TWM480184U - Communications connector and its transmission module - Google Patents

Description

Communication connector and transmission module thereof

This creation relates to a connector, and in particular to a communication connector suitable for high-frequency signal transmission and a transmission module thereof.

The transmission module of the conventional communication connector includes a plurality of signal terminals. The two adjacent signal terminals of the signal terminals are opposite to each other and coupled to each other with a wide-side coupling configuration. However, the above-mentioned configuration of the wide-side coupling will cause the impedance value of the communication connector to be unstable when the signal terminal transmits the signal (see curve A of FIG. 9).

Therefore, the creator feels that the above-mentioned deficiency can be improved. He is devoted to research and cooperates with the application of theory, and finally proposes a creation that is reasonable in design and effective in improving the above-mentioned deficiency.

The present invention provides a communication connector having a relatively stable impedance value when transmitting a high frequency signal and a transmission module thereof.

The present invention provides a communication connector, comprising: a plurality of transmission modules stacked in a row in a coupling direction, and each transmission module comprises: a first signal chip having a plurality of first signals The first signal terminals are substantially coplanar, each of the first signal terminals has opposite two plate faces and a ring side between the two plate faces, and the width of any of the plate faces is greater than the side of the ring Width; each of the first signal terminals has a first body portion and a first mating portion and a first pin extending from opposite ends of the first body portion; and a second signal chip having a plurality of Two signal terminals, the second signal terminals are substantially coplanar, each second signal The terminal has opposite plate faces and a ring side between the two plates, and the width of any of the plates is greater than the width of the side of the ring; each second signal terminal has a second body portion and a second mating portion and a second pin extending from the two ends of the second body portion; wherein each of the transmitting modules is in the coupling direction, and the first signal terminals respectively correspond to the second ones The signal terminals are formed to form a pair of differential signal pairs, and the first mating portions of at least one of the first signal terminals of the first signal terminals and the second mating portions thereof are at least partially adjacent to each other and adjacent to each other And an outer casing that is sleeved on the transmission module, the outer casing is formed with at least one insertion interface, and the first matching portion of the first signal piece of the transmission module and the second matching portion of the second signal piece The portion is exposed to the at least one plug interface.

The present invention further provides a transmission module of a communication connector, comprising: a plurality of first signal terminals, which are substantially coplanar, each of the first signal terminals having opposite two planes and located on the two surfaces a side of the ring, and the width of any of the plates is greater than the width of the side of the ring; each of the first signal terminals has a first body portion and a first mating portion and a first extending portion from the ends of the first body portion a first pin; and a plurality of second signal terminals, which are substantially coplanar, each of the second signal terminals having opposite two plate faces and a ring side between the two plate faces, and any one of the faces The second signal portion has a second body portion and a second mating portion and a second pin extending from the two ends of the second body portion; wherein the first The planes of the signal terminals and the second signal terminals are substantially parallel to each other and perpendicular to a coupling direction; the transmission module is in the coupling direction, and the first signal terminals respectively correspond to the first ones Two signal terminals Into a plurality of differential signals, and the at least one of the plurality of first mating portion and the first terminal of the signal corresponding to its mating portion of the second terminal of the first signal, at least a portion of both sides of the ring adjacent and face each other.

In summary, the communication connector and the transmission module of the present embodiment are designed with a narrow side coupling structure for the first signal chip and the second signal chip, so that the communication connector can obtain a stable impedance value.

In order to further understand the features and technical contents of this creation, please refer to the following detailed description and drawings of this creation, but these descriptions and drawings are only used to illustrate this creation, not the right to this creation. The scope is subject to any restrictions.

