Patents Examined by Omar R Rojas
  • Patent number: 10036861
    Abstract: In one embodiment, an optoelectronic assembly may include at least one transmitter or at least one receiver, a sleeve, a housing, a fiber stub, and a receptacle. The sleeve may define a sleeve opening sized and shaped to receive an optically transmissive portion of an optical fiber. The housing may define a housing cavity at least partially enclosing the transmitter or the receiver. The housing may include a lens port defining a lens port opening. The fiber stub may be positioned at least partially in the sleeve opening and the lens port opening. The receptacle may define a receptacle opening. The lens port, the sleeve and the fiber stub may be positioned at least partially in the receptacle opening.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: July 31, 2018
    Assignee: Finisar Corporation
    Inventors: Frank Lei Ding, Maziar Amirkiai, Tao Wu, Hongyu Deng, Wendy Lau Pei Fen
  • Patent number: 10036858
    Abstract: A system for automatically inserting fibers is disclosed. The system comprises a cable having a plurality of fibers, a ferrule having a plurality of bores, a moving mechanism movable in a first direction, a second direction, and a third direction that are perpendicular to each other, a cable holder mounted on the moving mechanism and holding the cable, and a vision device. The moving mechanism moves the cable holder under the guidance of the vision device to align the plurality of fibers with the ferrule and insert the plurality of fibers into the plurality of bores.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: July 31, 2018
    Assignees: Tyco Electronics (Shanghai) Co. Ltd., TE Connectivity Corporation
    Inventors: Fengchun Xie, Dandan Zhang, Lyhai Hu, Hang Lee, Yu Zhang, Roberto Francisco-Yi Lu
  • Patent number: 10031284
    Abstract: An MCF of the present embodiment has eight or more cores. A diameter of a common cladding is not more than 126 ?m. Optical characteristics of each core are as follows: a TL at a predetermined wavelength of 1310 nm is not more than 0.4 dB/km; an MFD at the predetermined wavelength is from 8.0 ?m to 10.1 ?m; a BL in a BR of not less than 5 mm or in the BR of not less than 3 mm and, less than 5 mm is not more than 0.25 dB/turn at the predetermined wavelength; ?0 is from 1300 nm to 1324 nm; ?cc is not more than 1260 nm; an XT or XTs at the predetermined wavelength is not more than 0.001/km.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: July 24, 2018
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Tetsuya Hayashi, Osamu Shimakawa
  • Patent number: 10025042
    Abstract: Disclosed are optical plugs and optical connectors having one or more integral alignment features used for making optical connections. In one embodiment, an optical connector comprising an optical body and at least one magnetic attachment. The optical body comprises a front side with a first surface, an optical section comprising at least one optical channel, and a datum section disposed on a second surface of the front side and comprising one or more integral alignment features. The optical body also comprises a circuit mounting portion disposed at a rear side of the optical body. The datum section may be arranged on opposite sides of the optical section. Further, the one or more integral alignment feature may be arranged at a top and a bottom of the datum section for alignment in a first direction. The first surface may also be recessed from the second surface.
    Type: Grant
    Filed: September 24, 2015
    Date of Patent: July 17, 2018
    Assignee: Corning Optical Communications LLC
    Inventors: Micah Colen Isenhour, James Phillip Luther, Andreas Matiss, Percil Watkins
  • Patent number: 10025036
    Abstract: Optical connectors and optical couplings for fiber-to-chip optical connections are disclosed. In one embodiment, an optical connector includes a ferrule body having a surface, an optical interface disposed within the surface. The optical interface is recessed with respect to the surface by an offset distance, and at least one fiber bore through the ferrule body and terminating at the optical interface. The optical connector further includes at least one optical fiber disposed within the at least one fiber bore such that the optical fiber protrudes beyond a surface of the optical interface. In another embodiment, a compliant material is disposed on a ferrule surface of a ferrule body such that one or more optical fibers pass through the compliant material and protrude beyond a surface of the compliant material. A clamp may also be provided to clamp the optical connector to a substrate.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: July 17, 2018
    Assignee: Corning Optical Communications LLC
    Inventors: Andrey Kobyakov, Esteban Belisario Marin
  • Patent number: 10012800
    Abstract: Improved optical fiber coupling reliability is realized by improving structures and materials used at the fiber joint. When ceramic ferrules are used at the fiber joint, the penetration of a UV-cured optical adhesive between the ceramic ferrules and the fiber ends is avoided or prevented, while an anti-reflective coating, an uncured optical adhesive, or a refractive index matching gel may be applied between the ceramic ferrules. When glass ferrules are used at the fiber joint, the UV-cured optical adhesive may be applied and fully cured between the glass ferrules and the fiber ends.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: July 3, 2018
    Assignee: Novartis AG
    Inventors: Chenguang Diao, Alireza Mirsepassi, Michael J. Papac
  • Patent number: 10001616
    Abstract: An underwater fiber optic cable includes an optical fiber, and a jacket surrounding the optical fiber. The jacket includes a polymer having a first density, and particles distributed throughout the polymer having a second density greater than the first density. The particles have a predetermined volume fraction to thereby provide the underwater cable with a predetermined buoyancy when underwater.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: June 19, 2018
    Assignees: UNIVERSITY OF CENTRAL FLORIDA RESEARCH FOUNDATION, INC., HARRIS CORPORATION
    Inventors: Ayman F. Abouraddy, Felix A. Tan, Donna M. Kocak
  • Patent number: 10001618
    Abstract: Disclosed is fiber optic splice protection device, comprising: a closure including a cover and a chassis; wherein a circle of groove is formed on mating edge of four walls of one of the cover and the chassis, and an elastic sealing member is placed in the groove; a circle of projection is formed on mating edge of four walls of another of the cover and the chassis; the cover is locked on the chassis in the way of locking, when the cover is locked on the chassis, the projection is pressed against the elastic sealing member and is embedded into the groove in order to achieve the seal locking between the cover and the chassis. The cover of this application may ease to open repeatedly, and the good seal performance between the cover and the chassis can be achieved.
