Abstract: An electrical connector includes an insulating body and first through eighth terminals sequentially arranged in a lateral direction in the insulating body, wherein the first and second terminals, the third and sixth terminals, the fourth and fifth terminals, and the seventh and eighth terminals are respectively used to transmit a pair of differential signals, each terminal including: a mating portion for mating to a mating connector; a tail portion opposite to the mating portion; and a connecting portion connected therebetween, the connecting portions of the third terminal to the fifth terminal are all provided with a coupling portion; wherein the coupling portions of the third through fifth terminals are in three different planes, respectively, and the coupling portion of the fifth terminal and the coupling portion of the third terminal at least partially overlap in a longitudinal direction perpendicular to the lateral direction.

Abstract: An electrical connector includes a terminal module having a circuit board having first through eighth conductive traces sequentially arranged in a transverse direction and corresponding first through eighth terminals, the third terminal and the sixth terminal being configured for transmitting a pair of differential signals, the fourth terminal and the fifth terminal being configured for transmitting another pair of differential signals, the first through eighth conductive traces being respectively electrically connected to corresponding first through eighth terminals, each of the third conductive trace and the fifth conductive trace including a coupling portion, a size of the coupling portion in the transverse direction is larger than a size of the other part of the corresponding conductive trace in the transverse direction, wherein the coupling portion of the third conductive trace and the coupling portion of the fifth conductive trace overlap in an up and down direction to increase mutual coupling.

Abstract: An electrical connector includes an insulating body and first through eighth terminals sequentially arranged in a lateral direction in the insulating body, wherein the first and second terminals, the third and sixth terminals, the fourth and fifth terminals, and the seventh and eighth terminals are respectively used to transmit a pair of differential signals, each terminal including: a mating portion for mating to a mating connector; a tail portion opposite to the mating portion; and a connecting portion connected therebetween, the connecting portions of the third terminal to the fifth terminal are all provided with a coupling portion; wherein the coupling portions of the third through fifth terminals are in three different planes, respectively, and the coupling portion of the fifth terminal and the coupling portion of the third terminal at least partially overlap in a longitudinal direction perpendicular to the lateral direction.

Abstract: An electrical connector includes a terminal module having a circuit board having first through eighth conductive traces sequentially arranged in a transverse direction and corresponding first through eighth terminals, the third terminal and the sixth terminal being configured for transmitting a pair of differential signals, the fourth terminal and the fifth terminal being configured for transmitting another pair of differential signals, the first through eighth conductive traces being respectively electrically connected to corresponding first through eighth terminals, each of the third conductive trace and the fifth conductive trace including a coupling portion, a size of the coupling portion in the transverse direction is larger than a size of the other part of the corresponding conductive trace in the transverse direction, wherein the coupling portion of the third conductive trace and the coupling portion of the fifth conductive trace overlap in an up and down direction to increase mutual coupling.

Abstract: A card edge connector includes an insulative housing extending along a lengthwise direction, two rows of (contact) passageways formed in two opposite side walls with a central slot therebetween. Two rows of contacts are disposed within the corresponding passageways, respectively. The contacts include signal contacts and grounding contacts. Each side wall further forms an elongated channel by two sides of central wall under the central slot. A covering block is upwardly assembled into the corresponding channel after the corresponding contacts have been assembled into the corresponding passageways. Each block includes a deflectable latch engaged with the central wall. The covering block occupies at least one half of each passageway in the transverse direction perpendicular to the lengthwise direction. The covering block is optimally made of conductive plastic and forms a plurality of abutment ribs to respectively abut against the corresponding grounding contacts, respectively.

Abstract: An electrical connector includes an insulative housing with a rear base and a mating tongue extending forwardly from the base. Two rows of contacts are retained in the housing. A metallic shielding plate is embedded within the housing and between the two rows of contacts. Each row of contacts defines positions from one to twelve in the transverse direction wherein positions 2&3 and 10&11 are designated for high frequency signal transmission. In the shielding plate the space between corresponding positions 4 and 6, and that between corresponding positions 7 and 9, are of a complete or enlarged hole being essentially fully empty along the front-to-back direction for achieving the high frequency transmission without undesired crosstalk among the corresponding contacts.