100‧‧‧Communication connector

10‧‧‧Transmission module

1‧‧‧First signal film

11‧‧‧First Insulation Body

12‧‧‧First signal terminal

121‧‧‧First Body Department

122‧‧‧First Matching Department

1221‧‧‧First extension

1222‧‧‧First twist section

1223‧‧‧First coupling section

123‧‧‧First pin

124‧‧‧ board

125‧‧‧ ring side

2‧‧‧Second signal film

21‧‧‧Second insulation body

22‧‧‧second signal terminal

221‧‧‧Second body

222‧‧‧Second Matching Department

2221‧‧‧Second extension

2222‧‧‧Second twist section

2223‧‧‧Second coupling section

223‧‧‧second pin

224‧‧‧ board

225‧‧‧ ring side

3‧‧‧ Grounding piece

31‧‧‧Insulated body

32‧‧‧ Grounding terminal

321‧‧‧ Body Department

322‧‧‧Match Department

323‧‧‧ pins

20‧‧‧Outer casing

201‧‧‧ Plug interface

C‧‧‧Coupling direction

S‧‧‧Drop direction

A‧‧‧Communication connector impedance test simulation test curve

B‧‧‧ impedance test simulation test curve of the communication connector shown in Figure 5.

FIG. 1 is a perspective view of the communication connector of the present invention.

2 is a perspective view of another perspective of FIG. 1.

FIG. 3 is an exploded perspective view of the authoring communication connector.

4 is an exploded perspective view of another perspective of FIG. 3.

FIG. 5 is an exploded perspective view of the transmission module of the authoring communication connector.

FIG. 6 is a partially enlarged schematic view showing the first signal chip and the second signal chip of the transmission module of the communication connector of the present invention.

Figure 7 is a schematic illustration of another embodiment of Figure 6.

FIG. 8 is a schematic diagram of the first signal terminal, the second signal terminal, and the ground terminal when the transmission module of the communication connector is viewed from the coupling direction.

FIG. 9 is a schematic diagram of the impedance test simulation test of the authoring communication connector compared to the conventional communication connector.

Please refer to FIG. 1 to FIG. 4 , which is an embodiment of the present invention. The embodiment is a communication connector 100 for inserting a corresponding connector or an electronic card (not shown) along a plugging direction S. The diagram of the present embodiment is described as a high-density micro SAS (mini SAS) connector suitable for high-frequency communication, but is not limited thereto.

The communication connector 100 includes a plurality of transmission modules 10 and an outer casing 20. The transmission modules 10 are stacked in a row along a coupling direction C, and the coupling direction C is substantially perpendicular to the insertion direction S. The outer casing 20 is sleeved in the transmission module 10 along the insertion direction S. Since the transmission modules 10 are of substantially the same configuration, a transmission module 10 will be described below.

Referring to FIG. 5 and FIG. 6 , the transmission module 10 includes a first signal chip 1 , a second signal chip 2 , and a grounding plate 3 . The first signal chip 1 and the second signal chip 2. The grounding strips 3 are stacked in a row along the coupling direction C.

The first signal sheet 1 has a first insulating body 11 and four strip-shaped first signal terminals 12. Each of the first signal terminals 12 has a first body portion 121 and a first body. A first mating portion 122 and a first pin 123 are integrally extended at both ends of the portion 121. As seen from the surface of the first signal terminal 12, each of the first signal terminals 12 has opposite plate faces 124 and a ring side surface 125 between the two plate faces 124. The width of any of the plate faces 124 is greater than the ring. The width of the side surface 125, and the two plate faces 124 are perpendicular to the coupling direction C, respectively.

The first body portion 121 of the first signal terminals 12 is embedded in the first insulative housing 11 such that the first signal terminals 12 are substantially coplanar. In more detail, the board surface 124 of the first body portion 121 of the first signal terminal 12 is substantially in the same plane, and a part of the board surface 124 of the first body portion 121 is exposed outside the first insulative housing 11 for A mold for forming the first insulative housing 11 is used for positioning. The plate body 124 of the first body portion 121 is exposed outside the first insulative housing 11 and has a width greater than a width of a portion of the first body portion 121 that is embedded in the first insulative housing 11 .

