Abstract: A housing includes a conductive metal base, a number of metal patterns, and a number of insulating fillers. The metal patterns are formed on the base and spaced from each other. Each of the plurality of insulating filler is situated between two adjacent metal patterns of the plurality of metal patterns.

Abstract: An antenna assembly includes an elastic piece, a connecting portion, a first radiating portion, and a second radiating. The connecting portion is coupled to the base board and includes a feeding point and a ground point. The first radiating portion is electrically connected to the feeding point and the elastic piece. The second radiating portion is electrically connected to the ground point and spaced from the first radiating portion. The first radiating portion, the elastic piece, and the second radiating portion are configured to operate at a first frequency band; the first radiating portion and the elastic piece generate a frequency-doubled effect to operate at a second frequency band. A wireless communication device employing the antenna assembly is also provided.

Abstract: An antenna set includes a first antenna, a second antenna, and a neutralized line. Each of the first antenna and the second antenna has a low frequency resonant path and a high frequency resonant path. The neutralized line is couple to the low frequency resonant path of the first antenna and the low frequency resonant path of the second antenna. The low frequency resonant path of the first antenna and the low frequency resonant path of the second antenna correspond to a first frequency band, the high frequency resonant path of the first antenna and the high frequency resonant path of the second antenna correspond to a second frequency band, and the two low frequency resonant paths do not overlap the two high frequency resonant paths.

Abstract: A wireless interconnect for an integrated circuit and a method of making the wireless interconnect. The interconnect includes a first antenna and a second antenna arranged over a plurality of electrically conductive interconnects. The interconnect also includes a propagation layer. The first and second antennae are arranged in between the propagation layer and the electrically conductive interconnects.

Abstract: In one embodiment, a radome-reflector assembly for, e.g., a microwave antenna, has (i) two semi-circular rims that receive the peripheries of the radome and the reflector and (ii) fixed and adjustable clamps that secure the ends of the rims together. The rims are designed with slanted inner surfaces that engage the periphery of the reflector, such that, when the adjustable clamp is tightened circumferentially, the periphery of the reflector is forced laterally to abut other rim structure to form a metal-to-metal RF seal between the reflector and the rims. Certain assemblies with low profiles and low circumferential forces can be assembled without special tooling using plastic clamps and still achieve good RF seals.

Abstract: A wearable electronic device includes a main body, a watchband spring pin engaged with one side of the main body, and a wrist-worn watchband connected to the watchband spring pin. The main body includes a wireless communication module and a conductive member electrically connected to the wireless communication module. The watchband spring pin is physically connected to the conductive member on the main body to be an antenna unit of the wireless communication module.

Abstract: A radiating system transmits and receives in first and second frequency regions and includes a radiating structure comprising first and second radiation boosters having maximum sizes smaller than 1/30 times the free-space wavelength of the lowest frequencies of the first and second frequency regions, respectively. The radiating system further includes a radiofrequency system having first and second ports respectively connected to first and second internal ports of the radiating structure, and a third port connected to an external port of the radiating system.

Abstract: A high-impedance passive device to radio-electrically decouple two antennas operating at least partially within a common frequency band and arranged on a surface of the carrier structure. A substrate of the device has a flexible dielectric material layer having a predetermined thickness with patches of conductive material arranged on its surface and a layer to attach the device onto the surface of the carrier structure. The patches having predetermined shape and arrangement. The body of the substrate separates the dielectric layer from the surface of the carrier structure. The substrate thickness is determined based on the size, number, and arrangement of the patches, and further it is based on the aerodynamic constraints imposed on the device. The device having an impedance to cause the desired decoupling in the common frequency band.

Abstract: Described embodiments include an electromagnetic beam steering apparatus. The apparatus includes a first blazed transmission diffraction grating component configured to angularly deflect an electromagnetic beam at a first blaze angle. The apparatus includes a second blazed transmission diffraction grating component configured to angularly deflect an electromagnetic beam at a second blaze angle. The apparatus includes an electromagnetic beam steering structure configured to independently rotate the first blazed transmission diffraction grating component and the second blazed transmission diffraction grating component about a coaxial axis such that an electromagnetic beam incident on the first blazed transmission diffraction grating component exits the second blazed transmission diffraction grating component as a steered electromagnetic beam.