Abstract: A card edge connector includes an insulative housing extending along a lengthwise direction, two rows of (contact) passageways formed in two opposite side walls with a central slot therebetween. Two rows of contacts are disposed within the corresponding passageways, respectively. The contacts include signal contacts and grounding contacts. Each side wall further forms an elongated channel by two sides of central wall under the central slot. A covering block is upwardly assembled into the corresponding channel after the corresponding contacts have been assembled into the corresponding passageways. Each block includes a deflectable latch engaged with the central wall. The covering block occupies at least one half of each passageway in the transverse direction perpendicular to the lengthwise direction. The covering block is optimally made of conductive plastic and forms a plurality of abutment ribs to respectively abut against the corresponding grounding contacts, respectively.

Abstract: An electrical connector includes an insulative housing with a rear base and a mating tongue extending forwardly from the base. Two rows of contacts are retained in the housing. A metallic shielding plate is embedded within the housing and between the two rows of contacts. Each row of contacts defines positions from one to twelve in the transverse direction wherein positions 2&3 and 10&11 are designated for high frequency signal transmission. In the shielding plate the space between corresponding positions 4 and 6, and that between corresponding positions 7 and 9, are of a complete or enlarged hole being essentially fully empty along the front-to-back direction for achieving the high frequency transmission without undesired crosstalk among the corresponding contacts.

Abstract: An electrical connector includes an insulative housing forming a mating slot, and the contact module assembled thereto. The contact module includes the insulator and the contacts secured thereto. The insulator is secured to the housing. The contact includes a retaining section secured to the insulator, a contact section extending from one end of the retaining section into a mating slot, a soldering section extending from the other end of the retaining section out of the housing. The contacts include the signal contacts and the grounding contacts. Each contact module further includes at least one conductive plastic block mechanically and electrically connected to the corresponding grounding contacts.

Abstract: An electrical connector includes an insulative housing forming a mating slot, and the contact module assembled thereto. The contact module includes the insulator and the contacts secured thereto. The insulator is secured to the housing. The contact includes a retaining section secured to the insulator, a contact section extending from one end of the retaining section into a mating slot, a soldering section extending from the other end of the retaining section out of the housing. The contacts include the signal contacts and the grounding contacts. Each contact module further includes at least one conductive plastic block mechanically and electrically connected to the corresponding grounding contacts.

Abstract: An electrical connector includes an insulative housing having a tongue portion with opposite upper and lower surfaces, a plurality of upper terminals and a plurality of lower terminals with contacting sections exposed upon the corresponding upper surface and lower surface, respectively. A metallic shielding plate located between upper terminals and the lower terminals. The tongue portion forms a first type hole in which the upper power terminal mechanically and electrically connects to the lower power terminal, and a second type hole in which either the upper grounding terminal mechanically and electrically connects to an upper face of the shielding plate or the lower grounding terminal mechanically and electrically connects to the lower face of the shielding plate.

Abstract: An electrical connector includes an insulative housing having a tongue portion with opposite upper and lower surfaces, a plurality of upper terminals and a plurality of lower terminals with contacting sections exposed upon the corresponding upper surface and lower surface, respectively. A metallic shielding plate located between upper terminals and the lower terminals. The tongue portion forms a first type hole in which the upper power terminal mechanically and electrically connects to the lower power terminal, and a second type hole in which either the upper grounding terminal mechanically and electrically connects to an upper face of the shielding plate or the lower grounding terminal mechanically and electrically connects to the lower face of the shielding plate.