Furthermore, the first mating portion 122 extends substantially in the plugging direction S, and the extending direction of the first mating portion 122 from the first body portion 121 extends substantially perpendicular to the first pin 123 from the first body portion 121. Extend the direction. The first engaging portion 122 of each of the first signal terminals 12 extends from the first body portion 121 to form a first extending portion 1221 , a first twisting portion 1222 , and a first coupling portion 1223 . The plate surface 124 of the first extension 1221 is substantially twice the width of the first body portion 121 plate 124 adjacent thereto, and the plate surface 124 on the first coupling segment 1223 is non-parallel after the first torsion segment 1222 is twisted. The plate surface 124 on the first extension 1221.

In more detail, the first torsion section 1222 is twisted by substantially 90 degrees from the first extension 1221 toward the first coupling section 1223 in the embodiment, and any two adjacent first in the first signal sheet 1 The twisting directions of the torsion segments 1222 are opposite to each other (eg, the plugging direction S is regarded as the central axis as a torsion reference, one is clockwise twisting, and the other is One is counterclockwise). In other words, the first extension 1221 of the first torsion section 1222 is substantially perpendicular to the first coupling section 1223.

It should be noted that, in order to avoid the problem that the first torsion section 1222 is locally swollen due to the twist, the width of the plate surface 124 on the first torsion section 1222 is gradually reduced from the first extension section 1221 toward the first coupling section 1223. . Further, the width of the plate surface 124 on the first extension 1221 on the side of the first torsion section 1222 is greater than the width of the plate surface 124 on the first coupling section 1223 on the other side of the first torsion section 1222.

The second signal sheet 2 has a second insulative housing 21 and four elongated second signal terminals 22, each of the second signal terminals 22 has a second body portion 221 and a second body A second mating portion 222 and a second pin 223 are integrally extended at both ends of the portion 221 . As seen from the surface of the second signal terminal 22, each of the second signal terminals 22 has opposite plate faces 224 and a ring side 225 between the two plate faces 224. The width of any of the plate faces 224 is greater than the ring. The width of the side surface 225, and the two plate faces 224 are perpendicular to the coupling direction C, respectively.

The second body portion 221 of the second signal terminals 22 is embedded in the second insulative housing 21 such that the second signal terminals 22 are substantially coplanar. In more detail, the board surface 224 of the second body portion 221 of the second signal terminal 22 is substantially in the same plane, and part of the board surface 224 of the second body portion 221 is exposed outside the second insulative housing 21 for The mold for forming the second insulative body 21 is used for positioning. The second body portion 221 is exposed to the outside of the second insulative housing 21 , and the width of the second body portion 221 is greater than the width of the portion of the second main body portion 221 that is embedded in the second insulative housing 21 .

Furthermore, the second mating portion 222 extends substantially in the plugging direction S, and the extending direction of the second mating portion 222 extending from the second body portion 221 is substantially perpendicular to the second pin 223 extending from the second body portion 221. Extend the direction. The second matching portion 222 of each second signal terminal 22 is sequentially extended from the second body portion 221 to form a first The second extension 2221, a second torsion section 2222, and a second coupling section 2223. The plate surface 224 of the second extension 2221 is substantially twice the width of the second body portion 221 of the second body portion 221 adjacent thereto, and the plate surface 224 on the second coupling segment 2223 is non-parallel to the second torsion portion 2222 after being twisted. The plate surface 224 on the second extension 2221.

In more detail, the second torsion section 2222 is twisted by substantially 90 degrees from the second extension section 2221 toward the second coupling section 2223 in this embodiment, and any two adjacent seconds in the second signal sheet 2 The torsional directions of the torsion segments 2222 are opposite to each other (eg, the insertion direction S is considered to be the central axis as a torsion reference, one being clockwise torsion and the other being counterclockwise torsion). In other words, the second extension 2221 plate surface 224 adjacent to the second torsion section 2222 and the second coupling section 2223 plate surface 224 are substantially perpendicular to each other.

