and good, then again, the outer circumferential side of integrated core wire structure is covered with metal shielding layer, protective layer one and ground wire, significantly reduce the positioning difficulty of two wires and ground wire three when cable processing, ensure that the overall appearance of the cable formed by processing is good, and the shielding performance and signal transmission remove noise noise performance of the high-speed transmission cable of the utility model are both good after use verification;Two insulating layers of insulating layer one and insulating layer two have on wire outside, significantly improve the insulation performance of cable, and the material of two insulating layers can be flexibly selected according to use requirement, to meet the insulation performance demand of the high-speed transmission cable of the utility model in different use scenarios;Overall structure design is ingenious and reasonable, preparation implementation feasibility is high, and it is strong in economy and practicality.

[0008] Preferably, the insulating layer one is integrally extruded on the outside of the wire; the insulating layer two is wound and covered on the outer circumferential side of the insulating layer one on the two wires, or the insulating layer two is integrally extruded on the outside of the insulating layer one on the two wires. The insulating layer one is integrally extruded on the outside of the wire, the processing mode is simple, and the thickness uniformity of the insulating layer one is good, so that when the insulating layer two is subsequently coated, the outer diameter of the insulating layer one on the outside of the two wires defines the spacing between the two wires, ensuring that the two wires are parallelly arranged and closely arranged, i.e., ensuring that the cross-sectional outer contour size of the high-speed transmission cable of the utility model formed by processing is consistent. The insulating layer two is coated on the outside of the two wires in a simple manner, ensuring that the high-speed transmission cable of the utility model can be smoothly prepared and implemented.

[0009] Further preferably, the ground wire includes at least one ground wire one, and the insulating layer two forms two horizontal planes and two arc planes after being covered on the outer circumferential side of the insulating layer one on the two wires, and the ground wire one is arranged on one of the horizontal planes of the insulating layer two. The ground wire one is laid on the horizontal plane position of the outer circumferential side of the insulating layer one, ensuring that the positioning of the ground wire one is convenient and efficient when laid on the outside of the insulating layer one, which helps to improve the processing efficiency and product quality of the high-speed transmission cable of the utility model.

[0010] Further preferred technical solutions also include that the ground wire includes two ground wires, one of the ground wires is arranged on one horizontal surface of the insulating layer, and the other ground wire is arranged on the other horizontal surface of the insulating layer. The two horizontal surfaces of the insulating layer are both provided with one ground wire, which further ensures that the high-speed transmission cable has better noise removal performance.

[0011] Further preferred technical solutions also include that the ground wire includes at least one ground wire and one ground wire, the insulating layer is wrapped around the insulating layer on the outer side of the two conductive wires to form two horizontal surfaces and two arc surfaces, the ground wire is arranged on one horizontal surface of the insulating layer, and the ground wire is arranged on one arc surface of the insulating layer.

[0012] Further preferred technical solutions also include that the ground wire includes two ground wires and two ground wires, the insulating layer is wrapped around the insulating layer on the outer side of the two conductive wires to form two horizontal surfaces and two arc surfaces, one of the ground wires is arranged on one horizontal surface of the insulating layer, the other ground wire is arranged on the other horizontal surface of the insulating layer, one of the ground wires is arranged on one arc surface of the insulating layer, and the other ground wire is arranged on the other arc surface of the insulating layer. The insulating layer is provided with a ground wire and a ground wire on the outer side, so that the high-speed transmission cable of the utility model has double ground wires inside, thereby meeting the use requirements of double grounding scenes.

[0013] Further preferred technical solutions also include that the ground wire has a rectangular cross section, and one side of the rectangular cross section is attached to one corresponding horizontal surface of the insulating layer. The ground wire is provided in a flat ground wire structure, which further improves the stability of the ground wire when laid on the horizontal surface of the outer side of the insulating layer, and helps to further improve the appearance flatness of the high-speed transmission cable.

[0014] Further preferred technical solutions also include that the ground wire is attached to the outer side of the metal shielding layer. The shielding layer has good flatness inside the cable, thereby reducing the reflection distance of the signal during transmission inside the insulating layer, which helps to improve the shielding performance of the high-speed transmission cable, and thereby helps to improve the transmission performance of high-frequency signals inside the cable.

[0015] Further preferred technical solutions also include that the metal shielding layer is made of any one of aluminum foil, copper foil, silver foil, gold foil, and tin foil, and the protective layer is made of one of polyester film or polyimide film.

