Abstract: An electrical connector comprises: an electrical connector housing; a light-guiding component disposed on a sidewall of the electrical connector housing; a secure-connecting structure disposed between the sidewall of the electrical connector housing and the light-guiding component to secure the light-guiding component to the sidewall of the electrical connector housing. The secure-connecting structure comprises a first securing component and a second securing component. The first securing component comprises at least one securing hole comprising an insertion hole and a retaining hole. The insertion hole communicates with the retaining hole. The second securing component comprises a securing protrusions comprising a first securing part and a second securing part disposed on the first securing parts.

Abstract: A connector is disclosed. The connector comprises a case having a top case and a bottom case and a partition plate disposed between the top case and the bottom case separating an inside space of the case into a plurality of receiving chambers. The bottom case has a first slot. The partition plate has a first side edge facing the bottom case and a first elastic hook formed on the first side edge. The first elastic hook is inserted into and elastically engages the first slot to connect the partition plate to the bottom case.

Abstract: An insulating housing for receiving an electronic apparatus has an upper housing, a lower housing connected to the upper housing, and a device receiving space positioned between the upper housing and the lower housing. Two upper sidewalls are positioned on opposite edges of the upper housing. Two lower sidewalls are positioned on opposite edges of the lower housing, each of the lower sidewalls being connected with one of the upper sidewalls. Each lower sidewall has a first lower sidewall, and a second lower sidewall independent from the first lower sidewall that is positioned proximate to a device receiving end of the insulating housing.

Abstract: A receptacle assembly includes a hollow conductive cage with a front end and an opening to an interior portion of the cage. The opening is configured to receive a module assembly therein. The cage has a bottom with a bottom opening communicating with the interior portion, and the bottom is configured to be joined to a circuit board. A layered EMI shield member is provided between the bottom of the cage and the circuit board and the shield member extends completely around the bottom opening of the cage. The EMI shield member is formed as a flexible, low-cost assembly that utilizes a pair or insulative layers that flank a conductive layer.

Abstract: An electrical connector assembly includes a cage having an upper wall, a lower wall, and side walls that extend from the upper wall to the lower wall. The side walls have exterior sides. The cage includes an interior cavity and a divider that extends between the side walls and divides the interior cavity into at least two internal compartments. The cage includes a front end that is open to the internal compartments. The side walls have front edges at the front end. The internal compartments are configured to receive pluggable modules therein through the front end. An electromagnetic interference (EMI) cover is mounted to the divider such that the EMI cover is engaged with and electrically connected to the divider. The EMI cover includes a flap that wraps around the front edge of a corresponding side wall. The flap overlaps and engages the exterior side of the corresponding side wall.

Abstract: A pluggable module system includes an electrical connector assembly having a cage member with a plurality of walls defining a receptacle. The cage member has an opening in a front thereof providing access to the receptacle and a latch proximate to the opening. A receptacle connector is received in the cage member proximate to a rear thereof and is accessible in the receptacle. A pluggable module is received in the receptacle and is mated to the receptacle connector. The pluggable module has a conductive shell and a retention post that extends from the conductive shell. The retention post engages the latch to secure the pluggable module in the receptacle. The conductive shell has grounding tabs that extend from the shell. The grounding tabs circumferentially surround the conductive shell.

Abstract: A connector module includes a single port connector and a circuit board capable of assembling with a multi-ports connector. The single port connector includes a receiving room and a number of first fixing pins formed at opposite sides of the receiving room along a longitudinal direction of the receiving room. The first fixing pins at each side of the receiving are arranged in a same way. The multi-ports connector includes at least two of the receiving room and the first fixing pins formed at opposite sides of each receiving room. The circuit board defines a group of first fixing holes corresponding to the first fixing pins formed at each side of the receiving rooms of the multi-ports connector. The single port connector is mounted on the circuit board by selectively inserting the first fixing pins into every two adjacent groups of the first fixing holes.

Abstract: An electrical connector assembly includes a cage member with walls that define an upper port and a lower port. The cage member has openings in a front thereof for receiving pluggable modules. A receptacle connector is received in the cage member proximate to a rear thereof. The electrical connector assembly includes a printed circuit board having a first surface and a second surface. The printed circuit board has at least one thermal vent that extends therethrough between the first and second surfaces. At least one thermal vent provides cooling for the lower port.

