Abstract: A method of making a printed circuit board in which at least three substrates are aligned and bonded together (e.g., using lamination). Two of the substrates have openings formed therein, with each opening including a cover member located therein. During lamination, the cover members for a seal and prevent dielectric material (e.g., resin) liquefied during the lamination from contacting the conductive layers on the opposed surfaces of the inner (first) substrate. A PCB is thus formed with either a projecting edge portion or a plurality of cavities therein such that electrical connection may be made to the PCB using an edge connector or the like.

Abstract: An electric connector to be attached to a plate-like connection member having an edge portion, a plurality of insertion convex portions formed sideways at the edge portion, and a conductive portion formed on at least one of the front surface and the back surface of each insertion convex portion includes an insulating housing and a contact forming member made of a metal and held in the housing. The contact forming member includes a box-like portion having four walls and a connection member connecting contact extended from at least one of the walls of the box-like portion. The four walls define an insertion concave portion into which the insertion convex portion corresponding thereto is inserted along a predetermined insertion direction. The connection member connecting contact includes a contact portion that makes contact with the conductive portion of the corresponding insertion convex portion inserted into the insertion concave portion.

Abstract: An electrical connector (100) for an electrical card includes an insulating housing (20) defining a receiving slot (220) for mating and a number of electrical contacts (60). Each of the electrical contacts has a securing portion for securing the contact in the housing, a contacting portion (66) extending into the receiving slot and a flexible connecting portion (64) connecting the securing portion and the contacting portion. The insulating housing forms a stop portion (226) flexibly biased by said connecting portion when said electrical card is not mated therein.

Abstract: A connector capable of electrically connecting two plate-shaped to-be-connected objects in a state arranged on substantially the same plane. Upper contacts are inserted into a housing from rearward, and held thereby. Lower contacts are inserted into the housing from forward, and held thereby. A contact portion of each upper contact is located on a front side of the housing, for contact with an upper surface of a circuit card inserted into a receiving space of the housing. A terminal portion of the upper contact is located on a rear side of the housing, for connection to a motherboard. A contact portion of each lower contact is located on the front side of the housing, for contact with a lower surface of the circuit card inserted into the receiving space of the housing. A terminal portion of the lower contact is located on the rear side of the housing, for connection to the motherboard.

Abstract: A surface mount connector for high speed data transfer application has an insulative housing with a circuit card-receiving slot disposed along a front face thereof. A plurality of conductive terminals are supported by the housing so that contact portions of the terminals extend into the card slot. The terminals are formed with a thin configuration to reduce the overall capacitance of the terminals as a group as a means of regulating the impedance thereof. The terminals are supported on opposite faces of the connector housing, specifically the top and bottom faces thereof, and each of the terminals includes a tail portion, a contact portion and a retention portion that engages the connector housing so that the contact portions are cantilevered in their extent within the housing.

Abstract: A device may include a card including a card connector and/or a card edge lockshield disposed on at least a card connector first side. Additionally, a computer system may include a motherboard including at least one mating connector and/or at Least one card including a card connector and a card edge lockshield disposed on at least a card connector first side. Further, a method for providing the device and/or computer system is disclosed.

Abstract: A connector including an insulating housing, a plurality of signal terminals, and at least a metal fixing element is provided. The signal terminals are disposed in the insulating housing, wherein a portion of each signal terminal is protruding out from the insulating housing. The metal fixing element has an inserting part and a fixing part connected to the inserting part. The inserting part is inserted in the insulating housing, and the fixing part is protruding out from the insulating housing at a same side with the signal terminals. The connector is suitable for welding on a circuit board through the fixing part.

Abstract: An electrical card connector assembly (100) comprising: a first electrical card connector (1); a second electrical card connector (2) disposed below the first electrical card connector; a third electrical card connector (3); a fourth electrical card connector (4) arranged abreast with the third electrical card connector; a PCB (5) defining an upper surface (50) and a lower surface (51), the upper and lower surface having a plurality of traces, respectively; wherein the combined first and second card connector are disposed on the upper surface (50) of the PCB and electrically connected with the corresponding traces of the upper surface, and the third and fourth electrical card connector are arranged abreast on the lower surface of the PCB (5) and electrically connecting with the corresponding traces of the lower surface (51).