[0016] The utility model discloses a second purpose, design a kind of high-speed transmission cable with removing noise function, including several core lines, several the core lines are formed into an organic whole by the protective layer two coated in outside, several the core lines are the high-speed transmission cable with removing noise function described above.

[0017] The utility model discloses a kind of high-speed transmission cable with removing noise function, shielding performance and signal transmission remove noise performance are both good, the quantity of core line can be flexibly selected to meet the signal transmission demand of different use scenarios;It is formed by several core lines by protective layer two coating, structure design is ingenious and reasonable, preparation implementation feasibility is high, and practicality is strong.

[0018] The utility model has the advantages and beneficial effects that:

[0019] 1, the utility model discloses a kind of high-speed transmission cable with removing noise function, first, the insulating layer two is coated in the outside of the conductor coated with insulating layer one, the insulating layer two is coated to make two conductors form integrated core line structure, the distance between the two conductors is kept consistent, parallel arrangement is good in compliance, then the metal shielding layer, protective layer one and ground wire are coated on the outer circumferential side of integrated core line structure, the positioning difficulty of two conductors and ground wire during cable processing is significantly reduced, ensure that the overall appearance of the cable formed by processing is good in flatness, and the shielding performance and signal transmission remove noise performance of the high-speed transmission cable of the utility model are both good after use verification;Two insulating layers of insulating layer one and insulating layer two are present outside the conductor, the insulation performance of the cable is significantly improved, and the material of the two insulating layers can be flexibly selected according to the use requirement, to meet the insulation performance requirement of the high-speed transmission cable of the utility model in different use scenarios;The overall structure is ingenious and reasonable, and the preparation implementation feasibility is high, and the economic practicality is strong.

[0020] 2, the insulating layer one is integrally extruded on the outside of the conductor, and the processing mode is simple, and the thickness uniformity of the insulating layer one is good, so that the diameter of the insulating layer one outside the two conductors limits the spacing between the two conductors when the insulating layer two is coated subsequently, to ensure that the two conductors are parallelly arranged closely, that is, to ensure that the cross-sectional contour size of the high-speed transmission cable of the utility model formed by processing is good in consistency;The coating mode of the insulating layer two on the outside of the two conductors is simple, to ensure that the high-speed transmission cable of the utility model can be smoothly prepared and implemented.

[0021] 3, the ground wire one is laid on the horizontal position of the outer circumferential side of the insulating layer one, to ensure that the positioning of the ground wire one is convenient and efficient when laying on the outside of the insulating layer one, to help improve the processing efficiency and product quality of the high-speed transmission cable of the utility model.

[0022] 4. The ground wire one and the ground wire two are laid on the outer periphery of the insulating layer one, so that the high-speed transmission cable has double ground wires inside, thereby meeting the use requirement of double grounding scenes.

[0023] 5. The ground wire one has a rectangular cross section, and one side of the rectangular cross section is attached to a corresponding horizontal surface on the insulating layer two. The ground wire one is provided with a flat ground wire structure, thereby further improving the stability of the ground wire one when laid on the horizontal surface on the outer periphery of the insulating layer one, and helping to further improve the appearance flatness of the high-speed transmission cable.

[0024] 6. The ground wire is attached to the outer side of the metal shielding layer. The shielding layer has good flatness inside the cable, thereby reducing the reflection distance of signals during the transmission process inside the insulating layer, helping to improve the shielding performance of the high-speed transmission cable, and thereby helping to improve the transmission performance of high-frequency signals inside the cable.

[0025] 7. The high-speed transmission cable with the noise removal function has excellent shielding performance and signal transmission noise removal performance, and the number of core wires can be flexibly selected to meet the signal transmission requirement of different use scenes; the high-speed transmission cable with the noise removal function is formed by a plurality of core wires covered by the protective layer two, and has a clever and reasonable structure design, high preparation feasibility and strong practicality. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a cross-sectional structure schematic view of the high-speed transmission cable with the noise removal function in Example 1;

[0027] Figure 2 is a cross-sectional structure schematic view of the high-speed transmission cable with the noise removal function in Example 2;

[0028] Figure 3 is a cross-sectional structure schematic view of the high-speed transmission cable with the noise removal function in Example 3;

[0029] Figure 4 is a cross-sectional structure schematic view of the high-speed transmission cable with the noise removal function in Example 4;

[0030] Figure 5 is a cross-sectional structure schematic view of the high-speed transmission cable with the noise removal function in Example 5;

[0031] Figure 6 is a cross-sectional structure schematic view of the high-speed transmission cable with the noise removal function in Example 6;

