TWM619889U - USB wire connector - Google Patents

Abstract

A USB cable end connector that provides shielding chambers for multiple high-speed signal terminal pairs and low-speed signal terminal pairs to reduce radiation interference from high-speed signals and low-speed signal terminal pairs of multiple high-speed signal terminal pairs. To an acceptable range, in this way, the radiation interference between low-speed signals and high-speed signals can be effectively suppressed, and the radiation interference between high-speed signals of multiple high-speed signal terminal pairs can be effectively suppressed, and the USB cable end connector can be reduced The degree of attenuation and distortion of low-speed signals and high-speed signals in the transmission process meets the signal transmission requirements of low-speed signals and high-speed signals in the USB cable end connector specification.

Description

USB cable end connector

This application relates to signal transmission technology, and more specifically, to a USB cable end connector that can meet the signal transmission requirements of low-speed signals and high-speed signals in the USB connector specification.

According to, USB connectors are widely used in various electronic devices for signal transmission. With the advancement of technology, the demand for signal transmission of USB connectors is increasing. Therefore, in recent years, USB connectors are required to transmit high-speed signals in addition to low-speed signals. Signal. In the USB3.2 connector specification, the transmission rate of high-speed signals has evolved from Gen1's 5Gbps to Gen2*2's 20Gbps. Even in the USB4 connector specification, the transmission rate of high-speed signals is required to reach 40Gbps.

However, the existing USB connectors are limited by the poor shielding effect of the mechanical design, which often causes radiation interference between high-speed signals and low-speed signals, causing problems such as attenuation and distortion of low-speed signals and high-speed signals during transmission. It is difficult to meet the signal transmission requirements for low-speed signals and high-speed signals in the USB connector specification. Therefore, how to prevent the USB connector from radiating interference during the signal transmission process will be the primary technical problem to be solved in the USB connector design.

In view of the above-mentioned disadvantages of the prior art, the main purpose of this application is to reduce the radiation interference between the high-speed signal and the low-speed signal in the USB cable end connector, and the radiation interference between the high-speed signals of multiple high-speed signal terminal pairs. The acceptable range is to meet the signal transmission requirements for low-speed signals and high-speed signals in the USB connector specification.

This application provides a USB cable end connector, the USB cable end connector includes: a top terminal group, the top terminal group includes a left top high-speed signal terminal pair, a top low-speed signal terminal pair and a right top high-speed signal Terminal pair, the left top high-speed signal terminal pair is used to transmit a left top high-speed signal, the top low-speed signal terminal pair is used to transmit a top low-speed signal, and the right top high-speed signal terminal pair is used to transmit a right top high-speed signal Signal, the top low-speed signal terminal pair is located between the left top high-speed signal terminal pair and the right top high-speed signal terminal pair; a bottom terminal group includes a left bottom high-speed signal terminal pair and a bottom low-speed signal terminal pair Signal terminal pair and a right bottom high-speed signal terminal pair, the left bottom high-speed signal terminal pair is used to transmit a left bottom high-speed signal, the bottom low-speed signal terminal pair is used to transmit a bottom low-speed signal, the right bottom high-speed signal terminal The pair is used to transmit a right bottom high-speed signal, the bottom low-speed signal terminal pair is located between the left bottom high-speed signal terminal pair and the right bottom high-speed signal terminal pair; a middle horizontal spacer, the middle horizontal spacer is located Between the top terminal group and the bottom terminal group; a left top high-speed signal shielding structure, the left top high-speed signal shielding structure overlaps the middle lateral spacer to form a left top high-speed signal shielding chamber, the left top At least one part of the high-speed signal terminal pair is located in the left top high-speed signal shielding chamber, so that the left top high-speed signal shielding chamber shields from the top low-speed signal, the right top high-speed signal, the left bottom high-speed signal, the Radiation from the bottom low-speed signal or the right bottom high-speed signal causes the top low-speed signal, the right top high-speed signal, the left bottom high-speed signal, the bottom low-speed signal, or the right bottom high-speed signal to interfere with the radiation of the left top high-speed signal Reduce to an acceptable range; a top low-speed signal shielding structure, the top low-speed signal shielding structure overlaps the middle lateral spacer to form a top low-speed signal shielding chamber, and at least one part of the top low-speed signal terminal pair is Located in the top low-speed signal shielding chamber, so that the top low-speed signal shielding chamber shields from the left top high-speed signal, the right top high-speed signal, the left bottom high-speed signal, the bottom low-speed signal, or the right bottom high-speed signal Radiation, so that the top left high-speed signal, the right top high-speed signal, the left bottom high-speed signal, the bottom low-speed signal, or the right bottom high-speed signal to the top low-speed signal to reduce the radiation interference to an acceptable range; a right top High-speed signal shielding structure, the right top high-speed signal shielding structure overlaps the middle lateral spacer to form a right top high-speed signal shielding chamber, and at least one part of the right top high-speed signal terminal pair is located on the right top high-speed signal Shield the chamber so that the right top high-speed signal shielding chamber shields the radiation from the left top high-speed signal, the top low-speed signal, the left bottom high-speed signal, the bottom low-speed signal, or the right bottom high-speed signal, so that the left The top high-speed signal, the top low-speed signal, the left bottom The radiation interference of the high-speed signal, the bottom low-speed signal or the right-bottom high-speed signal to the right-top high-speed signal is reduced to an acceptable range; a left bottom high-speed signal shielding structure, the left bottom high-speed signal shielding structure overlaps the middle The horizontal spacer forms a left bottom high-speed signal shielding chamber, and at least one part of the left bottom high-speed signal terminal pair is located in the left bottom high-speed signal shielding chamber, so that the left bottom high-speed signal shielding chamber is shielded from The radiation of the right top high speed signal, the left top high speed signal, the top low speed signal, the bottom low speed signal, or the right bottom high speed signal makes the right top high speed signal, the left top high speed signal, the top low speed signal, the bottom The radiation interference from the low-speed signal or the right bottom high-speed signal to the left bottom high-speed signal is reduced to an acceptable range; a bottom low-speed signal shielding structure, the bottom low-speed signal shielding structure overlaps the middle lateral spacer to form a The bottom low-speed signal shielding chamber, at least one part of the bottom low-speed signal terminal pair is located in the bottom low-speed signal shielding chamber, so that the bottom low-speed signal shielding chamber shields from the left top high-speed signal, the top low-speed signal, The radiation of the right top high speed signal, the left bottom high speed signal, or the right bottom high speed signal makes the left top high speed signal, the top low speed signal, the right top high speed signal, the left bottom high speed signal, or the right bottom high speed signal pair The radiation interference generated by the bottom low-speed signal is reduced to an acceptable range; and a right bottom high-speed signal shielding structure, the right bottom high-speed signal shielding structure overlaps the middle lateral spacer to form a right bottom high-speed signal shielding chamber , At least one part of the right bottom high speed signal terminal pair is located in the right bottom high speed signal shielding chamber, so that the right bottom high speed signal shielding chamber shields from the left top high speed signal, the right top high speed signal, the top The radiation of the low-speed signal, the left bottom high-speed signal, or the bottom low-speed signal causes the left top high-speed signal, the right top high-speed signal, the top low-speed signal, the left bottom high-speed signal, or the bottom low-speed signal to the right bottom high-speed signal The radiated interference generated is reduced to an acceptable range.

