CN216818851U - USB connector - Google Patents
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- CN216818851U CN216818851U CN202122656030.6U CN202122656030U CN216818851U CN 216818851 U CN216818851 U CN 216818851U CN 202122656030 U CN202122656030 U CN 202122656030U CN 216818851 U CN216818851 U CN 216818851U
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- signal terminal
- signal
- terminal pairs
- pairs
- magnetic field
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Abstract
A USB connector comprises a plurality of groups of signal terminal pairs and ferrite members, wherein the ferrite members are arranged around the signal terminal pairs for transmitting low-speed signals and extend among the groups of signal terminal pairs, and the ferrite members are used for inhibiting signal transmission magnetic fields generated when the signal terminal pairs transmit signals by virtue of high magnetic conductivity and low electric conductivity characteristics of the ferrite members so as to reduce the attenuation and distortion degree caused by mutual interference of the signal terminal pairs of the USB connector in the signal transmission process, thereby meeting the requirements of the signal terminal pairs in the USB connector specification on signal transmission.
Description
Technical Field
The present invention relates to signal transmission technology, and more particularly, to a USB connector that can satisfy the signal transmission requirements in the USB connector specification.
Background
USB connectors are widely used in various electronic devices for signal transmission, and the demand for signal transmission of USB connectors is increasing with the advance of technology, so in recent years, USB connectors are required to transmit high-speed signals in addition to low-speed signals, and in the specification of USB3.2 connectors, the transmission rate of high-speed signals is developed from 5Gbps of Gen1 to 20Gbps of Gen2 x 2, and even in the specification of USB4 connectors, the transmission rate of high-speed signals is required to reach 40 Gbps.
However, the multiple signal terminal pairs of the USB connector generate a signal transmission magnetic field when transmitting signals, and the generated signal transmission magnetic field interferes with signal transmission of the multiple signal terminal pairs, so that the multiple signal terminal pairs are prone to attenuation and distortion in the signal transmission process, and it is difficult to meet the signal transmission requirements of the multiple signal terminal pairs in the USB connector specification. Therefore, how to prevent the interference of the USB connector during signal transmission is the primary technical problem to be solved by the design of the USB connector.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, the present application provides a USB connector comprising: a plurality of signal terminal pairs for transmitting signals, wherein a first one of the signal terminal pairs is a signal terminal pair for transmitting low-speed signals; a positioning insulator providing positioning for each of the signal terminal pairs; and a ferrite member which is embedded in the positioning insulator and is arranged around a first one of the signal terminal pairs and extends between the signal terminal pairs, wherein a signal transmission magnetic field is generated when each signal terminal pair transmits signals, and the ferrite member can inhibit the signal transmission magnetic field, so that the interference of each signal terminal pair to the signal transmission magnetic field can be reduced to an acceptable degree.
Compared with the prior art, the USB connector of the present application includes a plurality of sets of signal terminal pairs and a ferrite member, wherein the ferrite member is disposed around the signal terminal pairs for transmitting low-speed signals and extends between the signal terminal pairs, so as to suppress a signal transmission magnetic field generated by each signal terminal pair when transmitting signals by virtue of its high magnetic permeability and low electrical conductivity, so as to reduce the degree of attenuation and distortion caused by mutual interference between the signal terminal pairs of the USB connector during signal transmission, and to meet the requirements of the USB connector specification for signal transmission of the signal terminal pairs.
Drawings
Fig. 1 to 18 are assembly diagrams of main components of a USB connector according to a first embodiment of the present invention.
Fig. 19 to 23 are assembly diagrams of main components of the second embodiment of the USB connector of the present application.
Description of the symbols:
1 USB connector
11 top terminal assembly
111 top high speed signal terminal pair
112 top low speed signal terminal pair
113 Top positioning insulator
114 top ferrite member
12 bottom terminal assembly
121 bottom high speed signal terminal pair
122 bottom low speed signal terminal pair
123 bottom positioning insulator
124 bottom ferrite member
13 Metal spacer
14 Metal Top cover
15 Metal bottom cover
16-junction insulator
17 metal outer casing
2 USB connector
21 high-speed signal terminal pair
22 low-speed signal terminal pair
23 positioning insulator
24 ferrite member
Semi-finished product of S1 connector
S2 connector finished product
Detailed Description
The following description of the present application will be provided with reference to specific embodiments and examples, and other advantages and effects of the present application will be apparent to those skilled in the art from the disclosure of the present application. The application is capable of other and different embodiments or applications. Various modifications and alterations may be made in the details of this description without departing from the spirit of the application, from various aspects and applications. In particular, the proportion and the relative position of the various elements in the drawings are merely exemplary in nature, and are not intended to represent the actual conditions under which the present application may be practiced.
