CN202711738U

CN202711738U - Flat USB (Universal Serial Bus) cable

Info

Publication number: CN202711738U
Application number: CN 201220346530
Authority: CN
Inventors: 仇斌; 戚镜辉; 黄春成
Original assignee: SHENZHEN BAOXING WIRE CABLE MANUFACTURE CO Ltd
Current assignee: SHENZHEN BAOXING WIRE CABLE MANUFACTURE CO Ltd
Priority date: 2012-07-17
Filing date: 2012-07-17
Publication date: 2013-01-30
Anticipated expiration: 2022-07-17

Abstract

The utility model discloses a flat USB (Universal Serial Bus) cable, which comprises an anode power line, a first SDP (Shielded Differential Pair) signal line, a second SDP signal line, an STP (Shielded Twisted Pair) signal line, a cathode power line and an outer coating layer, wherein the anode power line, the first SDP signal line, the second SDP signal line, the STP signal line and the cathode power line are arranged in order in parallel and wrapped in the outer coating layer; and the sections of the outer coating layer, the first SDP signal line and the second SDP signal line are flat. The anode power line, the first SDP signal line, the second SDP signal line, the STP signal line and the cathode power line of the flat USB cable are arranged in order in parallel, so that the cable is good in impedance performance, low in intra delay difference and low in signal attenuation; simultaneously, the sections of the outer coating layer, the first SDP signal line and the second SDP signal line are flat, therefore, the transmission rate of the USB cable is increased; and the volume of the cable is reduced; furthermore, the cable has a novel and attractive appearance.

Description

Flat USB cable

Technical field

The utility model relates to a kind of USB cable, relates in particular to a kind of flat USB cable.

Background technology

As everyone knows, USB is the abbreviation of English Universal Serial Bus, and Chinese implication is " USB ", and is current, and the application of USB cable is very extensive, close relation between its development trend nature and the user's request.

The USB cable is since 1.0 editions appearances, and its transmission rate is 12Mbps; Thereafter be improved to 2.0 editions, this USB 2.0 has been increased to 480Mbps with the data transmission bauds between the equipment, and fast about 40 times than USB 1.0 standards, the raising of speed is exactly the generation bottleneck effect that need not the concern of data transmission for user's largest benefit.

Along with day by day popularizing and the continuous increase of transfer files of Digital Media, the USB specifications of cables is upgrading constantly, therefore, USB 3.0 cables arise at the historic moment thereupon, it has adopted the simple four-wire system differential signal line of antithesis, so can support two-way concurrent data flow transmission, high transmission speed can reach 7.5Gbps.But the poor height of existing bad, the internal delay of USB 3.0 cable impedance performances, signal attenuation are large, volume is also very large; Therefore use with installation just neither.

The utility model content

For the weak point that exists in the above-mentioned technology, the utility model provides a kind of cross section to be poor little, the flat USB cable that volume is little and easy to use of flat, good, the internal delay of impedance.

For achieving the above object, the utility model provides a kind of flat USB cable, comprises cathode power supply line, a SDP holding wire, the 2nd SDP holding wire, STP holding wire, anode power cord and serving; The in turn parallel discharging and being coated in the serving of described cathode power supply line, a SDP holding wire, the 2nd SDP holding wire, STP holding wire and anode power cord, the cross section of described serving, a SDP holding wire and the 2nd SDP holding wire all is flat.

Wherein, a described SDP holding wire comprises that the first heart yearn, the second heart yearn, the first copper conductor drain wire, the first aluminium foil layer and the first wheat draw layer; Described the first heart yearn, the second heart yearn and the parallel discharging of the first copper conductor drain wire and be coated in the first aluminium foil layer, described the first aluminium foil layer is coated on the first wheat and draws in the layer.