Abstract: A cage is provided for a receptacle assembly that includes a receptacle connector. The cage includes a die cast body having side walls that are spaced apart to define an internal compartment of the die cast body therebetween. The die cast body has a front end that is open to the internal compartment of the die cast body. The internal compartment is configured to receive the receptacle connector therein. The internal compartment is configured to receive a pluggable module therein through the front end. An alignment plate is mounted to the die cast body. The alignment plate includes an alignment segment that extends between the side walls to form a bottom wall of the cage. The alignment segment includes an alignment surface that defines a bottom boundary of the internal compartment of the die cast body.

Abstract: A cage is provided for a receptacle assembly that includes a receptacle connector. The cage includes an electrically conductive body comprising an upper wall, a lower wall, and side walls that extend from the upper wall to the lower wall. The body has a front end and an internal compartment. The front end is open to the internal compartment of the body. The internal compartment is configured to hold the receptacle connector therein. The internal compartment is configured to receive a pluggable module therein through the front end. A connector cover is integrally formed with the lower wall of the body. The connector cover extends within the internal compartment of the body. The connector cover includes an interior chamber that is configured to hold the receptacle connector therein such that the cover extends over at least a portion of the receptacle connector.

Abstract: An electrical connector assembly includes several casings juxtaposed to and connected to one another along an assembling direction, and a positioning bottom plate disposed at a level below the casings. Each casing includes a top plate, a side wall extending downwardly from a lateral side along a mounting direction transverse to the assembling direction, and one fixing pin projecting downward from a bottom end of the side wall. The positioning bottom plate is formed with several rows of fixing channel. Each row of the fixing channels is aligned with the fixing pins of a respective casing. When the juxtaposed casings are brought to fix securely on a printed circuit board supporting the positioning bottom plate, the fixing pins of the casings respectively extend through the fixing channels in the positioning bottom plate such that the positioning bottom plate absorbs an accumulated tolerance caused due to a juxtaposed connection among the casings along the assembling direction.

Abstract: Systems and methods for direct cooling of transceivers, including transceivers used in electrical and optical communications systems. An electrical system includes a transceiver module with a housing that contains a plurality of apertures to allow air flow into and out of the transceiver module. The transceiver includes an internal heat sink located within the housing of the transceiver module, where the internal heat sink is thermally coupled to at least one internal component of the transceiver module. The electrical system also includes a cage for receiving and electrically connecting to the transceiver module.

Abstract: An electrical connector assembly includes an electrically conductive cage having a cage end configured for mounting in a panel opening. The cage has a compartment for receiving a pluggable electrical component therein. The cage end has a circumference defined by an exterior surface of the cage. A retention frame extends over the cage end along at least a portion of the circumference. The retention frame includes a gasket side and a rear side. A retention opening extends through the gasket and rear sides of the retention frame. An EMI gasket is mounted on the cage end. The EMI gasket includes a length of electrically conductive cord having opposite cord ends. The cord is wrapped externally around the cage end forming a continuous band that engages the exterior surface of the cage along at least a portion of the circumference. The cord extends along and engages the gasket side of the retention frame and the cord ends extend through the retention opening and along the rear side of the retention frame.

Abstract: A shielding cage for receiving a plurality of electronic modules includes a bottom cage portion and a plurality of independent upper cage portions each one of which comprising a top wall and two lateral walls adapted to cooperate with the bottom cage portion. Furthermore, each of said upper cage portions defines with the bottom cage portion a respective compartment having an inner cavity for receiving an electronic module, and a subdivision of said bottom cage portion provides for a bottom wall of said compartment.

Abstract: A stacked pluggable cage (100) in accordance with the present invention is adapted for receiving two transceivers (200). The stacked pluggable cage includes a shielding shroud (11) defining a receiving space (13), and a first and a second intermediate walls (12) inserted in the shielding shroud. The first and second intermediate walls are disposed adjacent to each other to divide the receiving space into a first and a second receiving subspaces (13a, 13b) for receiving the transceivers respectively. Each intermediate wall has a body portion (121), and a number of flexible fingers (124) extending rearwardly from the body portion and tilting toward corresponding receiving subspace for grounding corresponding transceiver to thereby improve EMI performance.