For the description of the embodiments of the present disclosure, please refer to fig. 1 to 23.
As shown in fig. 1 to 18, which are schematic diagrams of main components of a first embodiment of the USB connector of the present application, in the present embodiment, the components of the USB cable connector 1 may optionally include a top terminal assembly 11, a bottom terminal assembly 12, a metal spacer 13, a metal top cover 14 and a metal bottom cover 15.
The top terminal assembly 11 includes sets of top signal terminal pairs 111,112, a top positioning insulator 113 and a top ferrite member 114. The top signal terminal pair 111,112 provides a transmission signal, and as shown in fig. 1, the top signal terminal pair 111,112 may be composed of at least one signal terminal, respectively. In the present application, a first one of the pair of top signal terminals 111,112 is the pair of top signal terminals 112 for transmitting low-speed signals, and a second one of the pair of top signal terminals 111,112 is the pair of top signal terminals 111 for transmitting high-speed signals. As shown in fig. 2, the top positioning insulator 113 may be formed by molding to provide positioning for the top signal terminal pair 111,112 to space the top signal terminal pair 111,112 apart.
The top Ferrite member 114 may be made of a Ferrite ceramic material having high magnetic permeability and low electrical conductivity characteristics to provide magnetic field-inhibiting conduction, and in this application, the top Ferrite member 114 engages the top positioning insulator 113 and is disposed around the top signal terminal pairs 112 for transmitting low-speed signals and extends between the plurality of top signal terminal pairs 111,112 to separate the plurality of top signal terminal pairs 111,112, and a signal transmission magnetic field is generated when each top signal terminal pair 111,112 transmits a signal (e.g., a high-frequency signal), and the top Ferrite member 114 may provide magnetic field-inhibiting conduction by virtue of the high magnetic permeability and low electrical conductivity characteristics, so that the interference of each top signal terminal pair 111,112 by the signal transmission magnetic field can be reduced to an acceptable level.
As shown in FIG. 1, in the present application, the top terminal assembly 11 may alternatively include two sets of top signal terminal pairs 111. Accordingly, the top signal terminal pair 112 is located between the two sets of top signal terminal pairs 111, and the top ferrite member 114 extends between the top signal terminal pairs 111,112 to separate each top signal terminal pair 111 from the top signal terminal pair 112.
The bottom terminal assembly 12 includes sets of bottom signal terminal pairs 121,122, a bottom positioning insulator 123, and a bottom ferrite member 124. The pair of bottom signal terminals 121,122 provides a transmission signal, and as shown in fig. 1, the pair of bottom signal terminals 121,122 may be respectively composed of at least one signal terminal. In the present application, a first one of the pair of bottom signal terminals 121,122 is a pair of top signal terminals 122 for transmitting low-speed signals, and a second one of the pair of bottom signal terminals 121,122 is a pair of top signal terminals 121 for transmitting high-speed signals. As shown in fig. 2, the bottom positioning insulator 123 may be formed by molding to provide positioning for the bottom signal terminal pair 121,122 to space the bottom signal terminal pair 121, 122.
The bottom Ferrite member 124 may be made of a Ferrite ceramic material having high magnetic permeability and low electrical conductivity characteristics to provide magnetic field-inhibiting conduction, and in this application, the bottom Ferrite member 124 is embedded in the bottom positioning insulator 123 and disposed around the bottom signal terminal pairs 122 for transmitting low-speed signals and extends between the plurality of bottom signal terminal pairs 121,122 to separate the plurality of bottom signal terminal pairs 121,122, and a signal transmission magnetic field is generated when each bottom signal terminal pair 121,122 transmits signals (e.g., high-frequency signals), and the bottom Ferrite member 124 may provide magnetic field-inhibiting conduction by virtue of high magnetic permeability and low electrical conductivity characteristics, so that the interference of each bottom signal terminal pair 121,122 by the signal transmission magnetic field can be reduced to an acceptable level.
As shown in FIG. 1, in the present application, the bottom terminal assembly 12 may alternatively include two sets of bottom signal terminal pairs 121. Accordingly, the bottom signal terminal pair 122 is located between the two sets of bottom signal terminal pairs 121, and the bottom ferrite member 124 extends between the bottom signal terminal pairs 121,122 to separate each bottom signal terminal pair 121 from the bottom signal terminal pair 122.
