Patents by Inventor David Martin Fenwick

David Martin Fenwick 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).

  • Patent number: 9142938
    Abstract: An array of light beam emitter sections comprises: a substrate having a surface divided into an array of sections; and a grouping of light emitters disposed at each surface section and configured to emit light beams at different emission angles with respect to the surface. Also disclosed is apparatus for establishing optical communication channels between the array of light beam emitter sections and an array of light detectors. Further disclosed is a method of establishing optical communication channels between the array of light emitter sections and the array of light detectors by mapping at least one light emitter of each grouping with a light detector of the detector array to establish optical communication channels between the arrays based on the mappings.
    Type: Grant
    Filed: December 3, 2009
    Date of Patent: September 22, 2015
    Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Terrel L. Morris, David Martin Fenwick, Richard John Luebs, Duane A. Wegher, Jeffry D. Yetter
  • Publication number: 20140153868
    Abstract: Systems are provided having, for example, at least first and second processing units, an optical bus system coupled to the at least first and second processing units, and an optical bus controller coupled to the optical bus system. The optical bus system includes a plurality of optical switches and each optical switch includes, for example, at least a first switch state for directing light in at least a first direction and a second switch state for directing light in at least a second direction. Methods for optical bus communication are also provided.
    Type: Application
    Filed: February 6, 2014
    Publication date: June 5, 2014
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: David Martin Fenwick, Richard J. Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Patent number: 8059927
    Abstract: In one embodiment, an assembly having a first board, a second board, a fiber bundle, and at least one movable stage is provided. The fiber bundle has a first end and a second end, and the first end of the fiber bundle is attached to the first board first face. The movable stage has a second optical array provided thereon or therein. The movable stage is disposed on the second board such that the at least one motor steers the movable stage. The movable stage is steered such that the second optical array is aligned with the second end of the fiber bundle in a desired manner.
    Type: Grant
    Filed: February 22, 2010
    Date of Patent: November 15, 2011
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Patent number: 7874739
    Abstract: In one embodiment, a fiber assembly is provided. The fiber assembly has a first fiber having at least one core. The core has a length, a first end, and a second end, and light may be transmitted along the core. The second end has an obtusely angled end surface. The assembly also has a second fiber having at least one core having a first end. Light may be transmitted along the core. The second end of the first fiber is optically coupled to the first end of the second fiber such that light emitted from the first fiber may be transmitted to the second fiber.
    Type: Grant
    Filed: January 22, 2008
    Date of Patent: January 25, 2011
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Publication number: 20100322552
    Abstract: In one embodiment, a system comprises a plurality of electronic circuit boards and at least one optical fiber in optical communication with at least one circuit board of the plurality of electronic circuit boards, wherein at least one optical fiber comprises at least one core having at least one end surface, and wherein at least one end surface comprises a light dispersing geometry.
    Type: Application
    Filed: August 25, 2010
    Publication date: December 23, 2010
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Patent number: 7813613
    Abstract: In one embodiment, method of forming fibers is provided. The method includes modifying a first exposed edge of at least one core of a first fiber. The first fiber has a first end, a second end, and a length between the first end and the second end. The second end has the first exposed edge of the core, and the first exposed edge has a first diffusion state. The first fiber may transmit light along the core. The modification of the first exposed edge includes modifying the first diffusion state of the first exposed edge of the core to a second diffusion state such that light exiting the first exposed edge in the second diffusion state is spread over a greater number of angles relative to angles of the light exiting the first exposed edge in the first diffusion state.
    Type: Grant
    Filed: December 3, 2009
    Date of Patent: October 12, 2010
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Patent number: 7809278
    Abstract: A method of aligning optical data communication channels between system functions comprises: emitting an array of light beams from a corresponding array of data emitters in response to electrical data signals generated from a first system function; emitting light beams from two control emitters in response to electrical control signals generated from the first system function; receiving light beams from the data emitters by a corresponding array of data detectors to form an array of data optical communication channels; conducting electrical data signals reproduced from the received data emitter light beams to a second system function; receiving light beams from the two control emitters by two control detector sections to form two control optical communication channels; conducting electrical control signals reproduced from the received control emitter light beams to a second system function; monitoring a multiplicity of light detectors of each of the two control detector sections to determine an offset in opti
    Type: Grant
    Filed: July 26, 2004
    Date of Patent: October 5, 2010
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Terrel L. Morris, David Martin Fenwick, Richard John Luebs, Duane A. Wegher, Jeffrey D. Yatter
  • Publication number: 20100150502
    Abstract: In one embodiment, an assembly having a first board, a second board, a fiber bundle, and at least one movable stage is provided. The fiber bundle has a first end and a second end, and the first end of the fiber bundle is attached to the first board first face. The movable stage has a second optical array provided thereon or therein. The movable stage is disposed on the second board such that the at least one motor steers the movable stage. The movable stage is steered such that the second optical array is aligned with the second end of the fiber bundle in a desired manner.
