Abstract: An electrical device including a plug connector. The plug connector includes a first flexible substrate having a plurality of signal contacts, the first flexible substrate extending from a terminating end to a mating end and configured to be flexible between the terminating end and mating end. A second flexible substrate extends in parallel spaced relation to the first flexible substrate to form a cavity between the first flexible substrate and second flexible substrate. The second flexible substrate having a plurality of signal contacts. The second flexible substrate extends from a terminating end to a mating end and configured to be flexible between the terminating end and mating end. The plug connector includes a rigid section disposed in the cavity at the mating end, the first flexible substrate moves in relation to the rigid section.

Abstract: A cage includes a housing and a partition assembly mounted in the housing and separating an inner space of the housing into an upper space and a lower space. The partition assembly includes a first support plate and a second support plate arranged horizontally, and at least a pair of support frames disposed between the first support plate and the second support plate to separate the first support plate from the second support plate by a predetermined height. The support frames have a plurality of through holes. The support frames are formed by bending a front end of one of the first support plate and the second support plate.

Abstract: An electrical cable splice includes a housing having a channel configured to hold a first signal conductor of a first electrical cable therein. The channel is configured to hold a second signal conductor of a second electrical cable therein in electrical engagement with the first signal conductor such that the first and second signal conductors are electrically interconnected. The second electrical cable has a greater diameter than the first electrical cable. A ground shield external to the housing such that the ground shield extends at least partially around the first and second signal conductors. The ground shield is electrically connected to electrical ground conductors of the first and second electrical cables.

Abstract: An electrical cable splice includes a housing having a channel configured to hold a first signal conductor of a first electrical cable therein. The channel is configured to hold a second signal conductor of a second electrical cable therein in electrical engagement with the first signal conductor such that the first and second signal conductors are electrically interconnected. The second electrical cable has a greater diameter than the first electrical cable. A ground shield external to the housing such that the ground shield extends at least partially around the first and second signal conductors. The ground shield is electrically connected to electrical ground conductors of the first and second electrical cables.

Abstract: A communication system includes a receptacle assembly and a pluggable module. The receptacle assembly has a receptacle housing includes walls forming a module cavity with a communication connector at a back end thereof. The receptacle assembly has a liquid cooling assembly having a liquid cooling channel coupled to the receptacle housing and a fitting in flow communication with the liquid cooling channel. The pluggable module is receivable in the module cavity and has a pluggable body holding a module circuit board and a liquid cooling assembly coupled to the pluggable body. The liquid cooling assembly includes a liquid cooling channel in thermal communication with the pluggable body and a module fitting mated with the fitting of the receptacle assembly to couple the liquid cooling channel of the pluggable module in flow communication with the liquid cooling channel of the receptacle assembly.

Abstract: A communication system having a circuit board with an airflow opening includes a receptacle cage configured to be mounted to the circuit board adjacent a communication connector. The receptacle cage has walls including a front wall, a rear wall and sidewalls defining a cavity. A module channel is defined in the cavity configured to receive a pluggable module. The module channel has a module port at the front wall that receives the pluggable module. An airflow channel is defined by at least one of the walls of the receptacle cage located between the module channel and the circuit board. The airflow channel is configured to be in flow communication with the airflow opening in the circuit board for cooling the pluggable module in the module channel. The airflow channel has an airflow port at the front wall.

Abstract: Receptacle assembly includes a receptacle cage and a thermal-transfer module that is coupled to a thermal side of the receptacle cage. The thermal-transfer module has a base portion and a plurality of heat-transfer fins coupled to the base portion. The thermal-transfer module is configured to absorb thermal energy from a pluggable transceiver in the receptacle cage and transfer the thermal energy through the base portion and to the heat-transfer fins. The receptacle assembly also includes a retention clip configured to hold the thermal-transfer module to the receptacle cage. The retention clip includes a resilient beam that extends across the thermal-transfer module. The resilient beam directly engages at least some of the heat-transfer fins and applies a resilient force against the heat-transfer fins.

Abstract: A receptacle connector assembly includes a receptacle cage having first and second side walls extending from a top wall to form a module channel configured to receive a pluggable module. The top wall is non-planar and has a shroud extending therefrom forming a cage polarization feature. The shroud has a first shroud side wall, a second shroud side wall and a shroud top wall forming a polarization feature channel configured to receive a polarization feature of the pluggable module.

Abstract: Receptacle assembly includes a receptacle cage and a thermal-transfer module that is coupled to a thermal side of the receptacle cage. The thermal-transfer module has a base portion and a plurality of heat-transfer fins coupled to the base portion. The thermal-transfer module is configured to absorb thermal energy from a pluggable transceiver in the receptacle cage and transfer the thermal energy through the base portion and to the heat-transfer fins. The receptacle assembly also includes a retention clip configured to hold the thermal-transfer module to the receptacle cage. The retention clip includes a resilient beam that extends across the thermal-transfer module. The resilient beam directly engages at least some of the heat-transfer fins and applies a resilient force against the heat-transfer fins.

Abstract: Pluggable transceiver assembly includes a transceiver body having first and second plug portions and a common base portion that joins the first and second plug portions. The first and second plug portions are separated from each other by an elongated wall-receiving gap that is sized and shaped to receive a receptacle wall of a receptacle assembly. The pluggable transceiver assembly also includes a communication sub-assembly having a transceiver substrate that includes first and second plug sections and a shared section that joins the first and second plug sections. The first and second plug sections extend toward a leading end of the transceiver body from the shared section to substrate edges of the first and second plug sections, respectively. The substrate edges include electrical contacts configured to engage a corresponding receptacle connector of the receptacle assembly.