A metal spacer 13 is located between the top terminal assembly 11 and the bottom terminal assembly 12. The metal top cover 14 contacts the metal spacer 13 to form a shielded cavity to provide a shielded environment for the top terminal assembly 11, so that the interference with the top terminal assembly 11 is reduced to an acceptable level. The metal bottom cover 15 contacts the metal spacer 13 to form a shielded chamber to provide a shielded environment for the bottom terminal assembly 12, reducing the interference experienced by the bottom terminal assembly 12 to an acceptable level.
In addition, in the present application, the constituent members of the USB cable-end connector 1 may also optionally include a splice insulator 16 and a metal outer housing 17. The joint insulator 16 provides a joint that joins the top terminal assembly 11, the bottom terminal assembly 12, the metal spacer 13, the metal top cover 14, and the metal bottom cover 15 into a single piece to constitute a connector semi-finished product S1. The metal outer shell 17 and the connector semi-finished product S1 are joined together to form a connector semi-finished product S2, and it should be noted that the metal outer shell 17 can provide shielding for the connector semi-finished product S1 to shield interference of external magnetic fields and the like.
The following is a description of the component mounting steps of the USB connector of the present embodiment. As shown in fig. 1 to 8, first, a top terminal assembly 11, a bottom terminal assembly 12, and a metal spacer 13 are prepared, respectively, and the top terminal assembly 11 and the bottom terminal assembly 12 are assembled above and below the metal spacer 13, respectively. Next, as shown in fig. 9 to 11, a metal top cover 14 and a metal bottom cover 15 are prepared, respectively, the metal top cover 14 is made to contact the metal spacer 13 to provide a shielding environment for the top terminal assembly 11, and the metal bottom cover 15 is made to contact the metal spacer 13 to provide a shielding environment for the bottom terminal assembly 12.
Then, as shown in fig. 12 to 15, the joint insulator 16 is made to join the top terminal assembly 11, the bottom terminal assembly 12, the metal spacer 13, the metal top cover 14, and the metal bottom cover 15 to constitute a connector semi-finished product S1. Next, as shown in fig. 16 to 18, the metal outer housing 17 is joined to the connector semi-finished product S1 to form a connector finished product S2.
However, the components and assembling steps of the USB connector of the present application may be omitted or added according to the actual use, and are not limited to the above.
For example, as shown in fig. 19 to 23, which are schematic diagrams of main components of a second embodiment of the USB connector of the present application, in the present embodiment, the components of the USB connector 2 may include: sets of signal terminal pairs 21,22, a positioning insulator 23 and a ferrite member 24. The signal terminal pair 21,22 provides transmission signals, and as shown in fig. 19, the signal terminal pair 21,22 may be composed of at least one signal terminal. In the present application, a first one of the signal terminal pairs 21,22 is a signal terminal pair 22 for transmitting a low-speed signal, and a second one of the signal terminal pairs 21,22 is a signal terminal pair 21 for transmitting a high-speed signal. The positioning insulator 23 may provide positioning for the pair of high-speed signal terminals 21 and the pair of low-speed signal terminals 22 so that the pair of signal terminals 21,22 are spaced apart.
The ferrite member 24 is embedded in the positioning insulator 23 and is disposed around the first one 22 of the top signal terminal pairs 21,22 and extends between the top signal terminal pairs 21,22 to separate the top signal terminal pairs 21,22, and generate a signal transmission magnetic field when the top signal terminal pairs 21,22 are transmitting signals (e.g. high frequency signals), and the ferrite member 24 can suppress the transmission of the signal transmission magnetic field, so that the interference of the signal transmission magnetic field on the top signal terminal pairs 21,22 can be reduced to an acceptable level.
The following is a description of the component assembly steps of the USB connector of the present embodiment. As shown in fig. 19 to 20, first, at least one high-speed signal terminal pair 21, low-speed signal terminal pair 22 and positioning insulator 23 are prepared, respectively, and the positioning insulator 23 is made to provide positioning for the high-speed signal terminal pair 21 and the low-speed signal terminal pair 22. Next, as shown in fig. 21 to 23, the ferrite member 24 is prepared, and the ferrite member 24 is fitted into the positioning insulator 23 and extended between the high-speed signal terminal pair 21 and the low-speed signal terminal pair 22.
In summary, the USB connector of the present application includes a plurality of signal terminal pairs and a ferrite member, wherein the ferrite member is disposed around the signal terminal pairs for transmitting low-speed signals and extends between the plurality of signal terminal pairs, so as to suppress a signal transmission magnetic field generated by each signal terminal pair when transmitting signals, and to reduce the degree of attenuation and distortion caused by interference between the signal terminal pairs during signal transmission, so as to meet the requirements of the USB connector specification for signal terminal pair in signal transmission.