Optionally, the above-mentioned USB cable end connector further includes a first top shielding shell and a first bottom shielding shell, and the first top shielding shell system forms the left top high-speed signal shielding structure and the top low-speed A first part of the signal shielding structure and the right top high-speed signal shielding structure; the first bottom shielding shell system forms the left bottom high-speed signal shielding structure, a first part of the bottom low-speed signal shielding structure, and the right bottom high-speed signal shielding structure .

Optionally, in the above-mentioned USB cable end connector, the first top shielding shell system has a left top wing and a right top wing, and the left top wing is located between the left top high-speed signal terminal pair and the top Between the low-speed signal terminal pairs to provide separation between the left top high-speed signal terminal pair and the top low-speed signal terminal pair; the right top fin is located between the right top high-speed signal terminal pair and the top low-speed signal terminal pair, In order to provide a separation between the right top high-speed signal terminal pair and the top low-speed signal terminal pair; The signal terminal pair and the bottom low-speed signal terminal pair provide separation between the left bottom high-speed signal terminal pair and the bottom low-speed signal terminal pair; the right bottom fin is located between the right bottom high-speed signal terminal pair and the bottom low-speed signal terminal pair The signal terminal pairs are provided to separate the right bottom high-speed signal terminal pair and the bottom low-speed signal terminal pair.

Optionally, the above-mentioned USB cable end connector further includes a top shielding cover and a bottom shielding cover, and the top shielding cover system is formed by bending the left top wing or the right top wing. The first top shielding shell is formed; the bottom shielding cover system forms the first bottom shielding shell by forming the left bottom flap or the right bottom flap by bending.

Optionally, the above-mentioned USB cable end connector further includes a top shielding cover, a bottom shielding cover, a left longitudinal partition and a right longitudinal partition, the left longitudinal partition and the right longitudinal partition The middle lateral spacer is respectively joined and matched with the top shield cover and the bottom shield cover to form the left top high-speed signal shielding chamber, the top low-speed signal shielding chamber, and the right top high-speed signal shielding chamber. Chamber, the left bottom high-speed signal shielding chamber, the bottom low-speed signal shielding chamber, and the right bottom high-speed signal shielding chamber, wherein the left longitudinal partition includes the left top wing or the left bottom wing, The right longitudinal partition includes the right top wing or the right bottom wing.

Optionally, in the above-mentioned USB cable end connector, the left top wing has a plurality of left top sub-wings, and the plurality of left top sub-wings are separately arranged to separate the left top at a plurality of positions The high-speed signal terminal pair and the top low-speed signal terminal pair; the right top wing has a plurality of right top sub-fins, and the plurality of right top sub-fins are separately arranged to separate the right top high-speed at multiple positions The signal terminal pair and the top low-speed signal terminal pair; the left bottom fin has a plurality of left bottom sub-fins, and the plurality of left bottom sub-fins are separately arranged to separate the left bottom high-speed signal at multiple positions The terminal pair and the bottom low-speed signal terminal pair; and the right bottom fin has a plurality of right bottom sub-fins, and the plurality of right bottom sub-fins are separately arranged to separate the right bottom high-speed signal at multiple positions The terminal pair and the bottom low-speed signal terminal pair.

Optionally, in the above-mentioned USB cable end connector, it is used in conjunction with a circuit board, wherein the left top high-speed signal terminal pair has a left top high-speed signal pin pair for overlapping the circuit board, the The top low-speed signal terminal pair has a top low-speed signal pin pair for overlapping the circuit substrate, and the right top high-speed signal terminal pair has a right top high-speed signal pin pair for overlapping the circuit substrate. At least one of the left top sub-fins extends between the left top high-speed signal pin pair and the top low-speed signal pin pair, and is used to bridge the circuit board for the left top high-speed signal or the left top high-speed signal pin pair. The radiation generated by the top low-speed signal provides shielding, so that the radiation interference between the left top high-speed signal and the top low-speed signal is reduced to an acceptable range, and at least one of the right top sub-fins extends to the right top high-speed The signal pin pair and the top low-speed signal pin pair are used to bridge the circuit board to shield the radiation generated by the right top high-speed signal or the top low-speed signal, so that the right top high-speed signal and the top The radiation interference between low-speed signals is reduced to an acceptable range; the left bottom high-speed signal terminal pair has a left bottom high-speed signal pin pair for bonding the circuit board, and the bottom low-speed signal terminal pair has A bottom low-speed signal pin pair connected to the circuit board, the right bottom high-speed signal terminal pair has a right bottom high-speed signal pin pair for overlapping the circuit board, and at least one of the left bottom sub-fins It extends between the left bottom high-speed signal pin pair and the bottom low-speed signal pin pair, and is used to bridge the circuit board to shield the radiation generated by the left bottom high-speed signal or the bottom low-speed signal, so that The radiation interference between the left bottom high-speed signal and the bottom low-speed signal is reduced to an acceptable range, and at least one of the right bottom sub-fins extends to the right bottom high-speed signal pin pair and the bottom low-speed signal connection Between the pair of feet and used to bridge the circuit board to shield the radiation generated by the right bottom high-speed signal or the bottom low-speed signal, so that the radiation interference between the right bottom high-speed signal and the bottom low-speed signal can be reduced to an acceptable level Range.

