3517 results about "Optical fiber connector" patented technology

A telecommunications cabinet comprising a top, a floor, a pair of opposing sides, a front wall and a rear wall defining an interior, the front including an access door for accessing the interior. Within the interior are mounted a cable management structure, an adapter panel with an adapter configured to optical connector two optical fiber cables terminated with fiber optic connectors, and a fiber optic connector holder mounted in openings of the adapter panel. The connector holder has an opening configured to receive a fiber optic connector with a dust cap, the opening accessible from a front side of the adapter panel. A fiber optic connector including a ferrule with a polished end face holding an end of an optical fiber with a dust cap placed about the ferrule and polished end face is inserted within the opening of a fiber optic connector holder. And a fiber optic connector is inserted within the rear side of one of the adapters.

Interconnect cabinets for optical fibers include an enclosure and a splitter and termination panel mounted in the enclosure. The splitter has a plurality of optical fiber connectorized pigtails extending therefrom. Each of the connectorized pigtails is associated with an optical fiber feeder cable to be coupled to a central office. The termination panel has a plurality of optical fiber connection members, ones of which are associated with respective subscriber locations. The connectorized pigtails have a cable length sufficient to allow connection to the plurality of connection members.

A multi-port optical connection terminal for use as a branch point in a fiber optic communications network at a distance from a mid-span access location provided on a distribution cable having a plurality of optical fibers. The multi-port terminal includes a base and a cover affixed to the base. A stub cable port formed through one of the base and the cover receives a stub cable having at least one optical fiber extending continuously from the multi-port terminal to the mid-span access location. A first end of the optical fiber is optically connected to a respective optical fiber of the distribution cable at the mid-span access location and a fiber optic connector is mounted upon the second end. At least one connector port is provided on the multi-port terminal for receiving the fiber optic connector and a connectorized end of a fiber optic drop cable extending from the multi-port terminal.

A broadband access transmission network integrating the functions of electric power network, communication network, TV network and Internet relates to network transmission. It includes a broadband transmission network of 10 KV power distribution network and a broadband transmission network of low-voltage power distribution network. These two transmission networks are connected via distribution transformers and optical fiber connectors. The broadband transmission network of 10 KV power distribution network is composed of optical compound power lines, wires, transformer substations, machine rooms, taps, insulating jackets, insulating waterproofing outer jackets and optical fiber connectors. The broadband transmission network of low-voltage power distribution network is composed of optical compound power lines, coaxial cable compound power lines, taps, insulating jackets, optical access points, distributors, modems and two-way amplifiers. The invention can perform high-speed broadband communication and power transmission on the same compound wires. It utilizes the existing power network sufficiently and prevents the cost of rebuilding the communication network, cable TV network and Internet, and can simultaneously perform building, operating, maintaining and managing of these networks.

An integrated circuit / optoelectronic packaging system (100) which comprises OE and IC components packaged to provide electrical input / output, thermal management, an optical window, and precise passive or mechanical alignment to external optical receivers or transmitters. A transparent insulating substrate having electrical circuitry in a thin silicon layer formed on its top side is positioned between the optical fiber and the optoelectronic device such that an optical path is described between the optoelectronic device and the optical fiber core through the transparent insulating substrate. The optoelectronic devices are mounted on the transparent insulating substrate in a precise positional relationship to guide holes in the substrate. The optical fibers are fixed in an optical fiber connector and are held in a precise positional relationship to guide holes in the connector. Alignment is accomplished with complementary guide pins that pass through guide holes in the fiber optic connector and in the transparent substrate.

A fiber optic connector including one or more ferrule assemblies having a ferrule and a keyed ferrule holder defining a first key slot and a second key slot, and a connector housing defining a key that is received within the first or the second key slot. The first key slot configures the connector in a first keyed position for simultaneous, coplanar end face polishing of the ferrules, and the second keyed position configures the connector for mating with a receptacle, optical device or another connector. A fiber optic connector including a connector outer housing defining a first key slot for positioning the connector housing in a first keyed position and a second key slot for positioning the connector housing in a second keyed position, a connector inner housing defining a key and a ferrule assembly including a ferrule and a ferrule holder, wherein the ferrule assembly is biased outwardly within the connector outer housing. The connector outer housing is independently positionable between the first keyed position for end face polishing and the second keyed position for connector mating.

