Abstract: A multilayer flexible printed circuit board disclosed in the present application is a multilayer flexible printed circuit board in which a ground layer, an insulating layer and a signal wiring layer in which signal wiring is formed are laminated in sequence, with the multilayer flexible printed circuit board including a protruding portion protruding laterally, and a ground that is electrically connected to the ground layer being formed on at least one surface of the protruding portion, in order to have shielding properties that can cope with high speed signal transmission performed via the signal wiring layer.

Abstract: A dual orientation connector having a connector tab with first and second major opposing sides and a plurality of electrical contacts carried by the connector tab. The plurality of contacts includes a first set of external contacts formed at the first major side and a second set of external contacts formed at the second major side. The first plurality of contacts are symmetrically spaced with the second plurality of contacts and the connector tab is shaped to have 180 degree symmetry so that it can be inserted and operatively coupled to a corresponding receptacle connector in either of two insertion orientations.

Abstract: A dual orientation connector having a connector tab with first and second major opposing sides and a plurality of electrical contacts carried by the connector tab. The plurality of contacts includes a first set of external contacts formed at the first major side and a second set of external contacts formed at the second major side. The first plurality of contacts are symmetrically spaced with the second plurality of contacts and the connector tab is shaped to have 180 degree symmetry so that it can be inserted and operatively coupled to a corresponding receptacle connector in either of two insertion orientations.

Abstract: An electronic housing is provided comprising a first cover assembly combinable with a second cover assembly to house or enclose a printed circuit board therebetween. Each cover assembly includes a cover and a frame, the cover attachable to the frame by bending portions of the cover thereabout. The cover is preferably stamped metal and the frame is preferably injection molded plastic. Each cover may include recesses such that, when the cover is bent around the frame, the cover bends at the recesses and closely engages the frame on multiple mating surfaces. The cover assemblies may be welded together, such as by ultrasonic welding, to form a complete package or housing, and may include intermittingly spaced shear weld features to improve bond strength therebetween. Methods of manufacturing and/or assembling electronic housings and cover assemblies are also provided.

Abstract: The cable junction includes at least two electrical cables extending side by side, each including its own independent shield and a front end section where its independent shield is stripped off, a common shield surrounding the front end sections and the independent shields of the cables, and a clamping device for clamping the common shield on the independent shields. The clamping device includes internal clamping means for clamping the common shield on flanks of the independent shield sheaths.

Abstract: An electromagnetic shield comprises a single sheet of metal having outer and inner peripheries. The outer periphery forms a plurality of outer deflectable fingers extending outward from a bent edge of the outer periphery for contacting a surface of a faceplate. The plurality of outer deflectable fingers is deflectable to allow for installation and removal of the faceplate. The inner periphery has an opening for receiving an HDMI connector and forming a plurality of inner deflectable fingers extending inwardly from a bent edge of the inner periphery. The plurality of inner deflectable fingers is deflectable to allow for insertion and removal of the HDMI connector.

Abstract: Methods and apparatus for shielding enclosures having connector apertures result in effective electromagnetic isolation of the electromagnetic environment internal to a shielded enclosure from the external environment. Embodiments of the present invention may also accommodate the effective implementation of a low cost filter pin connector. An integrated shield ring may create an EMI doghouse with a metal ring that attaches onto a bulkhead board mounted connector that is bonded to a circular chassis ground plane on a printed wiring board (PWB) assembly.

Abstract: Provided are a three-dimensional (3D) interconnection structure and a method of manufacturing the same. The 3D interconnection structure includes a wafer that has one side of an inverted V-shape whose middle portion is convex and a lower surface having a U-shaped groove for mounting a circuit, and a first electrode formed to cover a part of the inverted V-shaped one side of the wafer and a part of the U-shaped groove.

Abstract: A method to increase the coupling effectiveness of an AC electric field to a ferroelectric substance, thereby improving noise reduction. The method employs an electric field chamber, preferably a hollow conductive tube, to distribute the radiated electric field over a larger effective area without affecting the inductance or transmission qualities of the AC power conductor.

Abstract: A printed board having an input/output terminal that connects with a component in an image formation apparatus through a cable, and a control circuit that controls the component, the printed board which includes a conductive pattern on which a capacitor that suppresses an emission of an electromagnetic wave from the cable is mounted between a grounding surface and a signal line from the input/output terminal, the conductive pattern being formed in the vicinity of the input/output terminal.

