Network connector circuit board capable of satisfying category 6 + transmission performance

Abstract

The utility model provides a network joint circuit board satisfying super category 6 transmission performance, which comprises a terminal clamping hole group and a gold needle connecting hole group which are arranged on a circuit board body, the terminal clamping hole group is arranged at the upper end of the circuit board body, the gold needle connecting hole group is arranged at the lower end of the circuit board body, the terminal clamping hole group comprises eight terminal clamping holes, and the terminal clamping hole group and the gold needle connecting hole group are arranged on the circuit board body. The eight terminal clamping holes are divided into an upper row and a lower row, the gold needle connecting hole group comprises eight gold needle connecting holes, the eight gold needle connecting holes are respectively arranged in the upper row and the lower row, the eight terminal clamping holes are respectively and electrically connected with the eight gold needle connecting holes through wires, and the front surface of the circuit board body is provided with seven wire pair cross crosstalk groups. And the back surface of the circuit board body is provided with three inter-wire-pair cross-talk groups. According to the network connector circuit board satisfying the category 6 + transmission performance provided by the utility model, the nine different wire pairs on the front side and the back side of the circuit board body are arranged in a crossed crosstalk group manner, so that the functions of low insertion loss, low return loss, low propagation delay and crosstalk reduction are achieved.

Description

Technical Field

[0001] This utility model relates to the field of network module technology, specifically a network connector circuit board that meets Category 6e transmission performance requirements. Background Technology

[0002] Network connectors, also known as network interface connectors, are hardware components used to connect network devices and transmit network signals. The commonly used Category 6 network modules are widely used for network connections between devices such as computers, routers, and switches. Category 6 network modules can achieve speeds of up to 10GB / s. The circuit boards used in network modules need to meet the performance transmission requirements of TIA / EIA568B and C6A. Existing network modules have high crosstalk between ports on the circuit boards, which affects their overall propagation speed. Utility Model Content

[0003] The purpose of this utility model is to provide a network connector circuit board that meets the transmission performance of Category 6a and a crystal head using the protective sleeve, so as to solve the technical problems in the background art.

[0004] To achieve the aforementioned objectives, this utility model provides the following technical solution:

[0005] A network connector circuit board that meets Category 6 (A6) transmission performance requirements includes a terminal block group and a pin connection hole group on the circuit board body. The terminal block group is located at the upper end of the circuit board body, and the pin connection hole group is located at the lower end of the circuit board body. The terminal block group includes eight terminal blocks arranged in two rows. The pin connection hole group includes eight pin connections arranged in two rows. The eight terminal blocks are electrically connected to the eight pin connections via wires. The front side of the circuit board body has seven sets of crosstalk groups, and the back side of the circuit board body has three sets of crosstalk groups.

[0006] The eight terminal slots are arranged symmetrically in two rows, and the eight gold pin connection holes are arranged alternately in two rows. The center distance between the terminal slots in the upper row and the terminal slots in the lower row is 5.2-5.5mm, and the center distance between the gold pin connection holes in the upper row and the gold pin connection holes in the lower row is 1.3-1.5mm.

[0007] The eight terminal slots are designated as a first terminal slot, a second terminal slot, a third terminal slot, a fourth terminal slot, a fifth terminal slot, a sixth terminal slot, a seventh terminal slot, and an eighth terminal slot. The fifth, fourth, seventh, and eighth terminal slots are arranged sequentially as the upper row of terminal slots, and the first, second, third, and sixth terminal slots are arranged sequentially as the lower row of terminal slots. Similarly, the eight gold pin connection holes are designated as a first, second, third, fourth, fifth, sixth, seventh, and eighth gold pin connection holes. The second, fourth, sixth, and eighth gold pin connection holes are arranged sequentially as the upper row of gold pin connection holes, and the first, third, fifth, and seventh gold pin connection holes are arranged sequentially as the lower row of gold pin connection holes.

[0008] The seven pairs of crosstalk groups on the front side of the circuit board are the first pair crosstalk group, the second pair crosstalk group, the third pair crosstalk group, the fourth pair crosstalk group, the fifth pair crosstalk group, the sixth pair crosstalk group, and the seventh pair crosstalk group. The two pairs of crosstalk groups on the back side of the circuit board are the eighth pair crosstalk group and the ninth pair crosstalk group.

