Plug/termination Device Patents (Class 385/139)
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Patent number: 12158618Abstract: An assembly having a protective part including a cap or a plug, a fiber optic component adapted to mate with the protective part and a lanyard. The lanyard has a first end attached to the protective part and a second end attached to the fiber optic component. One of the first and second ends of the lanyard includes a loop defined by a loop member. The loop has a plurality of undulations. The undulations are moveable between a first state and a second state. The undulations are at least partially straightened in a circumferential orientation as the undulations move from the first state to the second state. An inner cross-dimension of the loop is larger when the undulations are in the second state as compared to the first state, and wherein a resiliency of the loop biases the undulations toward the first state.Type: GrantFiled: September 29, 2022Date of Patent: December 3, 2024Assignee: CommScope Technologies LLCInventors: Yu Lu, Ryan Kostecka
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Patent number: 12158628Abstract: A fiber module is disclosed with an improved design that creates at least two work areas for managing fiber within the module body by including a work area floor that partitions the interior of the module to define at least two work areas. Each of the work areas includes their own fiber management equipment, as well as fiber routing elements for managing a length of slack fiber within each of the work areas. By segmenting the interior of the module into the multiple work spaces, the module described herein is more efficient when managing larger numbers of fibers.Type: GrantFiled: October 28, 2022Date of Patent: December 3, 2024Assignee: Panduit Corp.Inventors: Mark Shurhay, Bon B. Sledzinski, Jerry A. Wiltjer
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Patent number: 12140803Abstract: An easily assembled SC connector, comprising a tail sleeve, an outer frame sleeve, a fixing piece, a limiting piece, a tail pipe, a stop ring, a press-inserting core tail shank, a spring, a metal ring, a ceramic inserting core, and a dustproof cap. During assembling, the tail pipe is sleeved in the tail sleeve in an interference fit, then the metal ring is fixedly connected to the press-inserting core tail shank by means of injection molding, and the stop ring and the limiting piece are fixed by means of injection molding. The injection molding has a simple production process and low costs. The whole assembly process is simple, and automatic assembly can be achieved. In addition, the present application only needs to directly extend a needle for dispensing glue into the center of the press-inserting core tail shank.Type: GrantFiled: June 20, 2022Date of Patent: November 12, 2024Assignee: Huizhou Fibercan Industrial Co., LtdInventor: Yaole Li
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Patent number: 12144152Abstract: [Problem] To suppress the number of man-hours required to handle design changes accompanying a change in heat generation in an internal unit stored inside an electric device. [Solution] The present invention includes: at least one internal unit, which is a heat generating body and has a prescribed cross-sectional external shape; at least one heat conduction unit, which is a good conductor of heat and has a prescribed cross-sectional external shape; and a device housing in which two or more of the internal unit and the heat conduction unit can be stored in a state of being adjacent to each other with the prescribed cross-sectional external shapes thereof overlapping each other, the device housing thermally connecting to the stored internal unit or the stored heat conduction unit.Type: GrantFiled: September 18, 2019Date of Patent: November 12, 2024Assignee: NEC CORPORATIONInventor: Shingo Kameda
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Patent number: 12133031Abstract: A distribution system that includes central ports connected by lines to respective remote ports includes a visual identification system that enables either identifying the central ports connected with selected remote ports, or identifying the remote ports connected with selected central ports. The visual identification system includes signal paths extending between the central and remote ports. The signal paths are connected to output devices that generate visual, auditory, or tactile feedback to identify the ports. The signal paths operate independently of the lines connecting the ports.Type: GrantFiled: May 2, 2022Date of Patent: October 29, 2024Inventor: James L. Kraft
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Patent number: 12124099Abstract: The present disclosure relates to a ruggedized/hardened fiber optic connection system designed to reduce cost. In one example, selected features of a fiber optic adapter are integrated with a wall (24) of an enclosure (22). The adapter comprises a sleeve port (26) into which an optical adapter subassembly is inserted. The subassembly comprises a sleeve part (44) which is inserted into the sleeve, a ferrule alignment sleeve (48) which is inserted into the sleeve part, a ferrule (55) with hub which is inserted into the alignment sleeve, and fixing clip (46) securing the ferrule with hub into the alignment sleeve and the sleeve part.Type: GrantFiled: November 3, 2023Date of Patent: October 22, 2024Assignee: COMMSCOPE CONNECTIVITY BELGIUM BVBAInventor: Philippe Coenegracht
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Patent number: 12111501Abstract: The present invention provides a dust-proof device for protecting insertion interfaces arranged in the optical receptacle. The dust-proof device comprises a coupling portion and a flexible arm connected to the coupling portion, wherein the flexible arm may swing or scroll at a location where the coupling portion is connected to the flexible arm. Alternatively, in another embodiment, the present invention further provides an optical receptacle having a plurality of coupling structures respectively having a first insertion interface at a first side and a second insertion interface at a second side, each first insertion interface or second insertion interface may couple to the dust-proof device so as to form an optical connector module for preventing the optical receptacle from being contaminated.Type: GrantFiled: June 13, 2021Date of Patent: October 8, 2024Assignee: ACSUPER TECHNOLOGIES INC.Inventor: Chung-Ming Tseng