[0032] Figure 7 is a cross-sectional structure schematic view of the high-speed transmission cable with the noise removal function in Example 7;

[0033] Figure 8 is a cross-sectional structure schematic diagram of a high-speed transmission cable with noise removal function in Example 8;

[0034] Figure 9 is a cross-sectional structure schematic diagram of a high-speed transmission cable with noise removal function in Example 9;

[0035] Figure 10 is a cross-sectional structure schematic diagram of a high-speed transmission cable with noise removal function in Example 10;

[0036] Figure 11 is a cross-sectional structure schematic diagram of a composite cable in Example 11;

[0037] Figure 12 is a cross-sectional structure schematic diagram of a composite cable in Example 12;

[0038] Figure 13 is a cross-sectional structure schematic diagram of a composite cable in Example 13.

[0039] In the figure: 1, wire; 2, insulation layer one; 3, insulation layer two; 4, metal shielding layer; 5, ground wire one; 6, protective layer one; 7, ground wire two; 8, core wire; 9, protective layer two. DETAILED DESCRIPTION

[0040] The specific embodiments of the present application will be further described in conjunction with the accompanying drawings and examples. The following examples are only used to more clearly illustrate the technical scheme of the present application, and cannot be used to limit the protection scope of the present application.

[0041] Example 1

[0042] As shown in Figure 1 , a high-speed transmission cable with noise removal function includes two parallel and closely arranged wires 1, the outer periphery of the two wires 1 is covered with an insulation layer one 2, the two wires 1 are integrated by an insulation layer two 3 wrapped on the outer periphery of the insulation layer one 2, the outer periphery of the insulation layer two 3 is wrapped with a metal shielding layer 4 and a protective layer one 6 from inside to outside in turn, and a ground wire is laid between the insulation layer two 3 and the protective layer one 6, which is in close contact with the metal shielding layer 4.

[0043] Preferably, the insulation layer one 2 is integrally extruded on the outside of the wire 1, and the insulation layer two 3 is wrapped on the outer periphery of the insulation layer one 2 of the two wires 1.

[0044] More preferably, the ground wire includes two ground wires 5. The insulation layer 3 covers the outer periphery of the insulation layer 2 on the two conductors 1 to form two horizontal surfaces and two arc-shaped surfaces. One ground wire 5 is disposed on one of the horizontal surfaces of the insulation layer 3, and the other ground wire 5 is disposed on the other horizontal surface of the insulation layer 3.

[0045] More preferably, the ground wire 5 has a rectangular cross-section, and one long side of the rectangular cross-section is attached to a corresponding horizontal surface on the insulating layer 3.

[0046] More preferably, the ground wire is attached to the outer surface of the metal shielding layer 4.

[0047] More preferably, the metal shielding layer 4 is made of any one of aluminum foil, copper foil, silver foil, gold foil, and tin foil, and the protective layer 6 is made of either polyester film or polyimide film.

[0048] Example 2

[0049] like Figure 2 As shown, a high-speed transmission cable with noise removal function differs from the high-speed transmission cable with noise removal function in Embodiment 1 in that: the ground wire includes a ground wire 5, the insulation layer 2 3 covers the outer periphery of the insulation layer 2 on the two conductors 1 to form two horizontal surfaces and two arc-shaped surfaces, and the ground wire 5 is disposed on one of the horizontal surfaces of the insulation layer 2 3.

[0050] Example 3

[0051] like Figure 3 As shown, a high-speed transmission cable with noise removal function differs from the high-speed transmission cable with noise removal function in Embodiment 1 in that: the insulation layer 2 3 is integrally extruded and formed on the outside of the insulation layer 2 on the two conductors 1.

[0052] Example 4

[0053] like Figure 4 As shown, a high-speed transmission cable with noise removal function differs from the high-speed transmission cable with noise removal function in Embodiment 3 in that: the ground wire includes a ground wire 5, the insulation layer 2 3 covers the outer periphery of the insulation layer 2 on the two conductors 1 to form two horizontal surfaces and two arc-shaped surfaces, and the ground wire 5 is disposed on one of the horizontal surfaces of the insulation layer 2 3.

[0054] Example 5

[0055] like Figure 5As shown, a high-speed transmission cable with noise removal function differs from the high-speed transmission cable with noise removal function in Embodiment 1 in that: the ground wire includes two ground wires 5 and two ground wires 7; the insulation layer 3 covers the outer periphery of the insulation layer 2 on the two conductors 1, forming two horizontal surfaces and two arc-shaped surfaces; one ground wire 5 is disposed on one of the horizontal surfaces of the insulation layer 3, and the other ground wire 5 is disposed on the other horizontal surface of the insulation layer 3; one ground wire 7 is disposed on one of the arc-shaped surfaces of the insulation layer 3, and the other ground wire 7 is disposed on the other arc-shaped surface of the insulation layer 3.

