Patents Assigned to InFocus Corporation
  • Image-rendering device
    Patent number: 7350923
    Abstract: In a computing device configured to be connected to a wireless network, a method of projecting an image via a projection device over the wireless network, is provided, wherein the projection device is connected to the wireless network via an image-rendering device configured to receive data over the wireless network. The method includes detecting the image-rendering device over the wireless network, presenting a display identifying the image-rendering device to a user, receiving selection of the image-rendering device by the user and sending data representing the image from the computing device to the image-rendering device over the wireless network for projection by the projection device.
    Type: Grant
    Filed: February 15, 2005
    Date of Patent: April 1, 2008
    Assignee: InFocus Corporation
    Inventors: Jorell A. Olson, Robin F. Hoeye, Jason G. Lewis
  • Variable fresnel screen for use in projection device
    Patent number: 7341353
    Abstract: A thin rear projection television using a wide angle lens system is provided. In an embodiment, a fresnel screen is used in which there are at least two spatial zones in the screen with different properties. The at least two zones may be adapted to compensate for the variation in input angle.
    Type: Grant
    Filed: January 6, 2004
    Date of Patent: March 11, 2008
    Assignee: InFocus Corporation
    Inventors: Mark D. Peterson, David Glaess, Jeffrey Alan Gohman
  • Method and system for a thermal architecture and user adjustable keystone in a display device
    Patent number: 7331678
    Abstract: A rear projection display device. The display device includes a screen and a base to which the screen is mounted. The base includes a plurality of vents to allow air to flow in and out of the base, a heat source, and an air movement device to move air from near the screen, past the heat source, and out through the vents.
    Type: Grant
    Filed: May 15, 2006
    Date of Patent: February 19, 2008
    Assignee: InFocus Corporation
    Inventor: Timothy Scott Engle
  • Hollow pivot
    Patent number: 7331552
    Abstract: Apparatuses, a system, and a method for rotatable coupling of components are disclosed herein. The apparatus may include a base having a mounting feature to couple the appparatus to a product housing and a through-hole to provide access to an interior cavity of the product housing. The apparatus may further include a flange, couple to the base having a surface and a plurality of detents disposed on the surface, the flange and the plurality of detents configured to rotatably couple to a pivot mate configured to complement one or more of the plurality of detents in a manner to allow the pivot mate to rotate from a first position relative to the apparatus to a second position creative to the apparatus.
    Type: Grant
    Filed: January 17, 2006
    Date of Patent: February 19, 2008
    Assignee: InFocus Corporation
    Inventor: Greg Sample
  • Link extender having equalization circuitry
    Patent number: 7321946
    Abstract: An apparatus comprises a first plug to couple the apparatus to a host connection and a second plug to couple the apparatus to a display connection. The apparatus further comprises a metallic transmission medium coupled to the first plug and link extender circuitry coupled to the metallic transmission medium and the second plug. The link extender circuitry including equalization circuitry coupled to the metallic transmission medium to restore voltage levels on signals transmitted on the metallic transmission medium, differential signaling receive circuitry coupled to the equalization circuitry; and differential signaling transmit circuitry coupled to the differential signaling receive circuitry and the second plug.
    Type: Grant
    Filed: March 18, 2005
    Date of Patent: January 22, 2008
    Assignee: InFocus Corporation
    Inventor: Jorell A. Olson
  • PROJECTION LED COOLING
    Publication number: 20080007696
    Abstract: A projection apparatus comprises a light emitting device (LED) and a cooling arrangement is described herein.
    Type: Application
    Filed: July 10, 2007
    Publication date: January 10, 2008
    Applicant: INFOCUS CORPORATION
    Inventors: T. Engle, David Slobodin, Mark Peterson
  • Imaging light source with polarization and color recovery
    Patent number: 7312913
    Abstract: The present invention provides a polarized colored light source for a display system in which light of other polarization states and colors are recycled. The color can be scrolled synchronously with a display. In one embodiment, the invention includes a tunnel having an entrance aperture facing a lamp to receive light having multiple polarization states from the lamp and direct the light from the lamp to an exit aperture opposite the entrance aperture, the tunnel having a reflective face about the entrance aperture to reflect light within the tunnel toward the exit aperture, a reflective polarizer to reflect light of one polarization state toward the entrance aperture and transmit light of another polarization state, and a color reflector to transmit light within one color range and reflect light of another color range toward the entrance aperture.
    Type: Grant
    Filed: May 17, 2002
    Date of Patent: December 25, 2007
    Assignee: InFocus Corporation
    Inventor: Serge Bierhuizen
  • Network projector interface system
    Patent number: 7313589
    Abstract: A network projector interface system is provided. In one embodiment, the system includes client software stored on a recordable medium and at least partially executable on a client computer on a network, where the client software provides a client interface configured to aid a user in directing a presentation file to a selected network projector. The system also includes presentation manager software stored on a recordable medium executable on the network, where the presentation manager software produces a presentation manager configured to manage storage and access to the presentation file, and a network projector coupled to a projector computer, where the projector computer is coupled to the network and communicates with the presentation manager to display the presentation file on the selected network projector.