The above-described embodiments are merely illustrative of the principles and effects of the present application, and are not intended to limit the present application. Modifications and variations can be made to the above-described embodiments by those of ordinary skill in the art without departing from the spirit and scope of the present application. Therefore, the protection scope of the present application should be as set forth in the claims of the present application.
Claims (5)
1. A USB connector, comprising:
the signal terminal pairs are used for transmitting signals, and a first one of the signal terminal pairs is a signal terminal pair for transmitting low-speed signals;
a positioning insulator providing positioning for each of the signal terminal pairs; and
a ferrite member engaging said positioning insulator and disposed around a first one of said plurality of signal terminal pairs and extending between said plurality of signal terminal pairs, said ferrite member generating a signal transmission magnetic field when each of said signal terminal pairs is transmitting a signal, said ferrite member providing a suppression of said signal transmission magnetic field such that each of said signal terminal pairs is subject to an acceptable level of interference from said signal transmission magnetic field.
2. The USB connector of claim 1, wherein a second one of the plurality of sets of signal terminal pairs is a signal terminal pair that transmits high speed signals.
3. A USB connector, comprising:
a top terminal assembly comprising a plurality of sets of top signal terminal pairs, a top positioning insulator, and a top ferrite member, wherein the plurality of sets of top signal terminal pairs are used for transmitting signals, and a first one of the plurality of sets of top signal terminal pairs is a top signal terminal pair for transmitting low-speed signals, said top positioning insulator providing positioning for each said top signal terminal pair, said top ferrite member engaging said top positioning insulator, and disposed around a first one of said plurality of top signal terminal pairs and extending between said plurality of top signal terminal pairs, each of said top signal terminal pairs generating a signal transmission magnetic field when transmitting a signal, and said top ferrite member provides a means for suppressing said signal transmission magnetic field such that interference of each said top signal terminal pair by said signal transmission magnetic field is reduced to an acceptable level;
a bottom terminal assembly comprising a plurality of sets of bottom signal terminal pairs, a bottom positioning insulator, and a bottom ferrite member, wherein the plurality of sets of bottom signal terminal pairs are used for transmitting signals, and a first one of the plurality of sets of bottom signal terminal pairs is a bottom signal terminal pair for transmitting low-speed signals, the bottom positioning insulator provides positioning for each of the bottom signal terminal pairs, the bottom ferrite member engages the bottom positioning insulator, and is disposed around a first one of the plurality of bottom signal terminal pairs and extends between the plurality of bottom signal terminal pairs, each of the bottom signal terminal pairs generating a signal transmission magnetic field when transmitting a signal, the bottom ferrite component can restrain the signal transmission magnetic field, so that the interference of each bottom signal terminal pair by the signal transmission magnetic field can be reduced to an acceptable degree;
a metal spacer located between the top terminal assembly and the bottom terminal assembly;
a metal top cover contacting the metal spacer to form a shielding chamber to provide a shielding environment for the top terminal assembly, so that the interference on the top terminal assembly is reduced to an acceptable level; and
a metal bottom cover contacting the metal spacer to form a shielded cavity to provide a shielded environment for the bottom terminal assembly, such that interference with the bottom terminal assembly is reduced to an acceptable level.
4. The USB connector of claim 3, wherein a second one of the sets of top signal terminal pairs is a top signal terminal pair that transmits high speed signals; the second of the multiple sets of bottom signal terminal pairs is a bottom signal terminal pair for transmitting high-speed signals.
5. The USB connector of claim 3, further comprising: and a joint insulator and a metal outer shell, wherein the joint insulator provides joint to combine the top terminal assembly, the bottom terminal assembly, the metal spacer, the metal top cover and the metal bottom cover into a connector semi-finished product, and the metal outer shell and the connector semi-finished product are combined into a connector finished product.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122656030.6U CN216818851U (en) | 2021-10-29 | 2021-10-29 | USB connector |
| TW111208088U TWM643938U (en) | 2021-10-29 | 2022-07-28 | usb connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122656030.6U CN216818851U (en) | 2021-10-29 | 2021-10-29 | USB connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216818851U true CN216818851U (en) | 2022-06-24 |
Family
ID=82049227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122656030.6U Active CN216818851U (en) | 2021-10-29 | 2021-10-29 | USB connector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN216818851U (en) |
| TW (1) | TWM643938U (en) |
-
2021
- 2021-10-29 CN CN202122656030.6U patent/CN216818851U/en active Active
-
2022
- 2022-07-28 TW TW111208088U patent/TWM643938U/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TWM643938U (en) | 2023-07-21 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |