Abstract: An electrical connector assembly includes an electrical connector and a rotatable sleeve. The electrical connector includes a casing and a coupling component. The coupling component is rotatably disposed on the casing, and the coupling component has at least one first ratchet tooth. The rotatable sleeve is rotatably disposed on the casing. The rotatable sleeve has at least one second ratchet tooth, the second ratchet tooth of the rotatable sleeve is meshed with the first ratchet tooth of the coupling component merely along a first direction for rotating the coupling component relative to the casing.

Abstract: An electrical connector includes a signal joint and a circuit board seat. The circuit board seat includes a seat body, a clamp component and a mount component. The seat body includes a base portion, a mount portion and a clamp portion. The base portion is fixed to the signal joint, the mount portion and the clamp portion are respectively connected to two opposite sides of the base portion, and the base portion, the mount portion and the clamp portion together form an accommodation recess. The clamp component is movably located in the accommodation recess. The clamp component and the clamp portion together form an installation space, and the installation space is configured to accommodate a circuit board. The mount component is movably disposed through the mount portion of the seat body of the circuit board seat, and the mount component is connected to the clamp component.

Abstract: A coaxial cable connector comprises an inner sleeve comprising a first and second outer flange; metal inner sleeve comprising a second inner ring having a ring portion and plurality of elastic portions and a first inner ring having a second inner flange and plurality of wings; an outer sleeve comprising a fourth inner flange and engaging bump; and a nut comprising a first inner flange and threaded portion adapted to engage with an electronic device. One end of the plurality of elastic portions is connected with the ring portion and the other end comprises a fifth outer flange. One end of the plurality of wings is connected to the second inner flange and the other end to the ring portion. When the outer sleeve moves toward the nut, the engaging bump presses and enables the fifth outer flange to move toward the outer surface of the inner sleeve.

Abstract: An optical transmission device includes a light guiding unit, a light path conversion unit, a light receiving and transmitting unit, and a light absorption unit. The light guiding unit is connected to an optical fiber and is suitable for transmitting optical signals. The light path conversion unit is connected to the light guiding unit and is suitable for receiving optical signals and changing the optical path of the signals. The light absorption unit is used to receive reflected optical signals. By configuring two receiving elements and two transmitting elements in the light receiving and transmitting unit, the device can simultaneously support optical transmission and the use of an optical time-domain reflectometer on the same optical path.

Abstract: Some embodiments of the disclosure provide an isolator which includes a body, a first circuit module, and a second circuit module. In some examples, the first circuit module is arranged at a first connecting port of the body and includes a first integrated circuit board, a first shell surrounding the first integrated circuit board, a first signal processing circuit penetrating through the first integrated circuit board, and a joint sleeved on an insulating bushing. The joint partially surrounds the first signal processing circuit. A first end portion of the first signal processing circuit is electrically connected to a first contact element. The second circuit module is arranged at a second connecting port of the body and includes a second integrated circuit board, a second shell surrounding the second integrated circuit board, and a second signal processing circuit extending along a length direction of the second integrated circuit board.

Abstract: A passive optical network device comprising a casing, printed circuit board, and fiber optic transceiver system is provided. The fiber optic transceiver system comprises a fiber optic components device, fiber optic transceiver, and RF connector. During operation, the fiber optic components device converts optical signals from the fiber optic transceiver to digital signals, and then transmits the converted digital signals to external electronic systems via the hot-pluggable transceiver connection interface. The fiber optic components device converts digital signals from the external electronic systems to optical signals, and then transmits the optical signals to other external electronic systems via the fiber optic transceiver. The RF connector transmits RF signals from additional external electronic systems to the external electronic systems via the hot-pluggable transceiver connection interface.

Abstract: A fibre optic cable stripper, comprising an alignment and fixing element, a rotational adjuster, and a lateral stripping and removing element is provided. The alignment and fixing element, aligning and fixing the fibre optic cable, comprises an alignment and threaded sleeve portion and a fixing portion. The rotational adjuster, sleeved on the alignment and threaded sleeve portion, rotatably moves back and forth thereon. The lateral stripping and removing element, cutting and stripping and rotating the rotational adjuster, comprises an enabling gap portion and a lateral sleeve portion. The lateral sleeve portion is mounted to the rotational adjuster and the enabling gap portion strips at least two gaps through to an end of the fibre optic cable having a preset depth via rotatable movement of the rotational adjuster. The preset depth is different depths defining different diameter sizes of the fibre optic cable.