Optionally, the above-mentioned USB cable end connector further includes a second top shielding shell and a second bottom shielding shell, and the second top shielding shell system overlaps the first top shielding shell to form the A second part of the top low-speed signal shielding structure. The second bottom shielding shell system overlaps the first bottom shielding shell to form a second part of the bottom low-speed signal shielding structure.

It can be seen from the above that the USB cable end connector of the present application provides shielding chambers for multiple high-speed signal terminal pairs and low-speed signal terminal pairs, so that the high-speed signal of the multiple high-speed signal terminal pairs and the low-speed signal terminal pairs of the low-speed signal The radiation interference received is reduced to an acceptable range. In this way, the radiation interference between the low-speed signal and the high-speed signal can be effectively suppressed, and the radiation interference between the high-speed signals of multiple high-speed signal terminal pairs can be effectively suppressed, thereby reducing The degree of attenuation and distortion of the low-speed signal and high-speed signal of the USB line-end connector during the transmission process meets the signal transmission requirements for low-speed and high-speed signals in the USB line-end connector specification.

Regarding the technical idea of the connector of this application, please refer to Figures 1 to 27 and the following embodiment descriptions in the drawings of this application together:

The following is a description of the technical ideas of the present application with several embodiments. In the following embodiments, the same or similar elements are marked with the same symbols, and the description of the same or similar technical features will be omitted:

The first embodiment

In this application, as shown in Figures 11 to 12, the USB cable end connector 1 is used in conjunction with the circuit board 2 to transmit high-speed signals and low-speed signals. Specifically, as shown in Figures 1 to 10, the USB cable The components of the end connector 1 can choose to include the top terminal group 11, the bottom terminal group 12, the middle lateral spacer 13, the left top high-speed signal shielding structure 141, the top low-speed signal shielding structure 142, the right top high-speed signal shielding structure 143, and the left The bottom high-speed signal shielding structure 144, the bottom low-speed signal shielding structure 145, and the right bottom high-speed signal shielding structure 146. However, the above-mentioned components of the USB terminal connector 1 can be selected to omit at least one of them or add other components according to actual use. It is not limited to the above.

As shown in Figure 2, the top terminal set 11 includes a left top high-speed signal terminal pair 111 for transmitting top left high-speed signals, a top low-speed signal terminal pair 112 for transmitting top low-speed signals, and a top right high-speed signal terminal pair 112. The right top high-speed signal terminal pair 113, wherein the top low-speed signal terminal pair 112 is located between the left top high-speed signal terminal pair 111 and the right top high-speed signal terminal pair 113.

In addition, the bottom terminal group 12 includes a left bottom high-speed signal terminal pair 121 for transmitting the left bottom high-speed signal, a bottom low-speed signal terminal pair 122 for transmitting a bottom low-speed signal, and a right bottom high-speed signal for transmitting a right bottom high-speed signal. The terminal pair 123, wherein the bottom low-speed signal terminal pair 122 is located between the left bottom high-speed signal terminal pair 121 and the right bottom high-speed signal terminal pair 123.

As shown in Figures 2 to 3, the middle horizontal spacer 13 is located between the top terminal set 11 and the bottom terminal set 12 to separate the top terminal set 11 and the bottom terminal set 12, thereby making the top terminal set 11 and the bottom terminal set 12 apart. The electromagnetic field and other radiation interference of each group 12 are reduced to an acceptable range.

As shown in FIG. 13, the left top high-speed signal shielding structure 141 is formed by molding at least the first top shielding shell B1. The left top high-speed signal shielding structure 141 overlaps the middle lateral spacer 13 to form the left top high-speed signal shielding chamber E1. At least one part of the left top high-speed signal terminal pair 111 is located in the left top high-speed signal shielding chamber E1. It should be noted that the left top high-speed signal shielding chamber E1 provides a shielding environment for at least one part of the left top high-speed signal terminal pair 113 to isolate interference sources such as electromagnetic fields from the left top high-speed signal shielding chamber E1, so that the left Top high speed signal, right top high speed signal, left bottom high speed signal, bottom low speed signal, right bottom high speed signal or other signals, the electromagnetic field and other radiation interference generated by the top low speed signal are reduced to an acceptable range.

In addition, as shown in FIG. 4, the first top shielding shell B1 is composed of a top shielding cover 161. The top shielding cover 161 is formed by bending at the top left high-speed signal terminal pair 111 and top low-speed signal terminal pair The left top wing 1411 between 112 is provided by the left top wing 1411 to separate the left top high-speed signal terminal pair 111 and the top low-speed signal terminal pair 112, so that the radiation interference between the left top high-speed signal and the top low-speed signal is reduced. To the acceptable range. As shown in FIG. 4, the left top wing 1411 may have a plurality of separately arranged left top sub-wings 14111 to separate the left top high-speed signal terminal pair 111 and the top low-speed signal terminal pair 112 at multiple positions, and so on. The radiation interference between the high-speed signal on the top left and the low-speed signal on the top can be reduced to an acceptable range.

As shown in FIG. 17, the first part of the top low-speed signal shielding structure 142 is formed by at least the first top shielding shell B1. As shown in FIG. 15, the second part of the top low-speed signal shielding structure 142 is formed by at least forming the first top shielding shell B1 and the second top shielding shell B3. The top low-speed signal shielding structure 142 overlaps the middle lateral spacer 13 to form a top low-speed signal shielding chamber E2. At least one part of the top low-speed signal terminal pair 112 is located in the top low-speed signal shielding chamber E2. It should be noted that the top low-speed signal shielding chamber E2 provides a shielding environment for at least one part of the top low-speed signal terminal pair 112, and isolates interference sources such as electromagnetic fields from the top low-speed signal shielding chamber E2 to enable high-speed signals on the top left side. , Right top high-speed signal, left bottom high-speed signal, bottom low-speed signal, right bottom high-speed signal or other signals, the electromagnetic field and other radiation interference generated by the top low-speed signal are reduced to an acceptable range.