Wherein, described the 2nd SDP holding wire comprises that the 3rd heart yearn, quad, the second copper conductor drain wire, the second aluminium foil layer and the second wheat draw layer; Described the 3rd heart yearn, quad and the parallel discharging of the second copper conductor drain wire and be coated in the second aluminium foil layer, described the second aluminium foil layer is coated on the first wheat and draws in the layer.

Wherein, described the first heart yearn, the second heart yearn, the 3rd heart yearn and quad consist of by copper conductor and insulator; Described copper conductor fixed cover is in insulator.

The beneficial effects of the utility model are: compared with prior art, the flat USB cable that the utility model provides, cathode power supply line, a SDP holding wire, the 2nd SDP holding wire, STP holding wire and anode power cord are in turn parallel dischargings so that good, the internal delay of the impedance behavior of this cable poor little, signal attenuation is little; Simultaneously, the cross section of serving, a SDP holding wire and the 2nd SDP holding wire all is flat, has improved the transmission rate of USB cable, and the volume and the external form that have reduced this cable are novel, attractive in appearance; By the improvement to this cable, improved the convenience that the user used and installed it.

Description of drawings

Fig. 1 is the schematic cross-section of flat USB cable of the present utility model;

Fig. 2 is the schematic cross-section of a SDP holding wire of flat USB cable of the present utility model;

Fig. 3 is the schematic cross-section of the SDP holding wire of flat USB cable of the present utility model;

Fig. 4 is the schematic cross-section of the first heart yearn of flat USB cable of the present utility model.

The main element symbol description is as follows:

1, cathode power supply line 2, a SDP holding wire

3, the 2nd SDP holding wire 4, STP holding wire

5, anode power cord 6, serving

7, the first heart yearn 8, the second heart yearn

9, the first copper conductor drain wire 10, the first aluminium foil layer

11, the first wheat is drawn layer the 12, the 3rd heart yearn

13, quad 14, the second copper conductor drain wire

15, the second aluminium foil layer 16, the second wheat are drawn layer

17, the copper conductor 18 on the first heart yearn, the insulator on the first heart yearn

Embodiment

In order more clearly to explain the utility model, below in conjunction with accompanying drawing the utility model is done to describe further.

See also Fig. 1, the flat USB cable that the utility model provides comprises cathode power supply line 1, a SDP holding wire 2, the 2nd SDP holding wire 3, STP holding wire 4, anode power cord 5 and serving 6; The in turn parallel discharging and being coated in the serving 6 of cathode power supply line 1, a SDP holding wire 2, the 2nd SDP holding wire 3, STP holding wire 4 and anode power cord 5, the cross section of serving 6 is flat, the cross section of the one SDP holding wire 2 is flat, and the cross section of the 2nd SDP holding wire 3 is flat.

Compared to prior art, the flat USB cable that the utility model provides, compared with prior art, the flat USB cable that the utility model provides, cathode power supply line, a SDP holding wire, the 2nd SDP holding wire, STP holding wire and anode power cord are in turn parallel dischargings so that good, the internal delay of the impedance behavior of this cable poor little, signal attenuation is little; Simultaneously, the cross section of serving, a SDP holding wire and the 2nd SDP holding wire all is flat, has improved the transmission rate of USB cable, and the volume and the external form that have reduced this cable are novel, attractive in appearance; By the improvement to this cable, improved the convenience that the user used and installed it.

Please further consult Fig. 2, a SDP holding wire 2 comprise the first heart yearn 7, the second heart yearn 8, the first copper conductor drain wire 9, the first aluminium foil layer 10 and the first wheat draw the layer 11; The first heart yearn 7, the second heart yearn 8 and the 9 parallel dischargings of the first copper conductor drain wire and be coated in the first aluminium foil layer 10, the first aluminium foil layer 10 are coated on the first wheat and draw in the layer 11.