Abstract: A modular high density communications chassis including a chassis, pull-out cable management system (POCMS), and at least two or more slidable carrier modules (carrier module(s)) is provided. The carrier modules are slidably mounted to the chassis and POCMS vertically, respectively. The POCMS is assembled to the chassis. In an operational position, ends of the carrier modules of the chassis extend outward from an access mounting opening of the chassis and ends of the carrier modules of the POCMS, alternately neighboring, lie flush with a plane of the access mounting opening. A handle of the POCMS is configured to move the POCMS from the operational position to a cable management position, whereby, the ends of the carrier modules of the POCMS extend past the ends of the carrier modules of the chassis, providing staged access to the carrier modules and staged management of connector cables extending to and therefrom.

Abstract: A pluggable optical transceiver comprising a main body, an optical sub-assembly, an operation indicator assembly, a circuit board, a main body covering, and a rotatable locking assembly is provided. The optical sub-assembly, operation indicator assembly, and circuit board are electrically coupled and positioned within an optical fiber opening and electrical connector opening of the main body, respectively. The rotatable locking assembly is configured to release the pluggable optical transceiver from communications equipment. The operation indicator assembly has a flexible printed circuit board, at least a circuit board metalized pad, and at least a light-emitting element. The light-emitting element emits light at the optical fiber opening on an operation indicator side of the main body, for visually recognizing an operational status of the pluggable optical transceiver.

Abstract: A duplex fiber optic adapter, comprising a housing having an integrated polarity reversal portion and a receiving portion is provided. The integrated polarity reversal portion comprises a first fiber optic connector assembly, including a first optic fiber assembly having a first coupling ferrule, a first connecting ferrule, and a first optic fiber therebetween, and a second fiber optic connector assembly, including a second optic fiber assembly having a second coupling ferrule, a second connecting ferrule, and a second optic fiber therebetween. The receiving portion comprises first and second ports, configured to receive a pair of ferrules of a fiber optic connector and through opposing ends, the first port is configured to receive the second connecting ferrule and the second port is configured to receive the first connecting ferrule. Following engagement, polarity reversal optical connection is established between the fiber optic connector and a mating fiber optic connector via the adapter.

Abstract: A coaxial cable connector comprising a sleeve, nut, post, and annular flange is provided. The post is assembled to the nut, the annular flange to the post, and post, annular flange and nut to the sleeve. The nut has a plurality of nut sides, and a plurality of crests between the plurality of nut sides, each having a raised ridged pattern thereon. Each raised ridged pattern comprises a first plurality of grooves having a first groove helix angle and a second plurality of grooves having a second groove helix angle, intersecting the first plurality of grooves, forming a plurality of peaks. Following assembly, a plurality of deformed indentations is formed on an inner surface of the sleeve via the plurality of peaks of the nut.

Abstract: A coaxial cable connector comprising an outer sleeve, a nut, at least an electronic component, and at least a passive element is provided. The outer sleeve is electrically coupled to ground and configured for mounting of a coaxial cable thereto. The nut is rotatably assembled to the outer sleeve and configured for mounting to an RF port. The at least an electronic component is electrically coupled to the outer sleeve. The at least a passive element has a proximal lead and a distal lead, both, electrically coupled thereto and extending in opposite directions thereof, electrically coupled to the at least an electronic component. The at least a passive element, at least an electronic component, and outer sleeve, form a circuit. The formed circuit is an attenuator, protection circuit, amplifier circuit, or multiplexer or any combination of the foregoing.

Abstract: A modular high density communications chassis, comprising a chassis and slidable carrier module is provided. The chassis comprises a second track having a first and second stage access fixing recess and a sectional sliding mechanism having a moveable squeeze-release latching rail mechanism. The slidable carrier module comprises a push-pull tab and a snap-fit mechanism, and is slidably mounted to the second track and squeeze-release latching rail mechanism. The slidable carrier module is slidably mounted to the chassis vertically. The snap-fit mechanism is configured to secure and release the slidable carrier module in and from a first stage position when corresponding to the first stage access fixing recess, and in and from a second stage position when corresponding to the second stage access fixing recess, via pulling and pushing of the at least a push-pull tab, respectively, providing staged access to the slidable carrier module and staged management of the connector cables extending to and therefrom.

Abstract: A coaxial cable connector system, comprising a coaxial connector, a coaxial cable, and a universal coaxial cable fixing sleeve is provided. The universal coaxial cable fixing sleeve comprises a first gripping component, a second gripping component, and a third gripping component. When the coaxial cable is assembled to the universal coaxial cable fixing sleeve, the first gripping component grips a conductive shield of the cable, and the second and third gripping components grip a protective outer jacket of the cable, respectively. When the universal coaxial cable fixing sleeve is engaged to a first connector, a first housing outer surface thereof corresponds to and fixedly engages with a sleeve receiving inner surface of the first connector, and when disengaged and engaged to a second connector different in type from the first connector, no re-preparation of the cable is required for corresponding fixed engagement.

