Patents by Inventor Michael Renne Ty Tan

Michael Renne Ty Tan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • MULTIMODE MULTIPLEXING
    Publication number: 20140199065
    Abstract: A system includes a transmitter to multiplex a plurality of modulated optical signals and an unmodulated optical signal and to transmit the plurality of modulated optical signals and the unmodulated optical signal along a transmission path. The system also includes a receiver to de-multiplex each of the plurality of modulated optical signals and the unmodulated optical signal and to demodulate each of the plurality of modulated optical signals with the unmodulated optical signal to coherently detect a modulating signal from each of the plurality of modulated optical signals.
    Type: Application
    Filed: January 15, 2013
    Publication date: July 17, 2014
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Alexandre M. Bratkovski, Jacob Khurgin, Wayne Victor Sorin, Michael Renne Ty Tan
  • MEMS-based pellicle beamsplitter
    Patent number: 8767301
    Abstract: A method of forming a non-polarizing pellicle beamsplitter having a desired power-tap ratio. The method includes the operation of forming a base layer having a base refractive index on a substrate and arranging a plurality of alternating layers having relatively high and low indexes of refraction respectively over the base layer. The thickness of each of the high index and low index layers is selected to substantially eliminate polarization of the optical beam. The method further includes the operation of removing a selected area of the substrate to create an optical pathway comprised of both the base layer and the plurality of alternating layers, and where the optical pathway is configured to transmit and reflect a selected amount of light in the optical beam.
    Type: Grant
    Filed: January 31, 2008
    Date of Patent: July 1, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Michael Renne Ty Tan, Shih-Yuan (SY) Wang, Wei Wu
  • Optical taps for circuit board-mounted optical waveguides
    Patent number: 8761550
    Abstract: A method for installing an optical tap into an optical waveguide formed in a printed circuit board which comprises obtaining a printed circuit board having an optical waveguide formed therein, cutting a transverse groove that has a front plane and a back plane into the optical waveguide, such that the back plane of the groove forms an oblique angle relative to the incident beam of light, and inserting a pre-fabricated beamsplitter into the groove so that the beamsplitter is positioned at the oblique angle of incidence relative to the beam of light to enable a predetermined portion of the beam of light to be directed out of the waveguide.
    Type: Grant
    Filed: January 31, 2008
    Date of Patent: June 24, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Michael Renne Ty Tan, Paul Kessler Rosenberg, Terrel Morris, Shih-Yuan Wang
  • Modal filters for modulatable sources
    Patent number: 8761217
    Abstract: A system includes a modulatable source and matched modal filter. The modulatable source is associated with a plurality of source modes to provide a generated signal. The matched modal filter is coupled to the modulatable source to receive the generated signal. Filter modes are to match the source modes. The matched modal filter is coupleable to a link fiber to provide a signal to the link fiber. The filter modes are to match a subset of link fiber modes to couple the plurality of filter modes to the link fiber.
    Type: Grant
    Filed: April 6, 2012
    Date of Patent: June 24, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Michael Renne Ty Tan, Shih-Yuan Wang, Wayne Victor Sorin
  • Proximity free space optical interconnect
    Patent number: 8755656
    Abstract: A blade includes a circuit board to insert into a slot of a chassis, an optoelectronic device on the circuit board, an optical media that is flexible, coupled to the optoelectronic device, and able to guide a plurality of optical signals, a first connector optically coupled to the optical media, and a standoff on which the first connector is mounted. The first connector includes first alignment features shaped to mate with second alignment features of a second connector. The standoff provides the first connector with sufficient freedom of motion to permit the first alignment features to shift the first connector relative to the second connector and into a seated position as the first connector and the second connector move toward each other.
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: June 17, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Michael Renne Ty Tan, Paul K Rosenberg, Sagi V Mathai, Moray McLaren, Shih-Yuan Wang
  • Optical beam couplers and splitters
    Patent number: 8737785
    Abstract: Beam couplers and splitters are disclosed herein. An example of a beam coupler and splitter includes a first waveguide having a first waveguide bevel and a bend, the first waveguide bevel to totally internally reflect at least some light incident thereon. A second waveguide includes a second waveguide bevel complementarily shaped to the first waveguide bevel, the second waveguide being coupled to the first waveguide such that i) the first waveguide bevel is offset from the second waveguide bevel so that a first portion of the first waveguide bevel is in direct contact with a first portion of the second waveguide bevel, a second portion of the first waveguide bevel is exposed, and a second portion of the second waveguide bevel is exposed, and ii) a predetermined coupling ratio is achieved.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: May 27, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Huei Pei Kuo, Michael Renne Ty Tan, Shih-Yuan Wang, Robert G. Walmsley, Paul Kessler Rosenberg
  • FIBER OPTICS CONNECTORS
    Publication number: 20140133803
    Abstract: Optical multifiber connectors with multiple termination ferrules and multilens arrays are disclosed. In one aspect, an optical fiber connector includes a multilens array and at least one alignment post. The lenses protrude from a first surface of a transparent plate, and the least one alignment post protrudes from a second surface of the transparent plate opposites the first surface. The connector includes a first standoff frame disposed on the first surface and a second standoff frame disposed on the second surface.