It should be noted that in order to avoid the problem that the second torsion section 2222 is locally swollen due to the twist, the width of the plate surface 224 on the second torsion section 2222 is gradually reduced from the second extension section 2221 toward the second coupling section 2223. . Further, the width of the plate surface 224 on the second extension 2221 on the side of the second torsion section 2222 is greater than the width of the plate surface 224 on the second coupling section 2223 on the other side of the second torsion section 2222.

Referring to FIG. 6 , when the first signal chip 1 and the second signal chip 2 are adjacent to each other, the transmission module 10 is coupled to the first signal terminal 12 in a one-to-one correspondence. The second signal terminals 22, and any of the first signal terminals 12 corresponding thereto and adjacent to the second signal terminals 22 are a pair of differential signal terminals. Wherein, when each of the first body portions 121 is projected onto the corresponding second body portion 221, the contour of each of the first body portions 121 and the contour of the corresponding second body portion 221 are mutually aligned, and each The first mating portion 122 of the first signal terminal 12 and the second mating portion 222 corresponding thereto are annularly adjacent to each other and at least partially adjacent to each other.

In more detail, in the coupling direction C, the first coupling section 1223 of each first signal terminal 12 and the corresponding second coupling section 2223 thereof are adjacent to each other. The 125, 225 portions face each other, and the portions of the ring sides 125, 225 where the first coupling segment 1223 and the second coupling segment 2223 face each other are substantially parallel to each other. Thereby, both the first coupling segment 1223 of each first signal terminal 12 and its corresponding second coupling segment 2223 can form a narrow-edge coupling when transmitting signals.

In addition, FIG. 6 of the present embodiment is exemplified by a configuration in which the first coupling segment 1223 of each first signal terminal 12 and the corresponding second coupling segment 2223 form a narrow-side coupling, but in practical applications, the design is The number of terminals for narrow-side coupling can also be appropriately adjusted according to requirements.

Further, a portion (at least one of the first signal terminals 12) of the first signal terminal 12 has a first mating portion 122 of the first signal terminal 12 and a second mating portion 222 corresponding thereto, and the ring side surfaces 125, 225 of the two are at least partially Neighboring and facing each other. For example, as shown in FIG. 7, the first signal chip 1 has only two first signal terminals 12 (such as the first and third first signal terminals 12 from the top in FIG. 7). A mating portion 122 and its corresponding second mating portion 222 form a narrow-side coupling structure, and the remaining two first signal terminals 12 (such as the second and fourth first signal terminals from the top to the bottom in FIG. 7) 12) The first mating portion 122 and the corresponding second mating portion 222 form a wide-side coupling structure.

The wide-side coupling is generally described as follows: in the coupling direction C, the board faces 124, 224 adjacent to the first mating portion 122 of each first signal terminal 12 and the corresponding second mating portion 222 thereof are mutually Opposite, and the plate faces 124, 224, where the first mating portion 122 and the second mating portion 222 face each other, are substantially parallel to each other. Thereby, the first mating portion 122 of each of the first signal terminals 12 and the corresponding second mating portion 222 of the second mating portion 222 can form a wide-side coupling when transmitting signals.

Referring to FIG. 5 , the grounding strip 3 has a piece of insulating body 31 and four elongated grounding terminals 32 . Each of the grounding terminals 32 has a body portion 321 and an integral portion extending from both ends of the body portion 321 . A mating portion 322 and a pin 323. The body portions 321 of the ground terminals 32 are embedded in the insulative housing 31 such that the ground terminals 32 are substantially coplanar. Further, the ground terminal 32 of the grounding piece 3 The configuration shown in FIG. 5 of the present embodiment is substantially equivalent to the first signal terminal 12 of the first signal chip 1 (or the second signal terminal 22 of the second signal chip 2). Therefore, the grounding piece is omitted as described below. Description of the construction of the ground terminal 32 in 3.