Abstract: A frequency conversion circuit having a plurality of N signal channels, each being fed an input signal and a train of pluses having a period T and a duty cycle T/N. Each channel includes: a sampler coupled the input signal and being responsive to sampling signals; and a controllable time delay for producing the train of sampling signals in response to the train of pulses, the time delay imparting a time delay to the pulses in accordance with a time delay command signal fed to the time delay. Each one of the sampling signals is produced by the time delay in each one of the channels with the period T and the duty cycle T/N with the sampling signals in one of the trains of the sampling signals being delayed with respect to the sampling signals in another one of the trains the sampling signals a time T/N.

Abstract: An antenna including a ground plane, a broadband radiating element mounted on the ground plane and including a feed point, the feed point having a first impedance, a feed for feeding the broadband radiating element at the feed point, the feed having a second impedance and a ground leg extending between the broadband radiating element and the ground plane for impedance matching the first impedance to the second impedance, the ground leg being capacitively coupled to the broadband radiating element.

Abstract: Systems and techniques are provided for a modified Vivaldi antenna with dipole excitation mode. An antenna may include a ground plane and a modified Vivaldi antenna. The modified Vivaldi antenna may include a straight arm with a first end and a second end, the first end being attached to the ground plane, a tapered section, and a balun placed partially between the straight arm and the tapered section. The modified Vivaldi antenna may be placed such that there is a gap between the tapered section and the ground plane. A feed element may be placed such that the feed element crosses the gap between the tapered section of the modified Vivaldi antenna and the ground plane.

Abstract: A wireless communication device includes a metal frame, a mechanical part on which a ground is formed for providing grounding, and at least one antenna, wherein each one of the at least one antenna includes a radiator, a feed terminal electrically connected to the radiator, disposed adjacent to the metal frame and for feeding a radio-frequency signal, a first ground terminal disposed at a first side of the feed terminal for electrically connecting the metal frame with the ground of the mechanical part, and a second ground terminal disposed at a second side of the feed terminal for electrically connecting the metal frame with the ground of the mechanical part, wherein an area enclosed by the metal frame, the mechanical part and the first and second ground terminals forms a first slot.

Abstract: An electronic device has a multi-band antenna which includes an antenna frame and multiple feed points and multiple ground points located on the antenna frame. The multiple feed points include a first feed point located at one end portion of the antenna frame and a second feed point located between two end portions of the antenna frame. The multiple ground points include a first ground point located between the two end portions of the antenna frame and a second ground point located at the other end portion of the antenna frame. The multiple feed points and the multiple ground points are alternately located on the antenna frame, and multiple radiating elements are formed on the antenna frame and are configured to radiate signals having different frequency bands. Each radiating element is formed between a feed point and a ground point.

Abstract: An antenna structure includes a feed portion, a ground portion, at least one metallic portion, and a radiating portion. The ground portion is spaced apart from the feed portion. The least one metallic portion is electrically connected to the ground portion. The radiating portion has a first end electrically connected to the feed portion and a second end electrically connected to the at least one metallic portion.

Abstract: An antenna device includes an antenna coil, a magnetic core, and a metal member. The antenna coil is mounted on a flexible base. The antenna coil is wound in a loop shape or a spiral shape such that its winding center section is a coil opening section. The magnetic core passes through a slit opening section in the flexible base. The metal member has a rectangular opening. The antenna coil is exposed through the opening in the metal member. A front-side coil conductor is nearer the opening than the magnetic core, and thus a magnetic flux links the front-side coil conductor.

Abstract: An antenna includes antenna coil having a magnetic-material core and a coil conductor. The antenna coil is arranged toward a side of a planar conductor, such as a circuit board. Of the coil conductor, a first conductor part close to a first main face of the magnetic-material core and a second conductor part close to a second main face of the magnetic-material core are provided such that the first conductor part is not over the second conductor part in view from a line in a direction normal to the first main face or the second main face of the magnetic-material core. In addition, a coil axis of the coil conductor is orthogonal to the side of the planar conductor.