Abstract: A card edge connector includes a housing, a first conductive part, a second conductive part, a connecting element, a first harness, and a second harness. The housing has an insertion hole for receiving an electronic substrate therein. The first conductive part and the second conductive part are disposed in the insertion hole and are configured to come in contact with respective terminals disposed on a surface of the electronic substrate. The connecting element is coupled with the second conductive part and extends in a direction approximately vertical to a planer direction of the electronic substrate so as to be away from the surface of the electronic substrate. The first harness is coupled with the first conductive part and the second harness penetrates a penetrated part of the connecting element.

Abstract: A card edge connector for receiving a module, includes an elongated insulative housing having a pair of side walls, a central slot extending therebetween for insertion of the module, a plurality of terminals positioned in the side walls and extending into the central slot; and a pick-up member having a fixing portion and a connect portion connecting the fixing portion. the insulative housing includes a latch pair of portions formed on opposite ends thereof and disposed at an outer sides of the terminals along a lengthwise direction thereof, the latch portion fixes with the fixing portion of the pick-up member.

Abstract: A plug connector (100) includes an insulative housing (1) including a base portion (10) and a mating portion (12) extending from the base portion in a first direction, a number of contacts (2) received in the insulative housing; and a number of wires (3) comprising a number of signal wires (31) and a number of power wires (32) respectively electrically connecting with the contacts. The signal wires and the power wires are both arranged to extend along second opposite directions perpendicular to the first direction of the mating portion to locate at opposite sides of the mating portion.

Abstract: A DIMM connector having reduced crosstalk includes ceramic particles having a high dielectric constant and/or composite fibers mixed into materials used for fabricating a connector housing of the DIMM connector.

Abstract: In a memory module, a gap filler for eliminating an air gap may be formed on an end of a PCB where a tab may be formed. The gap filler may be formed on a surface of a socket receiving the memory module. A grease may be coated on the tab to provide a heat conduction path away from the memory module.

Abstract: The illustrative embodiments provide a socket, a method for manufacturing the socket, a device, and a method for compensating for a difference in the coefficients of thermal expansion between a socket and a printed circuit board. The socket includes surface mounted contacts and an elongated housing. The elongated housing comprises an aperture, wherein the surface mounted contacts extend from the aperture. At least one plate connects to the elongated housing, wherein the at least one plate has a coefficient of thermal expansion selected to compensate for a difference in coefficients of thermal expansion between the socket and a printed circuit board.

Abstract: The present invention discloses an apparatus for operatively connecting a PCI-X or AGP device card (having a PCI-X or AGP bus) to a PCI-E bus connection on a mother board by mounting the PCI-X or AGP device card to a right edge connector mounted on a surface of an adapter card, the adapter card having a PCI-X (or AGP) to PCI-E bridge circuit for interconnecting a PCI-X (or AGP) bus to a PCI-E bus.

Abstract: A slot connector includes: a lengthwise insulating body, an upper row of conductive terminals and a lower row of conductive terminals. The insulating body is provided with a lengthwise slot for receiving an electric card. The upper and lower sides of the slot are provided with a receiving groove for receiving the conductive terminals respectively. At least one receiving groove for receiving the conductive terminals is provided with a second abutting block. The lower row of conductive terminals extends to form a second abutting portion from its contacting portion along the inside of the slot. When the contacting portion of the lower row of conductive terminals is compressed, the second abutting portion abuts the second abutting block on the insulating body and slides with respect to the second abutting block so that the second abutting portion can provide a supporting force to the contacting portion.

Abstract: In a memory module, a gap filler for eliminating an air gap may be formed on an end of a PCB where a tab may be formed. The gap filler may be formed on a surface of a socket receiving the memory module. A grease may be coated on the tab to provide a heat conduction path away from the memory module.

Abstract: An electrical connector including dielectric housing; and a plurality of arrays of terminals disposed in respective portions of the dielectric housing, wherein at least two of the arrays of terminals have different pitches; and wherein at least one of the respective portions of the housing is partially removed such that a value of the dielectric constant between terminals of the array of terminals in said portion of the dielectric housing is controlled.