As seen in the transmission module 10, the planes of the first signal terminals 12, the second signal terminals 22, and the ground terminals 32 are substantially parallel to each other and perpendicular to the coupling direction C. In the coupling direction C, the first signal terminals 12 correspond to the ground terminals 32 one-to-one, and the second signal terminals 22 also correspond to the ground terminals 32 one-to-one. . Further, when each of the first body portions 121 is projected onto the corresponding body portion 321 thereof, the contour of the first body portion 121 and the contour of the corresponding body portion 321 are aligned with each other (see FIG. 8); When the two body portions 221 are projected onto the corresponding body portions 321 , the contours of the second body portions 221 and the contours of the body portions 321 corresponding thereto are also aligned with each other.

Furthermore, the first pin 123, the second pin 223, and the pin 323 of the transmission module 10 are substantially dislocated in the coupling direction C (as shown in FIGS. 2 and 8), that is, The coupling direction C does not pass through any two of the first pin 123, the second pin 223, and the pin 323 at the same time.

In addition, in the first embodiment, the first body portion 121 of the first signal terminal 12 and the first body portion 221 and the second body portion 221 and the second body portion 222 of the second signal terminal 22 are shown in FIG. The main body portion 321 of the grounding terminal 32 and the engaging portion 322 have exactly the same structure. However, in practical applications, the designer can adjust the width of the main body portion 321 of the grounding terminal 32 as needed.

The above is a description of the transmission module 10, but when viewed from the perspective of a plurality of phase-packed transmission modules 10, please refer to FIG. 3 and refer to FIG. 5, in the grounding strip 3 of the transmission modules 10, The body portions 321 of the ground terminals 32 are structurally and electrically separated from each other and are independent of each other. That is to say, the communication connector 100 of the present invention does not connect (series) the ground terminals 32 through other conductive elements.

As shown in FIG. 1 , the outer casing 20 is formed with two insertion interfaces 201 , and the outer casing 20 is sleeved on the transmission modules 10 along the insertion direction S. And the grounding piece of the transmission module 10 The mating portion 322, the first mating portion 122 of the first signal sheet 1, and the second mating portion 222 of the second signal sheet 2 are all exposed on the plug connector 201 for abutting in the plug connector 201. Corresponding connector or electronic card (not shown).

Therefore, the communication connector 100 of the present invention is designed with a narrow side coupling structure between the first coupling segment 1223 of the adjacent first signal chip 1 and the second coupling segment 2223 of the second signal chip 2, which is different from the conventional use. The wide side coupling of the communication connector allows the communication connector 100 to achieve a more stable impedance value than the conventional communication connector.

In order to objectively confirm that the above advantages are not made out of thin air, the present author presents the high-frequency simulation test result of the communication connector 100 of the present embodiment compared to the conventional communication connector in a schematic form.

Furthermore, please refer to FIG. 9 , which is a schematic diagram of the impedance test simulation test of the authoring communication connector 100 compared to the conventional communication connector. Here, the conventional communication connector means that the mating portions of the signal terminals are coupled to form a wide-side coupling structure, that is, each pair of coupled coupling portions of the conventional communication connector are as viewed from top to bottom in FIG. The second or fourth pair of coupled phases 122, 222. Furthermore, the curve A represents the impedance test simulation test curve of the conventional communication connector, and the curve B is the impedance test simulation test curve of the communication connector shown in FIG.

It can be seen that the communication connector 100 provided by the present embodiment is designed such that the adjacent first signal chip 1 and the second signal chip 2 are coupled by a narrow side, so that the communication connector 100 of the present invention is Impedance stability is significantly better than conventional communication connectors.

[Possible effects of this creative embodiment]

In summary, the communication connector of the present embodiment is designed to be narrow-side coupled with the first coupling segment of the first signal chip and the second coupling segment of the second signal chip of each transmission module, so that it is different from the conventional one. The wide-side coupling allows the communication connector to obtain a stable impedance value.