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Patent number: 12078847Abstract: The present disclosure is directed to a board mounted active component assembly that includes a printed circuit board to which a connector is mounted and electrically connected. In one aspect, the connector includes a housing defining an adapter port for receiving an optical plug. The connector also includes a fiber optic transceiver module secured within the housing such that the transceiver module is optically aligned with an optical plug received in the adapter port. The fiber optic transceiver module includes a transmitter optical sub-assembly (TOSA) and a receiver optical sub-assembly (ROSA) with leads connected to a circuit on the printed circuit board.Type: GrantFiled: January 14, 2022Date of Patent: September 3, 2024Assignee: CommScope Technologies LLCInventors: Joseph Christopher Coffey, Paul John Pepe
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Patent number: 12072541Abstract: An optical connector includes first and second ferrules, first and second front housings each accommodating a corresponding ferrule of the first and second ferrules inside, an inner housing connected to rear ends of the first and second front housings, an outer housing including a first latch and accommodating the inner housing inside, and a tab disposed in a second direction intersecting a first direction with respect to the outer housing. The inner housing includes second latches disposed on first and second side portions respectively. The first and second side portions arranged in a third direction intersecting both the first direction and the second direction. The second latches include respective engaging portions that are engageable with the outer housing. Each of the engaging portions is pushed toward the inside of the inner housing to release a state of engagement between the inner housing and the outer housing.Type: GrantFiled: September 20, 2022Date of Patent: August 27, 2024Assignee: SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.Inventors: Takahiro Inaba, Yoshikyo Tamekuni, Mitsumasa Seita
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Patent number: 12072539Abstract: A factory processed and assembled optical fiber arrangement is configured to pass through tight, tortuous spaces when routed to a demarcation point. A connector housing attaches to the optical fiber arrangement at the demarcation point (or after leaving the tight, tortuous spaces) to form a connectorized end of the optical fiber. A fiber tip is protected before leaving the factory until connection is desired.Type: GrantFiled: June 15, 2023Date of Patent: August 27, 2024Assignee: COMMSCOPE TECHNOLOGIES LLCInventors: Ponharith Nhep, Michael James Ott
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Patent number: 12066672Abstract: Fiber optic network systems are implemented, at least in part, using very small form factor (VSFF) interconnect components such as VSFF duplex connector; VSFF mechanical transfer ferrule (MT) connector; VSFF duplex uniboot connector; VSFF MT uniboot connector; VSFF duplex adapter; VSFF MT adapter; VSFF duplex pluggable transceiver; VSFF MT pluggable transceiver; VSFF patch cable assembly; VSFF trunk cable; and/or VSFF breakout cable. The VSFF fiber optic network systems can define fiber breakout cabling that connects large trunk cables to many peripheral network locations. The network systems can define branches and sub-branches from a trunk cable. The network systems can define cross-connect sub-networks between sets of transceivers or adapters. The network systems can define a trunk-to-transceiver cabling assembly for connecting a trunk cable to at least 32 transceiver ports.Type: GrantFiled: September 30, 2022Date of Patent: August 20, 2024Assignee: Senko Advanced Components, Inc.Inventors: Kazuyoshi Takano, Kenji Iizumi, Siu Kei Ma, Takuya Ninomiya, Tyler Royer, Heng Loong Lee
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Patent number: 12019280Abstract: A ferrule can be assembled in the field. A ferrule collar has a non-circular, in particular polygonal outer contour. A corresponding coding region of a ferrule housing is arranged in a portion of a contact chamber on a cable-connection side and has a non-circular, in particular polygonal cross section, in which the ferrule collar is held with a form fit over the entire spring displacement path. The ferrule spring acts on the ferrule collar over the entire displacement path. As a result, the ferrule is secured against rotation about its axis by a high holding force, which makes it easier for a fibre-optic cable to be screwed on. The structural form is particularly well-suited for use in a plug-in connector module.Type: GrantFiled: April 14, 2021Date of Patent: June 25, 2024Assignee: HARTING Electric Stiftung & Co. KGInventor: Dieter Riepe
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Patent number: 12007609Abstract: A dustcap comprises a body having a cylindrical portion configured to receive a ferrule of an optical fiber connector, and an end portion opposite the cylindrical portion. The end portion includes a receptacle. The dustcap has a built-in cleaner disposed within the receptacle. The dustcap further comprises a removable cover configured to couple to the end portion of the dustcap. In another embodiment, the end portion includes a flat surface, the cleaner is disposed on the flat surface of the end portion, and the cover is configured to receive the end portion of the dustcap. In another embodiment, the cover has a receptacle and the cleaner is disposed within the receptacle, whereas the body comprises an end portion configured to receive at least a portion of the cover with the built-in cleaner. Embodiments encompass cleaner assemblies and adapter dustcaps having built-in cleaners.Type: GrantFiled: April 12, 2023Date of Patent: June 11, 2024Assignee: Clearfield, Inc.Inventors: Cheryl Johnson Beranek, John P. Hill, William J. Cruzen, James John Henschel