    Type: Grant
    Filed: April 15, 2015
    Date of Patent: June 19, 2018
    Assignee: ADC TELECOMMUNICATIONS (SHANGHAI) DISTRIBUTION CO. LTD.
    Inventors: Zhaoyang Tong, Jiangzhen Xia
  • Patent number: 9995893
    Abstract: There is provided an optical-electrical hybrid module including a substrate on which a plurality of optical communication modules are arranged, the plurality of optical communication modules transmitting or receiving an optical signal through an optical fiber cable and performing conversion between the optical signal and an electrical signal. A shield case covering the optical communication modules includes a surface inclined in a direction away from a position in which the optical fiber cable is mounted to each optical communication module.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: June 12, 2018
    Assignee: Sony Corporation
    Inventors: Hirohito Miyazaki, Tsuyoshi Ogawa, Kazuyoshi Yamada
  • Patent number: 9989712
    Abstract: An optical fiber connector assembly comprising an MPO connector and a push-pull tab. The connector may have an outer housing and an inner housing extending beyond a rear end of the outer housing, the outer housing having a first protrusion and the inner housing having a second protrusion positioned at a distance from the first protrusion. The push-pull tab may comprise a main body and an extender coupled to the main body, the main body having a plurality of walls forming a passageway configured to receive the connector, the plurality of walls including a first wall having a window sized according to the distance between the first and second protrusions and configured to receive the first and second protrusions. In another embodiment, the push-pull tab may comprise a first piece and a second piece configured to couple to each other to form a passageway for receiving the connector.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: June 5, 2018
    Assignee: Senko Advanced Components, Inc
    Inventors: Kazuyoshi Takano, Neal Ho Man Ming
  • Patent number: 9989722
    Abstract: A fiber optic cable includes an optical fiber, strength components disposed on opposite sides of the optical fiber, and a polymeric cable jacket. The optical fiber includes a glass core, a glass cladding, and a polymer coating. The cable jacket surrounds the optical fiber and the strength components. Further, the cable jacket is tightly drawn onto the optical fiber, where excess fiber length of the optical fiber is such that positive strain is present in the optical fiber at room temperature (25° C.).
    Type: Grant
    Filed: October 3, 2016
    Date of Patent: June 5, 2018
    Assignee: Corning Optical Communications LLC
    Inventors: George Cornelius Abernathy, Rodney Maurice Burns, Michael John Gimblet, Warren Welborn McAlpine, Allen Michael Miller, David Alan Seddon
  • Patent number: 9989713
    Abstract: An optical structure includes a substrate including a cavity on a first surface of the substrate, an optical component on the substrate and an adhesive applied to a side of the optical component to fix the optical component to the substrate. The optical component includes a recess on a second surface of the optical component, the second surface is opposed to the first surface of the substrate, and the recess is provided along an edge of the second surface.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: June 5, 2018
    Assignee: International Business Machines Corporation
    Inventors: Elaine Cyr, Paul F. Fortier, Takashi Hisada, Patrick Jacques, Koji Masuda, Masao Tokunari
  • Patent number: 9989720
    Abstract: An opto-electric hybrid board includes: an electric circuit board including an insulation layer having front and back surfaces, and electrical interconnect lines formed on the front surface of the insulation layer; and an optical waveguide having a substantially rectangular shape as seen in plan view and provided on the back surface of the insulation layer of the electric circuit board, with a metal layer therebetween. The optical waveguide has at least one end portion disposed in overlapping relation with the metal layer. The at least one end portion of the optical waveguide has corner portions. Each of the corner portions is radiused to have an arcuate shape or has a polygonal shape produced by arranging a plurality of obtuse-angled portions in a substantially arcuate configuration.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: June 5, 2018
    Assignee: NITTO DENKO CORPORATION
    Inventors: Naoyuki Tanaka, Yuichi Tsujita
  • Patent number: 9986894
    Abstract: A connector comprises an upper surface finger-resting portion that extends in the longitudinal axial direction on the outer periphery of the gripping portion, and on which the first finger is placed, a lower surface finger-resting portion on which the second finger or the third finger is rested when the connector is gripped by placing the first finger on the upper surface finger-resting portion, and a guide protrusion portion that is arranged on the same straight line as the upper surface finger-resting portion in the longitudinal axial direction and determines the position to be inserted, in which the connector is directly fitted into the receiving-side connector by directing the finger tip of the first finger that is placed on the upper surface finger-resting portion to the guide groove of the receiving-side connector and inserting the connector.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: June 5, 2018
    Assignee: OLYMPUS CORPORATION
    Inventor: Koji Shimobayashi
  • Patent number: 9983369
    Abstract: An articulate joint mechanism includes a first link (L1, A1, M1, U1), a second link (L2, A2, M2, U2), a coupling (KR, KR1, ER, ER1, ER2, MR, UR) mechanically connecting the first link with the second link in a mutually moveable manner at least with one degree of freedom, and an optical fiber cable (11, 21, 31, 41) extending from the first link to the second link via the coupling, the optical fiber cable including a fiber cable core (F1, F2, F3, F4) and a sheath (C1, C2, C3, C4) surrounding the fiber cable core.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: May 29, 2018
    Assignee: Honda Motor Co., Ltd.