Abstract: An electrical connector for mounting to a printed circuit board for mating with a plug connector, includes an insulative housing and the upper and lower contacts on the housing, each contact including a contacting section, the contacts including grounding contacts each having a free end of the contacting section, and a mounting leg mounted to the corresponding grounding region of the printed circuit board wherein the free ends of the corresponding paired upper grounding contact and lower grounding contact either abut against each other or against a metallic shielding plate embedded within the mating tongue to form a parallel relation between the paired upper grounding contact and lower grounding contact.

Abstract: An electrical connector includes a terminal module and a plurality of terminals retained in the terminal module. The plurality of terminals are divided into an upper row and a lower row. Each of the terminals has a contacting portion contacting with a complementary connector. Each row of the terminals has a power terminal and a differential pair. The contacting portion of the power terminal in the upper row and the corresponding contacting portion of the power terminal in the lower row mechanically contact with each other to form parallel electrical paths.

Abstract: An electrical connector includes a first terminal module, a second terminal module, a shielding shell and a metallic shielding plate. The first terminal module includes a first mating tongue and first terminals insert molded thereamong. The first mating tongue has a first mating face on which the first terminals are exposed. The first terminals have first connecting sections extending in a vertical direction. The second terminal module includes a second mating tongue and second terminals insert molded thereamong. The second mating tongue has a second mating face directly facing to the first mating face and a third mating face. The second terminals are disposed in the second and third mating faces and have second connecting sections extending in the vertical direction. The metallic shielding plate is disposed between the first and second connecting sections and has a plurality of hooked shrapnels elastically contacting with the shielding shell.

Abstract: An electrical connector for mounting to a printed circuit board for mating with a plug connector, includes an insulative housing and the upper and lower contacts on the housing, each contact including a contacting section, the contacts including grounding contacts each having a free end of the contacting section, and a mounting leg mounted to the corresponding grounding region of the printed circuit board wherein the free ends of the corresponding paired upper grounding contact and lower grounding contact either abut against each other or against a metallic shielding plate embedded within the mating tongue to form a parallel relation between the paired upper grounding contact and lower grounding contact.

Abstract: An electrical connector includes a terminal module and a plurality of terminals retained in the terminal module. The plurality of terminals are divided into an upper row and a lower row. Each of the terminals has a contacting portion contacting with a complementary connector. Each row of the terminals has a power terminal and a differential pair. The contacting portion of the power terminal in the upper row and the corresponding contacting portion of the power terminal in the lower row mechanically contact with each other to form electrical parallel.

Abstract: An electrical connector includes a base seat, a plurality of contacts fixed in the base seat, and a shielding shell surrounding the base seat. The shielding shell defines a body portion retained in the base seat, a rear wall attached a rear face of the base seat and a plurality of soldering portions extending outside of the body portion. The electrical connector defines a mounting surface, a lower edge of the rear wall is higher than the mounting surface and defines at least one board-lock portion to improve the resonant frequency.

Abstract: An electrical connector includes a first terminal module, a second terminal module, a shielding shell and a metallic shielding plate. The first terminal module includes a first mating tongue and first terminals insert molded thereamong. The first mating tongue has a first mating face on which the first terminals are exposed. The first terminals have first connecting sections extending in a vertical direction. The second terminal module includes a second mating tongue and second terminals insert molded thereamong. The second mating tongue has a second mating face directly facing to the first mating face and a third mating face. The second terminals are disposed in the second and third mating faces and have second connecting sections extending in the vertical direction. The metallic shielding plate is disposed between the first and second connecting sections and has a plurality of hooked shrapnels elastically contacting with the shielding shell.

Abstract: An electrical connector comprises an insulative housing, a plurality of contacts retained in the insulative housing and including a grounding contact and a first pair of differential signal contacts. The first pair of differential signal contacts have a first signal contact and a second signal contact closing to the grounding contact. Each contact has a contacting portion, a soldering portion, a position portion and a connecting portion. A first distance is defined between a center line of the grounding contact and an inner side edge of the connecting portion of the second signal contact, a second distance is defined between the center line and an inner side edge of the soldering portion, and a third distance is defined between the center line and the position portion, the second distance and the third distance are both smaller than the first distance.