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Patent number: 11960136Abstract: A cable restraint located in a splice enclosure to restrain a cable includes a tray having a bottom side with an upward facing surface. The cable restraint also includes a restraint bridge removably attached to the tray. The restraint bridge includes a central portion having a surface configured to cooperate with the tab feature to inhibit relative motion between the restraint bridge and the tray in a direction non-perpendicular to an axis of the cable. A restraint clip is removably attached to the restraint bridge and includes a restraint post attached to the body portion configured to secure a strength member of the cable to the restraint clip. The restraint clip further includes a column attached to the body portion configured to inhibit relative motion between the restraint clip and the restraint bridge in the direction non-perpendicular to the axis of the cable.Type: GrantFiled: May 19, 2022Date of Patent: April 16, 2024Assignee: PREFORMED LINE PRODUCTS CO.Inventors: Christopher Grubish, Cameron Joseph Clines
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Patent number: 11921328Abstract: A head assembly of optical fiber connector comprises a guiding head, a terminal base, an elastic element, a tube body, and a stopping element. The guiding head has a fiber channel for receiving optical fiber. The terminal base has a front base body and the rear base body, wherein the front base body is utilized for accommodating an end portion of the guiding head. The elastic element is utilized to accommodate with the terminal base. The tube body has an accommodation space for accommodating with the terminal base. The stopping element is arranged into the tube body, and has a through hole allowing the rear base body passing therethrough, wherein a second end of the elastic element is leaned against the stopping element. The present invention further provides a protection cap for protecting the head assembly from being damaged and contaminated.Type: GrantFiled: March 19, 2022Date of Patent: March 5, 2024Assignees: ACSUPER TECHNOLOGIES INC., SANWA Technologies, Inc.Inventor: Mei-Miao Liu
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Patent number: 11906788Abstract: The present invention provides an optical connector comprising an optical receptacle, a coupling terminal, and a coil structure, wherein the optical receptacle has an accommodation space and a positioning structure, the coupling terminal is arranged into the accommodation space, and the coil structure has a first fixing coil and an elastic coil wherein the coupling terminal is inserted into the elastic coil and the first fixing coil is arranged onto the positioning structure.Type: GrantFiled: December 21, 2021Date of Patent: February 20, 2024Assignee: ACSUPER TECHNOLOGIES INC.Inventor: Chung-Ming Tseng
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Patent number: 11906787Abstract: The present invention provides an optical-electrical connector and an optical-electrical module thereof, wherein the optical-electrical module comprises the optical-electrical connector and an optical adapter, and the optical-electrical connector comprises an optical connector module, and an electrical connector module slidably coupled to the optical connector module, wherein when the optical-electrical connector is taken away from the an optical adapter by a pulling force, the electrical connector module is unlocked to slide out of the optical adapter earlier than the optical connector module, and the electrical connector module is driven to unlock the optical connector module to release from the optical adapter.Type: GrantFiled: March 26, 2021Date of Patent: February 20, 2024Assignees: ACSUPER TECHNOLOGIES INC., FIBERON TECHNOLOGIES INC.Inventors: Mei-Miao Liu, Kenichiro Nakamura
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Patent number: 11892685Abstract: The fiber optic adapter according to the present disclosure may include an adapter housing defining a channel to receive a fiber optic connector having one or more ferrules, and a first shutter and a second shutter attached to opposing sidewalls of the adapter housing. Each of the first and second shutters have a first member and a second member. The first member is configured to extend into the channel. the first members of the first and second shutters are sized and shaped to cooperatively close the channel. At least one of the first member is resiliently movable upon insertion of the fiber optic connector into the channel to open the channel. The fiber optic adapter may prevent the entry of the dust and other debris.Type: GrantFiled: September 22, 2021Date of Patent: February 6, 2024Assignee: Senko Advanced Components, Inc.Inventors: Kenji Iizumi, Kazuyoshi Takano
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Patent number: 11895798Abstract: A system includes a housing and a first circuit board positioned inside the housing. The housing has top, bottom, left side, right side, front, and rear panels. The first circuit board has a length, a width, and a thickness, and the first circuit board has a first surface defined by the length and the width. The first surface of the first circuit board is substantially parallel to the front panel or at a second angle relative to the front panel in which the second angle is less than 60°. The system includes a first data processing module and a first optical interconnect module both electrically coupled to the first circuit board. The optical interconnect module is configured to receive first optical signals from a first optical link, convert the first optical signals to first electrical signals, and transmit the first electrical signals to the first data processing module.Type: GrantFiled: February 24, 2023Date of Patent: February 6, 2024Assignee: Nubis Communications, Inc.Inventors: Peter Johannes Winzer, Brett Michael Dunn Sawyer, Peter James Pupalaikis, Clinton Randy Giles, Guilhem de Valicourt
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Patent number: 11874507Abstract: A dust cap adapted to fit within a fiber optic adapter. The dust cap includes a dust cap body having a back adapter end and a front knob end. The dust cap body is shaped such that the back adapter end has a press fit with a fiber optic adapter. An opening accommodates an adapter ferrule and a flange is secured in an adapter by a stabilizer and projection. The dust cap also transmits laser light along a longitudinal axis of the solid mass of the dust cap body from just beyond the back adapter end to just beyond the front knob end.Type: GrantFiled: November 26, 2018Date of Patent: January 16, 2024Inventor: Jack William Smith