Abstract: A card edge connector (100) includes an insulative housing (1) having a pair of side walls (16) with a central slot (12) formed therebetween and a number of upper cavities (13) and lower cavities (14), the central slot defining a central line (125) along a middle portion thereof, the upper cavities and the lower cavities being located on opposite sides of the central line; a number of contacts each including a contacting portion (211, 221, 231, 241) extending into the central slot, a soldering portion (213, 223, 233, 243) extending out of the housing and a fixing portion (212, 222, 232, 242) interconnecting the contacting portion and the soldering portion, said contacts having upper contacts and lower contacts received in the upper cavities and the lower cavities respectively, the lower contacts comprising a first row contacts (21) and a second row contacts (22), the fixing portions (212) of the first row contacts and the fixing portions (222) of the second row contacts being located on opposite sides of the

Abstract: An electrical connector for a circuit board is provided with a relay member connection body and a relay member receiving body. The relay member connection body is provided with terminals and a terminal holding body to hold the terminals. The relay member receiving body is fitted into the relay member connection body and receives a relay member that is to be connected with the terminals. The relay member receiving body is provided with receiving grooves extending in the assemble direction to receive the relay member. One end side of the terminal is held, and a contact portion elastically bendable inward of the receiving groove is provided in the other end side of the terminal. A distal portion of the terminal on the other end side abuts against the relay member receiving body, so that the terminals receive pre-compression in an elastically bending direction of the contact portion.

Abstract: A telecommunications patch panel includes a frame defining at least one opening configured to receive a connector module; and at least one connector module rotatably mounted in the at least one opening of the frame. Each connector module defines an axis of rotation generally parallel to the front face. Each connector module includes at least a first and second linear array of openings configured to receive jacks modules. Each of the openings in the first linear array is configured to receive a jack module having a first orientation, and each of the openings in the second linear array is configured to receive a jack module having a second orientation. The second orientation is rotated about 180° from the first orientation along an axis of insertion of the jack module.

Abstract: An electrical connector includes an insulative housing and a plurality of contact modules received in the insulative housing. The contact module comprises a plurality of electrical contacts, and a plurality of first and second inserts. Each electrical contact has a mating portion and a mounting portion. The mating portions and mounting portions are arranged in a plurality of rows respectively. Each first insert is formed on one row of the mating portions and each second insert is formed on one row of the mounting portions.

Abstract: A connector which enables effective use of the space on a circuit board effectively, and facilitates impedance matching between contacts. The connector is comprised of a first connector section (1) and a second connector section (2). A receiving hole (11d) is formed in a first housing (11) of the first connector section (1), for receiving and holding a terminal section (71) of a first function expansion card (7). A plurality of contacts (12, 13) are arranged in the first housing (11), for electrically connecting the first function expansion card (7) to a printed wiring board (9). A first locking device (14) is disposed in the first housing (11), for locking a rear end of a second function expansion card (8). A receiving hole (21d) is formed in a second housing (21) of the second connector section (2), for receiving and holding a terminal section (81) of the second function expansion card (8).

Abstract: A board electrical connector includes a plurality of the terminals provided in a housing. The terminals are attached to a circuit board on one side of the housing and fit each other with a middle connector on the other side of the housing. The terminals contact with pad portions of middle members of the middle connector. A receiving groove having an opening portion to receive an edge portion of the middle member of the middle connector is provided in the housing. A contact portion of the terminal enters the receiving groove for contacting with the middle member with a contact pressure. A protrusion having a smaller entry amount than that of the contact portion is provided on an inner wall surface of the receiving groove in a receiving direction of the receiving groove. The protrusion is situated at the same position as that of the contact portion.

Abstract: A surface mount connector for high speed data transfer application has an insulative housing with a vertically-oriented circuit card-receiving slot disposed along a front face thereof. A plurality of conductive terminals are supported by the housing so that contact portions of the terminals extend into the card slot. The terminals are formed with a thin configuration to reduce the overall capacitance of the terminals as a group as a means of regulating the impedance thereof. The terminals are supported on opposing sidewalls of the connector housing and each of the terminals includes a tail portion, a contact portion and a retention portion that engages the connector housing so that the contact portions are cantilevered in their extent within the housing.

