Abstract: A crosstalk-proof receptacle connector includes: multiple insulative boards arranged abreast; multiple sets of terminals mounted respectively in and corresponding to the insulative boards, and each set including signal terminals and grounding terminals; multiple shielding plates corresponding to the insulative boards and corresponding to the sets of the terminals, each shielding plate mounted on one of two opposite sides of a corresponding insulative board and having multiple current-path-interrupting holes defined through the shielding plate and kept hollow without being inserted by objects, and each shielding plate connected to the grounding terminals of a corresponding set of the terminals; and an outer casing covering the insulative boards to combine the insulative boards. The crosstalk-proof receptacle connector suppresses crosstalk and improves efficiency and stability of signal transmission.

Abstract: An electrical connector plug for electrical connection to an electrical connector socket. The electrical connector plug includes: an insulation body extending in a longitudinal direction and including a base portion a mounting portion fixed to the base portion; two rows of resilient conductive terminals mounted in the insulation body and arranged symmetrically in pivotal rotation with respect to the longitudinal direction, each comprising a horizontal segment fixed on the base portion and a bended protrusion contact segment extending from the horizontal segment; an electrical conductive plate mounted on the mounting portion including a front segment and an impedance drop segment, extending from the front segment toward the base portion; and a shielding case mounted on the base portion and electrically connected to the metal housing.

Abstract: An electrical connector for a circuit board includes an insulated housing, two narrow metal brackets, and a plurality of conductive contacts. The insulated housing has a connection plate, a raised portion, and two coupling portions at two opposite sides of the raised portion. The raised portion defines a plurality of contact grooves. Each coupling portion is formed in front of the raised portion. The two narrow metal brackets are provided for mounting with the coupling portions of the insulated housing. Each narrow metal bracket has a main plate, front and rear interference tabs for being interfered with one coupling portion of the insulated housing, and at least one positioning tab for being fixed onto the circuit board. The conductive contacts are fitted through the contact grooves of the raised portion.

Abstract: A receptacle connector, for being inserted by a plug connector and contacted with a casing of the plug connector, includes a housing, a plurality of elastic pieces and a plurality of auxiliary fastening members. The housing includes a plurality of first surfaces and a plurality of second surfaces. The second surfaces are connected to two ends of the first surfaces so as to form an inserting window. The elastic pieces are disposed on the first surfaces. The auxiliary fastening members are disposed on the first surfaces. Each auxiliary fastening member includes a contacting portion formed extendedly at an inner side of the inserting window. When the contacting portions connected with the casing, the contact area between the casing and the auxiliary fastening members can be increased by the contacting portions so as to reduce the contact impedance or resistance between the plug connector and the receptacle connector.

Abstract: A micro radio-frequency connector includes an isolated body, a resilient terminal and an external terminal. The isolated body includes an accommodating slot and an inserting hole connected to the accommodating slot. The accommodating slot includes an upper inner wall and a lower inner wall opposite to each other. The resilient terminal is disposed inside the accommodating slot, and includes a fixing section, two resilient arms and a first contacting section. The fixing section is fixed to the accommodating slot. An end of the resilient arm is connected to the fixing section and contacts against the lower inner wall, the other end of the resilient arm is a free end to be separated from the lower inner wall while an external force is not applied to the first contacting section and further to contact against the lower inner wall while the external force is applied to the first contacting section.

Abstract: A multi-frequency antenna includes a first antenna element, a second antenna element, a connection element, a third antenna element and a shorted element. The connection element is connected between the first antenna element and a neighborhood portion of the third antenna element. A feeding point is located in or nearby a first junction between the connection element and the first antenna element or located in the connection element. The shorted element is connected between the second antenna element and the grounding plane. The shorted element extends from a second junction between the second antenna element and the third antenna element to the grounding plane. The first conductive path that extends from the feeding point to the other end of the shorted element is substantially equal to a second conductive length that extends from the feeding point to the free end of the first antenna element.

Abstract: A receptacle for an electrical connector includes a metal housing body, a plastic main body positioned in the metal housing body, and flat terminals. The plastic main body incorporates with the metal housing body to form an accommodating space for being plugged into by a plug. First and second tongue parts disposed on the plastic main body are respectively close to upper and lower sides of the metal housing body. Each flat terminal includes a fixing part, a contacting part formed in a flat shape, and a soldering part. The contacting parts are respectively disposed on first and second tongue parts and respectively are exposed to the accommodating space in downward and upward directions. A tongue of a plastic body of the receptacle, i.e. first and second tongue parts, and the flat terminals are thus minimally damaged, to prevent the expensive cost of repairing a damaged receptacle.

Abstract: A connector receptacle includes an insulating housing, a plurality of contacts, a protective plate, and a metallic shell. The insulating housing includes a base portion and a tongue portion extending from the base portion. The tongue portion defines a plurality of receiving slots through the base portion. The contacts are inserted into the receiving slots, and a power contact exists among the contacts. The protective plate includes a planner main portion and two connecting arm portions. The planar main portion is disposed on the tongue portion, and includes a planar section, a front section, a side section, and a connecting section. One lateral side of the planar section is a cutting notch exposing parts of the tongue portion which corresponds to the power contact. The cutting notch prevents the power contact and the protective plate from contacting while connecting with a plug, so as to secure the safety.