As shown in FIG. 13, the right top high-speed signal shielding structure 143 is formed by at least the first top shielding shell B1. The right top high-speed signal shielding structure 143 overlaps the middle lateral spacer 13 to form the right top high-speed signal shielding chamber E3. At least one part of the right top high-speed signal terminal pair 113 is located in the right top high-speed signal shielding chamber E3. It should be noted that the right top high-speed signal shielding chamber E3 provides a shielding environment for at least one part of the right top high-speed signal terminal pair 113 to isolate interference sources such as electromagnetic fields from the right top high-speed signal shielding chamber E3, so that the left Top high speed signal, right top high speed signal, left bottom high speed signal, bottom low speed signal, right bottom high speed signal or other signals, the electromagnetic field and other radiation interference generated by the top low speed signal are reduced to an acceptable range.

In addition, as shown in FIG. 4, the first top shielding case B1 is composed of a top shielding cover 161. The top shielding cover 161 is formed by bending at the top right of the high-speed signal terminal pair 113 and the top low-speed signal terminal pair. The right top wing 1431 between 112 is used to separate the right top high-speed signal terminal pair 113 and the top low-speed signal terminal pair 112 by the right top wing 1431, so that the radiation interference between the right top high-speed signal and the top low-speed signal is reduced to Acceptable range. As shown in Figure 4, the right top wing 1431 may have a plurality of separate right top sub-wings 14311 to separate the right top high-speed signal terminal pair 113 and the top low-speed signal terminal pair 112 at multiple positions. Provide shielding, so that the radiation interference between the top right high-speed signal and the top low-speed signal can also be reduced to an acceptable range.

As shown in Figure 15, the left top high-speed signal terminal pair 111, the top low-speed signal terminal pair 112, and the right top high-speed signal terminal pair 113 respectively have a left-top high-speed signal pin pair 1111 for connecting the circuit board 2 to the top low-speed signal. Pin pair 1121 and right top high-speed signal pin pair 1131. At least one of the left top sub-wings 14111 extends between the left top high-speed signal pin pair 1111 and the top low-speed signal pin pair 1121, and overlaps the circuit board 2 to respond to the left top high-speed signal or top low-speed signal. The radiation generated by the signal provides shielding, so that the radiation interference between the high-speed signal on the left top and the low-speed signal on the top is reduced to an acceptable range. At least one of the right top sub-wings 14311 extends between the right top high-speed signal pin pair 1131 and the top low-speed signal pin pair 1121, and overlaps the circuit board 2 to support the right top high-speed signal or top low-speed signal. The radiation generated by the signal provides shielding, so that the radiation interference between the high-speed signal on the right top and the low-speed signal on the top is reduced to an acceptable range.

As shown in FIG. 13, the left bottom high-speed signal shielding structure 144 is formed by at least the first bottom shielding shell B2. The left bottom high-speed signal shielding structure 144 overlaps the middle lateral spacer 13 to form the left bottom high-speed signal shielding chamber E4. At least one part of the left bottom high-speed signal terminal pair 121 is located in the left bottom high-speed signal shielding chamber E4. It should be noted that the left bottom high-speed signal shielding chamber E4 provides a shielding environment for at least one part of the left bottom high-speed signal terminal pair 121 to isolate interference sources such as electromagnetic fields from the left bottom high-speed signal shielding chamber E4, so that the right Top high speed signal, left top high speed signal, top low speed signal, bottom low speed signal, right bottom high speed signal or other signals, the electromagnetic field and other radiation interference generated by the left bottom high speed signal are reduced to an acceptable range.

In addition, as shown in FIG. 4, the first bottom shielding case B2 is composed of a bottom shielding cover 162. The bottom shielding cover 162 is formed by bending at the bottom left of the high-speed signal terminal pair 121 and the bottom low-speed signal terminal pair. The left bottom wing piece 1441 between 122, with the left bottom wing piece 1441 separating the left bottom high-speed signal terminal pair 121 and the bottom low-speed signal terminal pair 122, so that the radiation interference between the left bottom high-speed signal and the bottom low-speed signal is reduced to Acceptable range. As shown in FIG. 4, the left bottom wing 1441 may have a plurality of left bottom sub-wings 14411 separately arranged to separate the left bottom high-speed signal terminal pair 121 and the bottom low-speed signal terminal pair 122 at multiple positions. It can also reduce the mutual radiation interference between the high-speed signal at the bottom left and the low-speed signal at the bottom to an acceptable range.

As shown in FIG. 17, the first part of the bottom low-speed signal shielding structure 145 is formed by at least the first bottom shielding shell B2. As shown in FIG. 13, the second part of the bottom low-speed signal shielding structure 145 is formed by at least forming the first bottom shielding shell B2 and the second bottom shielding shell B4. The bottom low-speed signal shielding structure 145 overlaps the middle lateral spacer 13 to form a bottom low-speed signal shielding chamber E5. At least one part of the bottom low-speed signal terminal pair 122 is located in the bottom low-speed signal shielding chamber E5. It should be noted that the bottom low-speed signal shielding chamber E5 provides a shielding environment for at least one part of the bottom low-speed signal terminal pair 122 to isolate interference sources such as electromagnetic fields from the bottom low-speed signal shielding chamber E5, so that the left top high-speed signal , Top low-speed signal, right-top high-speed signal, left-bottom high-speed signal, right-bottom high-speed signal or other signals, reduce the electromagnetic field and other radiation interference generated by the bottom low-speed signal to an acceptable range.

As shown in Figure 13, the right bottom high-speed signal shielding structure 146 is formed by at least the first bottom shielding shell B2, and the right bottom high-speed signal shielding structure 146 overlaps the middle lateral spacer 13 to form the right bottom high-speed signal shield Chamber E6. At least one part of the right bottom high-speed signal terminal pair 123 is located in the right bottom high-speed signal shielding chamber E6. It should be noted that the right bottom high-speed signal shielding chamber E6 provides a shielding environment for at least one part of the right bottom high-speed signal terminal pair 123 to isolate interference sources such as electromagnetic fields from the right bottom high-speed signal shielding chamber E6, so that the left Top high speed signal, right top high speed signal, top low speed signal, left bottom high speed signal, bottom low speed signal or other signals, the electromagnetic field and other radiation interference generated by the right bottom high speed signal are reduced to an acceptable range.