Abstract: An electrical interconnection system includes a stationary board (200), a removable board (300) having a number of conductive pads (304-306), and a connector (100). The connector includes an insulative housing (1) defining thereon a number of passageways (121, 122), a number of contacts (2) retained in the passageways. The contacts include a number of first contacts (21) each having a first contacting end (21b) and a number of second contacts (22) each having a second contacting end (22b). The first and the second contacting ends are offset from each other and come to contact with corresponding conductive pads in sequence.

Abstract: An electrical interconnection system includes a plurality of first boards (11) and a plurality of second boards (13) intersecting with each other for forming an array configuration. Electrical connectors (15) are set at quadrants defined by each horizontal board and each vertical board for an electrical connection therebetween. Electrical connectors on every two adjacent first boards cooperate each other to control a distance between the two adjacent first boards. This arrangement will have no mid-plane set between the horizontal boards and the vertical boards, which will improve system performance while reducing signal interference and signal attenuation.

Abstract: A plug connector (100) includes an insulative housing (1) including a base portion (10) and a mating portion (12) extending from the base portion in a first direction, a number of contacts (2) received in the insulative housing; and a number of wires (3) comprising a number of signal wires (31) and a number of power wires (32) respectively electrically connecting with the contacts. The signal wires and the power wires are both arranged to extend along second opposite directions perpendicular to the first direction of the mating portion to locate at opposite sides of the mating portion.

Abstract: A DIMM connector having reduced crosstalk includes ceramic particles having a high dielectric constant and/or composite fibers mixed into materials used for fabricating a connector housing of the DIMM connector.

Abstract: An electrical interconnection (100) includes a plug connector (1) and a receptacle connector (2) mated with each other, each connector including terminals thereof. Every two adjacent terminals (12, 21) of each connector have mating sections (124, 224) disposed in an opposed relationship with each other such that when the plug connector mates with the receptacle connector, mating forces of the mating sections of the plug connector and the receptacle connector are substantially equal to zero. As such, there is no damage happens to an insulative body of the plug connector or the receptacle connector, which is set for holding the respective terminals.

Abstract: An electrical connector system is disclosed and may include a header connector and a receptacle connector. The contacts in the header connector may be edge-coupled to limit the level of cross-talk between adjacent signal contacts. For example, a differential signal in a first signal pair may produce a high-field in the gap between the contacts that form the signal pair, and a low-field near a second, adjacent signal pair. The contacts in the receptacle connector may be broadside-coupled and configured to receive the contacts from the header connector while minimizing signal skew. For example, the overall length of the contacts within a differential signal pair may be the same. The contacts in the connector system may include differential signal pairs, single-ended contacts, and/or ground contacts. The connector system may be devoid of any electrical shielding between the signal contacts.

Abstract: Dual connection device for memory mediums and a mobile communication terminal including the same. The dual connection device has a body portion electrically connected with a mobile communication terminal, a first receiving portion formed to the body portion for receiving therein a first memory medium, a second receiving portion formed to the body portion as to be arranged piled up to the first receiving portion for receiving therein a second memory medium, a first connection terminal installed in the first receiving portion so as to be electrically connected with a terminal of the first memory medium, and a second connection terminal installed in the second receiving portion so as to be electrically connected with a terminal of the second memory medium.

Abstract: A DIMM connector having reduced crosstalk includes ceramic particles having a high dielectric constant and/or composite fibers mixed into materials used for fabricating a connector housing of the DIMM connector.

Abstract: A card edge connector (100) includes an insulative housing (1) having a pair of side walls (16) with a central slot (12) formed therebetween and a number of upper cavities (13) and lower cavities (14), the central slot defining a central line (125) along a middle portion thereof, the upper cavities and the lower cavities being located on opposite sides of the central line; a number of contacts each including a contacting portion (211, 221, 231, 241) extending into the central slot, a soldering portion (213, 223, 233, 243) extending out of the housing and a fixing portion (212, 222, 232, 242) interconnecting the contacting portion and the soldering portion, said contacts having upper contacts and lower contacts received in the upper cavities and the lower cavities respectively, the lower contacts comprising a first row contacts (21) and a second row contacts (22), the fixing portions (212) of the first row contacts and the fixing portions (222) of the second row contacts being located on opposite sides of the

Abstract: An electrical connector (100) for an electrical card includes an insulating housing (20) defining a receiving slot (220) for mating and a number of electrical contacts (60). Each of the electrical contacts has a securing portion for securing the contact in the housing, a contacting portion (66) extending into the receiving slot and a flexible connecting portion (64) connecting the securing portion and the contacting portion. The insulating housing forms a stop portion (226) flexibly biased by said connecting portion when said electrical card is not mated therein.