An optical fiber enclosure system includes a plurality of integrated optical connector and coupler assemblies. The first optic coupler is integrated adjacent to the ferrule in the connector. In a preferred embodiment, the integrated optical connector coupler is constructed in a compact package such that when installed in the optical fiber enclosure no part of the coupler connector assembly protrudes beyond the footprint of the fiber enclosure and yet maintains an industry recommended minimum bend radius of 1.5 inches on the output cable ports thus allowing the fiber enclosure front panel to close without impinging on the cables of the assembly.

An optical fiber connector includes a housing configured to mate with a receptacle, a collar body that includes a fiber stub and a mechanical splice device, a backbone to retain the collar body within the housing, and a boot. The backbone includes a fiber jacket clamping portion to clamp a jacket portion that surrounds a portion of the terminated optical fiber upon actuation. The boot actuates the fiber jacket clamping portion of the backbone upon attachment to the backbone. The optical fiber connector can be terminated in the field without the need to use a separate termination platform or tool.

Disclosed is a connector which can be used to terminate, among other things, an optical fiber. The connector includes a housing, and the housing defines a cavity. The housing has an end configured for insertion into an associated receptacle. On the housing is a latch for securing the housing in the associated receptacle. The latch has a first end and a second end opposite the first end, and each end of the latch is either connected to or simply supported by the housing.

An optical fiber connector can include an optical fiber interface, an identification circuit, and an electrical interface that is communicatively connected to the identification circuit. The identification circuit may be a non-volatile memory such as, for example, a read only memory, a magnetic random access memory and / or a flash-random access memory. The identification circuit may include a housing that can be releasably connected to a Light Guide Cross Connect (LGX). The identification circuit may generate an electrical signal that identifies a fiber, a fiber bundle, a fiber type, a connector type, who manufactured an optical fiber, when an optical fiber was manufactured, and / or when an optical fiber was installed.Related optical fiber distribution terminals are also discussed.

A universal breakout harness for reversing the polarity of optical fibers includes a multi-fiber connector having a plurality of optical paths, an optical ribbon having a plurality of optical fibers disposed in the optical paths of the multi-fiber connector, and a plurality of optical fiber connectors opposite the multi-fiber connector defining a plurality of pairs of optical fiber paths. The optical fibers are separated and routed between the optical paths of the multi-fiber connector and the pairs of optical paths defined by the plurality of optical fiber connectors such that the optical fibers in at least one of the pairs of optical paths are selected from optical fibers disposed in optical paths of the multi-fiber connector that are not immediately adjacent to each other. The universal breakout harness is used in methods of implementing reverse-ribbon positioning in a cabling system and transitioning ribbon cabling into multiple duplex systems.

A field termination platform and method for field termination of an optical fiber in an optical fiber connector are provided. The field termination platform includes a base configured to hold the optical fiber connector having a pre-assembled fiber stub. An actuation mechanism is disposed on the base to actuate a splice element of the optical connector and to actuate a buffer clamping portion of the optical connector. A fiber holder is provided to hold the optical fiber in the termination platform during termination.

A factory-prepared preterminated and pre-connectorized fiber optic distribution cable having at least one mid-span access location for providing access to a plurality of preterminated optical fibers pre-connectorized with a multi-fiber connector is provided. Also provided is a method of forming a pre-connectorized fiber optic distribution cable by terminating and pre-connectorizing a predetermined number of the plurality of optical fibers of the cable to create a pre-connectorized mid-span access location. The fiber optic distribution cable provides a low profile mid-span access location that is sufficiently flexible to be installed through relatively small-diameter buried conduits and over aerial installation sheave wheels and pulleys without violating the minimum bend radius of the cable or the optical fibers. A protective encapsulant protects and seals the mid-span access location during cable reeling, unreeling, installation and until the access location is needed for interconnecting a connectorized fiber optic drop or branch cable.