    Inventors: Shingo Iwasaki, Ryusuke Ishizaki
  • Patent number: 9983419
    Abstract: An optical modulator may include an optical wave guide configured to allow a light to pass therethrough, and an optical modulating layer embedded in the optical wave guide and configured to modulate a phase of the light. The optical wave guide may include a first material that has a first lattice constant. The optical modulating layer may include a second material that has a second lattice constant different from the first lattice constant. The phase of the light may be modulated by the optical modulating layer based on a difference between the first lattice constant and the second lattice constant.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: May 29, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eunkyung Lee, Byounglyong Choi, Jungwoo Kim, Kyuil Lee
  • Patent number: 9974617
    Abstract: A shape sensing enabled instrument includes a flexible longitudinal body (103) including an outer surface which encapsulates interior features. The interior features include an optical fiber lumen (105) configured to receive one or more optical fibers for optical shape sensing, and a mechanical member (107) forming a hollow extending longitudinally down the body. The mechanical member is configured to receive the optical fiber lumen therein to permit rotation and translation of an optical fiber and to protect the optical fiber.
    Type: Grant
    Filed: September 16, 2014
    Date of Patent: May 22, 2018
    Assignee: Koninklijke Philips N.V.
    Inventors: Molly Lara Flexman, David Paul Noonan
  • Patent number: 9971092
    Abstract: A polarization scrambler based on fiber wave plates is disclosed. A ?/4 unit (2) is connected between a first polarization control unit (1) and a second polarization control unit (3) through single-mode fibers; a first motor (11) of the first polarization control unit (1) and a second motor (31) of the second polarization control unit (3) simultaneously forwardly and reversely swing in the range of +/?90°, such that polarization states in the system constantly change, for achieving the purpose of polarization disturbance. The polarization scrambler based on fiber wave plates provided by the present invention has low loss, good effect, low cost and simple structure, and is convenient for manufacturing. Its speed is up to milliseconds to meet demands of most optical fiber sensing systems and optical fiber communicating systems.
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: May 15, 2018
    Assignees: Beijing Qi-Red PhotoElectric Technology Co., Ltd., Zibo Qi-Red PhotoElectric Technology Co., Ltd.
    Inventors: Shudong Wu, Wenbo Wang
  • Patent number: 9958628
    Abstract: A telecommunications device includes a module that mounts within an interior of a housing. The housing has a door that latches closed. The module includes a module frame having a bulkhead that divides the interior of the housing into first and second regions. Fiber optic adapters are mounted to the bulkhead. First ports of the adapters are accessible at the first region of the housing interior and second ports are accessible at the second region of the housing interior. The module includes a removable cover for restricting access to the first region. The removable cover including a latch catch that interlocks with the door latch to secure the door in the closed position. The module includes a tray mounted to the module frame within the first region of the housing.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: May 1, 2018
    Assignee: CommScope Technologies LLC
    Inventors: Scott C. Kowalczyk, Rodney C. Schoenfelder, John D. Moser
  • Patent number: 9946042
    Abstract: An optical waveguide device comprising: one or more photonic chips, the one or more photonic chips including: a first portion of a photonic chip comprising an array of first components, each of the first components having an optical input and an electrical output; and a second portion of a photonic chip comprising an array of second components, each of the second components configured to receive an electrical input; the optical waveguide device further comprising: an integrated circuit; the integrated circuit forming an electrical bridge between the electrical outputs of the first components and respective electrical inputs of the second components; wherein the integrated circuit is directly mounted onto the one or more photonic chips; and/or wherein the integrated circuit is located between the first portion of a photonic chip and the second portion of a photonic chip.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: April 17, 2018
    Assignee: Rockley Photonics Limited
    Inventors: Andrew Rickman, Guomin Yu, Aaron Zilkie, Haydn F. Jones