Abstract: A wireless electronic device includes an inverted-F antenna (IFA) having an IFA exciting element, an IFA feed, and a grounding pin. The IFA exciting element is configured to resonate at a resonant frequency when excited by a signal received through the IFA feed. The wireless electronic device includes a choke notch having a length defined based on the resonant frequency of the IFA exciting element. The choke notch is electrically coupled to the IFA exciting element through the grounding pin. A ground patch is electrically coupled between the choke notch and the ground plane.

Abstract: Disclosed is a dual polarization-based small antenna for a mobile communication base station. The dual-polarized antenna includes a substrate, a first feed attached to one surface of the substrate, a second feed spaced apart from the first feed and attached to the one surface of the substrate, a radiator located above the first feed and the second feed, and a spiral resonator located between the first feed and the second feed. The dual-polarized antenna effectively provides a broad bandwidth and a high isolation characteristic while having a reduced size, and the spiral resonator allows the isolation characteristic at a certain narrow band range to be effectively enhanced by adjusting of the position, size, and shape of the spiral resonator without affecting the operating frequency of the dual-polarized antenna.

Abstract: An antenna disposed on a substrate includes a radiating portion, a first coupling and feeding portion, and a second coupling and feeding portion. A length of the radiating portion is substantially equal to a half wavelength of electromagnetic signals radiated by the radiating portion. Each coupling and feeding portion includes a feeding part and a coupling part. The feeding part feeds the electromagnetic signals to the radiating portion via the coupling part so as to achieve effects of a multiple-input multiple-output (MIMO) antenna. A gap is defined between the coupling part and the radiating portion to improve an isolation of the MIMO antenna.

Abstract: According to one embodiment, an antenna device includes a first antenna, a second antenna, a third antenna, a capacitor element, a high-frequency cable, and a base member. The first antenna includes a folded-type monopole element. The second antenna includes a monopole element. The third antenna includes a passive element. The capacitor element is between a feeding point and a stub in a backward-path portion of the first antenna. The high-frequency cable is connected to the feeding point. The base member is formed of a dielectric material and has first, second, and third surfaces located to extend in different directions. The first, second, and third antenna are located at the first, second, and third surfaces.

Abstract: An antenna apparatus includes a waveguide adapter plate for mounting an antenna flange and an RF system-in-package or other IC package. The waveguide adapter plate comprises a first surface and an opposing second surface and a waveguide flange interface. The waveguide flange interface comprises a waveguide channel section extending between the first surface and the second surface and a set of flange mounting holes extending from the first surface to the second surface. The waveguide adapter plate further includes a plurality of substrate alignment pins extending substantially perpendicular from the second surface.

Abstract: A radio frequency (RF) communications system includes a local RF communications device and an RF antenna including a conical RF launch structure coupled to the local RF communications device, and an elongate electrical conductor having a proximal end coupled to the conical RF launch structure and a distal end spaced apart from the conical RF launch structure to define an elongate RF coverage pattern. The elongate conductor may be a coaxial cable. At least one remote RF communications device, within the elongate RF coverage pattern, wirelessly communicates with the local RF communications device.

Abstract: A waveguide includes a dielectric substrate having first and second opposed surfaces defining a longitudinal wave propagation path therebetween; and a conductive grid on the first surface of the substrate and comprising a plurality of substantially parallel metal strips, each defining an axis. The grid renders the first surface of the substrate opaque to a longitudinal electromagnetic wave propagating along the longitudinal wave propagation path and polarized in a direction substantially parallel to the axes of the strips. The grid allows the first surface of the substrate to be transparent to a transverse electromagnetic wave having a transverse propagation path that intersects the first and second surfaces of the substrate and having a polarization in a direction substantially normal to the plurality of metal strips. A diffraction grating on the second surface allows the waveguide to function as an antenna element that may be employed in a beam-steering antenna system.

Abstract: A method and apparatus configures a beamforming coefficient based on the signal strength information without collecting channel information by adjusting the phase of the antennas through random perturbation. An antenna control method of a base station in a wireless communication system using a beamforming technique includes measuring nth received signal strength at nth phase of at least one receive antenna, measuring (n+1)th received signal strength at (n+1)th phase shifted randomly from the nth phase in one of forward and backward directions, and configuring a beamforming coefficient with the phase at which the received signal strength is greatest through comparison of received signal strengths. The random perturbation-based beamforming method and apparatus of the present disclosure is capable of configuring the beamforming coefficient appropriate for the normal cellular environment using a plurality analog array antenna without channel estimation overhead.