[0009] Two wire-passing holes are provided at the upper end of the circuit board body, namely the first wire-passing hole and the second wire-passing hole. The two wire-passing holes are located between the two rows of terminal clip holes. The first wire-passing hole is above the second wire-passing hole. The first wire-pair crosstalk group connects the fourth terminal clip hole with the first wire-passing hole. The second wire-pair crosstalk group connects the second terminal clip hole with the first wire-passing hole. The first wire-passing hole and the second wire-passing hole are connected by a first wire on the back of the circuit board body. The seventh wire-pair crosstalk group connects the second wire-passing hole with the sixth terminal clip hole.

[0010] The transmission line connecting to the fourth terminal slot runs around the outer circle of the fourth terminal slot to form a first loop portion, and the transmission line connecting to the sixth terminal slot runs around the outer circle of the sixth terminal slot to form a second loop portion.

[0011] Compared with existing technologies, this utility model provides a network connector circuit board that meets the transmission performance of Category 6A. The circuit board features a crosstalk arrangement design on both sides of the board body with nine different wire pairs, achieving low insertion loss, low return loss, low propagation delay, and reduced crosstalk. This enables the circuit board to meet TIA / EIA / 568B / C6A performance transmission requirements, improves the circuit board's anti-interference capability, and meets electromagnetic compatibility (EMC) requirements. Furthermore, compensation is achieved on the circuit board through indirect connections and second, fourth, and sixth terminal slots, reducing the impact of crosstalk on other parts of the circuit board. The fourth and sixth terminal slots utilize a looping method to ensure equal length of traces between differential pairs. Attached Figure Description

[0012] Figure 1 : A schematic diagram of the circuit structure on the front of the circuit board body;

[0013] Figure 2 : A schematic diagram of the circuit structure on the back of the circuit board. Detailed Implementation

[0014] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0015] Specific Implementation Example 1: Please refer to Figure 1 and Figure 2 In this embodiment of the present invention, a network connector circuit board that meets the transmission performance of Category 6A includes a terminal block group and a gold pin connection hole group formed on the circuit board body 1. The terminal block group is located at the upper end of the circuit board body 1, and the gold pin connection hole group is located at the lower end of the circuit board body 1. There are a first mounting groove 101 and a second mounting groove 102 on the left and right sides of the circuit board body 1, respectively. The first mounting groove 101 and the second mounting groove 102 are staggered in position on the circuit board body 1.

[0016] The terminal slot group includes eight terminal slots arranged in two rows, one above the other. The gold pin connection hole group includes eight gold pin connection holes arranged in two rows, one above the other. The eight terminal slots are electrically connected to the eight gold pin connection holes via wires. The front of the circuit board body 1 has seven sets of crosstalk groups between wire pairs, and the back of the circuit board body 1 has two sets of crosstalk groups between wire pairs.

[0017] The eight terminal clip holes are arranged symmetrically in two rows, and the eight gold pin connection holes are arranged alternately in two rows. The center distance D1 between the terminal clip holes in the upper row and the terminal clip holes in the lower row is 5.2-5.5mm, and the center distance D2 between the gold pin connection holes in the upper row and the gold pin connection holes in the lower row is 1.3-1.5mm.

[0018] The eight terminal locking holes are designated as terminal locking hole C1, C2, C3, C4, C5, C6, C7, and C8. Terminal locking holes C5, C4, C7, and C8 are arranged sequentially in the upper row, while terminal locking holes C1, C2, C3, and C6 are arranged sequentially in the lower row. The eight gold pin connection holes are respectively... The holes are designated as follows: first gold needle connection hole S1, second gold needle connection hole S2, third gold needle connection hole S3, fourth gold needle connection hole S4, fifth gold needle connection hole S5, sixth gold needle connection hole S6, seventh gold needle connection hole S7, and eighth gold needle connection hole S8. The second gold needle connection hole S2, fourth gold needle connection hole S4, sixth gold needle connection hole S6, and eighth gold needle connection hole S8 are arranged sequentially to form the upper row of gold needle connection holes, while the first gold needle connection hole S1, third gold needle connection hole S3, fifth gold needle connection hole S5, and seventh gold needle connection hole S7 are arranged sequentially to form the lower row of gold needle connection holes.

[0019] The seven pairs of crosstalk groups on the front of the circuit board body 1 are designated as crosstalk group A1, A2, A3, A4, A5, A6, and A7. The two pairs of crosstalk groups on the back of the circuit board body 1 are designated as crosstalk group A8 and A9. The line width of all ten pairs of crosstalk groups on the circuit board body 1 is 0.1-0.3 mm.