[0056] Example 6

[0057] like Figure 6 As shown, a high-speed transmission cable with noise removal function differs from the high-speed transmission cable with noise removal function in Embodiment 1 in that: the ground wire includes two ground wires 5 and one ground wire 7; the insulation layer 3 covers the outer periphery of the insulation layer 2 on the two conductors 1, forming two horizontal surfaces and two arc-shaped surfaces; one ground wire 5 is disposed on one of the horizontal surfaces of the insulation layer 3, the other ground wire 5 is disposed on the other horizontal surface of the insulation layer 3, and the ground wire 7 is disposed on one of the arc-shaped surfaces of the insulation layer 3.

[0058] Example 7

[0059] like Figure 7 As shown, a high-speed transmission cable with noise removal function differs from the high-speed transmission cable with noise removal function in Embodiment 1 in that: the ground wire includes a ground wire 5 and a ground wire 7; the insulation layer 3 covers the outer periphery of the insulation layer 2 on the two conductors 1 to form two horizontal surfaces and two arc-shaped surfaces; one ground wire 5 is disposed on one of the horizontal surfaces of the insulation layer 3; and one ground wire 7 is disposed on one of the arc-shaped surfaces of the insulation layer 3.

[0060] Example 8

[0061] like Figure 8As shown, a high-speed transmission cable with noise removal function differs from the high-speed transmission cable with noise removal function in Embodiment 3 in that: the ground wire includes two ground wires 5 and two ground wires 7; the insulation layer 3 covers the outer periphery of the insulation layer 2 on the two conductors 1, forming two horizontal surfaces and two arc-shaped surfaces; one ground wire 5 is disposed on one of the horizontal surfaces of the insulation layer 3, and the other ground wire 5 is disposed on the other horizontal surface of the insulation layer 3; one ground wire 7 is disposed on one of the arc-shaped surfaces of the insulation layer 3, and the other ground wire 7 is disposed on the other arc-shaped surface of the insulation layer 3.

[0062] Example 9

[0063] like Figure 9 As shown, a high-speed transmission cable with noise removal function differs from the high-speed transmission cable with noise removal function in Embodiment 3 in that: the ground wire includes two ground wires 5 and one ground wire 7; the insulation layer 3 covers the outer periphery of the insulation layer 2 on the two conductors 1, forming two horizontal surfaces and two arc-shaped surfaces; one ground wire 5 is disposed on one of the horizontal surfaces of the insulation layer 3, the other ground wire 5 is disposed on the other horizontal surface of the insulation layer 3, and the ground wire 7 is disposed on one of the arc-shaped surfaces of the insulation layer 3.

[0064] Example 10

[0065] like Figure 10 As shown, a high-speed transmission cable with noise removal function differs from the high-speed transmission cable with noise removal function in Embodiment 3 in that: the ground wire includes a ground wire 5 and a ground wire 7; the insulation layer 2 3 covers the outer periphery of the insulation layer 2 on the two conductors 1 to form two horizontal surfaces and two arc-shaped surfaces; one ground wire 5 is disposed on one of the horizontal surfaces of the insulation layer 2 3, and one ground wire 7 is disposed on one of the arc-shaped surfaces of the insulation layer 2 3.

[0066] This invention discloses a high-speed transmission cable with noise removal function. Firstly, an insulating layer two is wrapped around the outside of a conductor already covered with an insulating layer one. This second insulating layer forms an integrated core structure between the two conductors, ensuring consistent spacing and good parallel alignment. Then, a metal shielding layer, a protective layer one, and a ground wire are wrapped around the outer periphery of the integrated core structure. This significantly reduces the difficulty of positioning the two conductors and the ground wire during cable processing, ensuring a smooth overall appearance of the finished cable. Verification in use shows that this invention's high-speed transmission cable exhibits excellent shielding performance and signal transmission noise removal capabilities. The conductors have two insulating layers, significantly improving the cable's insulation performance. Furthermore, the materials of the two insulating layers can be flexibly selected according to usage requirements to meet the insulation performance needs of this invention's high-speed transmission cable in different application scenarios. The overall structural design is ingenious and reasonable, with high feasibility in manufacturing and implementation, and strong economic practicality.