Abstract: Apparatus for improving the performance and allowing increased directionality of reflecting-type antenna systems by varying the geometry of the reflecting surface. A reflecting surface is composed of an array of actuated pins which are capable of extending or retracting to alter the overall pattern. An actuator controlling unit has the address of each actuator and is able to extend or retract the pins to the desired degree. The specific pattern which the actuator control unit realizes is determined by the iterative position calculator which utilizes directional inputs from the user and/or inputs from a system which determines the effectiveness of previous pin movements. The apparatus attempts to maximize the received signal by assessing amplitude changes over time and utilizing that information to direct alteration in the reflecting surface for optimal performance.

Abstract: High gain, multi-pattern multiple-input multiple-output (MIMO) antenna systems are disclosed. These systems provide for multiple-polarization and omnidirectional coverage using multiple radios, which may be tuned to the same frequency. The MIMO antenna systems may include multiple high-gain beams arranged (or capable of being arranged) to provide for omnidirectional coverage. These systems provide for increased data throughput and reduced interference without sacrificing the benefits related to size and manageability of an associated access point.

Abstract: A turnstile antenna has two dipoles which have a galvanic contact at the crossing point. The dipoles are arranged in a geometrically asymmetrical manner with respect to the crossing point. The turnstile antenna can be arranged either in a free space or over a metal plate.

Abstract: Disclosed is an antenna apparatus including a radio frequency (RF) antenna, a magnetic induction (MI) antenna disposed within the RF antenna, and electronic circuitry to receive and process audio received from at least one of the RF antenna and MI antenna.

Abstract: A transceiver antenna has a transmit antenna coil defining a substantially closed transmit coil geometry circumscribing a transmit coil inner area. The transmit antenna coil is configured to conduct a current to generate a magnetic field. One or more receive antenna coils each define a closed receive coil geometry with a number of coil turns. The receive antenna coils are positioned to define one or more inner areas located within the transmit antenna coil inner area and one or more outer areas located outside of the transmit antenna coil. The inner areas and the outer areas of the receive antenna coil(s) are configured so that a first voltage induced by the transmit magnetic field into the outer areas of the receive antenna coils is attenuated by a second voltage induced by the transmit magnetic field into the inner areas of the receive antenna due to phase cancellation.

Abstract: A pin and a printed circuit board are provided. The pin includes a pin body and an insertion head. The insertion head is disposed on an end of the pin body and includes a base and a guide post. The shape of the base is a cylinder, the bottom of which is located on the end of the pin body. The shape of the guide post is a prism, which is coaxially connected to the base. The projection of a circumcircle of a cross section of the guide post is overlapped with that of a cross sectional circle of the base along the direction of an axis of the guide post. The advantage of the prevent invention is to decrease the tilt of the pin body after inserted, reduce the solder material between the base and the insertion hole, and improve the welding quality.

Abstract: An electrical connector includes first and second pads. The first pad includes first and second grooves and the second pad includes third fourth grooves. A first insulation displacing contact extends from the first groove to the second groove. A second insulation displacing contact extends from the third groove to the fourth groove. The first and second pads are connected by a mechanical fastener. When the first and second pads are connected the first groove aligns with the third groove and the second groove aligns with the fourth groove.

Abstract: Electrical connectors including a cable clamp (e.g., having a first clamp portion, a second clamp portion, and a hinge coupled to the first and second clamp portions such that the first and second clamp portions are movable relative to each other between an open position and a closed position in which the first and second clamp portions define a cable passageway), and a piercing conductor configured to place a fixture wire into electrical communication with an electrical cable disposed within the cable passageway. In at least some of these electrical connectors, a longitudinal axis of the cable passageway is substantially aligned with a longitudinal axis of the cable clamp when the first and second clamp portions are in the closed position. In at least some of these electrical connectors, at least one of the clamp portions comprises a flexible sidewall that at least partially defines the cable passageway.

Abstract: A mains power wire connection assembly (100) using a button to push a first wire and a second wire to move toward the direction of clamping slots, and the inner walls of the clamping slots puncture the first wire and second wires and clamp the same. The button and the insulation body are locked and fixed with respect to each other.