In addition, as shown in FIG. 4, the first bottom shielding case B2 is composed of a bottom shielding cover 162, and the bottom shielding cover 162 is formed by bending the high-speed signal terminal pair 123 and the bottom low-speed signal terminal pair on the right bottom. The right bottom wing 1461 between 122, the right bottom wing 1461 separates the right bottom high-speed signal terminal pair 123 and the bottom low-speed signal terminal pair 122, so that the radiation interference between the right bottom high-speed signal and the bottom low-speed signal is reduced to Acceptable range. As shown in FIG. 4, the right bottom wing 1461 can have a plurality of right bottom sub-wings 14611 separately arranged to separate the right bottom high-speed signal terminal pair 123 and the bottom low-speed signal terminal pair 122 at multiple positions. It can also reduce the mutual radiation interference between the high-speed signal at the bottom right and the low-speed signal at the bottom to an acceptable range.

As shown in FIG. 15, the left bottom high-speed signal terminal pair 121, the bottom low-speed signal terminal pair 122, and the right bottom high-speed signal terminal pair 123 respectively have a left bottom high-speed signal pin pair 1211 for connecting the circuit board 2 to the bottom low-speed signal. Pin pair 1221 and right bottom high-speed signal pin pair 1231. At least one of the left bottom sub-wings 14411 extends between the left bottom high-speed signal pin pair 1211 and the bottom low-speed signal pin pair 1221, and overlaps the circuit board 2 to respond to the left bottom high-speed signal or bottom low-speed signal. The radiation generated by the signal provides shielding, so that the radiation interference between the high-speed signal at the bottom left and the low-speed signal at the bottom is reduced to an acceptable range. At least one of the right bottom sub-wings 14611 extends between the right bottom high-speed signal pin pair 1231 and the bottom low-speed signal pin pair 1221, and overlaps the circuit board 2 to support the right bottom high-speed signal or bottom low-speed signal. The radiation generated by the signal provides shielding, so that the radiation interference between the high-speed signal at the bottom right and the low-speed signal at the bottom is reduced to an acceptable range.

Regarding the manufacturing of the connector of this embodiment, please refer to the schematic diagrams of the main manufacturing process of the connector of this embodiment shown in FIGS. 1 to 10. As shown in Figures 1 to 3, first, prepare the middle horizontal spacer 13, the top terminal group 11 and the bottom terminal group 12 respectively, and set the top terminal group 11 and the bottom terminal group 12 on the middle horizontal spacer 13 respectively. The upper and lower sides constitute a semi-finished product of the first connector. Next, as shown in Figures 4 to 8, a plurality of pieces of first top shielding case B1, first bottom shielding case B2, second top shielding case B3, and second bottom shielding case B4 are prepared respectively, and the first A top shielding shell B1 and a second top shielding shell B3 are sequentially assembled above the first connector semi-finished product to form the left top high-speed signal shielding structure 141 and the top low-speed signal shielding by the first top shielding shell B1 The first part of the structure 142 and the right top high-speed signal shielding structure 143, and the second part of the top low-speed signal shielding structure 142 is formed by the combination of the first top shielding shell B1 and the second top shielding shell B3. In addition, The first bottom shielding shell B2 and the second bottom shielding shell B4 are sequentially assembled below the first connector semi-finished product to form the left bottom high-speed signal shielding structure 144 and the bottom low-speed signal by the first bottom shielding shell B2 The first part of the shielding structure 145 and the right bottom high-speed signal shielding structure 146, and the second part of the bottom low-speed signal shielding structure 145 is formed by the combination of the first bottom shielding shell B2 and the second bottom shielding shell B4. In this way, A semi-finished product of the second connector is formed.

Then, as shown in FIGS. 9 to 10, a metal shell 15 is sleeved on the second connector semi-finished product, and as shown in FIG. 16, the metal shell 15 is electrically contacted with the second top shielding shell B3 and the second bottom shielding Shell B4 electrically connects the metal shell 15 to the left top high-speed signal shielding structure 141, top low-speed signal shielding structure 142, right top high-speed signal shielding structure 143, left bottom high-speed signal shielding structure 144, bottom low-speed signal shielding structure 145, right The bottom high-speed signal shielding structure 146 and the middle horizontal spacer 13 form a shielding loop. In this way, the metal shell 15 can provide shielding for the top terminal set 11 and the bottom terminal set 12, so that the outside world can shield the left top high speed signal, the top low speed signal, and the right The interference of the top high speed signal, the left bottom high speed signal, the bottom low speed signal and the right bottom high speed signal is reduced to an acceptable range. It should be noted that the top left high-speed signal shielding structure 141 and the top right high-speed signal shielding structure 143 are not limited to the first top shielding shell B1, but they can also be formed by multiple metal plates; the bottom left high-speed signal shielding structure The structure of the 144 and the right bottom high-speed signal shielding structure 146 is not limited to the first bottom shielding shell B2, and it can also be formed by multiple metal plates.

As shown in Figure 15, the metal shell 15 is the top terminal set 11 and the bottom terminal set 12 to shield the external electromagnetic field and other interference, so that the external The interference between the low-speed signal and the high-speed signal at the bottom right is reduced to an acceptable range, and as shown in FIG. 16, the metal shell 15 is in contact with the second top shielding shell B3, and is electrically connected to the high-speed signal shielding structure 141 at the top left and the low-speed top The signal shielding structure 142, the right top high-speed signal shielding structure 143, the left bottom high-speed signal shielding structure 144, the bottom low-speed signal shielding structure 145, the right bottom high-speed signal shielding structure 146, and the middle lateral spacer 13 are used to transmit shielded signals.

Second embodiment

As shown in Figures 18-27, the USB terminal connector 1 is used in conjunction with the circuit board 2 to transmit high-speed signals and low-speed signals, and the components can include a top terminal set 11, a bottom terminal set 12, and a middle horizontal spacer. 13. The top shield cover 161, the bottom shield cover 162, the left longitudinal partition 163 and the right longitudinal partition 164.

