Abstract: In accordance with one embodiment, an electrical contact has a mating end and a mounting end. The electrical contact includes an electrically conductive base, and a multi-layered coating disposed on an outer surface of the base at the mating end. The multi-layered coating can include a metallic layer of a noble metal or alloy thereat: a layer of anti-tarnish material disposed on the metallic layer, and a lubricant layer disposed on the layer of anti-tarnish material, the lubricant effective to seal at least some wear regions created in the layer of anti-tarnish material due to micromotion of the mating end in use.

Abstract: Disclosed are a method and apparatus for compressing/decompressing data using floating points. As technology for compressing/decompressing data using floating points for efficient memory management, there are provided a method and apparatus for compressing/decompressing data using floating points, in which a log table is used to compress/decompress data, whereby not only data loss caused by compression/decompression can be minimized, but also degradation of performance can be prevented through a floating point representation even though the same number of bits are used for compression.

Abstract: An electrical connector assembly includes first and second mezzanine electrical connectors that include respective first and second arrays of electrical contacts. The electrical contacts can be receptacle, or one can be a plug and the other can be a receptacle. Each electrical connector can further include at least one alignment member that cooperate to align the first and second arrays of electrical contacts relative to each other. Each electrical connector can further include at least one orientation member that allows the first and second electrical connectors to mate when in a predetermined orientation relative to each other.

Abstract: The present disclosure relates to an apparatus for precompensating a VCSEL-signal, comprising a FIR-filter, wherein the FIR-filter is adapted to precompensate a signal by adjusting a portion of the signal in the first bit after a signal transition, and wherein the precompensated signal is injected into a VCSEL.

Abstract: An optical coupling device including a housing, a first optical port provided on the housing, a second optical port provided on the housing and configured to couple to an optical fiber cable, an optical signal path guiding optical signals between the first and second optical port, a monitoring device provided on the housing, and an decoupling element optically coupled to the optical signal path and the monitoring device for coupling an optical monitoring signal coupled out from the optical signals guided between the first and second optical port onto the monitoring device. Furthermore, an optical communication system is provided, the system including an optical module with an optical signal processing device, the optical signal processing device being configured for at least one of receiving optical signals by a receiving device and transmitting optical signals by an optical signal source, and an optical coupling device guiding the optical signals.

Abstract: An opto-electrical transceiver module and an active optical cable comprising such a module are disclosed. The module includes a first printed circuit board and a second printed circuit board. The first printed circuit board carries 1) a light sources with driver circuitry that converts incoming electrical signals to optical signals, 2) optical receiver components with amplifier circuitry that converts optical signals to electrical signals, 3) a single optical coupling unit configured to optically coupling waveguides of an optical cable to the light sources as well as to the optical receiver components, and (4) one or more electrical contacts configured to connect to a host device. The second printed circuit board includes electrical contacts connected to the driver circuitry or to the amplifier circuitry on the first printed circuit board.

Abstract: An electrical connector includes a housing, contact elements and locking members attached to the housing. The housing has a front end, a back end, a top side, a bottom side and a cavity between the top side and the bottom side. The cavity is to partially receive a circuit board therein. Each contact element is insertable into the housing along a direction from the bottom side towards the top side. Each locking member is insertable into the housing along a direction from the bottom side towards the top side. The upper and lower contact arms and the lock arm are resiliently deflectable away from the cavity to allow insertion of the circuit board into the cavity, and spring back when the circuit board is inserted into the cavity to make electrical connection to the circuit board and to lock the circuit board in the housing.

Abstract: An electrical cable connector is provided that can be configured to be mounted to a printed circuit board. The electrical connector includes a connector housing, and a pair of electrical terminals (38,40) that are configured to be mounted to electrical cables (22,30). The electrical terminals (38,40) can be identical to each other in one example.

Abstract: In accordance with one embodiment, an electrical contact has a mating end and a mounting end. The electrical contact includes an electrically conductive base, and a multi-layered coating disposed on an outer surface of the base at the mating end. The multi-layered coating can include a metallic layer of a noble metal or alloy thereof, a layer of anti-tarnish material disposed on the metallic layer, and a lubricant layer disposed on the layer of anti-tarnish material, the lubricant effective to seal at least some wear regions created in the layer of anti-tarnish material due to micromotion of the mating end in use.

Abstract: An electrical connector assembly includes a first electrical connector and a second electrical connector. Each electrical connector can include an electrical ground shield that at least partially surrounds respective differential signal pairs.

Abstract: An electrical connector includes a plurality of leadframe assembly, each having a leadframe housing and a plurality of contacts carried by the leadframe housing. The electrical connector includes at least one unassigned electrical contact that includes a resistor.

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 apparatus for receiving signals in a radio frequency system includes a low noise amplifier that amplifies and filters a signal received from an antenna; a first frequency mixer that mixes the signal output from the low noise amplifier and an oscillation signal supplied from a local oscillator to create a signal of an intermediate frequency; a second frequency mixer that mixes the signal of an intermediate frequency and one or more oscillation signals that have an offset added to have different frequency channels, which have a predetermined bandwidth, to create one or more signals of a baseband frequency; a channel selection filter that divides one or more signals generated in the second frequency mixer into one or more different frequency channels having a predetermined bandwidth using the offset; and an amplifier that amplifies the signals that have been filtered in the channel selection filter.

Abstract: An electrical connector assembly comprises a first connector having an outer housing having an activatable latch flexibly attached thereto, the latch having a lock tab located thereon; an inner housing mounted in the outer housing, the inner housing having first and second prongs integrally formed with the inner housing and configured to continuously bias the latch; and a second connector comprising a cavity formed on a surface thereof. Continuously biasing the latch by the first and second prongs causes the engagement of the lock tab of the first connector with the cavity of the second connector to lock the first connector to the second connector.

Abstract: A connector assembly including a first connector and a second connector connectable by a latch. The latch has a snap end for engaging a snap section and an opposite lock end. The latch includes a pivot section between the snap end and the lock end enabling a pivoting movement between a snap position and a release position. A lock is provided immobilizing the lock end of the latch to secure the latch in the snap position by blocking the pivoting movement.

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: A latch assembly for an electrical connector module is configured to releasably secure an electrically conductive housing to an electrically conductive cage. The electrically conductive housing defines a first end that supports an electrical connector, and a second end opposite the first end. A plurality of electrical cables are mounted to a plurality of electrical contacts of the electrical connector, and the cables can extend out a second end of the electrically conductive housing opposite the first end. The latch assembly is configured to secure the electrically conductive housing to the cage when the electrical connector is mated to a complementary electrical component in the cage. The latch assembly can release the electrically conductive housing from the cage when the electrical connector is to be removed from the complementary electrical component in the cage.

Abstract: In accordance with the various embodiments disclosed herein, an improved electrical connector footprints, such as printed circuit boards (printed circuit board), is described comprising one or more of, for example, a first linear array containing at least a first anti-pad extending along a first direction, a first electrical signal trace extending along the first direction and spaced from the first linear array along a second direction that is perpendicular to the first direction, a group of ground isolation vias containing at least one electrically conductive ground via arranged along a line extending parallel to the first direction and spaced from the first electrical signal trace along the second direction, and a second linear array containing at least a second anti-pad extending along the first direction spaced from the group of ground isolation vias along the second direction.

Abstract: An insulation displacement contact includes a monolithic electrically conductive contact body that includes mating portion and a mounting portion. The mating portion defines a pair of insulation displacement slots configured to receive an electrical cable delivered by a connector housing.