Abstract: An electrical interconnection system includes a stationary board (20, 20?), a removable board (30, 30?), an electrical connector (1, 1?) interconnecting the two boards, and an actuator (90, 90?). The electrical connector has a plurality of contacts (11) received in a dielectric housing (10), each comprising a first contact end (11a) contacting with the stationary board and a second contact end (11b) contacting with the removable board. The actuator includes an actuation plate (12, 12?) assembled on the connector and a driving member (31, 31?) mounted on the removable board. The driving member cooperates with and exerts a force on the actuation plate to drive the contacts move to electrically interconnect the two boards.

Abstract: A memory module socket disposed on a principal surface of a mainboard, and adapted to mechanically receive and electrically connect a memory module with a mainboard, the memory module socket including a first unit socket having a plurality of first socket pins adapted to electrically connect a first connector disposed on an edge of the memory module, and a second unit socket having a plurality of second socket pins adapted to electrically connect to a second connector disposed on the memory module orthogonal to the first connector, wherein the memory module as installed in the memory module socket is parallel to the principal surface of the mainboard.

Abstract: In a connector including a fitting portion to be fitted to a mating connector, signal contacts are disposed in the fitting portion in a first row. A ground plate includes a plurality of ground terminals disposed in the fitting portion in a second row parallel to the first row. These contacts are held by a housing. A conductive shell is coupled to the housing and includes a shell body partially covering these contacts, a bent portion bent inward from the shell body at an end of the fitting portion, and a protecting portion extending from the bent portion with a space which is kept between the protecting portion and the shell body. Each of the ground terminals includes a spring portion extending in the fitting portion and a free end portion extending from the spring portion and inserted into the space with being contacted with the protecting portion.

Abstract: An electrical interconnection (100) includes a plug connector (1) and a receptacle connector (2) mated with each other, each connector including terminals thereof. Every two adjacent terminals (12, 21) of each connector have mating sections (124, 224) disposed in an opposed relationship with each other such that when the plug connector mates with the receptacle connector, mating forces of the mating sections of the plug connector and the receptacle connector are substantially equal to zero. As such, there is no damage happens to an insulative body of the plug connector or the receptacle connector, which is set for holding the respective terminals.

Abstract: In some embodiments, an electronic circuit card includes an edge connector positioned along an edge of the electronic circuit card, wherein the edge connector includes a conductive finger on an outer layer of the electronic circuit card, and a via positioned within the conductive finger, wherein the via electrically connects the conductive finger to another layer of the electronic circuit card. In some embodiments, an electronic circuit card includes an edge connector positioned along an edge of the electronic circuit card, wherein the edge connector includes a conductive finger having a stepped shape. In some embodiments, a connector housing defines a slot, and a plurality of contacts may be disposed inside the housing and positioned along at least one side of the slot, wherein the contacts include a contact surface which is relatively wider at respective interface points on the contacts. Other embodiments are disclosed and claimed.

Abstract: A card connector comprises an insulative housing having a rear contact-mounting section at the rear of the cavity, a longitudinal side wall section extends forwardly from one end of the rear section at one side of the cavity, a bottom surface for mounting on a circuit board, a plurality of contacts are mounted on the rear contact-mounting section of the housing and have contact portions for engaging appropriate contacts on the memory card. The sidewalls and the bottom surface cooperatively form an interior cavity for receiving a memory card. A pair of switch contacts is mounted on the sidewall section of the housing; one of the sidewalls defines a pair of retaining recess for receiving the switch contacts. At least one switch contact defines a number of dimples for engaging with inner walls of the corresponding retaining recess.

Abstract: A DIMM connector having reduced crosstallk includes ceramic particles having a high dielectric constant and/or composite fibers mixed into materials used for fabricating a connector housing of the DIMM connector.