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Patent number: 11860425Abstract: Optical terminators comprising a ferrule assembly with an optical filter for providing a reflective event in an optical network are disclosed. The optical filter assembly reflecting one or more preselected wavelengths so that the service provide can test optical links in an unmated connection node of the optical network. In one embodiment, the optical terminator has a hardened connector interface for outside plant applications. A ferrule assembly comprises the optical filter, and at least a portion of the ferrule assembly is disposed within the connector housing of the optical terminator. In another embodiment the connector housing comprises a locking feature integrally formed into the body of the connector housing for securing the reflective terminator. Other embodiments comprise a sealing element for sealing a rear end of the reflective terminator, a plug end of an outer housing having first and second fingers, and a coupling nut disposed about a portion of the outer housing.Type: GrantFiled: October 22, 2020Date of Patent: January 2, 2024Assignee: Corning Research & Development CorporationInventors: Joseph Clinton Jensen, Martin Eugene Norris, Radawan Ripumaree
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Patent number: 11835774Abstract: A fiber optic connector plug includes a housing. The housing includes a central axis, opposing lateral sides and a top side extending between the opposing lateral sides, and an interior channel, extending through the housing, in a direction parallel to the central axis, from a first end portion of the housing to a second end portion of the housing. The housing also includes a latch, coupled to the housing at the top side. The housing further includes a ferrule, extending from the first end portion of the housing. The housing additionally includes a shutter, coupled to the first end portion of the housing such that the shutter is pivotable and translationally slidable, relative to the first end portion of the housing, between a closed position, in which the shutter covers the ferrule, and an open position, in which the shutter does not cover the ferrule.Type: GrantFiled: April 20, 2022Date of Patent: December 5, 2023Assignee: AMPHENOL CORPORATIONInventors: Phuc Thanh Le, Hien Khuu
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Patent number: 11824682Abstract: A system for controlling equipment at a wellsite includes a surface PLC, a first subsea PLC, a second subsea PLC, a first CAN module, a second CAN module, and a CAN network. The surface PLC is configured to receive a parameter that is measured by a sensor and to transmit a first signal to the first subsea PLC, the second subsea PLC, or both in response to the parameter. The first subsea PLC or the second subsea PLC, or both are configured to transmit a second signal to the first CAN module, the second CAN module, or both in response to the first signal. The first CAN module, the second CAN module, or both are configured to transmit a third signal to the CAN network in response to the second signal. The CAN network is configured to control the equipment in response to the third signal.Type: GrantFiled: January 27, 2023Date of Patent: November 21, 2023Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Limin Chen, Vikas Rakhunde
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Patent number: 11822130Abstract: A fiber optic connector has a fiber optic connector shutter that rotates about a first axis and an adapter for the fiber optic connector also has an adapter shutter that rotates about a second axis in the adapter. When the fiber optic connector and the adapter are mated to one another, the axes for the fiber optic connector shutter and the adapter shutter are aligned and the fiber optic connector shutter and the adapter shutter rotate about a single axis. The fiber optic connector shutter and the adapter shutter include structure to maintain engagement during the mating and un-mating of the fiber optic connector and the adapter.Type: GrantFiled: April 18, 2022Date of Patent: November 21, 2023Assignee: US Conec Ltd.Inventor: Jason Higley
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Patent number: 11822142Abstract: The present disclosure relates to a ruggedized/hardened fiber optic connection system designed to reduce cost. In one example, selected features of a fiber optic adapter are integrated with a wall (24) of an enclosure (22). The adapter comprises a sleeve port (26) into which an optical adapter subassembly is inserted. The subassembly comprises a sleeve part (44) which is inserted into the sleeve, a ferrule alignment sleeve (48) which is inserted into the sleeve part, a ferrule (55) with hub which is inserted into the alignment sleeve, and fixing clip (46) securing the ferrule with hub into the alignment sleeve and the sleeve part.Type: GrantFiled: May 19, 2022Date of Patent: November 21, 2023Assignee: CommScope Connectivity Belgium BVBAInventor: Philippe Coenegracht
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Patent number: 11820474Abstract: An enclosure structure suitable for high-pressure environments includes a feedthrough for coupling components housed within the enclosure structure to components external to the enclosure structure. The enclosure structure includes a housing comprising one or more cavities for receiving one or more electronic components within an interior of the housing and a bore through the housing. The one or more electronic components comprises a connector element and the bore comprises a non-tapered portion and a tapered portion. The non-tapered portion is proximate to the interior of the housing and the tapered portion is proximate to the exterior of the housing. The bore is configured to receive a feedthrough pin for coupling the connector element to an external component external to the enclosure structure. The enclosure structure also includes a feedthrough pin extending through the bore and a potting material disposed within the tapered portion surrounding the feedthrough pin.Type: GrantFiled: September 27, 2021Date of Patent: November 21, 2023Assignee: Aqua Satellite, Inc.Inventor: Robert Alan Eustace