Abstract: An electrical transmission line repair device including a first conductor clamp, a second conductor clamp and at least one tie rail extending between the first and second conductor clamps in a spaced apart orientation. The first conductor clamp including a lower assembly and an upper assembly. The lower assembly and the upper assembly are slidably engageable with each other so as to define a conductor cavity extending therealong. Clamping fasteners are configured to extend through openings in the upper assembly so as to be threadable toward and away from the conductor contact region of the lower assembly within the conductor cavity.

Abstract: A push-on coaxial cable connector includes a port grip, a joint, and a cable clamp.

Abstract: Electricity bolt for electrical contact of a printed circuit board with an electric conductor, with a basic body, wherein the basic body can be electrically contacted by a first section with the printed circuit board, and by a second section with the electric conductor, wherein the basic body at least in the area of the first section, by which the basic body is electrically conductively contactable with the printed circuit board, is designed as a hollow component, into which for the electrical contact with the printed circuit board a screw is so screwed that the first section is radially outwardly expandable by the screw.

Abstract: An electrical connector for electrically connecting with a chip module includes an insulating body having a bottom wall, multiple rows of terminals located in the bottom wall for electrically connecting the chip module, and a carrier for carrying the chip module to the insulating body. Two first side walls extend from two opposite sides of the bottom wall upward, and two second side walls extend from the other two opposite sides of the bottom wall upward. There are a first gap between the first side wall and a most peripheral terminal corresponding to the first side wall, and a second gap between the second side wall and a most peripheral terminal corresponding to the second side wall. The first gap is greater than the second gap. The carrier has a buckling portion, received in the first gap, and for buckling a bottom surface of the chip module.

Abstract: A fluid pressure actuated device for establishing electrical contact includes a substrate defining a chamber, a flexible membrane having a first side facing a first direction away from the substrate and a second side facing into the chamber in a second direction opposite the first direction, and an electrically conducting contactor mounted on the first side of the flexible membrane. The flexible membrane extends and withdraws moving the electrically conducting contactor in the first direction and second direction respectively when fluid pressure is increased and decreased in the chamber. The flexible membrane includes at least two concentric frustum portions that narrow in opposite directions, including a central frustum portion and a second frustum portion that encircles the central frustum portion. Multiple chambers may be maintained in pressure equilibrium by at least one channel for the concurrent extension of multiple membranes and contactors.

Abstract: A card edge connector including electrical contacts; and a housing having the electrical contacts connected thereto. The housing comprises a card edge receiving slot, and a beam extending at least partially across a width of the card edge receiving slot. An open space is provided between the beam and a bottom of the card edge receiving slot.

Abstract: An electrical connector has a base, a terminal set, a pair of holding pieces, an insulating body and a shell. The base has two holding piece slots respectively formed in two sides of the bottom of base. The pair of holding pieces is assembled into the holding piece slots respectively. Each holding piece is C-shaped and has a notch formed in a rear end of the holding piece and serving to hold a PCB board. A front end of each holding piece is assembled into the base. Given the pair of holding pieces with an assemblable structure, the size of the holding pieces can be tailored to the requirement of customers. The shell is formed by a two-stage of drawing process to enhance overall strength of the shell to facilitate the plating process afterwards.

Abstract: In some embodiments, an apparatus includes a land grid array connector positioned above an electrical package. The apparatus also includes a channel housing positioned above the land grid array. The apparatus includes an electrical-to-optical transceiver positioned in an opening of a socket of the channel housing, wherein a tapered opening is formed above the electrical-to-optical transceiver in the channel housing after the electrical-to-optical transceiver is positioned in the opening of the socket of the channel housing. A gap of the tapered opening decreases progressively starting from the opening of the socket. A conductive wedge positioned in the gap of the tapered opening.

Abstract: An electrical connector assembly that includes a first connector component that has a housing supporting at least one first exposed contact at an interface surface thereof and has a body portion for terminating a first cable. A second connector component is adapted to slidably receive the first component such that the components are mated and unmated in the same direction. The second component includes a housing supporting at least one second exposed contact at an interface surface thereof and has a body portion for terminating a second cable. When the first component is received in the second component, the components are mated such that the first exposed contact engages the second exposed contact, thereby forming a first electrical connection therebetween and a longitudinal axis of the first cable is spaced from and substantially parallel to a longitudinal axis of the second cable.