    Type: Grant
    Filed: September 27, 2002
    Date of Patent: December 25, 2007
    Assignee: InFocus Corporation
    Inventors: De Tran, Kevin D. Thompson, Steve Murtha
  • System and method for displaying projector system identification information
    Patent number: 7309134
    Abstract: A system and method of displaying identification information for a projector system are disclosed. The method includes projecting a display onto a viewing surface with the projector system, and projecting an identification image onto the viewing surface over at least a part of the display with the projection system, wherein the identification image is configured to convey the identification information to a viewer.
    Type: Grant
    Filed: August 16, 2005
    Date of Patent: December 18, 2007
    Assignee: InFocus Corporation
    Inventor: Michael J. Cambron
  • Double pass illumination system
    Patent number: 7310185
    Abstract: A display device is disclosed, wherein the display device comprises a light source configured to emit light, a projection lens configured to transfer the light to a display surface, at least one other optical element, and a lens disposed optically between the light source and the projection lens, wherein the lens is configured to enable a first transfer of the light from the light source to the at least one other optical element, and the lens is configured to enable a second transfer of the light from the at least one other optical element to the projection lens.
    Type: Grant
    Filed: March 22, 2006
    Date of Patent: December 18, 2007
    Assignee: InFocus Corporation
    Inventor: Jeffrey A. Gohman
  • Modular keypad assembly
    Patent number: 7309132
    Abstract: A modular keypad assembly for use with a projection device is provided. This modular keypad assembly may include a user input through which a user may operate the projection device. Such a modular keypad assembly may include a elastomer keypad, a keypad support plate; and a keypad circuit board.
    Type: Grant
    Filed: March 15, 2006
    Date of Patent: December 18, 2007
    Assignee: InFocus Corporation
    Inventor: Greg Sample
  • User-interface for projection devices
    Patent number: 7290885
    Abstract: The present disclosure provides a projector assembly including a projection device adapted to project an image, and a user-interface in communication with the projection device. The user-interface may be adapted to privately present user-readable information to a user.
    Type: Grant
    Filed: March 16, 2005
    Date of Patent: November 6, 2007
    Assignee: InFocus Corporation
    Inventors: Phillip H. Salvatori, R. David Woolf
  • VIDEO DOCK FOR PORTABLE MEDIA PLAYER
    Publication number: 20070247794
    Abstract: A docking station for a portable media player. The docking station includes a docking connector to physically secure the portable media player and a communication interface to communicatively couple the portable media player to the docking station when the docking connector is physically securing the portable media player. A projection module operably linked to the communication interface and configured to receive video information from the portable media player via the communication interface projects a video image derived from the video information away from the docking station onto a viewing surface.
    Type: Application
    Filed: December 12, 2006
    Publication date: October 25, 2007
    Applicant: INFOCUS CORPORATION
    Inventors: Jennifer Jaffe, Scott Ballantyne, Steve Stark, Joe O'Sullivan, Phillip Salvatori, Donald Rhodes
  • Polarization conversion assembly to complement angular transmission distribution of polarizing light modulator
    Patent number: 7281803
    Abstract: An apparatus, system, and method for a polarizing conversion assembly adapted to provide polarized light having an intensity distribution to complement an angular transmission distribution of a corresponding light modulator are disclosed herein.
    Type: Grant
    Filed: November 12, 2004
    Date of Patent: October 16, 2007
    Assignee: InFocus Corporation
    Inventor: Serge J. A. Bierhuizen
  • Method and apparatus for adjusting relative disposition of projection optics based on operating conditions
    Patent number: 7278745
    Abstract: A system, method, and apparatus for sensing an operational condition of a projection device and generating a signal to be used in the adjustment of the relative disposition of a component of the projection device, are disclosed herein.
    Type: Grant
    Filed: December 21, 2004
    Date of Patent: October 9, 2007
    Assignee: InFocus Corporation
    Inventor: T. Scott Engle
  • Projection device
    Patent number: D552150
    Type: Grant
    Filed: December 13, 2005
    Date of Patent: October 2, 2007
    Assignee: InFocus Corporation
    Inventors: Phillip H. Salvatori, Danny Han, Richard C. Schoenert
  • Projection device
    Patent number: D557317
    Type: Grant
    Filed: December 12, 2005
    Date of Patent: December 11, 2007
    Assignee: InFocus Corporation
    Inventors: Richard C. Schoenert, Phillip H. Salvatori, Danny Han, Richard Scott Walters, Phillip D. Prestigomo
  • Docking station for a projection device
    Patent number: D557319
    Type: Grant
    Filed: December 22, 2005
    Date of Patent: December 11, 2007
    Assignee: InFocus Corporation
    Inventors: Richard C. Schoenert, Phillip H. Salvatori, Danny Han, Richard Scott Walters, Phillip D. Prestigomo
  • Projection device with docking station
    Patent number: D559885
    Type: Grant
    Filed: December 12, 2005
    Date of Patent: January 15, 2008
    Assignee: InFocus Corporation
    Inventors: Richard C. Schoenert, Phillip H. Salvatori, Danny Han, Richard Scott Walters, Phillip D. Prestigomo
  • Projection device
    Patent number: D562873
    Type: Grant
    Filed: June 22, 2004
    Date of Patent: February 26, 2008
    Assignee: InFocus Corporation
    Inventors: Phillip H. Salvatori, Richard C. Schoenert, Danny Han