    Type: Application
    Filed: July 29, 2011
    Publication date: May 15, 2014
    Inventors: Paul Kessler Rosenberg, Michael Renne Ty Tan
  • Optical polymorphic computer systems
    Patent number: 8724936
    Abstract: Embodiments of the present invention are directed to high-bandwidth, low-latency optical fabrics for broadcasting between nodes. In one embodiment, an optical fabric includes an optical communication path optically coupled to a broadcasting node and optically coupled to one or more broadcast receiving nodes. The optical fabric also includes a first optical element optically coupled to the optical communication path and configured to broadcast an optical signal generated by the broadcasting nodes onto the optical communication path, and one or more optical elements optically coupled to the optical communication path and configured to divert a portion the broadcast optical signal onto each of the one or more receiving nodes.
    Type: Grant
    Filed: May 8, 2008
    Date of Patent: May 13, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Gary Gostin, Michael Renne Ty Tan
  • Angled coupling for optical fibers
    Patent number: 8718422
    Abstract: An angled coupling for optical fibers can comprise a body (10) having an incoming aperture (18a) and an outgoing aperture (18b), from which an incoming hollow waveguide (12a) and an outgoing hollow waveguide (12b) extend into the body at an angle (22). A reflective surface (24) is situated at the vertex of the angle and is oriented substantially perpendicular to a bisector of the angle. The coupling also comprises an incoming coupling structure (32a) and an outgoing coupling structure (32b), each configured to attach an optical fiber to the corresponding aperture.
    Type: Grant
    Filed: April 28, 2009
    Date of Patent: May 6, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Paul Kessler Rosenberg, Michael Renne Ty Tan, Eric Peterson, Huei Pei Kuo, Sagi Varghese Mathai
  • Fabrication of thin pellicle beam splitters
    Patent number: 8711484
    Abstract: A method for fabricating a pellicle beam splitter includes etching an aperture in a support substrate; bonding a beam splitter substrate to an upper surface of the support substrate so that the beam splitter substrate covers the aperture; and depositing at least one optical coating on the beam splitter substrate. A pellicle beam splitter includes a support substrate, an aperture created in the support substrate using a semiconductor fabrication processes and a beam-splitting coating covering the aperture.
    Type: Grant
    Filed: May 6, 2008
    Date of Patent: April 29, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Jong-Souk Yeo, Sagi V. Mathai, Michael Renne Ty Tan
  • Bus-based scalable optical fabrics
    Patent number: 8705911
    Abstract: Various embodiments of the present invention are directed to arrangements of multiple optical buses to create scalable optical interconnect fabrics for computer systems. In one aspect, a multi-bus fabric (102) for transmitting optical signals between a plurality of nodes (108-111) comprises a plurality of optical buses (104-107). Each optical bus is optically coupled to each node of the plurality of nodes, and each optical bus is configured to so that one node broadcasts optical signals generated by the node to the other nodes of the plurality of nodes.
    Type: Grant
    Filed: May 6, 2009
    Date of Patent: April 22, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Moray McLaren, Michael Renne Ty Tan, Gary Gostin
  • Process poling for material configuration
    Patent number: 8699831
    Abstract: A method includes fabricating a circuit element and a connection to the circuit element for a photonic integrated circuit. The method includes associating a configurable material with the circuit element and activating the configurable material via a poling rail and the connection to the circuit element during production of the integrated circuit.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: April 15, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Lars Helge Thylen, Michael Renne Ty Tan, Shih-Yuan Wang, Alexandre M Bratkovski, Wayne V Sorin, Michael Josef Stuke
  • OPTICAL TRANSMISSION SYSTEM
    Publication number: 20140099120
    Abstract: An optical transmission system includes a lens wafer to couple light into an optical transmission medium. The lens wafer includes a set of collimating lenses on a first side of the lens wafer, the collimating lenses to collimate beams of light from a plurality of light sources. The lens wafer also includes a focusing element on a second side of the wafer opposing the first side. The focusing element is to focus the collimated beams of light into an optical transmission medium.
    Type: Application
    Filed: May 23, 2011
    Publication date: April 10, 2014
    Inventors: Wayne V Sorin, Michael Renne Ty Tan
  • Flexible optical interconnect
    Patent number: 8693814
    Abstract: A flexible optical interconnect and method of forming the interconnect is disclosed. The optical interconnect includes a waveguide base formed from a flexible dielectric material. A three-sided channel is formed in the flexible material. Each side of the channel is coated with a reflective metallic coating. A cover piece is formed from the flexible material and coated with a reflective metallic coating on an underside. The cover piece is coupled to the waveguide base to form a flexible optical bus having at least one hollow metallized waveguide. The hollow metallized waveguide is configured to carry an optical signal. A transverse slot is formed in the cover piece and the waveguide base to form an aperture bisecting the hollow metallized waveguide to enable the optical signal to be detected and/or redirected.