A field installable fiber optic connector includes a housing and a ferrule holder inserted from the rearward end of the housing. A spring element inserted into the front of the housing and a spring element retainer attached to the ferrule holder bias the ferrule holder forward. An optical fiber stub is disposed between opposed splice members and a field fiber is inserted between the splice members and guided by a groove into abutment with the end of the optical fiber stub. A cam disposed about the ferrule holder is movable to facilitate insertion of the field fiber and to clamp the field fiber and the optical fiber stub between the splice members. In one embodiment, a trigger is coupled to the housing. The trigger is disposed about and slides relative to the ferrule holder, thereby biasing the housing forward relative to the ferrule holder to aid in latching the connector.

An optical fiber adapter is provided. The adapter includes a plurality of walls which defines an accommodation room adapted for being coupled with an optical fiber connector. A protrusion in the accommodation room is disposed on one of the walls. The adapter further includes a shutter member having a first parallel portion, a second parallel portion substantially parallel to the first parallel portion and a connecting portion connecting the first and second parallel portions. The first and second parallel portions and the connecting portion together define a clamping portion. The clamping portion clamps the protrusion. An elastic shutter plate extends from the first parallel portion and into the accommodation room.

An optical fiber connector and adapter according to the present invention are provided. At least one indentation is formed on the connector and a protrusion mating with the indentation is formed within the adapter thereby physically limiting the insertion of a connector into a particular adapter.

Fiber optic connectors having an optical fiber stub that is fusion-spliced for optical connection and related tools for the fiber optic connectors are disclosed. Specifically, the connector assembly for fusion-splicing includes a fiber optic connector having an optic fiber stub and a boot attachable to the fiber optic connector. The boot is configured to transfer the majority of the axial force from the fiber optic cable to the fiber optic connector. Specifically, a splice housing for housing the fusion splice is configured for attachment to an end of the boot for transferring forces from the fiber optic cable to the boot. Consequently, the boot preferably has an extensibility of less than about 2 millimeters under an axial load of about fifteen pounds to inhibit excess forces from acting on the optical fiber stub.

A tray for splicing optical ribbon fibers capable of storing and organizing ribbon fibers splices and excess length, improving accommodation density for the optical ribbon fiber by using new splice arrangement plate structure, including a tray main body having a plurality of supporting portions protruded on an outer side thereof; a plurality of inlet portions for providing inlet paths for protection tubes, each of the inlet portions being formed on the outer side; a pair of stacking bars having through holes rotatably supported by one of the supporting portions to stack another tray main body; a plurality of splice arrangement plates for organizing optical ribbon fibers, each of the splice arrangement plates being disposed on the main body; a number of organizing portions for fixing the optical ribbon fibers and arranging excess lengths of the optical ribbon fibers, each of said splice arrangement plates comprising a plurality of the organizing portions; and a plurality of covers for covering the splice arrangement plates, respectively, to prevent said splice and excess length positioned in organizing portions from being removed outward.

A fiber optic splice organizer stores optical fiber splices and sufficient slack to permit the fibers to be readily separated, such as for reorganization or to remake a splice. Multiple hinges connect a plurality of fiber trays side by side to provide pivotable connections between trays. A flat orientation of the trays enables splicing and coiling of fibers as they are loaded into a tray. The trays then pivot into a fiber storage position. Special features of the hinges provide support for fibers and splices as they are loaded into the trays. The hinges protect the fibers as the trays are pivoted as well as when the trays are in their folded position for storage without requiring buffer tubes. Multiple architectures for the organization of fibers are enabled without violating minimal bend radii, and while providing for ease of separation of individual fibers or groups of fibers.