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Patent number: 11809010Abstract: In one embodiment, a method of preparing a round fiber optic cable includes applying a cable orientation guide to a portion of the fiber optic cable. The fiber optic cable includes a jacket, a first strength member, a second strength member, and an optical fiber. The strength members and the optical fiber are disposed within the jacket along a strength axis. Applying the cable orientation guide rotates the fiber optic cable such that the strength axis is positioned along a preferential axis. The method further includes forming a punched area in the jacket. The method also include removing a portion of the jacket forward of the punched area to provide a flat end face defined by the punched area for attaching the cable to a retention body of a fiber optic connector.Type: GrantFiled: April 29, 2022Date of Patent: November 7, 2023Assignee: CORNING RESEARCH & DEVELOPMENT CORPORATIONInventors: Michael John Gimblet, Kristen Shea Harmon, Xin Liu, Radawan Ripumaree
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Patent number: 11789212Abstract: A fiber optic connector along with a tool allows for the changing of the polarity of the fiber optic connector. Keys may be installed in both the top and the bottom of the fiber optic connector, one in a first position and the other in a second position. Using the tool in one back-and-forth motion, the polarity of the fiber optic connector can be changed. The keys have a configuration that resist an incorrect insertion and provide better retention of the keys in the correct configuration due to a better retention force.Type: GrantFiled: January 23, 2023Date of Patent: October 17, 2023Assignee: US Conec Ltd.Inventors: Darrell R. Childers, Craig M. Conrad, Jason Higley, Jillcha F. Wakjira
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Patent number: 11747573Abstract: A factory processed and assembled optical fiber arrangement is configured to pass through tight, tortuous spaces when routed to a demarcation point. A connector housing attaches to the optical fiber arrangement at the demarcation point (or after leaving the tight, tortuous spaces) to form a connectorized end of the optical fiber. A fiber tip is protected before leaving the factory until connection is desired.Type: GrantFiled: August 8, 2022Date of Patent: September 5, 2023Assignee: COMMSCOPE TECHNOLOGIES LLCInventors: Ponharith Nhep, Michael James Ott
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Patent number: 11740425Abstract: The present disclosure relates to a process by which an optical fiber drop cable is created and routed in a multiple dwelling unit (“MDU”). The optical fiber drop cable is formed with a feeding tool, and the optical fiber drop cable includes a tube having optical fibers enclosed within the tube. The feeding tool creates a slit within the tube through which optical fibers are fed and thereby inserted into the tube along the tube's length. Once the tube exits the feeding tool with the optical fibers enclosed (thereby forming the optical fiber drop cable), the optical fiber drop cable is then routed into an individual dwelling unit of the MDU by a transition assembly including a transition plug and a routing plug that leads an optical fiber from an exterior of the individual dwelling unit to a subscriber termination point in an interior of the individual dwelling unit.Type: GrantFiled: September 30, 2020Date of Patent: August 29, 2023Assignee: Corning Research & Development CorporationInventors: Patrick Faraj, Marcin Kusmierek, Gordon Mueller-Schlomka
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Patent number: 11726269Abstract: Lockable connector and adapter assembly with a rear body having a shield to prevent unlocking of the connector from the adapter port unless the connector is unlocked with a key configured for the connector. The lockable connector is a MPO connector with a slidable outer housing configured to receive a key latch arm of specific configuration to unlock the MO connector from the adapter port. The key latch arms or separate keys form the combination unlocking the MPO connector from the adapter port.Type: GrantFiled: September 22, 2020Date of Patent: August 15, 2023Assignee: Senko Advanced Components, Inc.Inventors: Yim Wong, Kazuyoshi Takano
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Patent number: 11719888Abstract: A fiber optic adaptor includes a main shell body and an outer cover. The main shell body has a first end portion and a second end portion. The first end portion defines a first opening and is formed with two engaging grooves. The outer cover is removably disposed on and covering the first end portion, and has a cover body portion, two locking clips, and an identifier portion. The two locking clips protrudes from the cover and respectively engage the engaging grooves. The identifier portion is disposed on the cover body portion. The locking clips are operable to be removed respectively from the engaging grooves. The cover body portion defines a port outer opening, and a port key portion.Type: GrantFiled: February 23, 2022Date of Patent: August 8, 2023Assignee: GLORIOLE ELECTROPTIC TECHNOLOGY CORP.Inventors: Yen-Chang Lee, Hsien-Hsin Hsu, Jim Lin, Ke Xue Ning
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Patent number: 11714246Abstract: An adapter assembly includes a single-piece or two-piece multi-fiber adapter defining a recess at which a contact assembly is disposed. The adapter assemblies can be disposed within adapter block assemblies or cassettes, which can be mounted to moveable trays. Both ports of the adapters disposed within adapter block assemblies are accessible. Only one port of each adapter disposed within the cassettes are accessible. Circuit boards can be mounted within the block assemblies or cassettes to provide communication between the contact assemblies and a data network.Type: GrantFiled: October 8, 2021Date of Patent: August 1, 2023Assignee: COMMSCOPE TECHNOLOGIES LLCInventors: Cyle D. Petersen, Bruce Ogren, Scott C. Sievers, Thomas Marcouiller, Chris Taylor, Mark Meredith, James Joseph Eberle, Jr.