As shown in FIGS. 21-22, the left longitudinal partition 163 and the right longitudinal partition 164 are respectively connected to the middle horizontal partition 13 in a plug-in manner, and are matched with the top shield cover 161 and the bottom shield cover 162. , And respectively form the left top high-speed signal shielding chamber E1, top low-speed signal shielding chamber E2, right top high-speed signal shielding chamber E3, left bottom high-speed signal shielding chamber E4, and bottom low-speed signal shielding chamber E1, as described in the first embodiment. Chamber E5 and high-speed signal shielding chamber E6 at the bottom right. In this embodiment, the left longitudinal partition 163 includes the left top flap 1411 or the left bottom flap 1441 described in the first embodiment, and the right longitudinal partition 164 includes the right top flap described in the first embodiment. 1431 or right bottom flap 1461.

Regarding the manufacturing of the connector of this embodiment, please refer to the schematic diagrams of the main manufacturing process of the connector of this embodiment shown in FIGS. 18-27. As shown in Figures 18 to 20, first, prepare the middle horizontal spacer 13, the top terminal group 11 and the bottom terminal group 12 respectively, and set the top terminal group 11 and the bottom terminal group 12 on the middle horizontal spacer 13 respectively. The upper and lower sides constitute a semi-finished product of the first connector. Next, as shown in Figures 21-22, prepare the top shield cover 161, the bottom shield cover 162, the left longitudinal partition 163 and the right longitudinal partition 164, respectively, and make the left longitudinal partition 163 and the right longitudinal partition 164 Join the middle horizontal spacer 13, and then assemble the top shielding cover 161 and the bottom shielding cover 162 above and below the first connector semi-finished product to form the left top high-speed signal shielding chamber E1 and the top low-speed signal shielding respectively The chamber E2, the right top high-speed signal shielding chamber E3, the left bottom high-speed signal shielding chamber E4, the bottom low-speed signal shielding chamber E5, and the right bottom high-speed signal shielding chamber E6 form the second connector semi-finished product.

Then, as shown in FIGS. 25 to 26, a metal shell 15 is sleeved on the second connector semi-finished product, and the metal shell 15 is made to electrically contact the top shielding cover 161 and the bottom shielding cover 162, so that the metal shell 15 is electrically connected. Connected to the left top high-speed signal shielding chamber E1, top low-speed signal shielding chamber E2, right top high-speed signal shielding chamber E3, left bottom high-speed signal shielding chamber E4, bottom low-speed signal shielding chamber E5 and right bottom high-speed signal shielding chamber Room E6 is used to form a shielding loop. In this way, the metal shell 15 can provide shielding for the top terminal set 11 and the bottom terminal set 12, so that the outside world can shield the left top high speed signal, the top low speed signal, the right top high speed signal, the left bottom high speed signal, and the bottom The interference between the low-speed signal and the high-speed signal at the bottom right is reduced to an acceptable range.

In summary, the USB cable end connector of the present application provides shielding chambers for multiple high-speed signal terminal pairs and low-speed signal terminal pairs, so that the high-speed signal and low-speed signal terminal pairs of the multiple high-speed signal terminal pairs can be at low speed. The radiation interference received by the signal is reduced to an acceptable range, so that the radiation interference between the low-speed signal and the high-speed signal can be effectively suppressed, and the radiation interference between the high-speed signals of multiple high-speed signal terminal pairs can be effectively suppressed, and Reduce the degree of attenuation and distortion of the low-speed signal and high-speed signal of the USB cable end connector during the transmission process, so as to meet the signal transmission requirements of the low-speed signal and high-speed signal in the USB cable end connector specification.

The above-mentioned embodiments only exemplarily illustrate the principles and effects of the present application, and are not used to limit the present application. Anyone skilled in the art can modify and change the above-mentioned embodiments without departing from the spirit and scope of the application. Therefore, the scope of protection of the rights of this application should be as listed in the claims of this application.

1: USB cable end connector 11: Top terminal group 111: High-speed signal terminal pair at the top left 1111: High-speed signal pin pair at the top left 112: Top low-speed signal terminal pair 1121: Top low-speed signal pin pair 113: High-speed signal terminal pair at the top right 1131: High-speed signal pin pair at the top right 12: Bottom terminal group 121: High-speed signal terminal pair at the bottom left 1211: High-speed signal pin pair at the bottom left 122: Bottom low-speed signal terminal pair 1221: Bottom low-speed signal pin pair 123: High-speed signal terminal pair at the bottom right 1231: High-speed signal pin pair at the bottom right 13: Intermediate horizontal spacer 141: High-speed signal shielding structure at the top left 1411: Left top flap 14111: Left top sub-wing 142: Top low-speed signal shielding structure 143: High-speed signal shielding structure on the top right 1431: Right top flap 14311: Right top sub-wing 144: High-speed signal shielding structure at the bottom left 1441: Left bottom flap 14411: Left bottom sub-wing 145: Bottom low-speed signal shielding structure 146: High-speed signal shielding structure at the bottom right 1461: Right bottom flap 14611: Right bottom sub-wing 15: Metal shell 161: Top shield cover 162: Bottom shield cover 163: Left longitudinal partition 164: Right longitudinal partition 2: Circuit board E1: High-speed signal shielding chamber at the top left E2: Top low-speed signal shielding chamber E3: High-speed signal shielding chamber at the top right E4: High-speed signal shielding chamber at the bottom left E5: Low-speed signal shielding chamber at the bottom E6: High-speed signal shielding chamber at the bottom right B1: The first top shielding shell B2: The first bottom shielding shell B3: The second top shielding shell B4: The second bottom shielding shell

1 to 10 are schematic diagrams of the main manufacturing process of the first embodiment of the USB terminal connector of this application;

11 to 12 are schematic diagrams of the use of the USB cable end connector and the circuit board according to the first embodiment of the application;

Figure 13 is a cross-sectional view of the component shown in Figure 7 taken along line AA;

Figure 14 is a cross-sectional view of the component shown in Figure 7 taken along line BB;

Figure 15 is a cross-sectional view of the component shown in Figure 12 taken along line CC;

Figure 16 is a cross-sectional view of the component shown in Figure 12 taken along line DD;

Figure 17 is a cross-sectional view of the component shown in Figure 12 taken along line EE;

18 to 26 are schematic diagrams of the main manufacturing process of the second embodiment of the USB terminal connector of this application; and

FIG. 27 is a schematic diagram of the use of the USB terminal connector and the circuit substrate in the second embodiment of the application.

