Patents Examined by Jerry Rahll
  • Patent number: 10809472
    Abstract: Embodiments of the present disclosure are directed to hybrid optical fiber ferrules and methods of fabricating the same. In one embodiment, an optical fiber ferrule includes a glass faceplate, a plastic body molded about the glass faceplate, and at least one fiber through-hole extending through the plastic body. In another embodiment, a method of fabricating an optical fiber ferrule includes disposing a glass faceplate within a die comprising at least one fiber die pin, an injecting the die with plastic to form a plastic body such that the glass faceplate is embedded within the plastic body, wherein the at least one fiber die pin defines at least one fiber through-hole. Other materials with suitable coefficients of thermal expansion may be used for the faceplates of the fiber optic ferrules according to the concepts disclosed.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: October 20, 2020
    Assignee: Corning Optical Communications LLC
    Inventors: Ulrich Wilhelm Heinz Neukirch, Wesley Allan Yates
  • Patent number: 10809470
    Abstract: A performance of an electronic device is improved. An optical transceiver (electronic device) includes a semiconductor device electrically connected to a transmission line. In this semiconductor device, a resistor is arranged between a wiring electrically connected to the transmission line and a semiconductor chip having a semiconductor laser formed therein.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: October 20, 2020
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventors: Kazuaki Tsuchiyama, Motoo Suwa, Ryuichi Oikawa
  • Patent number: 10809457
    Abstract: Provided is an optical circuit element, and more particularly, is an optical circuit element that splits one optical signal into two polarization signals, or couples two polarization signals into one optical signal. The optical circuit element includes a plurality of input couplers to which an optical signal is input, a plurality of output couplers from which an optical signal is output, a first path and a second path configured to connect the input couplers and the second couplers to each other, and at least one wave plate.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: October 20, 2020
    Assignee: Electronics and Telecommuncations Research Institute
    Inventors: Seo Young Lee, Young-Tak Han
  • Patent number: 10802217
    Abstract: An optical waveguide structure and a manufacturing method thereof are provided. The optical waveguide structure includes: a substrate; a first-type semiconductor conductive layer disposed on the substrate; a first confining layer disposed on the first-type semiconductor conductive layer; a waveguide layer disposed on the first confining layer and including a luminescent material; a polymer filling layer disposed on the first confining layer and adjacent to the waveguide layer, wherein the viscosity of the polymer filling layer is less than 52 mm2/s; a second confining layer disposed on the waveguide layer and the polymer filling layer; a cladding layer disposed on the second confining layer; and a second-type semiconductor conductive layer disposed on the cladding layer.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: October 13, 2020
    Assignee: NATIONAL SUN YAT-SEN UNIVERSITY
    Inventors: Jia-Ren Zou, Yi-Jen Chiu, Rih-You Chen, Cong-Long Chen
  • Patent number: 10794552
    Abstract: An illuminating flexible flat cable includes a plurality of first cables, a plurality of light sources and a first controller. Each of the first cable includes an electric conductive member and a light guiding member and the electric conductive member is coated and covered by the light guiding member. One of the first cables is a power first cable, and the electric conductive member of the power first cable is adapted for being electrically connected with a first power source, while the light sources are arranged corresponding to the first cables. The light emitted by each of the light sources is guided into the cables and transmitted in the light guiding members. However, at least a portion of the light can penetrate the light guiding members. The first controller is electrically connected with the light sources to control the light sources to emit the light.
    Type: Grant
    Filed: July 21, 2019
    Date of Patent: October 6, 2020
    Assignee: DAYU OPTOELECTRONICS CO., LTD.