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Patent number: 11709328Abstract: A plug connector is attachable with an optical fiber cable and is connectable with a receptacle connector. The receptacle connector comprises a receptacle shell. The plug connector comprises a front holder, a cable holding portion, a rear holder and a coupling member. The front holder is made of metal. The front holder is mated with the receptacle shell when the plug connector is connected with the receptacle connector. The cable holding portion is made of metal. The cable holding portion is configured to hold the optical fiber cable. The rear holder guards the cable holding portion. The rear holder comprises, at least in part, a thermal insulating portion made of non-metal material. The coupling member couples the front holder and the rear holder with each other. Each of the coupling member and the front holder is in contact with the rear holder only on the thermal insulating portion.Type: GrantFiled: March 12, 2020Date of Patent: July 25, 2023Assignee: Japan Aviation Electronics Industry, LimitedInventors: Yuichi Koreeda, Shingo Nakajima, Masaki Ishiguro
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Patent number: 11698504Abstract: An optical connector cable including an optical cable, a first resin member, and a second resin member is disclosed. The optical cable includes a plurality of optical fibers and a sheath surrounding the plurality of optical fibers. End portions of the plurality of optical fibers extend to the outside from an end surface of the sheath. The first resin member holds the end portions of the plurality of optical fibers extending to the outside from the end surface of the sheath. The second resin member covers at least a part of the first resin member and an end portion of the sheath.Type: GrantFiled: October 7, 2021Date of Patent: July 11, 2023Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Taisuke Nagasaki, Toshihisa Yokochi
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Patent number: 11699868Abstract: A pluggable free-space photoelectric hybrid connector including a female connector and a male connector is provided. The female connector includes a first insulating substrate, metal elastic clips, a first circuit board, and a first optical communication module. An insertion cavity is formed at the front end of the first insulating substrate, and a first fiber mounting hole and first electrode mounting holes are formed at the rear end thereof. The metal elastic clips are mounted in the first electrode mounting holes respectively, where contact portions of at least one set of metal elastic clips are exposed from the top of the insertion cavity, and contact portions of at least another set of metal elastic clips are exposed from the bottom of the insertion cavity. The first circuit board is mounted at the rear end of the first insulating substrate and is electrically connected to the metal elastic clips.Type: GrantFiled: August 2, 2021Date of Patent: July 11, 2023Assignee: HANGZHOU MO-LINK TECHNOLOGY CO. LTDInventors: Hao Wang, Qi Chen, Cheng Zhi Mo, Hai Tang Qin
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Patent number: 11686911Abstract: An optical distribution and splice frame system includes rack(s), enclosure(s), cable management component(s), and/or cassette(s) that have features to allow for different cable management configurations not yet available in the market. A fiber optic cassette and enclosure are designed to enable flexibility in cable management configurations for the overall system.Type: GrantFiled: September 17, 2021Date of Patent: June 27, 2023Assignee: Panduit Corp.Inventors: Thomas M. Sedor, Max W. Hibner, Michael R. Walters, Alex C. Brouwer, Michael Mayo, Bon B. Sledzinski, Benjamin J. Berridge
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Patent number: 11675138Abstract: An outdoor rated ingress protected one-piece adapter with a first and second end. First end accepts a fiber optic adapter configured to accept a LC, SN, CS, SC or MPO fiber ferrule assembly. A second end accepts a cable gland assembly that secures a cable therein. The first end is configured to accept an outdoor rated connector having a fiber connector therein. The connector/adapter assembly is rated for outdoor use.Type: GrantFiled: November 27, 2021Date of Patent: June 13, 2023Assignee: Senko Advanced Components, Inc.Inventors: Kazuyoshi Takano, Jeffrey Gniadek
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Patent number: 11635576Abstract: A fiber optic ferrule sub-assembly for insertion into an outer housing of a fiber optic connector includes a ferrule assembly having a ferrule that forms an optical communication connection with another fiber optic device. A back housing includes a back post to be attached to a fiber optic cable. A spring is operatively disposed between the ferrule assembly and the back housing. A linkage connects the ferrule assembly to the back housing such that the spring is compressed and biases the ferrule away from the back housing prior to insertion of the fiber optic ferrule sub-assembly into the outer housing.Type: GrantFiled: July 20, 2021Date of Patent: April 25, 2023Assignee: Senko Advanced Components, Inc.Inventors: Guanpeng Hu, Jimmy Jun-Fu Chang, Kazuyoshi Takano