    Type: Application
    Filed: February 22, 2010
    Publication date: June 17, 2010
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Patent number: 7693362
    Abstract: In one embodiment, an assembly having a first board, a second board, a fiber bundle, and at least one movable stage is provided. The fiber bundle has a first end and a second end, and the first end of the fiber bundle is attached to the first board first face. The movable stage has a second optical array provided thereon or therein. The movable stage is disposed on the second board such that the at least one motor steers the movable stage. The movable stage is steered such that the second optical array is aligned with the second end of the fiber bundle in a desired manner.
    Type: Grant
    Filed: July 9, 2008
    Date of Patent: April 6, 2010
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Publication number: 20100074576
    Abstract: In one embodiment, method of forming fibers is provided. The method includes modifying a first exposed edge of at least one core of a first fiber. The first fiber has a first end, a second end, and a length between the first end and the second end. The second end has the first exposed edge of the core, and the first exposed edge has a first diffusion state. The first fiber may transmit light along the core. The modification of the first exposed edge includes modifying the first diffusion state of the first exposed edge of the core to a second diffusion state such that light exiting the first exposed edge in the second diffusion state is spread over a greater number of angles relative to angles of the light exiting the first exposed edge in the first diffusion state.
    Type: Application
    Filed: December 3, 2009
    Publication date: March 25, 2010
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Publication number: 20100074294
    Abstract: An array of light beam emitter sections comprises: a substrate having a surface divided into an array of sections; and a grouping of light emitters disposed at each surface section and configured to emit light beams at different emission angles with respect to the surface. Also disclosed is apparatus for establishing optical communication channels between the array of light beam emitter sections and an array of light detectors. Further disclosed is a method of establishing optical communication channels between the array of light emitter sections and the array of light detectors by mapping at least one light emitter of each grouping with a light detector of the detector array to establish optical communication channels between the arrays based on the mappings.
    Type: Application
    Filed: December 3, 2009
    Publication date: March 25, 2010
    Inventors: Terrel L. Morris, David Martin Fenwick, Richard John Luebs, Duane A. Wegher, Jeffry D. Yetter
  • Patent number: 7653108
    Abstract: An array of light beam emitter sections comprises: a substrate having a surface divided into an array of sections; and a grouping of light emitters disposed at each surface section and configured to emit light beams at different emission angles with respect to the surface. Also disclosed is apparatus for establishing optical communication channels between the array of light beam emitter sections and an array of light detectors. The apparatus comprises a controller coupled to the arrays of emitter sections and detectors for mapping at least one light emitter of each grouping with a light detector of the detector array to establish optical communication channels between the arrays based on the mappings.
    Type: Grant
    Filed: September 9, 2004
    Date of Patent: January 26, 2010
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Terrel L. Morris, David Martin Fenwick, Richard John Luebs, Duane A. Wegher, Jeffry D. Yetter
  • Patent number: 7623793
    Abstract: A system for configuring fiber optic communication channels between arrays of emitters and detectors comprises: an array of light emitters; an array of light detectors; a bundle of optical fibers disposed between the arrays of light emitters and light detectors for conducting light from the light emitters to the light detectors, wherein the number of optical fibers in the bundle is greater than the number of light emitters in the array and wherein an area cross-section of the bundle of optical fibers overlaps the array of light emitters and the array of light detectors; and logic for mapping at least one emitter to at least one detector to establish at least one optical fiber communication channel between the array of light emitters and the array of light detectors. The system is further operative to monitor data communication over the at least one fiber optic communication channel and to reconfigure the mapping based on the monitored data communications thereof.
    Type: Grant
    Filed: August 10, 2004
    Date of Patent: November 24, 2009
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Terrel L. Morris, David Martin Fenwick, Richard John Luebs, Duane A. Wegher, Jeffry D. Yetter
  • Patent number: 7623783
    Abstract: A system for self-configuring optical communication channels between arrays of emitters and detectors comprises: an array of light emitters; an array of light detectors roughly aligned with the array of light emitters; and self-configuration logic for controlling the light emitters of the emitter array to transmit optical data to the array of light detectors and for monitoring received optical data of the light detectors of the detector array to establish light emitter/detector optical channels between the arrays of light emitters and light detectors based on optical data transmission error rates.