Abstract: A flat tube includes pairs of dimple portions in a longitudinal direction thereof. Each of the pairs has a first dimple portion and a second dimple portion, which are slanted with respect to an intermediate line extending in the longitudinal direction at an intermediate position in a lateral direction so that inner end wall portions of the first and second dimple portions are located on the intermediate line, and so that the outer end wall potions thereof depart from the intermediate line in the lateral direction to be toward outer sides of the tube, respectively. The pairs of dimple portions are set to satisfy a relationship expressed by an inequality: 3?L2/L1?12, where L1 is a longitudinal projection length obtained by projecting one of the first and second dimple portions on the intermediate line, and L2 is a longitudinal pitch between adjacent pairs.

Abstract: The illustrative embodiments provide a socket, a method for manufacturing the socket, a device, and a method for compensating for a difference in the coefficients of thermal expansion between a socket and a printed circuit board. The socket includes surface mounted contacts and an elongated housing. The elongated housing comprises an aperture, wherein the surface mounted contacts extend from the aperture. At least one plate connects to the elongated housing, wherein the at least one plate has a coefficient of thermal expansion selected to compensate for a difference in coefficients of thermal expansion between the socket and a printed circuit board.

Abstract: A structure of an interface card connector includes a connector body and a plurality of terminals provided on the connector body. The bottom surface of the connector body is divided into a terminal zone and a space zone along the transverse direction. The distal ends of the terminals project from the terminal zone toward the bottom surface of the connector body. The space zone is recessed toward the connector body to form a notch portion, so that the bottom surface formed by the space zone is higher than that formed by the terminal zone. The space zone is used to provide a space for arranging the electronic components on the main board, so that more space on the main board is spared for the circuit layout. With this arrangement, the problem of the insufficient space and area of the main board can be solved.

Abstract: A connector which enables effective use of the space on a circuit board effectively, and facilitates impedance matching between contacts. The connector is comprised of a first connector section (1) and a second connector section (2). A receiving hole (11d) is formed in a first housing (11) of the first connector section (1), for receiving and holding a terminal section (71) of a first function expansion card (7). A plurality of contacts (12, 13) are arranged in the first housing (11), for electrically connecting the first function expansion card (7) to a printed wiring board (9). A first locking device (14) is disposed in the first housing (11), for locking a rear end of a second function expansion card (8). A receiving hole (21d) is formed in a second housing (21) of the second connector section (2), for receiving and holding a terminal section (81) of the second function expansion card (8).

Abstract: An electrical connector includes an insulative housing and a plurality of contact modules received in the insulative housing. The contact module comprises a plurality of electrical contacts, and a plurality of first and second inserts. Each electrical contact has a mating portion and a mounting portion. The mating portions and mounting portions are arranged in a plurality of rows respectively. Each first insert is formed on one row of the mating portions and each second insert is formed on one row of the mounting portions.

Abstract: A mother board mounts a memory module via a plug-socket coupling, wherein the edge of the memory module has a plug member mounted on a socket member of the mother board. The mother board has a plurality of abutment members abutting the edge surface of the bottom edge of the memory module for which the plug is formed. The abutment members act as ground terminals for connecting the ground layer of the memory module to the ground layer of the mother board, and also act as heat radiation members.

Abstract: An edge connector, system, printed circuit board and electronic module are described, which include an edge connector comprised of a substrate, including a first major exterior surface, a second major exterior surface, and a minor exterior surface. The edge connector further includes at least one of a first conductive contact affixed to the first major exterior surface and one of a second conductive contact affixed to the second major exterior surface. Additionally, the edge connector includes at least one third conductive contact conductively coupled to at least a portion of any internal conductive layer of the substrate and the third conductive contact is configured off-plane from the minor exterior surface.

Abstract: According to one embodiment of the present invention, a card edge connector (100) includes an elongated insulative housing (1) having a central slot (15) cooperatively enclosed by a bottom wall (150) and a pair of sidewalls thereof (13). A number of conductive terminals (2) are arranged along the central slot for mechanical and electrical engagement with a daughter circuit board (5) coupled thereto. The bottom wall of the housing defines a number of airways (151) in communication with the central slot, so as to dissipate heat generated by the conductive terminals during signal transmission to the outer circumstance timely.