    Inventors: Shiu-Siou Lin, Yu-Chieh Chen
  • Patent number: 10795081
    Abstract: A method for measuring and dynamically modulating characteristics of slow light in a photonic-crystal coupled-cavity waveguide is set forth. A photonic-crystal structure consists of a series of microcavity components formed by arranging silicon dielectric rods in triangular lattice structure in the substrate of organic polymer polystyrene with an electro-optical effect, a light waveguide structure being along the X direction, and regularly removing single silicon dielectric rods. The present disclosure has the beneficial effects that extremely high slow light effect and high-performance all-optical buffer are realized.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: October 6, 2020
    Assignee: Qingdao University
    Inventors: Changhong Li, Yong Wan, Nan Zhang, Yufan Fang, Chongqing Yan
  • Patent number: 10795103
    Abstract: Optoelectronic devices with a support member and methods of manufacturing or assembling the same are provided. An example of an optoelectronic device according to the present disclosure includes a substrate and an optical component and an electronic component disposed thereon or therein. The optoelectronic device further includes a ferrule coupled to the optical fiber and an optical socket receiving the ferrule therein. The optoelectronic device includes a support member disposed between the substrate and the optical socket such that the optical socket is spaced from the substrate by the support member.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: October 6, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Paul Kessler Rosenberg, Sagi Mathai, Michael Renne Ty Tan
  • Patent number: 10795082
    Abstract: Structures that include a Bragg grating and methods of fabricating a structure that includes a Bragg grating. Bragg elements are positioned adjacent to a waveguide. The Bragg elements are separated by grooves that alternate with the Bragg elements. A dielectric layer includes portions positioned to close the grooves to define airgaps. The airgaps are respectively arranged between adjacent pairs of the Bragg elements. The Bragg elements may be used to form the Bragg grating.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: October 6, 2020
    Assignee: GLOBALFOUNDRIES INC.
    Inventors: Ajey Poovannummoottil Jacob, Yusheng Bian, Theodore Letavic, Kenneth J. Giewont, Steven M. Shank
  • Patent number: 10795083
    Abstract: Structures for a directional coupler and methods of fabricating a structure for a directional coupler. A first section of a first waveguide core is laterally spaced from a second section of a second waveguide core. A coupling element is arranged either over or under the first section of the first waveguide core and the second section of the second waveguide core. The first and second waveguide cores are comprised of a material having a first refractive index, and the first coupling element is comprised of a material having a second refractive index that is different from the first refractive index. The first coupling element is surrounded by a side surface that overlaps with the first section of the first waveguide core and the second section of the second waveguide core.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: October 6, 2020
    Assignee: GLOBALFOUNDRIES INC.
    Inventors: Yusheng Bian, Ajey Poovannummoottil Jacob, Steven M. Shank
  • Patent number: 10788626
    Abstract: A reconfigurable optical ferrule (ROF) carrier mating system is provided. The ROF carrier mating system comprising a reconfigurable carrier adapter comprising an adapter mid-wall comprising a plurality of ferrule mating sleeves, with a first carrier receptacle on a first side of the adapter mid-wall and a second carrier receptacle on a second side of the adapter mid-wall. Each ROF carrier can take on either a serial orientation or a parallel orientation based on the alignment of a plurality of duplex ferrule connectors disposed within each ROF carrier. The plurality of ferrules of the ROF carriers inserted into the first carrier receptacle are configured to mate with the plurality of ferrules of the ROF carriers inserted into the second ferrule carrier receptacle.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: September 29, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Kevin B. Leigh, John Norton
  • Patent number: 10782490
    Abstract: A fiber optic connector includes a connecting unit having a plurality of positioning grooves and a cover unit having a plurality of positioning blocks. The cover unit is operable to rotate relative to the connecting unit between an engaged position, where the positioning blocks are respectively disposed in the of said positioning grooves and are respectively and at least partially aligned with shoulder surfaces in the positioning grooves such that the cover unit is unable to move axially and forwardly relative to the connecting unit, and a separated position, where the positioning blocks are respectively misaligned from the shoulder surfaces to allow the cover unit to move axially and forwardly relative to the connecting unit.
    Type: Grant
    Filed: October 8, 2019
    Date of Patent: September 22, 2020
    Assignee: Amphenol Fiber Optic Technology (Shenzhen) Co., Ltd.
    Inventors: Ling-Hua Zhu, Xing-Fu Mo, Jinan Zhou, Anh Nguyen
  • Patent number: 10782486
    Abstract: A fiber optic connector includes a plug-in unit, a connecting unit, and a sleeving unit. The plug-in unit includes a switch member that is operable to move between a locking position and an adjusting position. The connecting unit includes a surrounding body that is formed with two through grooves. When the switch member is at the adjusting position, the switch member is moved away from of the through grooves and the connecting unit is operable to be separated from the plug-in unit. When the switch member is at the locking position, the switch member is moved into one of the through grooves to prevent separation of the connecting unit from the plug-in unit.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: September 22, 2020
    Assignee: SHEN ZHEN WONDERWIN TECHNOLOGY CO., LTD.