    Type: Grant
    Filed: August 10, 2004
    Date of Patent: November 24, 2009
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Terrel L. Morris, David Martin Fenwick, Ricahrd John Luebs, Duane A. Wegher, Jeffry D. Yetter
  • Publication number: 20090034910
    Abstract: In one embodiment, an assembly having a first board, a second board, a fiber bundle, and at least one movable stage is provided. The fiber bundle has a first end and a second end, and the first end of the fiber bundle is attached to the first board first face. The movable stage has a second optical array provided thereon or therein. The movable stage is disposed on the second board such that the at least one motor steers the movable stage. The movable stage is steered such that the second optical array is aligned with the second end of the fiber bundle in a desired manner.
    Type: Application
    Filed: July 9, 2008
    Publication date: February 5, 2009
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Patent number: 7400790
    Abstract: In one embodiment, an assembly having a first board, a second board, a fiber bundle, and at least one movable stage is provided. The fiber bundle has a first end and a second end, and the first end of the fiber bundle is attached to the first board first face. The movable stage has a second optical array provided thereon or therein. The movable stage is disposed on the second board such that the at least one motor steers the movable stage. The movable stage is steered such that the second optical array is aligned with the second end of the fiber bundle in a desired manner.
    Type: Grant
    Filed: November 3, 2004
    Date of Patent: July 15, 2008
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Publication number: 20080124027
    Abstract: In one embodiment, a fiber assembly is provided. The fiber assembly has a first fiber having at least one core. The core has a length, a first end, and a second end, and light may be transmitted along the core. The second end has an obtusely angled end surface. The assembly also has a second fiber having at least one core having a first end. Light may be transmitted along the core. The second end of the first fiber is optically coupled to the first end of the second fiber such that light emitted from the first fiber may be transmitted to the second fiber.
    Type: Application
    Filed: January 22, 2008
    Publication date: May 29, 2008
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Patent number: 7344315
    Abstract: In one embodiment, a fiber assembly is provided. The fiber assembly has a first fiber having at least one core. The core has a length, a first end, and a second end, and light may be transmitted along the core. The second end has an obtusely angled end surface. The assembly also has a second fiber having at least one core having a first end. Light may be transmitted along the core. The second end of the first fiber is optically coupled to the first end of the second fiber such that light emitted from the first fiber may be transmitted to the second fiber.
    Type: Grant
    Filed: November 3, 2004
    Date of Patent: March 18, 2008
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David Martin Fenwick, Richard John Luebs, Terrel L. Morris, Duane A. Wegher, Jeffrey D. Yetter
  • Patent number: 7269321
    Abstract: A system for configuring fiber optic communication channels between arrays of emitters and detectors comprises: an array of light emitters; an array of light detectors; a bundle of optical fibers disposed between the arrays of light emitters and light detectors for conducting light from the light emitters to the light detectors, wherein a diameter of each optical fiber in the bundle is greater than a diameter of light emitted from each light emitter in the array, and wherein an area cross-section of the bundle of optical fibers overlaps the array of light emitters and the array of light detectors; and logic for mapping at least one emitter to at least one detector to establish at least one fiber optic communication channel between the array of light emitters and the array of light detectors. A counterpart method is also disclosed.
    Type: Grant
    Filed: August 10, 2004
    Date of Patent: September 11, 2007
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Terrel L. Morris, David Martin Fenwick, Richard John Luebs, Duane A. Wegher, Jeffry D. Yetter
  • Patent number: 7251388
    Abstract: Optical communication apparatus comprises: a first IC assembly disposed at a first PCB and comprising: a first IC package electrically coupled to circuits of the first PCB and having an opening in a bottom layer thereof; a first array of optical elements disposed in and electrically coupled to the first IC package and aligned with the bottom layer opening; and a tube of optical fibers disposed in the bottom layer opening with one end aligned under the first array and another end protruding out from the bottom layer of the first package and extending through a hole in the first PCB; a second IC assembly disposed at a second PCB, arranged in parallel with the first PCB, and comprising: a second IC package electrically coupled to circuits of the second PCB and having an opening in a top layer thereof; and a second array of optical elements disposed at the second IC package and electrically coupled thereto through the top layer opening; and wherein the second array being optically aligned with the optical fiber t
    Type: Grant
    Filed: August 10, 2004
    Date of Patent: July 31, 2007
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Terrel L. Morris, David Martin Fenwick, Richard John Luebs, Duane A. Wegher, Jeffrey D. Yetter