Abstract: Methods and apparatus for shielding enclosures having connector apertures result in effective electromagnetic isolation of the electromagnetic environment internal to a shielded enclosure from the external environment. Embodiments of the present invention may also accommodate the effective implementation of a low cost filter pin connector. An integrated shield ring may create an EMI doghouse with a metal ring that attaches onto a bulkhead board mounted connector that is bonded to a circular chassis ground plane on a printed wiring board (PWB) assembly.

Abstract: A Shielding shell for a connector is disclosed which includes a first wall, a second wall and a third wall. The first wall, the second wall and the third wall are arranged mutually at an angle to each other. At least the first wall and the second wall are connected to each other by a first folded edge. The shielding shell further includes a first contact portion connected with the second wall by a second folded edge, the first contact portion being arranged substantially parallel to the third wall and including a plurality of contact segments contacting said third wall.

Abstract: A shielding cage (1) partially mounted to an opening (31) defined through a panel (3) for at least an electrical module. The shielding cage has a cage body (13) and a gasket (14) mounted around a front portion of the cage body. The cage body has a number of side walls (100) and a front opening (101) defined between the side walls for receiving the electrical module. The gasket (14) has a base (142) resisting against a side face of the panel, and a horizontal portion (141) extending from the base and into the opening of the panel for firmly abutting against the inner surface of the opening.

Abstract: The invention provides a shield case a pair of inner walls, being opposed to each other and adapted to receive a mating connector therebetween, the pair of inner walls each including first and second ends in an insertion direction of the mating connector; a pair of elastic contact pieces, each formed by cutting and inwardly raising a portion of each of the inner walls; openings or notches, formed in order to cut and raise the elastic contact pieces in the inner walls; a pair of folded-back portions, provided continuously to the first ends of the inner walls and folded back to a second end side of the inner walls; and a pair of outer walls, provided continuously to the folded-back portions, arranged along outer surfaces of the inner walls, and covering the openings or the notches.

Abstract: An electromagnetic interference preventing module is provided. The module includes a metal pad that is disposed on a circuit board. The metal pad includes a soldering portion and a grounding portion that are connected to each other. At least one fixing lug of a connector is soldered to the soldering portion. At least one protrusion of a grounding housing is in contact with the grounding portion, so as to electrically connect the connector with the grounding housing.

Abstract: A portable device includes an operating part, a circuit board, and a case body for housing the operating part and the circuit board. The circuit board has a circuit section configured to transmit a signal to an external device. A terminal electrode and a pair of switch electrodes are disposed on the circuit board. The terminal electrode supplies electricity from a power source to the circuit section. A switch element is configured to electrically couple the pair of switch electrodes in accordance with an operation of the operating part. A resin member is disposed on the circuit board in such a manner that the circuit section is covered with the resin member and the terminal electrode and the pair of switch electrodes are exposed to an outside of the resin member.

Abstract: The present invention provides a shielding assembly for a connector assembly including a connector and a counterpart connector. The shielding assembly includes a shield member having a shield wall and at least one spring element for making electrical contact between the shield wall and the counterpart connector along a first electrical conduction path in the mated situation of the connector and the counterpart connector. The spring element includes a first portion being configured for making electrical contact with the counterpart connector and a second portion for providing a spring force to the first portion.

Abstract: A device may include a connector receptacle coupled to a motherboard; a connector hold-down disposed adjacent to the connector receptacle; and/or a connector cage coupled to the motherboard and covering the connector receptacle and connector hold-down. Additionally, a computer system utilizing a connector hold-down and a method utilizing a connector hold-down are disclosed.

Abstract: A shield case of the invention includes a receiving portion of generally rectangular tuboid shape adapted to accommodate a body with contacts arrayed, the receiving portion having a top plate and side walls; a folded-back portion, provided at a front end of the receiving portion and folded back rearward, or provided at a rear end of the receiving portion and folded back forward; and a cover of generally downward U-shape, extending from the folded-back portion and along the top plate and the side walls of the receiving portion.