Abstract: An electrical plug device is configured for the connection of a magnet coil and/or of a sensor element to a contact partner of a counterpiece cooperating with the electrical plug device. The electrical plug device has at least one first portion, which comprises the magnet coil and/or the sensor element and at least one electrical contact element. The magnet coil and/or the sensor element and the at least one electrical contact element of the first portion are non-detachably interconnected. The electrical plug device also has a second portion, which is produced separately from the first portion and is type-specific in relation to the counterpiece. The second portion is joined to the first portion and surrounds the electrical contact element, at least in part.

Abstract: The invention provides a cable connector component, a board connector component, and an electric connector assembly thereof. The cable connector component includes a connector, a fixed iron shell, and a cable including a plurality of core wires. The connector includes at least one pair of terminal pair, a first insulating body, a first metal shell, a group strip, and a printed circuit board. The terminal pair, the ground strip, and the first metal shell are assembled with the first insulating body. The first metal shell is assembled with the fixed iron shell. The fixed iron shell includes a convex hull which facilitates the cable to insert into the fixed iron shell. The board connector component, includes: a second metal shell including a butting chamber, a terminal group and a second insulting body which are fixed in the second metal shell. The second insulting body includes a base and a clapper disposed at a front end of the base.

Abstract: Disclosed is a holding frame for holding plug connector modules, in particular for installation in plug connector casings and/or for screwing onto wall surfaces. In order to allow improved handling and more reliable populating and assembly of the holding frame having frame halves. The holding frame has an elastic fixing element adapted to releaseably fix the frame halves in a plug-in state and a holding state. At least a restoring force of the elastic fixing element must be overcome in order to release the fixing and/or to switch between the plug-in state and the holding state.

Abstract: A waterproof connector includes a housing and an elastic seal member. The housing includes a hollow portion for accommodating a mating connector. The elastic seal member is placed in the housing. The elastic seal member includes a main body portion and an engaged portion extending from the main body portion. An extending end portion of the engaged portion includes a protruding portion, and the protruding portion protrudes outwardly. The extending end portion has a width in a protruding direction of the protruding portion greater than a width of an entrance of an installation portion in the protruding direction where the extending end portion is to be accommodated.

Abstract: An connector includes a terminated cable, a connector body defining a cylindrical terminal cavity configured to receive the terminated cable, and a cable seal axially surrounding a portion of the terminated cable. The cable seal defines a compliant primary sealing ring that is in compressive contact with an inner wall of the terminal cavity. The cable seal further defines an extended sleeve. The connector also includes a seal retainer that is inserted within a distal end of the terminal cavity and axially surrounds at least a portion of the extended sleeve. An inner surface of the seal retainer is proximate at least a portion of the extended sleeve and an outer surface of the seal retainer is proximate the inner wall of the terminal cavity.

Abstract: An object of the present invention is to provide a method for manufacturing a connector terminal received in a terminal-receiving chamber, passing through a sealing member, and brought into close contact with the sealing member, and a connector, which are the method for manufacturing a connector terminal, and the connector, for improvement in close contact between the sealing member and the connector terminal. Provided is a method for manufacturing a connector terminal received in a terminal-receiving chamber of a housing, passing through a sealing member filled in the terminal-receiving chamber, and brought into close contact with the sealing member, and the method includes a first process of punching a non-plated metal plate to form an intermediate material and a second process of covering the intermediate material with plating.

Abstract: A connector (F) includes a first terminal accommodating chamber (11), a rear end part of which defines a seal tower (12) projecting from a rear (10R) of a housing (10). A rubber plug (16) is fit on a first wire (15) and liquid-tightly contacts an inner surface of the first terminal accommodating chamber (11). Second wires (20) are drawn out from second terminal accommodating chambers (17). A one-piece rubber plug (30) covers the rear (10R) of the housing (10) and the second wires (20) and the seal tower (12) penetrate the one-piece rubber plug (30). Lock towers (21) project back from the rear (10R) of the housing (10) and penetrate the one-piece rubber plug (30). A rear holder (40) covers the one-piece rubber plug (30) from behind. Receiving portions (46) are formed in the rear holder (40) and lock to locking portions (23) of the lock towers (21).