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Patent number: 11624680Abstract: There are provided an optical-fiber connector endface inspection microscope system and a method for inspecting an endface of an optical-fiber connector. The inspection microscope device is releasably connectable to an adapter tip configured to interface with the optical-fiber connector to inspect the endface thereof. The adapter tip is one among a plurality of adapter tip types adapted to inspect respective types of optical-fiber connectors. The optical-fiber connector endface inspection microscope system comprises a tip detection system adapted to recognize the type of the adapter tip among the plurality of adapter tip types; and is configured to analyze inspection images to produce an inspection result for the endface, at least partly based on a fiber type corresponding to the recognized adapter tip and/or other information read by the tip detection system.Type: GrantFiled: August 30, 2021Date of Patent: April 11, 2023Assignee: EXFO Inc.Inventors: Mario L'Heureux, Guillaume Lavallee, Robert Baribault
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Patent number: 11592636Abstract: A wall box includes an enclosure having a base and a cover connected to the base. The base and the cover enclose an interior region. The wall box further includes a plurality of fiber optic adapters mounted to the enclosure. The fiber optic adapters include an inner port positioned inside the interior region and an outer port positioned at an outer surface of the enclosure. A tray stack is mounted within the interior region. The tray stack includes a tray mount pivotally connected to the enclosure. The tray mount includes a top surface and an oppositely disposed bottom surface. A first splice tray mounting area is disposed on the top surface and a second splice tray mounting area is disposed on the bottom surface. A plurality of trays is disposed in the first splice tray mounting area. A tray is disposed in the second splice tray mounting area.Type: GrantFiled: June 10, 2021Date of Patent: February 28, 2023Assignee: CommScope Technologies LLCInventors: Matthew Holmberg, James J. Solheid, Erik J. Gronvall, Paula Lockhart, Thomas Marcouiller
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Patent number: 11592627Abstract: A new boot for a fiber optic connector has a ribbed back portion, a center portion, and a forward extending portion that can be used to insert and remove the fiber optic connector to receptacle. The ribbed back portion has grasping elements and is connected to the center portion. The center portion is removably connected to a crimp body that is in turn connected to the connector housing. The front extension is connected to the fiber optic connector and also provides a keying feature depending on the side of the fiber optic connector on which it is installed.Type: GrantFiled: September 3, 2021Date of Patent: February 28, 2023Assignee: US Conec Ltd.Inventors: Jason Higley, Darrell R. Childers, Mitchell Cloud, Jillcha F. Wakjira
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Patent number: 11573380Abstract: A sealing enclosure is configured to connect to a mating enclosure. The sealing enclosure loosely receives a connector within a connector volume so that the connector, which may be of a standard type used in electronic or optic data transmission, may be displaced within a plug face at the forward end of the connector volume. The connector may compensate variations in the position of a mating connector with respect to the mating enclosure. The sealing enclosure allows to seal off the connector volume and engage the sealing enclosure with a mating enclosure in a single motion. This is affected by having a cable seal interposed between an inner body and an outer body. If the outer body is moved forward to engage the mating connector, the cable seal is squeezed between the cable and the inner body sealing off the connector volume at the rearward end of the inner body.Type: GrantFiled: October 19, 2021Date of Patent: February 7, 2023Assignee: COMMSCOPE TECHNOLOGIES LLCInventors: Jacob Arie Elenbaas, Jarno Verhoeven
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Patent number: 11561356Abstract: A fiber optic cassette including a body defining a front and an opposite rear and an enclosed interior. A cable entry location is defined in the body for a cable to enter the interior of the cassette. The cable which enters at the cable entry location is attached to the cassette body and the fibers are extended into the cassette body and form terminations at connectors. The connectors are connected to adapters located at the front of the cassette. A front side of the adapters defines termination locations for cables to be connected to the fibers connected at the rear of the adapters. A cable including a jacket, a strength member, and fibers enters the cassette. The strength member is crimped to a crimp tube and is mounted to the cassette body, allowing the fibers to extend past the crimp tube into the interior of the cassette body. A strain relief boot is provided at the cable entry location.Type: GrantFiled: June 29, 2021Date of Patent: January 24, 2023Assignee: CommScope Technologies LLCInventors: Michael James Ott, David Patrick Murray, Patrick J. Thompson