Abstract: A cable assembly comprises a housing defining a body portion with a front face, a pair of upper and lower tongue portions respectively extending forwardly from a top and bottom sides of the front face. The housing is configured by a metallic lower cover, a metallic upper cover assembled to the metallic lower cover and an insulative stand assembled to the metallic upper cover. A printed circuit board is disposed in a receiving room of the body portion of the housing and defines a mating portion extending forwardly from the front face of the housing and disposed between the upper and lower tongue portions and a terminating portion opposite to the mating portion. A cable is terminated to the terminating portion of the printed circuit board and extended out of the housing. And a latch is assembled to the insulative stand of the housing.

Abstract: A system for protecting electronic components to be disposed inside a computer housing comprising a gliding connector aligner for disposing inside the housing. The aligner has a central flat surface to be disposed over electronic components and a plurality of appendages with at least one nub each disposed at an opposing end to that of the central surface. The appendages are substantially perpendicular to the flat surface. An EMC gasket is also provided around the housing. The gasket in one embodiment has a plurality of portions with each portion having a central support line from which a plurality of complementary spring fingers emanates. The portions are connected to one another via a tab such that said gasket can be stretched around all housing corners such that said spring fingers from different portions are placed in a substantially perpendicular direction to one another.

Abstract: The invention provides a connector for terminating an electrical cable, including: a connector body having a receiving and an egressing end, axially bored therethrough; a compression nut attachable to the cable egressing end; and an annular segmented gland chuck for engagement with the cable for securing the cable within the body; the segmented chuck including an annular base and a plurality of circumferentially spaced chuck segments extending from the base, each the chuck segment being axially deflectable about a base hinge perpendicular to the axis and circumferentially deflectable towards the axis about a segmented hinge parallel to the axis.

Abstract: A shield box is composed of metal-made upper box and lower box, which are combined with each other. The shield box houses therein a plurality of shield connectors interconnecting shield wires, and thereby electromagnetically shields entirety of the shield connectors and the shield wires. On an upper surface of a lower surface plate of the lower box, clamp fittings capable of restraining the respective shield connectors in axial, axial rotation, left-and-right and up-and-down directions thereof are provided. On opposite surfaces of the upper and lower boxes, press fittings are provided to sandwich shield terminal portions from upper and lower sides and conduct the shield terminal portions to the upper and lower boxes when the upper and lower boxes are matched with each other. The shield terminal portions, which are electrically connected to shield conductors of respective shield wires and are exposed to both ends of the respective shield connectors, are grounded.

Abstract: Disclosed are a shield structural body, a connector assembly and connector structural body using the shield structural body, a casing assembly having the connector assembly, and an electric compressor having the casing assembly. The shield structural body is formed of an electrically conductive material and has a tube section, a ground electrode terminal formed electrically integrally with the tube section, claw sections integrally formed with the tube section, projected at least either radially outward or inward from the tube section, and engageable with a shield structural body holding member. The shield structural body can be produced at low cost, the connector assembly can provide high productivity and can be produced at low cost, the connector structural body is highly reliable, the casing assembly using the connector assembly is highly versatile, and the electric compressor having the casing assembly can easily cope with model changes.

Abstract: A shielding assembly (100) for protecting several modules from electromagnetic interference, includes a cage (40) installable on a circuit board (200), a first gasket (20), and a second gasket (50). The cage includes a front end portion (41), a cover (42), a base (48), and at least one interior wall (44). The cover, the at least one interior wall and the base cooperatively define at least two spaces (400) for receiving the modules. The first gasket encircles the front end portion of the cage. The first gasket electrically and mechanically contacts the cover and the base to provide an electromagnetic interference seal between the cage and a device in which the cage is mounted. The second gasket attaches against the cage and the circuit board respectively so as to electrically shield the modules in the cage from electromagnetic interference.

Abstract: An anti-electromagnetic-interference (anti-EMI) signal transmission flat cable include a plurality of conducting wires; and an insulating sheath being an integrally formed flat and flexible member for longitudinally enclosing a circumferential surface of each of the conducting wires, so that the conducting wires are substantially equally spaced and parallelly arranged in the insulating sheath to isolate from one another. The insulating sheath has an anti-EMI and electrically non-conductive material doped therein, so as to protect the conducting wires against EMI during signal transmission and accordingly, prevent errors in signal transmission via the conducting wires.