Please further consult Fig. 3, the 2nd SDP holding wire comprise the 3rd heart yearn 12, quad 13, the second copper conductor drain wire 14, the second aluminium foil layer 15 and the second wheat draw the layer 16; The 3rd heart yearn 12, quad 13 and the 14 parallel dischargings of the second copper conductor drain wire and be coated in the second aluminium foil layer 15, the second aluminium foil layer 15 are coated on the first wheat and draw in the layer 16.

Please further consult Fig. 4, the first heart yearn is made of copper conductor and insulator; In the insulator 18 of copper conductor 17 fixed covers on the first heart yearn on the first heart yearn; The second heart yearn is made of copper conductor and insulator; In the insulator (not shown) of copper conductor (not shown) fixed cover on the second heart yearn on the second heart yearn; The 3rd heart yearn is made of copper conductor and insulator; In the insulator (not shown) of copper conductor (not shown) fixed cover on the 3rd heart yearn on the 3rd heart yearn; Quad is made of copper conductor and insulator; In the insulator (not shown) of copper conductor (not shown) fixed cover on quad on the quad.

In the present embodiment, in turn parallel discharging and being coated in the serving 6 of cathode power supply line 1, a SDP holding wire 2, the 2nd SDP holding wire 3, STP holding wire 4 and anode power cord 5; Certainly; the utility model is not limited to the execution mode that above-mentioned parts are in turn parallel dischargings; can also above-mentioned parts other execution modes such as discharging grade in turn in order not; as long as can guarantee other execution modes that above-mentioned parts can parallel discharging; all belong to simple variation of the present utility model or conversion, fall into protection range of the present utility model.

SDP is expressed as (Shielded Display Port) with English, have widely application surface, compatibility to various resolutions, to the extensive support of regular display to the HD display, SDP is mainly used in the connection between PC and the display, transmission rate is the resolution that 2.7Gbps.SDP can support at a pair of twisted-pair feeder 1680X1050, SDP supports the direct driving to display, also reduced the demand to the convergent-divergent chip, employing SDP holding wire has improved the transmission rate of USB cable, has reduced the cost of USB cable.

STP is expressed as (Shielded Twisted Pair) with English, is Shielded Twisted Pair, outer aluminium foil, and it has higher transmission rate, can reach 155Mbps in 100 meters.In USB cable, use the STP holding wire, improved the transmission rate of USB cable.

In the present embodiment, flat USB cable of the present utility model is the USB3.0 cable.

More than disclosed only be but that several specific embodiment the utility model of the present utility model is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection range of the present utility model.

Claims

1. a flat USB cable is characterized in that, comprises cathode power supply line, a SDP holding wire, the 2nd SDP holding wire, STP holding wire, anode power cord and serving; The in turn parallel discharging and being coated in the serving of described cathode power supply line, a SDP holding wire, the 2nd SDP holding wire, STP holding wire and anode power cord, the cross section of described serving, a SDP holding wire and the 2nd SDP holding wire all is flat.

2. flat USB cable according to claim 1 is characterized in that, a described SDP holding wire comprises that the first heart yearn, the second heart yearn, the first copper conductor drain wire, the first aluminium foil layer and the first wheat draw layer; Described the first heart yearn, the second heart yearn and the parallel discharging of the first copper conductor drain wire and be coated in the first aluminium foil layer, described the first aluminium foil layer is coated on the first wheat and draws in the layer.

3. flat USB cable according to claim 1 and 2 is characterized in that, described the 2nd SDP holding wire comprises that the 3rd heart yearn, quad, the second copper conductor drain wire, the second aluminium foil layer and the second wheat draw layer; Described the 3rd heart yearn, quad and the parallel discharging of the second copper conductor drain wire and be coated in the second aluminium foil layer, described the second aluminium foil layer is coated on the first wheat and draws in the layer.

4. flat USB cable according to claim 3 is characterized in that, described the first heart yearn, the second heart yearn, the 3rd heart yearn and quad consist of by copper conductor and insulator; Described copper conductor fixed cover is in insulator.