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Patent number: 11543598Abstract: An optical fiber connector includes a casing body formed with upper and lower key slots, a polarity adjusting key detachably mounted in a selected one of the key slots and engaging an adaptor, head and tail sleeves disposed respectively on front and rear ends of the casing body, and two core heads disposed between the head sleeve and the casing body. To adjust the polarity of the optical fiber connector, the optical fiber connector is detached from the adaptor and the optical fiber connector is inverted. Then, the polarity adjusting key is operated to disengage from the selected one of the key slots and engage the other one of the key slots to adjust the polarity without removal of head and tail sleeves.Type: GrantFiled: September 17, 2021Date of Patent: January 3, 2023Assignee: Gloriole Electroptic Technology Corp.Inventor: Hsien-Hsin Hsu
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Patent number: 11536912Abstract: The present disclosure relates generally to methods for processing ferrules of fiber optic connectors such that the amount of cleaving and/or polishing that is required is eliminated or at least reduced. An apparatus and method of dispensing adhesive through a front end face of a fiber optic ferrule are provided.Type: GrantFiled: March 22, 2019Date of Patent: December 27, 2022Assignee: CommScope Technologies LLCInventor: Michael S. Riegel
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Patent number: 11539156Abstract: The present disclosure envisages a flip cover assembly for an electrical plug-receptacle pair (210-210). The flip cover assembly comprises a flip cover (230), a first coupling element (234) and a second coupling element (240). The first coupling element (234) is formed integral with the flip cover (230). The second coupling element (234) is formed integral with the receptacle (220). The flip cover (230) is hinged to the receptacle by coupling the first coupling element (234) and the second coupling element (240). A cam (238) is configured on the first coupling element (234) to provide a moment of resistance to the rotation of the flip cover (230) from an open state to a closed state and thereby to prevent immediate closing of the flip cover (230). The flip cover assembly of the present disclosure facilitates convenient insertion of a plug in a corresponding receptacle.Type: GrantFiled: June 23, 2021Date of Patent: December 27, 2022Assignee: Appleton Grp LLCInventor: Suraj N. Desai
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Patent number: 11525963Abstract: An optical connection system for use with a receptacle and an optical cable assembly includes an adapter and connector. The adapter has an adapter latch element, and the connector has a connector latch element. A delatch actuator with a delatch arm is disposed on the connector housing for movement from a locking position to an unlocking position. One of the adapter latch element and connector latch element is a bendable latch hook and the other is a locking channel. When the connector housing is mated with the adapter, the delatch arm allows the bendable latch hook to latch with the locking channel in the locking position and unlatches the bendable latch hook from the locking channel as it moves to the unlocking position. An actuator lock movably supports a blocking member on the connector for selectively blocking the delatch actuator from moving to the unlocking position.Type: GrantFiled: March 2, 2021Date of Patent: December 13, 2022Assignee: Senko Advanced Components, Inc.Inventors: Jeffrey Gniadek, Yim Wong
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Patent number: 11520110Abstract: A first optical device is adapted to couple to a second optical device along a coupling direction and includes two spaced apart pairs of leading and trailing pads, such that when the first optical device lands and slides on a landing surface of the second optical device to optically couple to the second optical device, and for each pair of leading and trailing pads, the leading pad prevents any debris on the landing surface from collecting on the trailing pad. Upon full coupling of the first optical device with the second optical device, the leading pads do not make contact with the landing surface. The first optical device may be, for example, an optical ferrule or a cradle having a recess adapted to receive an optical ferrule.Type: GrantFiled: September 30, 2021Date of Patent: December 6, 2022Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Michael A. Haase, James M. Nelson, Terry L. Smith
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Patent number: 11517392Abstract: A process of making a diverging-light fiber optics illumination delivery system includes providing a micro-post comprising a glass-ceramic light-scattering element that includes at least one of a ceramic, a glass ceramic, an immiscible glass, a porous glass, opal glass, amorphous glass, an aerated glass, and a nanostructured glass; and fusion-splicing the glass-ceramic micro-post to the optical fiber by pulling an arc between electrodes across a gap formed by the optical fiber and the glass-ceramic micro-post; maintaining the arc for a time sufficiently long to make facing surfaces of the optical fiber and the micro-post one of malleable and molten; and pushing and thereby fusing together the facing surfaces of the optical fiber and the micro-post. Some embodiments can include fusing the glass-ceramic micro-post to the optical fiber by applying a laser beam to heat up at least one of the facing surfaces of the optical fiber and the glass-ceramic micro-post.Type: GrantFiled: March 26, 2019Date of Patent: December 6, 2022Assignee: Alcon Inc.Inventors: Alireza Mirsepassi, Ronald T. Smith, Michael J. Papac, Chenguang Diao