Abstract: Receptacle assembly includes a receptacle cage and a thermal-transfer module that is coupled to a thermal side of the receptacle cage. The thermal-transfer module has a base portion and a plurality of heat-transfer fins coupled to the base portion. The thermal-transfer module is configured to absorb thermal energy from a pluggable transceiver in the receptacle cage and transfer the thermal energy through the base portion and to the heat-transfer fins. The receptacle assembly also includes a retention clip configured to hold the thermal-transfer module to the receptacle cage. The retention clip includes a resilient beam that extends across the thermal-transfer module. The resilient beam directly engages at least some of the heat-transfer fins and applies a resilient force against the heat-transfer fins.

Abstract: A heat spreader includes a main body extending between a front and a rear configured to be mounted to a cage and heat transfer fingers cantilevered forward from the front of the main body. The heat transfer fingers each have a fixed end, a distal end, a top, a bottom and mating edges facing each other across gaps. The heat transfer fingers are configured to be received in corresponding channels between heat transfer fins of a pluggable module as the pluggable module is installed in the cage through the front end with the gaps receiving the heat transfer fins. The mating edges are configured to face and be thermally coupled to corresponding heat transfer fins. The heat transfer fingers transfer heat from the heat transfer fins rearward toward the distal ends and into the main body.

Abstract: A heat spreader includes a main body extending between a front and a rear configured to be mounted to a cage and heat transfer fingers cantilevered forward from the front of the main body. The heat transfer fingers each have a fixed end, a distal end, a top, a bottom and mating edges facing each other across gaps. The heat transfer fingers are configured to be received in corresponding channels between heat transfer fins of a pluggable module as the pluggable module is installed in the cage through the front end with the gaps receiving the heat transfer fins. The mating edges are configured to face and be thermally coupled to corresponding heat transfer fins. The heat transfer fingers transfer heat from the heat transfer fins rearward toward the distal ends and into the main body.

Abstract: An electrical cable splice includes a housing having a channel configured to hold a first signal conductor of a first electrical cable therein. The channel is configured to hold a second signal conductor of a second electrical cable therein in electrical engagement with the first signal conductor such that the first and second signal conductors are electrically interconnected. The second electrical cable has a greater diameter than the first electrical cable. A ground shield external to the housing such that the ground shield extends at least partially around the first and second signal conductors. The ground shield is electrically connected to electrical ground conductors of the first and second electrical cables.

Abstract: Electrical connector assembly includes an intervening wall configured to be positioned along at least one of a connector side of an electrical connector or another component. The electrical connector assembly also includes a plurality of electrical split contacts positioned along the connector side. Each of the split contacts of said plurality includes first and second fingers extending in a mounting direction to respective distal ends. Each of the first and second fingers includes an inner edge and an outer edge, wherein a receiving gap exists between the inner edges of the first and second fingers. The first and second fingers extend through first and second openings, respectively, of a corresponding opening pair of the intervening wall. The partition segment is disposed within the receiving gap between the first and second fingers.

Abstract: Electrical connector assembly includes an intervening wall configured to be positioned along at least one of a connector side of an electrical connector or another component. The electrical connector assembly also includes a plurality of electrical split contacts positioned along the connector side. Each of the split contacts of said plurality includes first and second fingers extending in a mounting direction to respective distal ends. Each of the first and second fingers includes an inner edge and an outer edge, wherein a receiving gap exists between the inner edges of the first and second fingers. The first and second fingers extend through first and second openings, respectively, of a corresponding opening pair of the intervening wall. The partition segment is disposed within the receiving gap between the first and second fingers.

Abstract: A testing pluggable module includes a pluggable body extending between a front end and a mating end defining a mating interface with a communication connector of a receptacle assembly. The mating end is receivable in a module cavity of the receptacle assembly to mate with the communication connector. The pluggable body has an exterior forward of the mating end. The testing pluggable module includes an internal circuit board held in the pluggable body having a testing circuit operating at least one testing function. The testing pluggable module includes a user interface on the exterior of the pluggable body. The user interface has an input configured to operably control the at least one testing function of the testing circuit.

Abstract: Pluggable transceiver assembly includes a transceiver body having first and second plug portions and a common base portion that joins the first and second plug portions. The first and second plug portions are separated from each other by an elongated wall-receiving gap that is sized and shaped to receive a receptacle wall of a receptacle assembly. The pluggable transceiver assembly also includes a communication sub-assembly having a transceiver substrate that includes first and second plug sections and a shared section that joins the first and second plug sections. The first and second plug sections extend toward a leading end of the transceiver body from the shared section to substrate edges of the first and second plug sections, respectively. The substrate edges include electrical contacts configured to engage a corresponding receptacle connector of the receptacle assembly.

Abstract: A connector is provided and includes a housing with an electronic module receiving passageway positioned therein. The housing includes a first housing and a second housing. The first housing includes a pair of first sidewalls positioned opposite from each other and a pair of partitions forming a slot extending along each of the pair of first sidewalls. The second housing includes a pair of second sidewalls positioned opposite one another, an extension disposed on each the pair of second sidewalls and corresponding with the slot, and a plurality of ribs extending outward from the extension and corresponding with inner surface of the pair of partitions.

Abstract: A testing pluggable module includes a pluggable body extending between a front end and a mating end defining a mating interface with a communication connector of a receptacle assembly. The mating end is receivable in a module cavity of the receptacle assembly to mate with the communication connector. The pluggable body has an exterior forward of the mating end. The testing pluggable module includes an internal circuit board held in the pluggable body having a testing circuit operating at least one testing function. The testing pluggable module includes a user interface on the exterior of the pluggable body. The user interface has an input configured to operably control the at least one testing function of the testing circuit.