Abstract: A printed circuit board assembly includes a printed circuit board; a component adapted to be mounted on the printed circuit board, the component having a ground/earth terminal in at least an outer face thereof; and a shield case for surrounding the printed circuit board or covering the component. The shield case includes a contact part for contacting the ground/earth terminal of the component.

Abstract: The invention relates to a shielded circular connector or a shielded box. The preferably metal housing of said connector comprises at least one cap nut (1) and union screw (2), or two corresponding cap nuts or union screws, which can be fixed by means of a thread, bayonet fitting, detent elements, insert moulding or encapsulation geometry or similar. According to the invention, an annular spring system, consisting of at least one and preferably two annular-segment lamellae (1.1), is situated on the cap nut (1) or union screw (2), said lamellae having a closed sprung ring (1.2) on their ends, interconnecting the latter.

Abstract: An adaptor for electrical junction box comprises: a split sleeve insertable through a wall opening of a box wall of a junction box, and coupled on a cable connector; a plurality of resilient chucking members each integrally formed on the sleeve and sloping rearwardly upwardly from the sleeve to be resiliently compressibly engaged with the wall opening; each chucking member having a plurality of ratchet teeth gradationally formed on the chucking member, whereby upon a forward insertion of the adaptor into the wall opening of the junction box, the split sleeve will be resiliently fastened on the cable connector, and the wall opening will be firmly engaged with the ratchet teeth to stably lock the adaptor and the cable connector on the box wall to prevent a backlash movement of the adaptor and the cable connector.

Abstract: An electrical card (100) includes an insulative frame (1) having a pair of detachable side bars (112) spaced from each other and a transverse bar (116) assembled onto the side bars to interconnect the side bars; a detachable upper cover (12) attached to a rear end of the frame; an upper shell (2) and a lower shell (3) mounted to an upper side and a lower side of the side bars respectively; a detachable lower cover (4) attached to the lower shell and disposed beneath the upper cover; a circuit board (5) supported by the frame and located between the frame and the upper shell; and an electrical connector (6) attached to a front end of the frame and electrically connected to the circuit board.

Abstract: An inverter (10) includes a circuit board (20) including a transformer (40) disposed thereon, and a shield cage assembly (60) for enclosing the transformer. The shield cage assembly includes an insulative cage (602) defining an inner receiving space (6028) for receiving the transformer, a first conductive cage (604) defining a first receiving space (6048) for receiving the insulative cage, and a second conductive cage (606) defining a second receiving space (6068) for receiving the first conductive cage. The shield cage assembly blocks EMI emitted by the transformer from interfering with electronic components out of the shield cage assembly, thus enabling the electronic components to perform more reliably.

Abstract: An electromagnetic interference and radio frequency interference (EMI/RFI) shield adapted to reduce unwanted EMI/RFI from a shielded cable assembly—equipment enclosure interface. The EMI/RFI shield includes one or more conductive walls extending substantially perpendicular from an outer surface of the shielded enclosure. The one or more walls are positioned adjacent to sides of a panel-mounted connector. Each of the walls includes an EMI/RFI gasket segment coupled thereto, each gasket segment positioned to engage compressibly a respective side of a shielded cable assembly when it is coupled to the panel-mounted connector. Each engaged side of the shielded cable assembly is in electrically conductive contact with the shielded equipment enclosure through the respective EMI/RFI gasket segment and adjoining wall. Additionally, the EMI/RFI shield provides mechanical support to the interconnected cable assembly further reducing EMI/RFI by improving alignment of the coupled connector.

Abstract: A valve metal electromagnetic interference filter (VMEIF). The filter comprises a porous valve metal pellet with at least three terminals extending therefrom. A dielectric layer at least partially circumvents the sintered porous valve metal pellet. A conductive layer at least partially circumvents the dielectric layer. A primary termination pad is in electrical contact with each lead. An inductor is in electrical contact with at least one lead between the sintered porous valve metal pellet and the primary termination pad. A secondary termination pad is in electrical contact with the conductive layer and a casing encloses at least one electromagnetic interference filter element except for a portion of the primary termination pads and the secondary termination pad. The VMEIF may be combined into either a multi-element electromagnetic interference filter or into a multiple input/output modular structure, as well as embedded within electrical circuitry.