    Type: Grant
    Filed: March 28, 2008
    Date of Patent: April 8, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Paul Kessler Rosenberg, Michael Renne Ty Tan, Sagi Varghese Mathai
  • Optical broadcast with buses with shared optical interfaces
    Patent number: 8687961
    Abstract: Various embodiments of the present invention are directed to optical broadcast buses configured with shared optical interfaces for fan-in and fan-out of optical signals. In one aspect, an optical broadcast bus comprises a number of optical interfaces, a fan-in bus optically coupled to the number of optical interfaces, and a fan-out bus optically coupled to the number of optical interfaces. Each optical interface is configured to convert an electrical signal produced by the at least one node into an optical signal that is received and directed by the fan-in bus to the fan-out bus and broadcast by the fan-out bus to the number of optical interfaces. Each optical interface also converts the optical signal into an electrical signal that is sent to the electronically coupled at least one node for processing.
    Type: Grant
    Filed: October 31, 2008
    Date of Patent: April 1, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Michael Renne Ty Tan, Joseph Straznicky, Paul Kessler Rosenberg
  • Optical star coupler
    Patent number: 8678600
    Abstract: An optical device may include a light transmissive medium having two sides. On one side may be a high reflectivity mirror and on the other side may be a plurality of partial reflectivity mirrors that may be guided mode resonance or nanodot mirrors. An optical system may have a plurality of light inputs, a light transmissive medium, and a plurality of light outputs from the light transmissive medium The light transmissive medium may have a high reflectivity mirror on one side and a plurality of partial reflectivity mirrors on a second side.
    Type: Grant
    Filed: March 19, 2010
    Date of Patent: March 25, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David A. Fattal, Michael Renne Ty Tan, Marco Fiorentino, Huei Pei Kuo, Wayne V. Sorin
  • Image-rotation prisms and optical interconnects employing the same
    Patent number: 8660432
    Abstract: Embodiments of the present invention relate to a family of image-rotation prisms. Each image-rotation prism has the property that as an image-rotation prism is rotated, an image passing through the image-rotation prism rotates at twice the angular rate of the image-rotation prism. Embodiments of the present invention include optical systems that can be used for board-to-board communications and employ the image-rotation prisms to compensate for arbitrary axial rotations and misalignment of optical signals and can be used to direct optical signals output from transmitters on one board to particular detectors of a detector arrangement located on an adjacent board.
    Type: Grant
    Filed: April 2, 2008
    Date of Patent: February 25, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Huei Pei Kuo, Robert G. Walmsley, Shih-Yuan Wang, Michael Renne Ty Tan, R. Stanley Williams
  • Q-switched grating vertical-cavity surface-emitting laser system and method for fabricating the same
    Patent number: 8654812
    Abstract: A vertical cavity surface emitting laser (VCSEL) system and method of fabrication are included. The VCSEL system includes a gain region to amplify an optical signal in response to a data signal and a first mirror arranged as a partially-reflective high-contrast grating (HCG) mirror at an optical output of the VCSEL system. The VCSEL system also includes a second mirror. The first and second mirrors can be arranged as a laser cavity to resonate the optical signal. The VCSEL system further includes a doped semiconductor region to generate a current through the first mirror in response to a voltage signal to substantially alter the reflectivity of the first mirror to provide Q-switching capability of the VCSEL system.
    Type: Grant
    Filed: January 25, 2011
    Date of Patent: February 18, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David A. Fattal, Michael Renne Ty Tan, Raymond G. Beausoleil
  • APPARATUS FOR USE IN OPTOELECTRONICS HAVING A SANDWICHED LENS
    Publication number: 20140037247
    Abstract: According to an example, an apparatus for use in optoelectronics includes a bottom transparent layer, a top transparent layer having a top surface, a lens sandwiched between the bottom transparent layer and the top transparent layer, and a first alignment element attached to the top surface of the top transparent layer, wherein the first alignment element is offset with respect to the lens and is to mate with a mating alignment element on an optical transmission medium.
    Type: Application
    Filed: July 31, 2012
    Publication date: February 6, 2014
    Inventors: Sagi Varghese MATHAI, Michael Renne Ty TAN, Paul Kessler ROSENBERG, Wayne Victor SORIN
  • OPTICAL TRANSMISSION MEDIA TO INDEPENDENTLY SUPPORT SINGLE-MODE AND MULTIMODE SIGNALS
    Publication number: 20140037244
    Abstract: A computing system includes an optical transmission media to propagate a single-mode signal and a multimode signal, and support mode matching with the single-mode signal and multimode signal. A lowest-order mode of the optical transmission media is to couple the single-mode signal, and at least one higher-order mode of the optical transmission media is to couple the multimode signal. The optical transmission media is to enable extraction of the single-mode signal from the optical transmission media independently of the multimode signal.
    Type: Application
    Filed: July 31, 2012
    Publication date: February 6, 2014
    Inventors: Wayne Victor Sorin, Michael Renne Ty Tan