    Inventor: Yen-Chang Lee
  • Patent number: 10782476
    Abstract: The present disclosure relates to a splice-on connector configuration having connector body defining a forward fiber buckling region and a rearward splice encapsulation region. The splice encapsulation region can be filled with curable adhesive. The splice encapsulation region can also function to anchor a fiber optic cable.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: September 22, 2020
    Assignee: CommScope Technologies LLC
    Inventors: Ponharith Nhep, Yu Lu
  • Patent number: 10782487
    Abstract: A fiber optic cable assembly includes a fiber optic cable and a fiber optic connector. The cable includes a jacket having an elongated transverse cross-sectional profile that defines a major axis and a minor axis. Strength components of the cable are anchored to the connector. The fiber optic connector includes a multi-fiber ferrule defining a major axis that is generally perpendicular to the major axis of the jacket and a minor axis that is generally perpendicular to the minor axis of the jacket. Certain types of connectors include a connector body defining a side opening that extends along a length of the connector body; a multi-fiber ferrule configured for lateral insertion into the connector body through the side opening; and a cover that mounts over the side opening after the multi-fiber ferrule has been inserted into the connector body through the side opening.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: September 22, 2020
    Assignee: CommScope Technologies LLC
    Inventor: Yu Lu
  • Patent number: 10782496
    Abstract: Embodiments of the present disclosure provide an apparatus and method for manufacturing of optical cable buffer tubes using an emulsion lubricant. In an embodiment, an optical cable includes a plurality of buffer tubes. Each buffer tube includes a bundle of optical fibers comprising an outer surface area, a swellable-thread comprising a hydrophilic base material comprising water, and a layer of silicone contacting at least a part of the outer surface area.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: September 22, 2020
    Assignee: Prysmian S.p.A.
    Inventors: Brian G. Risch, Gavin Lin
  • Patent number: 10775555
    Abstract: The present embodiment relates to an optical fiber line or the like configured by connecting a single-mode optical fiber with a cladding containing fluorine and a large Aeff optical fiber by TEC connection, and a connection state between such two types of optical fibers is set such that a connection loss expressed in dB of a fundamental mode is equal to or less than 55% of an ideal butt loss expressed in dB at a wavelength of 1550 nm.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: September 15, 2020
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Masato Suzuki, Yoshiaki Tamura, Yoshinori Yamamoto, Takemi Hasegawa, Suguru Takasaki, Saori Kubara
  • Patent number: 10775580
    Abstract: 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: Grant
    Filed: March 7, 2019
    Date of Patent: September 15, 2020
    Assignee: CommScope Connectivity Belgium BVBA
    Inventor: Philippe Coenegracht
  • Patent number: 10775572
    Abstract: Compact ASIC, chip-on-board, flip-chip, interposer, and related packaging techniques are incorporated to minimize the footprint of optoelectronic interconnect devices, including the Optical Data Pipe. In addition, ruggedized packaging techniques are incorporated to increase the durability and application space for optoelectronic interconnect devices, including an Optical Data Pipe.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: September 15, 2020
    Assignee: Wavefront Research, Inc.
    Inventors: Randall C. Veitch, Thomas W. Stone
  • Patent number: 10775573
    Abstract: A method for forming an embedded mirror structure is disclosed. The method includes preparing a structure that has a substrate and a waveguide layer on the substrate. The waveguide layer includes a core. Also, the waveguide has a top surface and a cavity side surface that defines a cavity opened at the top surface and aligned to the core. The method further includes coating metal particles on the cavity side surface inside the cavity of the waveguide layer to form a metal particle film on the cavity side surface.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: September 15, 2020
    Assignee: International Business Machines Corporation
    Inventors: Hsiang Han Hsu, Masao Tokunari, Koji Masuda
  • Patent number: 10775167
    Abstract: Provided is a tilt angle sensor. The tile angle sensor includes a first directional coupler, a second directional coupler, a reference single mode optical fiber, and a sensing single mode optical fiber. An output end of the first directional coupler is connected to a first end of the reference single mode optical fiber and a first end of the sensing single mode optical fiber. A second end of the reference single mode optical fiber and a second end of the sensing single mode optical fiber are connected to an input end of the second directional coupler. A groove having a depth less than or equal to a thickness of a wall of a cladding of the sensing single mode optical fiber is formed on the cladding. The groove is filled and sealed with two liquids of different densities and un-dissolvable with each other, and the two liquids form layers.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: September 15, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Yu Liu, Ming Zhai, Xiaoliang Fu