1: USB cable end connector

11: Top terminal group

111: High-speed signal terminal pair at the top left

1111: High-speed signal pin pair at the top left

112: Top low-speed signal terminal pair

1121: Top low-speed signal pin pair

113: High-speed signal terminal pair at the top right

1131: High-speed signal pin pair at the top right

12: Bottom terminal group

121: High-speed signal terminal pair at the bottom left

1211: High-speed signal pin pair at the bottom left

122: Bottom low-speed signal terminal pair

1221: Bottom low-speed signal pin pair

123: High-speed signal terminal pair at the bottom right

1231: High-speed signal pin pair at the bottom right

141: High-speed signal shielding structure at the top left

142: Top low-speed signal shielding structure

143: High-speed signal shielding structure on the top right

144: High-speed signal shielding structure at the bottom left

145: Bottom low-speed signal shielding structure

146: High-speed signal shielding structure at the bottom right

15: Metal shell

2: Circuit board

E1: High-speed signal shielding chamber at the top left

E2: Top low-speed signal shielding chamber

E3: High-speed signal shielding chamber at the top right

E4: High-speed signal shielding chamber at the bottom left

E5: Low-speed signal shielding chamber at the bottom

E6: High-speed signal shielding chamber at the bottom right

B1: The first top shielding shell

B2: The first bottom shielding shell

B3: The second top shielding shell

B4: The second bottom shielding shell

Claims (8)

