Abstract: An electrical connector includes a dielectric housing, a plurality of electrical signal contacts carried by the dielectric housing, and a ground plate carried by the dielectric housing. The electrical signal contacts are arranged along a first plane, wherein the signal contacts define signal pairs. The signal contacts further define respective mating and mounting ends. The ground plate includes a ground plate body oriented in a second plane that is substantially parallel to the first plane and offset from the first plane. The ground plate body defines first and second opposed surfaces. The ground plate includes at least one rib that defines first and second opposed surfaces, wherein the first surface of the rib projects from the first surface of the ground plate body in a direction toward the first plane between adjacent signal pairs, and the second surface is recessed into the second surface of the ground plate body.

Abstract: An optical module can include a beam steering portion and a first side defining an inner surface that faces the beam steering portion. The optical module can further include a second side that defines an inner surface adjacent to the inner surface of the first side. The inner surface of the second side can face the beam steering portion. The optical module can be configured to direct an initial light beam from the first side to the beam steering portion along a first direction. The optical module, and in particular the beam steering portion that can include a beam splitter, can divide the initial beam into a signal light beam and a fractional light beam.

Abstract: A separator is configured to separate first and second printed circuit boards that are in electrical communication with each other through first and second pluralities of electrical connectors that are mounted to the first and second substrates, respectively, and mated to each other.

Abstract: A ground shield includes a plurality of contact members configured to contact the ground contacts of a column of contacts of an electrical connector, so as to electrically common the grounds to each other.

Abstract: A ground shield includes a plurality of contact members configured to contact the ground contacts of a column of contacts of an electrical connector, so as to electrically common the grounds to each other.

Abstract: A mine rib support includes first and second elongate members each having a first end and a second end, a center plate having a body defining a first opening that receives the first elongate member, a second opening that receives the second elongate member, and an installation opening configured to receive a mine bolt, a first end plate defining first and second openings for receiving the first end of the first and second elongate members, respectively, and a second end plate defining first and second openings for receiving the second end of the first and second elongate members, respectively.

Abstract: In accordance with one embodiment, first and second electrical connectors are configured as vertical electrical connectors that are configured to mate to each other so as to define a right angle electrical connector assembly. Ground shields and electrical contacts of various embodiments are also disclosed.

Abstract: This application relates to electrical connectors. An electrical connector, according to some embodiments, comprises a housing, a slot formed in the housing, the slot comprising an entrance, and first and second rows of conductive elements arranged in the housing. Each conductive element comprises a mounting end, a mating end opposite the mounting end, and an intermediate portion that extends between the mounting end and the mating end. The mating end comprises first and second contact portions projecting into the slot, and the first contact portion is closer to the entrance than the second contact portion. The first and second contact portions are capable of flexing along a width direction of the slot between a first position and a second position, the second contact portions form a receiving space between the first and second rows of conductive element, and the receiving space is smaller at the first position than the second position.

Abstract: A connector including a latch hingeable about a hinging section. The latch has a latch end at one side of the hinging section and a rear end at the opposite side of the hinging section. The connector includes one or more resilient spring elements engaging the rear end to bias the latch end to a latching position.

Abstract: In accordance with one embodiment, an electrical connector has a heat dissipation holes, and is configured to be mounted to a substrate having electrical traces that are partially offset from each other, and partially aligned with each other.

Abstract: A connector for surface mounting with a solder reflow process with solder masses fused to mounting ends of contacts exposed in a mounting surface of the connector. The solder masses may be attached to edges of the mounting ends using a pin transfer method to apply flux to the edges. The edges may have a concave shape to both increase the length of the edge to which the solder masses are attached and position the solder masses with respect to the mounting ends. Solder paste may be omitted in attaching the solder balls to the contacts, reducing the capacitance of the contact and promoting uniformity of the impedance of the signal paths through the mounting interface of the connector.