Abstract: An optical fiber connector includes a ferrule, a fastening tube, and a cover plate. The ferrule includes a through hole and a breach. Front and rear parts of the through hole respectively include a pre-embedded optical fiber and a field optical fiber. A joint of the two optical fibers is located at the breach. A part of the through hole is exposed in the breach. The fastening tube includes a ferrule accommodating portion accommodating a part of the ferrule on which the breach is disposed, and an opening disposed thereon. The opening connects the ferrule accommodating portion, and is positionally corresponding to the breach. The cover plate passes through the opening, is disposed in the breach, and presses the joint. The ferrule is easily machined and can adopt a material hardly influenced by environment temperature. The joint is fixed, and an amount of joint loss is stable.

Abstract: Electrical connector includes an insulative body, first and second terminals, shielding housing, and adhesive. The insulative body has a tongue piece and a base having first and second positioning grooves. Each of the first terminals has a first positioning part received in the insulative body, a first electrical contact part exposed from the tongue piece, and a first bonding part accommodated in a corresponding one of the first positioning grooves and protruding from the base. Each of the second terminals has a second positioning part received in the base, a second electrical contact part exposed from the tongue piece, and a second bonding part accommodated in a corresponding one of the second positioning grooves and protruding from the base. Adhesive is injected into the first and second positioning grooves to encapsulate the first bonding parts in the first positioning grooves and the second bonding parts in the second positioning grooves.

Abstract: A wire-to-board connector for connecting with a board-to-wire connector that includes a plastic body having a raised portion and two coupling portions, wherein the raised portion defines multiple through holes, each coupling portion is formed with an upright support having an enlarged top end, and multiple conductive terminals are fitted through the multiple through holes, wherein each conductive terminal has a fixed section, a solder section, and a connecting section. The wire-to-board connector comprises a dielectric housing and multiple conductive terminals. The dielectric housing defines two engaging holes and multiple positioning recesses. The conductive terminals of the wire-to-board connector are disposed in the positioning recesses for electrical connection to the connecting sections, wherein a protrusion is formed on an inner surface of each engaging hole, corresponding to the enlarged top end.

Abstract: An electrical connector is provided, including a main body, first terminals installed at a seat of the main body, second terminals embedded in the seat, and a housing. The housing has a bottom wall, two side walls, and a top wall, and defines an accommodating space having a first opening and a second opening. A plurality of first spring plates are disposed on the top wall and bottom wall. A second spring plate is disposed near the second opening of the top wall. Third spring plates are disposed near the second opening of the bottom wall. When a connector plug is plugged into the electrically connector, the first, second and third spring plates make contact with an iron housing of the connector plug to increase the contact area between the connector plug and the electrical connector, and reduce electromagnetic interference to peripheral devices.

Abstract: A switching device of electrical plug connector includes a plug body, a circuit board and a switching member. The plug body includes a connecting shell and an inserting space. The circuit board is disposed at the plug body and connected to a plurality of conductive plates. The switching member is connected to the circuit board and includes a transmission bar, a contact plate and an elastic member. The transmission bar passes through the circuit board; one end of the transmission bar is disposed in the inserting space. The contact plate is disposed adjacent to the conductive plates and connected to another end of the transmission bar. The elastic member sleeves on the transmission bar. When an electrical receptacle connector inserts into the connecting shell, one end of the transmission bar is abutted to drive another end of the transmission bar moving, thereby connecting the contact plate with the conductive plates.

Abstract: Electrical connector includes an insulative body, first and second terminals, shielding housing, and adhesive. The insulative body has a tongue piece and a base having first and second positioning grooves. Each of the first terminals has a first positioning part received in the insulative body, a first electrical contact part exposed from the tongue piece, and a first bonding part accommodated in a corresponding one of the first positioning grooves and protruding from the base. Each of the second terminals has a second positioning part received in the base, a second electrical contact part exposed from the tongue piece, and a second bonding part accommodated in a corresponding one of the second positioning grooves and protruding from the base. Adhesive is injected into the first and second positioning grooves to encapsulate the first bonding parts in the first positioning grooves and the second bonding parts in the second positioning grooves.

Abstract: A connector receptacle includes an insulating housing, a plurality of contacts, a protective plate and a metallic shell. The insulating housing includes a base portion and a tongue portion extending forward from the base portion, where the tongue portion is defines a plurality of receiving slots through the base portion; the contacts is retained in the receiving slots of the insulating housing; the protective plate wraps the tongue portion externally and bends to form a front portion, two opposite side portions and two connecting portions, where two ends of the front portion are respectively connected to the two side portions through the two connecting portions; and the metallic shell wraps the insulating housing externally.

Abstract: A quick lock connector assembly has a female connector and a male connector. The female connector has a first insulative housing, multiple first terminals, an outer casing and a locking lever. The locking lever is mounted pivotally on the outer casing and has two locking pins. The male connector is engaged detachably with the female connector and has a second insulative housing and multiple second terminals. The second insulative housing has two locking recesses selectively engaged respectively with the locking pins. The locking lever is able to quickly lock the male connector on the female connector.

Abstract: A chip card connector includes a housing and a plurality of terminals. The housing has a partition part and a plurality of openings formed on two sides of the partition part. The terminals are disposed in the openings. Each of the terminals has a first end embedded in or movably attached to the partition part, a second end penetrating a side surface of the housing and exposed from the housing, and a protruding contact part disposed between the first and second end for making contact with a chip card. Therefore, the problem of the prior art is solved that a chip card is likely to hook the contact part pf a conventional chip card connector that has the contact part extending from a cantilever of a terminal when the chip card is plugged into or unplugged from the chip card connector and the terminal are easily deformed or damaged.