TWM591247U - Cable structure - Google Patents

Abstract

A cable structure includes: a majority signal transmission layer, which is located in the central area of the cable and contains a majority of signal lines; a graphene layer wrapped around the signal transmission layer; and an insulating layer wrapped around the graphene Outside the layer; the graphene layer in the above structure shields the interference of external electronic noise and prevents the dispersion of electromagnetic waves, while improving the flexibility of the cable to facilitate use.

Description

Cable structure

The present invention relates to a cable structure, especially a cable structure with graphene layer as its noise shielding.

The cable structure commonly used in connectors is usually composed of a signal transmission layer, a shielding layer, and an insulating layer. The shielding layer is mostly composed of aluminum foil or a metal mesh layer, which is wrapped around the signal transmission layer for shielding Interference of external signals and prevent the signal transmission layer signal from diverging outwards.

Although the above cable structure has the effect of shielded signal interference, due to the rapid changes in electronic technology, the above-mentioned conventional cable structure has been unable to meet the current signal transmission speed requirements; in addition, due to the use of metal aluminum foil or mesh The shielding structure formed by the layers will cause the entire cable to be very stiff, and it is not easy for users to bend freely at small angles, and there is a need for improvement.

In view of this, the creator of this new model added research and innovation to reveal the cable structure shown in this new model.

The purpose of the present invention is to provide a cable structure, which includes: a signal transmission layer, located in the central area of the cable, containing most signal lines; a graphene layer, which is wrapped around the signal transmission layer; and an insulating layer, Wrapped around the graphene layer. The graphene layer in the above structure shields the interference of external electronic noise and prevents the dispersion of electromagnetic waves, and at the same time improves the flexibility of the cable to facilitate use.

In the cable structure disclosed in the present invention, the graphene layer may be composed of a single layer or a plurality of layers of graphene.

In the cable structure disclosed by the present invention, the graphene layer is wrapped around the signal transmission layer in the form of a sheet; or is wrapped around the signal transmission layer in a strip shape.

In the cable structure disclosed in the present invention, the thickness of the graphene layer is 0.5-2.5 mm, but the thickness of the graphene layer is not limited by the present invention.

In the cable structure disclosed in the present invention, the graphene layer refers to a composite material containing graphene elements. The above-mentioned composite material refers to a composite material composed of graphene and elements such as nickel, Fe3O4 or barium.

The desirable entity of the new model can be clarified by the following description and attached drawings.

Please refer to Figures 1 to 3, the new type relates to a cable structure, which includes: a signal transmission layer (10), located in the central area of the cable, containing most signal lines (11); a graphene layer (20 , Graphene), wrapped around the signal transmission layer (10); and an insulating layer (30), wrapped around the graphene layer (20). The graphene layer (20) in the above structure shields the interference of external electronic noise and prevents the dispersion of electromagnetic waves, and at the same time improves the flexibility of the cable to facilitate user use.

The cable structure disclosed in the present invention can be applied to USB signal cables, coaxial cables, conductive tapes, or other wires used to transmit electronic signals. The present invention does not limit its form.

In the cable structure disclosed in the present invention, the graphene layer (20) can be composed of a single layer or a plurality of layers of graphene.

In the cable structure disclosed in the present invention, the graphene layer (20) can be wrapped around the signal transmission layer (10) in a sheet shape or wrapped around the signal transmission layer (10) in a strip shape, This new model is not self-limiting.

In the cable structure disclosed in the present invention, the thickness of the graphene layer (20) is 0.04 to 0.08 mm, preferably 0.05 mm, but the invention does not limit the thickness of the graphene layer (20).

The cable structure disclosed by the new model can largely shield the interference of external signals and the radiation of internal signals by the characteristics of the graphene layer (20). After actual detection, as shown in FIG. For example, the maximum common-mode interference (Common-Mode Coupling) maximum reflection loss of the new model at 500MHz may be less than -40dB, and the common-mode interference (Common-Mode Coupling) maximum reflection loss may be less than -35dB at 6GHz, as shown in the figure As shown in Fig. 3, the maximum reflection loss of Differential Mode Coupling at 500MHz can be less than -55dB, and the maximum reflection loss of Differential Mode Coupling at 6GHz can be less than -50dB, and the softness is less than 150 g.cm. Shows the superiority of the cable structure disclosed by the new model.

The cable structure disclosed in the present invention, wherein the graphene layer (20) refers to a composite material containing graphene elements. The above-mentioned composite material refers to a composite material composed of graphene and elements such as nickel (Ni), triiron tetroxide (Fe ₃ O ₄ ) or barium (Ba).

The structure and shape disclosed by the new model can be modified and applied without violating the spirit and scope of the new model. The new model is not limited to the above-mentioned embodiments.

(10)‧‧‧Signal transmission layer (11)‧‧‧Signal line (20)‧‧‧Graphene layer (30)‧‧‧Insulation

Figure 1: Schematic diagram of the new structure. Figure 2: This is the new common mode interference detection diagram. Figure 3: This is a new type of differential mode interference detection diagram.

(10)‧‧‧Signal transmission layer

(11)‧‧‧Signal line

(20)‧‧‧Graphene layer

(30)‧‧‧Insulation

Claims (8)

A cable structure includes: The signal transmission layer is located in the central area of the cable and contains most signal lines; A graphene layer wrapped around the signal transmission layer; and An insulating layer is coated on the graphene layer. The cable structure according to claim 1, wherein the graphene layer is composed of a plurality of graphene layers. The cable structure according to claim 1, wherein the graphene layer is coated in a sheet shape outside the signal transmission layer. The cable structure according to claim 1, wherein the graphene layer is wound around the signal transmission layer in a strip shape. The cable structure according to claim 1, wherein the graphene layer refers to a composite material containing graphene elements. The cable structure according to claim 5, wherein the composite material refers to a composite material of graphene and nickel, Fe ₃ O ₄ or barium. The cable structure according to claim 1, wherein the graphene layer has a thickness of 0.04 to 0.08 mm. The cable structure according to claim 1, wherein the graphene layer has a thickness of 0.05 mm.

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