Abstract: A duplex fiber optic adapter, comprising a pair of fiber optic connector assemblies, a housing and a pair of ports positioned within the housing is provided. The housing has a pair of opening structures on one end, configured for fixed attachment of the pair of fiber optic connector assemblies, and a pair of polarity reversal connector openings on an opposing end, configured to receive a pair of ferrules of a fiber optic connector. When a fiber optic connector is inserted into the adapter and the adapter is coupled to a mating fiber optic connector, the pair of ferrules is engaged in the pair of ports of the housing and coupling ferrules of each pair of fiber optic connector assemblies is engaged in a pair of ports of the mating fiber optic connector, establishing a polarity reversal connection between the fiber optic connector and mating fiber optic connector via the adapter.

Abstract: An adjustable coaxial cable compression tool, terminating a coaxial cable connector onto a coaxial cable end, comprising a plunger, a body, a fixed guideway plate, a first moveable guideway plate, a second moveable guideway plate, and a die block is provided. The plunger comprises a first plunger head and a second plunger head, both having different shapes conforming to different types of coaxial cable connectors and are interchangeable. The body has a body receiving end, wherein the plunger is slidable therein. The fixed, first moveable and second moveable guideway plates have fixed, first and second guideways, each having different diameters, respectively. The die block comprises first and second die halves. The plunger is axially advanced to force the coaxial cable connector onto the coaxial cable end, radially contracting the coaxial cable connector into compression engagement with the coaxial cable end.

Abstract: An optical sub-assembly comprising a filtering optical module, a light emitting module having a light emitting device (LED), at least a light receiving module, at least one wavelength filter, a fibre optic connector and cable having a fiber optic, and a telescopic-shaped core cylinder module having at least two tapered diameter core portions and at least a gel coating layer over an inner surface thereof is provided. A first optical signal of the light emitting device is directed to the tapered diameter core portions, the at least one wavelength filter, and onto the fibre optic. The telescopic-shaped core cylinder module is configured to perform isolation on optical signals via the tapered diameter core portions, taperedly shrinking the area for reflected light to impinge on the LED, and the at least a gel coating layer absorbing wavelengths of the optical signals reflected in and to the tapered diameter core portions.

Abstract: A coaxial cable connector comprises: an inner sleeve having a first outer flange and a first surface; a nut coaxially arranged with the inner sleeve, comprising a first inner flange and a threaded portion, the threaded portion of the nut engages with a threaded surface of a connector of an electronic device; a first inner ring coaxially arranged with the inner sleeve, comprising a ring portion and a plurality of elastic portions, one end of each of the plurality of elastic portions comprising a second outer flange disposed between the ring portion and the first outer flange; and an outer sleeve coaxially arranged with the first inner ring and the inner sleeve, wherein when the outer sleeve moves toward the nut, an engaging bump of the outer sleeve presses the second outer flange to enable the second outer flange to move toward the outer surface of the inner sleeve.

Abstract: A coaxial cable connector comprising a sleeve, nut, post, and annular flange is provided. When the post is assembled to the nut, the annular flange to the post, and post, annular flange and nut to the sleeve, a proximal post engagement portion of the post is near to a protrusion ridge of the nut, and a proximal flange engagement end of the annular flange is flush with an annular inward protrusion of the nut and post ridge and post outer surface of the post. An annular space is formed between the proximal flange engagement end and a distal flange end of the annular flange and post outer surface and a distal post tapered end of the post. A plurality of deformed indentations is formed on an inner surface of the sleeve via a plurality of engagement protrusions of the nut, each having a tapered side and a distal side.

Abstract: A tool for mounting a coaxial cable on a first connector is disclosed, wherein the coaxial cable extending along a first axial is adapted to pass through a first outer sleeve of the first connector, wherein the tool comprises a plunger; and a mold comprising an upper mold hinge and a lower mold hinge, wherein the upper mold hinge pivotally connected to the lower mold hinge so as to rotate the upper mold hinge relative to the lower mold hinge with respect to a rotation axis, and a second axial direction of the rotation axis is parallel to the first axial direction, wherein the plunger is adapted to push the first connector so as to force the upper mold hinge and the lower mold hinge to press the first outer sleeve so as to deform the first outer sleeve radially.