An LC format optical connector for terminating an optical fiber includes a housing configured to mate with an LC receptacle, the housing including a shell, a first resilient latch disposed on a surface of the shell, and a backbone. The LC format connector also includes a collar body disposed in the housing and retained between the outer shell and the backbone, wherein the collar body includes a fiber stub disposed in a first portion of the collar body. The collar body further includes a mechanical splice disposed in a second portion of the collar body, the mechanical splice configured to splice the second end of the fiber stub to a second optical fiber. The LC format connector further includes a trigger coupled to an outer surface of the housing backbone, the trigger including a second latch that engages the first latch when acted upon by a pressing force. An optical connector with a single piece latch structure is also provided.

The device includes a fiber optic cable, a transponder, an antenna, and a transceiver. The transponder is attached to a fiber optic connector of the fiber optic cable. The transceiver is electrically connected to the antenna, the transceiver is able to activate the transponder thus enabling the transceiver to read the information deposited with the transponder. Information deposited with the transponder can include information related to the length of the fiber optic cable, information related to the industrial standard to which the fiber optic connector conforms, information related to the predetermined optical fiber grade of the optical fiber of the fiber optic cable, information related to the specific purchase date of the fiber optic cable, or information related to the warranty of the fiber optic cable.

An optical subassembly (“OSA”) for use in optical communications modules is disclosed. The OSA solves various issues related to the insertion and removal of an optical fiber connector into and from the OSA receptacle, including hard plug, wiggle performance, and shavings production. In one embodiment, an optical communications module is disclosed and includes a housing and an optical subassembly of the present invention partially contained within the housing. The optical subassembly includes various components, including a body composed of a first material, and a plug receptacle formed with the body. The plug receptacle includes an inner surface on which surface features, such as threads, are formed. A hollow cylindrical sleeve composed of a second material is received in the plug receptacle such that the outer sleeve surface engages the surface features of the plug receptacle inner surface and such that an optical fiber connector can be received by the sleeve.

A field installable optical fiber connector includes a connector housing, a ferrule, a ferrule holder, a splice holder, splice components and a cam member. The splice holder is disposed within the connector housing and defines a first cavity adjacent the forward end and a second cavity adjacent the rearward end. The ferrule holder is fixedly disposed within the first cavity and defines a recess adjacent the forward end. The ferrule is fixedly disposed within the recess and defines a longitudinal bore for receiving an optical fiber stub. The splice components are disposed within the second cavity and configured to receive and secure the optical fiber stub to a field fiber when the cam member disposed about the splice holder is actuated. The splice holder is made of a plastic material and the ferrule holder is made of a metal material to simultaneously satisfy cost, capacity, geometry, strength and machining requirements.

An optical fiber termination apparatus includes a body portion having an optical fiber outlet therein and a connector receiving portion extending from the body portion and having an outer wall defining an optical fiber connector receiving chamber and having an opening to the connector receiving chamber at an end thereof spaced from the body portion. An optical connector is positioned in the opening, wherein the opening is configured to receive the optical connector therein without rotating the optical connector relative to the connector receiving portion. A sealing member is positioned between the optical connector and the outer wall of the connector receiving portion to seal a gap therebetween. A cover is positioned on the optical connector and the connector receiving portion that retains the optical connector in the opening and compresses the sealing member between the outer wall of the connector receiving portion and the optical connector without rotating the optical connector relative to the connector receiving portion.

A boot for an optical fiber connector according to the present invention is provided. The boot includes a hollow cylindrical body and a protrusion portion integrally formed on the hollow cylindrical body. In addition, a member with the property of plasticity is axially embedded in the protrusion portion so that the boot has the property of plasticity.

An optical fiber connector and adapter according to the present invention are provided. At least one indentation is formed on the connector and a protrusion mating with the indentation is formed within the adapter thereby physically limiting the insertion of a connector into a particular adapter.

An optical fiber connector includes a connector housing, a ferrule and a clamping assembly. The connector hosing has a front end and a rear end. The ferrule is disposed in the connector housing and projects from the front end of the connector housing. The clamping assembly is disposed in the connector housing for mounting the ferrule, and includes a hollow housing and a cam member, wherein the cam member includes a groove adapted to clamp a terminating fiber when a cam effect between the hollow housing and the cam member is generated and further the cam effect causes the groove of the cam member to generate a clamping force.