A USB line end connector, the USB line end connector includes: A top terminal group, the top terminal group includes a left top high-speed signal terminal pair, a top low-speed signal terminal pair and a right top high-speed signal terminal pair, the left top high-speed signal terminal pair is used to transmit a left top high-speed signal , The top low-speed signal terminal pair is used to transmit a top low-speed signal, the right top high-speed signal terminal pair is used to transmit a right top high-speed signal, and the top low-speed signal terminal pair is located between the left top high-speed signal terminal pair and the right top high-speed signal terminal pair. Between the pair of high-speed signal terminals on the top right; A bottom terminal group, the bottom terminal group includes a left bottom high speed signal terminal pair, a bottom low speed signal terminal pair and a right bottom high speed signal terminal pair, the left bottom high speed signal terminal pair is used to transmit a left bottom high speed signal , The bottom low-speed signal terminal pair is used to transmit a bottom low-speed signal, the right bottom high-speed signal terminal pair is used to transmit a right bottom high-speed signal, and the bottom low-speed signal terminal pair is located between the left bottom high-speed signal terminal pair and the right bottom high-speed signal terminal pair. Between the pair of high-speed signal terminals at the bottom right; A middle lateral spacer, the middle lateral spacer is located between the top terminal group and the bottom terminal group; A left top high-speed signal shielding structure, the left top high-speed signal shielding structure overlaps the middle lateral spacer to form a left top high-speed signal shielding chamber, and at least one part of the left top high-speed signal terminal pair is located on the left The top high-speed signal shielding chamber allows the top left high-speed signal shielding chamber to shield the radiation from the top low-speed signal, the right top high-speed signal, the left bottom high-speed signal, the bottom low-speed signal, or the right bottom high-speed signal, Reduce the radiation interference from the top low speed signal, the right top high speed signal, the left bottom high speed signal, the bottom low speed signal, or the right bottom high speed signal to the left top high speed signal to an acceptable range; A top low-speed signal shielding structure, the top low-speed signal shielding structure overlaps the middle lateral spacer to form a top low-speed signal shielding chamber, and at least one part of the top low-speed signal terminal pair is located in the top low-speed signal shielding cavity Indoors, so that the top low-speed signal shielding chamber shields the radiation from the left top high-speed signal, the right top high-speed signal, the left bottom high-speed signal, the bottom low-speed signal or the right bottom high-speed signal, so that the left top high-speed signal The radiation interference caused by the signal, the right top high speed signal, the left bottom high speed signal, the bottom low speed signal, or the right bottom high speed signal to the top low speed signal is reduced to an acceptable range; A right top high-speed signal shielding structure, the right top high-speed signal shielding structure overlaps the middle lateral spacer to form a right top high-speed signal shielding chamber, and at least one part of the right top high-speed signal terminal pair is located on the right The top high-speed signal shielding chamber, so that the right top high-speed signal shielding chamber shields the radiation from the left top high-speed signal, the top low-speed signal, the left bottom high-speed signal, the bottom low-speed signal, or the right bottom high-speed signal, Reduce the radiation interference caused by the left top high speed signal, the top low speed signal, the left bottom high speed signal, the bottom low speed signal, or the right bottom high speed signal to the right top high speed signal to an acceptable range; A left bottom high-speed signal shielding structure, the left bottom high-speed signal shielding structure overlaps the middle lateral spacer to form a left bottom high-speed signal shielding chamber, and at least one part of the left bottom high-speed signal terminal pair is located on the left The bottom high-speed signal shielding chamber, so that the left bottom high-speed signal shielding chamber shields the radiation from the right top high speed signal, the left top high speed signal, the top low speed signal, the bottom low speed signal, or the right bottom high speed signal, Reduce the radiation interference caused by the right top high speed signal, the left top high speed signal, the top low speed signal, the bottom low speed signal, or the right bottom high speed signal to the left bottom high speed signal to an acceptable range; A bottom low-speed signal shielding structure, the bottom low-speed signal shielding structure overlaps the middle lateral spacer to form a bottom low-speed signal shielding chamber, and at least one part of the bottom low-speed signal terminal pair is located in the bottom low-speed signal shielding cavity Indoors, so that the bottom low-speed signal shielding chamber shields the radiation from the left top high-speed signal, the top low-speed signal, the right top high-speed signal, the left bottom high-speed signal, or the right bottom high-speed signal, so that the left top high-speed signal The radiation interference caused by the signal, the top low-speed signal, the right top high-speed signal, the left bottom high-speed signal, or the right bottom high-speed signal to the bottom low-speed signal is reduced to an acceptable range; and A right bottom high-speed signal shielding structure, the right bottom high-speed signal shielding structure overlaps the middle lateral spacer to form a right bottom high-speed signal shielding chamber, and at least one part of the right bottom high-speed signal terminal pair is located on the right The bottom high-speed signal shielding chamber, so that the right bottom high-speed signal shielding chamber shields the radiation from the left top high-speed signal, the right top high-speed signal, the top low-speed signal, the left bottom high-speed signal, or the bottom low-speed signal, The radiation interference caused by the left top high speed signal, the right top high speed signal, the top low speed signal, the left bottom high speed signal, or the bottom low speed signal to the right bottom high speed signal is reduced to an acceptable range. For example, the USB cable end connector of claim 1, further comprising a first top shielding shell and a first bottom shielding shell, and the first top shielding shell system forms the left top high-speed signal shielding structure and the top low-speed signal shielding A first part of the structure and the right top high-speed signal shielding structure; the first bottom shielding shell system forms the left bottom high-speed signal shielding structure, a first part of the bottom low-speed signal shielding structure, and the right bottom high-speed signal shielding structure. For example, the USB cable end connector of claim 2, wherein the first top shielding shell system has a left top wing and a right top wing, and the left top wing is located between the left top high-speed signal terminal pair and the top Between the low-speed signal terminal pairs to provide separation between the left top high-speed signal terminal pair and the top low-speed signal terminal pair; the right top fin is located between the right top high-speed signal terminal pair and the top low-speed signal terminal pair, In order to provide a separation between the right top high-speed signal terminal pair and the top low-speed signal terminal pair; The signal terminal pair and the bottom low-speed signal terminal pair provide separation between the left bottom high-speed signal terminal pair and the bottom low-speed signal terminal pair; the right bottom fin is located between the right bottom high-speed signal terminal pair and the bottom low-speed signal terminal pair The signal terminal pairs are provided to separate the right bottom high-speed signal terminal pair and the bottom low-speed signal terminal pair. For example, the USB cable end connector of claim 3, further comprising a top shielding cover and a bottom shielding cover, the top shielding cover system is formed by bending the left top wing or the right top wing to form the The first top shielding shell; the bottom shielding cover system forms the first bottom shielding shell by bending the left bottom flap or the right bottom flap. For example, the USB cable end connector of claim 3, further comprising a top shielding cover, a bottom shielding cover, a left longitudinal partition and a right longitudinal partition, the left longitudinal partition and the right longitudinal partition are separate Join the middle lateral spacer and match with the top shield cover and the bottom shield cover to form the left top high-speed signal shielding chamber, the top low-speed signal shielding chamber, and the right top high-speed signal shielding chamber, respectively The left bottom high-speed signal shielding chamber, the bottom low-speed signal shielding chamber, and the right bottom high-speed signal shielding chamber, wherein the left longitudinal partition includes the left top wing or the left bottom wing, and the right The longitudinal partition includes the right top wing or the right bottom wing. For example, the USB cable end connector of claim 3, wherein the left top wing has a plurality of left top sub-wings, and the plurality of left top sub-wings are separately arranged to separate the left top at a plurality of positions The high-speed signal terminal pair and the top low-speed signal terminal pair; the right top wing has a plurality of right top sub-fins, and the plurality of right top sub-fins are separately arranged to separate the right top high-speed at multiple positions The signal terminal pair and the top low-speed signal terminal pair; the left bottom fin has a plurality of left bottom sub-fins, and the plurality of left bottom sub-fins are separately arranged to separate the left bottom high-speed signal at multiple positions The terminal pair and the bottom low-speed signal terminal pair; and the right bottom fin has a plurality of right bottom sub-fins, and the plurality of right bottom sub-fins are separately arranged to separate the right bottom high-speed signal at multiple positions The terminal pair and the bottom low-speed signal terminal pair. For example, the USB cable end connector of claim 6 is used in conjunction with a circuit board, wherein the left top high-speed signal terminal pair has a left top high-speed signal pin pair for connecting to the circuit board, and the top low-speed signal terminal pair The signal terminal pair has a top low-speed signal pin pair for bonding the circuit substrate, the right top high-speed signal terminal pair has a right top high-speed signal pin pair for bonding the circuit substrate, and the left At least one of the top sub-fins extends between the left top high-speed signal pin pair and the top low-speed signal pin pair, and is used to bridge the circuit board for the left top high-speed signal or the top low-speed signal The radiation generated by the signal provides shielding, so that the radiation interference between the top left high-speed signal and the top low-speed signal is reduced to an acceptable range, and at least one of the right top sub-fins extends to the right top high-speed signal connection Between the pin pair and the top low-speed signal pin pair, and used to bridge the circuit board to shield the radiation generated by the right top high-speed signal or the top low-speed signal, so that the right top high-speed signal and the top low-speed signal The mutual radiation interference is reduced to an acceptable range; the left bottom high-speed signal terminal pair has a left bottom high-speed signal pin pair for overlapping the circuit board, and the bottom low-speed signal terminal pair has a pair for overlapping the A bottom low-speed signal pin pair of the circuit board, the right bottom high-speed signal terminal pair has a right bottom high-speed signal pin pair for overlapping the circuit board, and at least one of the left bottom sub-fins is Extends between the left bottom high-speed signal pin pair and the bottom low-speed signal pin pair, and is used to overlap the circuit board to shield the radiation generated by the left bottom high-speed signal or the bottom low-speed signal, so that the left The radiation interference between the bottom high-speed signal and the bottom low-speed signal is reduced to an acceptable range, and at least one of the right bottom sub-fins extends to the right bottom high-speed signal pin pair and the bottom low-speed signal pin pair And used to bridge the circuit board to shield the radiation generated by the right bottom high-speed signal or the bottom low-speed signal, so that the radiation interference between the right bottom high-speed signal and the bottom low-speed signal is reduced to an acceptable range . For example, the USB terminal connector of claim 1, further comprising a second top shielding shell and a second bottom shielding shell, and the second top shielding shell system overlaps the first top shielding shell to form the top low speed A second part of the signal shielding structure. The second bottom shielding shell system overlaps the first bottom shielding shell to form a second part of the bottom low-speed signal shielding structure.

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