Abstract: In various exemplary embodiments, the present invention provides improved card guide and heatsink assemblies for pluggable electro-optic modules utilized in optical communications networks and the like. More specifically, the present invention provides a solderable surface-mounted card guide assembly and a staggered heatsink assembly. These assemblies are utilized with small-form factor pluggable electro-optic modules and the like, and the concepts presented herein can be extended to XFP, XENPAK, XPAK, and X2 electro-optic modules, for example. The solderable surface-mounted card guide assembly of the present invention finds particular applicability with small-form factor pluggable electro-optic modules not utilizing any type of module cage, while the staggered heatsink assembly of the present invention finds particular applicability with small-form factor pluggable electro-optic modules both not utilizing and utilizing any type of module cage.

Abstract: A housing structure for pluggable transceiver module includes a case being internally provided with a plurality of vertical partitioning plates, and having first protrusions provided on an upper and a lower side of a free edge at an open end of the case, and second protrusions provided on two opposite sides of a free end of each of the partitioning plates at the open end of the case; a plurality of first elastic-leaf members being clamped to the free edge of the case and having retaining holes engaged with the first protrusions; and a plurality of second elastic-leaf members being clamped to the free ends of the partitioning plates and having retaining holes engaged with the second protrusions. Therefore, the first and second elastic-leaf members are easily and securely assembled to the case and the partitioning plates via the first and second protrusions, respectively, without the need of spot welding.

Abstract: An electrical connector assembly having shielded cage assembly with a plurality of ports for receiving modules. In one embodiment, the modules comprise SFP (small form-factor pluggable) modules, and the electrical connector assembly is adapted for low-profile applications, thereby optimizing the amount of area and volume occupied by the SFP assembly. In one variant, the SFP modules are pluggable into individual ports, whereby two modules are interconnected to a single header connector interconnected to a motherboard. Methods of manufacturing the connector assembly are also disclosed.

Abstract: A pluggable optical/electrical module is disclosed. One or more features operate to decrease electromagnetic interference are implemented, which features include deforming the portions that mate together to form the housing, placing elbow deformities on extending fingers to more properly seal the housing convex shape to housing to seal gaps between multiple sections, and placing an EMI insulating material within an opening that is formed for the latch that locks the module in place in a chassis.

Abstract: In various exemplary embodiments, the present invention provides improved card guide and heatsink assemblies for pluggable electro-optic modules utilized in optical communications networks and the like. More specifically, the present invention provides a solderable surface-mounted card guide assembly and a staggered heatsink assembly. These assemblies are utilized with small-form factor pluggable electro-optic modules and the like, and the concepts presented herein can be extended to XFP, XENPAK, XPAK, and X2 electro-optic modules, for example. The solderable surface-mounted card guide assembly of the present invention finds particular applicability with small-form factor pluggable electro-optic modules not utilizing any type of module cage, while the staggered heatsink assembly of the present invention finds particular applicability with small-form factor pluggable electro-optic modules both not utilizing and utilizing any type of module cage.

Abstract: An electrical connector having an electrical interface assembly electrical processing circuitry, and an EMI barrier. The electrical interface assembly has a plurality of electrical contacts for interfacing with a receptacle when the electrical connector is connected to a corresponding receptacle. The electrical processing circuitry is for processing electrical signals received from at least some of the plurality of electrical contacts and/or to be sent to the plurality of electrical contacts. The EMI barrier substantially contains the electrical processing circuitry except at a number of EMI barrier openings. The largest of these EMI barrier openings is where the electrical contacts pass through the connector.

Abstract: A connector assembly includes a shielding cage, a center plate and an electromagnetic seal element. The shielding cage includes side walls with ports disposed between the side walls. The ports receive mating connectors through a mating interface of the shielding cage. The center plate includes transverse walls disposed between and coupling the side walls of the shielding cage to one another. The center plate separating the ports and defines a chamber between the transverse walls and the side walls of the shielding cage. The electromagnetic seal element is disposed in the chamber of the center plate and engages the transverse walls of the center plate to prevent electromagnetic interference within the center plate from radiating through the mating interface.