[0020] Two through holes are provided at the upper end of the circuit board body 1, namely the first through hole 103 and the second through hole 104. The two through holes are located between two rows of terminal clips. The first through hole 103 is above the second through hole 104. The first wire pair crosstalk group A1 connects the fourth terminal clip C4 to the first through hole 103. The second wire pair crosstalk group A2 connects the second terminal clip C2 to the first through hole 103. The first through hole 103 and the second through hole 104 are connected by the first conductor 2, which is located on the back of the circuit board body 1. The seventh wire pair crosstalk group A7 connects the second through hole 104 to the sixth terminal clip C6. That is, the crosstalk components between the second terminal clip C2, the fourth terminal clip C4 and the sixth terminal clip C6 are indirectly connected, which plays the role of isolation and buffering, reducing the impact of crosstalk on other parts of the circuit board, and also allows for more flexible adjustment of compensation parameters.

[0021] The transmission line connecting to the fourth terminal slot C4 is routed around the outer circle of the fourth terminal slot C4 to form the first loop portion B1. The transmission line connecting to the sixth terminal slot C6 is routed around the outer circle of the sixth terminal slot C6 to form the second loop portion B2. By using the looping method, the traces between the differential pairs are made of equal length, which reduces signal transmission delay and improves circuit stability.

[0022] Compared with existing technologies, this utility model provides a network connector circuit board that meets the transmission performance of Category 6A. The circuit board features a crosstalk arrangement design on both sides of the board body, with ten different wire pairs, achieving low insertion loss, low return loss, low propagation delay, and reduced crosstalk. This enables the circuit board to meet TIA / EIA / 568B / C6A performance transmission requirements, improves the circuit board's anti-interference capability, and meets electromagnetic compatibility (EMC) requirements. Furthermore, compensation is achieved on the circuit board through indirect connections and second, fourth, and sixth terminal slots, reducing the impact of crosstalk on other parts of the circuit board. The fourth and sixth terminal slots utilize a looping method to ensure equal length of traces between differential pairs.

[0023] It will be apparent to those skilled in the art that this invention is not limited to the details of the foregoing exemplary embodiments, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0024] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A network patch panel that meets the performance of Category 6A transmission, characterized by: The terminal card hole group is arranged on the upper end of the circuit board body, and the gold needle connecting hole group is arranged on the lower end of the circuit board body.

2. The network connector board satisfying the super Category 6 transmission performance according to claim 1, wherein: The eight terminal card holes are symmetrically arranged in two rows, and the eight gold needle connecting holes are staggered arranged in two rows.

3. The network connector board satisfying the super Category 6 transmission performance according to claim 2, wherein: The eight terminal card holes are first terminal card hole, second terminal card hole, third terminal card hole, fourth terminal card hole, fifth terminal card hole, sixth terminal card hole, seventh terminal card hole and eighth terminal card hole, wherein the fifth terminal card hole, the fourth terminal card hole, the seventh terminal card hole and the eighth terminal card hole are sequentially arranged as the upper row of terminal card holes, and the first terminal card hole, the second terminal card hole, the third terminal card hole and the sixth terminal card hole are sequentially arranged as the lower row of terminal card holes.

4. The network connector board satisfying the super Category 6 transmission performance according to claim 3, wherein: The seven groups of line pair cross crosstalk groups on the front surface of the circuit board body are first line pair cross crosstalk group, second line pair cross crosstalk group, third line pair cross crosstalk group, fourth line pair cross crosstalk group, fifth line pair cross crosstalk group, sixth line pair cross crosstalk group and seventh line pair cross crosstalk group, and the two groups of line pair cross crosstalk groups on the back surface of the circuit board body are eighth line pair cross crosstalk group and ninth line pair cross crosstalk group.

5. The network connector board meeting the super Category 6 transmission performance according to claim 4, wherein: Two wire passing holes are arranged on the upper end of the circuit board body, which are first wire passing hole and second wire passing hole, and the two wire passing holes are arranged between the two rows of terminal card holes, the first wire passing hole is arranged above the second wire passing hole, the first line pair cross crosstalk group connects the fourth terminal card hole and the first wire passing hole, the second line pair cross crosstalk group connects the second terminal card hole and the first wire passing hole, the first wire passing hole and the second wire passing hole are connected by a first lead wire, the first lead wire is arranged on the back surface of the circuit board body, and the seventh line pair cross crosstalk group connects the second wire passing hole and the sixth terminal card hole.

6. The network connector board meeting the super Category 6 transmission performance according to claim 5, wherein: The transmission line connected to the fourth terminal block is routed outside the fourth terminal block along an outer circle thereof to form a first wrap-around portion, and the transmission line connected to the sixth terminal block is routed outside the sixth terminal block along an outer circle thereof to form a second wrap-around portion.

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