The above is only a preferred embodiment of the present invention, which is not intended to limit the present invention. The scope of the creation of the patent, the equivalent changes and modifications made by the scope of the patent application for this creation shall be covered by this creation.

1‧‧‧First signal film

12‧‧‧First signal terminal

122‧‧‧First Matching Department

1221‧‧‧First extension

1222‧‧‧First twist section

1223‧‧‧First coupling section

124‧‧‧ board

125‧‧‧ ring side

2‧‧‧Second signal film

22‧‧‧second signal terminal

222‧‧‧Second Matching Department

2221‧‧‧Second extension

2222‧‧‧Second twist section

2223‧‧‧Second coupling section

224‧‧‧ board

225‧‧‧ ring side

C‧‧‧Coupling direction

S‧‧‧Drop direction

Claims (10)

A communication connector includes: a plurality of transmission modules stacked in a row in a coupling direction, and each transmission module includes: a first signal chip having a plurality of first signal terminals, the The signal terminals are substantially coplanar, each of the first signal terminals has opposite two plate faces and a ring side between the two plate faces, and the width of any of the plate faces is greater than the width of the side of the ring; The first signal portion has a first body portion and a first pin portion extending from opposite ends of the first body portion and a first pin; and a second signal chip having a plurality of second signal terminals. The second signal terminals are substantially coplanar, each of the second signal terminals has opposite two plate faces and a ring side between the two plate faces, and the width of any of the plate faces is greater than the width of the side faces of the ring; a second signal terminal has a second body portion and a second mating portion and a second pin extending from the two ends of the second body portion; wherein each of the transmission modules is in the coupling direction, The first signal terminal is one-to-one And forming a pair of differential signal pairs on the second signal terminals, and a first mating portion of at least one of the first signal terminals of the first signal terminals and a second mating portion corresponding thereto At least partially adjacent to each other and facing each other; and an outer casing that is sleeved on the transmission modules, the outer casing is formed with at least one insertion interface, and the first mating portion and the second portion of the first signal chip of the transmission module The second mating portion of the signal chip is exposed on the at least one plug interface. The communication connector of claim 1, wherein the first mating portion of the at least one first signal terminal at least partially adjacent to the side of the ring and the second mating portion corresponding thereto The first engaging portion extends from the first body portion thereof to form a first extending portion, a first twisting portion, and a first coupling portion, and The plate surface on the first coupling section is not parallel to the plate surface on the first extension, and the second engagement portion is sequentially extended from the second body portion thereof to form a second extension segment, a second torsion segment, and a second coupling section, and the board surface on the second coupling section is not parallel to the board surface on the second extension section; wherein the first coupling section and the second coupling section are adjacent to each other Face each other. The communication connector of claim 1, wherein each of the transmission modules is in the coupling direction, and the first mating portion of each of the first signal terminals and the second mating portion thereof are at least Partially adjacent and facing each other; the first mating portion of each of the first signal terminals sequentially extends from the first body portion thereof to form a first extending portion, a first twisting portion, and a first coupling portion, and the first portion The plate surface on a coupling section is not parallel to the plate surface on the first extension section; the second engagement portion of each second signal terminal sequentially extends from the second body portion thereof to form a second extension section and a second a twisting section and a second coupling section, and the board surface on the second coupling section is not parallel to the board surface on the second extension section; wherein, in the coupling direction, the first of each first signal terminal The loop side portions adjacent to both the coupling section and the corresponding second coupling section face each other; and in any of the first signal sheets, the twist directions of any two adjacent first twist sections are opposite to each other, In the second signal chip, the twisting side of any two adjacent second torsion segments Opposite to each other. The communication connector of claim 2 or 3, wherein the first torsion segment is from the first mating portion at least partially adjacent to each other and facing each other The first extension segment is twisted substantially 90 degrees toward the first coupling segment, the second twist segment is twisted by substantially 90 degrees from the second extension segment toward the second coupling segment, and the first coupling segment is coupled to the second coupling portion The ring side portions where the segments face each other are substantially parallel to each other. The communication connector