[0067] Example 11

[0068] like Figure 11 As shown, a composite cable includes two core wires 8, which are formed into one piece by a protective layer 9 covering the outside. The two core wires 8 are any of the high-speed transmission cables with noise removal function described in embodiments 1 to 10 above.

[0069] Example 12

[0070] like Figure 12 As shown, a composite cable includes eight core wires 8, which are formed into one piece by a protective layer 9 covering the outside. The eight core wires 8 are any of the high-speed transmission cables with noise removal function described in embodiments 1 to 10 above.

[0071] Example 13

[0072] like Figure 13 As shown, a composite cable includes sixteen core wires 8, which are formed into one piece by a protective layer 9 covering the outside. The sixteen core wires 8 are any of the high-speed transmission cables with noise removal function described in embodiments 1 to 10 above.

[0073] This utility model discloses a high-speed transmission cable with noise removal function. It has excellent shielding performance and signal transmission noise removal performance. The number of core wires can be flexibly selected to meet the signal transmission needs of different application scenarios. It is composed of several core wires covered by a protective layer. The structure is ingenious and reasonable, and the manufacturing and implementation are highly feasible and practical.

[0074] The above description is only a preferred embodiment of the present utility model. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of the present utility model, and these improvements and modifications should also be considered within the protection scope of the present utility model.

Claims

1. A high-speed transmission cable with noise removal function, characterized in that, It includes two parallel wires (1) arranged together, with an insulation layer (2) covering the outer periphery of each of the two wires (1). The two wires (1) are formed into one unit by an insulation layer (3) covering the outer periphery of the insulation layer (2) on both of them. The outer periphery of the insulation layer (3) is covered with a metal shielding layer (4) and a protective layer (6) from the inside to the outside. A ground wire that is in contact with the metal shielding layer (4) is laid between the insulation layer (3) and the protective layer (6). The first insulating layer (2) is integrally extruded on the outside of the conductor (1), and the second insulating layer (3) is wrapped around the outer periphery of the first insulating layer (2) on the two conductors (1).

2. The high-speed transmission cable with noise removal function as described in claim 1, characterized in that, The ground wire includes at least one ground wire (5). The second insulation layer (3) covers the outer periphery of the first insulation layer (2) on the two conductors (1) to form two horizontal surfaces and two arc surfaces. The first ground wire (5) is set on one of the horizontal surfaces of the second insulation layer (3).

3. The high-speed transmission cable with noise removal function as described in claim 2, characterized in that, The ground wire includes two ground wires (5), one of which is disposed on one of the horizontal surfaces of the second insulating layer (3), and the other is disposed on the other horizontal surface of the second insulating layer (3).

4. The high-speed transmission cable with noise removal function as described in claim 1, characterized in that, The ground wire includes at least one ground wire one (5) and one ground wire two (7). The insulation layer two (3) covers the outer periphery of the insulation layer one (2) on the two conductors (1) to form two horizontal surfaces and two arc surfaces. The ground wire one (5) is set on one of the horizontal surfaces of the insulation layer two (3), and the ground wire two (7) is set on one of the arc surfaces of the insulation layer two (3).

5. The high-speed transmission cable with noise removal function as described in claim 4, characterized in that, The ground wires include two ground wires one (5) and two ground wires two (7). One ground wire one (5) is disposed on one of the horizontal surfaces of the second insulating layer (3), and the other ground wire one (5) is disposed on the other horizontal surface of the second insulating layer (3). One ground wire two (7) is disposed on one of the arc surfaces of the second insulating layer (3), and the other ground wire two (7) is disposed on the other arc surface of the second insulating layer (3).

6. The high-speed transmission cable with noise removal function as described in any one of claims 2 to 5, characterized in that, The ground wire (5) has a rectangular cross-section, and one long side of the rectangular cross-section is attached to a corresponding horizontal surface on the insulating layer (3).

7. The high-speed transmission cable with noise removal function as described in claim 1, characterized in that, The ground wire is attached to the outer surface of the metal shielding layer (4).

8. The high-speed transmission cable with noise removal function as described in claim 1, characterized in that, The metal shielding layer (4) is made of any one of aluminum foil, copper foil, silver foil, gold foil, and tin foil, and the protective layer (6) is made of either polyester film or polyimide film.

9. A composite cable, characterized in that, It includes several core wires (8), which are formed into one piece by a protective layer (9) covering the outside, and the several core wires (8) are high-speed transmission cables with noise removal function as described in any one of claims 1 to 8.