Abstract: A connector for surface mounting with a solder reflow process with closely-spaced solder masses on mounting ends of reference contacts. The solder masses on the reference contacts may fuse for enhanced shielding. The mounting ends of signal and reference contacts may be positioned in rows, configured such that the solder masses of the reference contacts may shield solder masses attached to signal contacts in adjacent rows. The mounting ends of the signal contacts may be disposed in pockets in a surface of the connector housing. In some embodiments, solder balls may be fused to an edge of the signal contact, with the length of the edge extending beyond locations at which the solder ball is fused to. The edge may extend through a wall of the pocket, so as to set a desired impedance in the mounting region of the connector.

Abstract: An electrical connector includes an electrical contact assembly that includes an electrical contact and an electrically insulative guide member.

Abstract: A transmitter for wireless communications can remove a signal having an image frequency without using a band pass filter, and can be downsized such that it is integrated into a single chip on an integrated circuit board.

Abstract: Embodiments of an electrical connector assembly are disclosed. The electrical connector assembly can include an electrical connector having a connector housing and a leadframe supported by the connector housing. The leadframe includes an electrically conductive ground plate that includes a drain wire connection tabs that can attach to drain wires of respective electrical cables. The electrical connector assembly can further include a cable clip that supports the plurality of cables. The electrical connector assembly can further include a cable guide that directs the plurality of cables of cables through the cable clip along a desired direction.

Abstract: An adaptive power amplifier and a radio frequency transmitter thereof are described. The radio frequency transmitter is a transmitter to transmit a transmission signal for a wireless communication system. The radio frequency transmitter includes at least one direct-current (DC) to direct-current (DC) converter coupled to an external power supply device for operation, a digital-to-analog converter configured to convert a digital signal into an analog signal, a filter configured to filter a harmonic component of the analog signal to generate an input signal, a RF up-converter configured to up-convert the input signal according to a desired channel frequency for generating a modulated signal, and a power amplifying circuit coupled to the DC-to-DC converter and the external power supply device, for selectively receiving one of different supply voltages for operation, and amplifying the modulated signal to generate a RF output signal.

Abstract: An electrical connector includes a dielectric housing, a plurality of electrical signal contacts carried by the dielectric housing, and a ground plate carried by the dielectric housing. The electrical signal contacts are arranged along a first plane, wherein the signal contacts define signal pairs. The signal contacts further define respective mating and mounting ends. The ground plate includes a ground plate body oriented in a second plane that is substantially parallel to the first plane and offset from the first plane. The ground plate body defines first and second opposed surfaces. The ground plate includes at least one rib that defines first and second opposed surfaces, wherein the first surface of the rib projects from the first surface of the ground plate body in a direction toward the first plane between adjacent signal pairs, and the second surface is recessed into the second surface of the ground plate body.

Abstract: An electrical connector including a housing and electrical conductor plating. The housing includes a first member and a second member. The first member is made of plastic and forms at least one first contact receiving channel therein. The second member is attached around the first member, and the first and second members form at least one second contact receiving channel therebetween. The electrical conductor plating is on the first member. The electrical conductor plating includes at least one first section along the at least one first contact receiving channel and at least one second section along an exterior side of the first member at the at least one second contact receiving channel. The first and second sections of the electrical conductor plating are electrically separate from one another.

Abstract: A separator is configured to separate first and second printed circuit boards that are in electrical communication with each other through first and second pluralities of electrical connectors that are mounted to the first and second substrates, respectively, and mated to each other.

Abstract: An electrical power interconnection system is described. The electrical interconnection system may comprise an electrical power connector and a substrate, such as a printed circuit board. The electrical power connector may comprise a housing and a plurality of electrical power contacts supported by the housing. The electrical power contacts may comprise a mounting end, a mating end, and a contact body disposed between the mounting end and the mating end. The electrical power contacts may have planar portions. The mating ends may comprise opposing first second beams defining a slot. The slot may be configured to receive the substrate therein, such that the first beam contacts the first side of the substrate and the second beam contacts the second side of the substrate.