of claim 2 or 3, wherein the first mating portion at least partially adjacent to the side of the ring and facing each other and the second mating portion corresponding thereto, the first twisting portion The width of the board surface gradually decreases from the first extension section toward the first coupling section, and the width of the board surface on the second torsion section extends from the second extension The segment gradually tapers toward the second coupling segment. The communication connector of 2 or 3 is further defined as a high density micro SAS (mini SAS) connector suitable for high frequency communication. A transmission module of a communication connector, comprising: a plurality of first signal terminals, which are substantially coplanar, each of the first signal terminals having opposite two plate faces and a ring side between the two plate faces, and The width of any of the board faces is greater than the width of the side of the ring; each of the first signal terminals has a first body portion and a first mating portion and a first pin extending from opposite ends of the first body portion; a plurality of second signal terminals, which are substantially coplanar, each of the second signal terminals having opposite two plate faces and a ring side between the two plate faces, and the width of any of the plate faces is greater than the side of the ring Width; each of the second signal terminals has a second body portion and a second mating portion and a second pin extending from the two ends of the second body portion; wherein the first signal terminals and the first The planes of the two signal terminals are substantially parallel to each other and perpendicular to a coupling direction. In the coupling direction, the first signal terminals respectively correspond to the second signal terminals one by one to form a number. Pair of differential signals And at least one of the plurality of first mating portion and the first terminal of the signal corresponding to its mating portion of the second terminal of the first signal, at least a portion of both sides of the ring adjacent and face each other. The transmission module of the communication connector of claim 7, wherein the first mating portion of the at least one first signal terminal and the second mating portion of the at least one first signal terminal that are at least partially adjacent to each other on the side of the ring The first engaging portion extends from the first body portion thereof to form a first extending portion, a first twisting portion, and a first coupling portion, and the surface of the first coupling portion is non-parallel to the a second extending portion, a second extending portion, a second coupling portion, and a second coupling portion are sequentially extended from the second body portion of the first extending portion, and the second coupling portion is The plate surface is non-parallel to the plate surface on the second extension; wherein the first coupling segment and the The side portions of the ring adjacent to both of the second coupling segments face each other. The transmission module of the communication connector according to claim 7, wherein in the coupling direction, the first mating portion of each of the first signal terminals and the second mating portion corresponding thereto are at least partially connected to each other Adjacent and facing each other; the first mating portion of each of the first signal terminals sequentially extends from the first body portion thereof to form a first extending portion, a first twisting portion, and a first coupling portion, and the first coupling portion The plate surface on the segment is not parallel to the plate surface on the first extension; the second engagement portion of each of the second signal terminals is sequentially extended from the second body portion to form a second extension portion and a second torsion portion. And a second coupling section, and the board surface on the second coupling section is not parallel to the board surface on the second extension section; wherein, in the coupling direction, the first coupling section of each first signal terminal The ring side portions adjacent to the second coupling segment corresponding thereto are opposite to each other; and in any of the first signal pieces, the twist directions of any two adjacent first torsion segments are opposite to each other, in any second In the signal chip, the twist directions of any two adjacent second torsion segments are mutually in contrast. The transmission module of the communication connector of claim 8 or 9, wherein the first mating portion at least partially adjacent to the side of the ring and facing each other and the second mating portion corresponding thereto are the first The torsion section is twisted substantially 90 degrees from the first extension section toward the first coupling section, the second torsion section is twisted by substantially 90 degrees from the second extension section toward the second coupling section, and the first coupling section is The side surface portions of the second coupling section facing each other are substantially parallel to each other; the width of the panel surface on the first torsion section is gradually reduced from the first extension section toward the first coupling section, and the second torsion section is The width of the panel is gradually reduced from the second extension toward the second coupling segment.