1
Ronald G Hegg, Ronald T Smith, Mao Jin Chern, John J Ferrer: Automotive instrument virtual image display. Hughes Aircraft Company, L A Alkov, W K Denson Low, January 11, 1994: US05278532 (89 worldwide citation)

A compact, inexpensive and mass-producible optical display system for an automobile creates a highly visible and sharp, high contrast and pleasing, multi-color magnified virtual image of a primary instrument cluster at a viewing distance which is greater than the actual optical distance between the ...


2
John J Ferrer: Integrated head-up and panel display unit. Hughes Aircraft Company, Leonard A Alkov, A W Karambelas, January 24, 1989: US04799765 (86 worldwide citation)

An integrated head-up and panel display system for aircraft cockpits and the like is disclosed. The system utilizes a wavelength-sensitive fold mirror to separate the HUD image and the panel images. The system includes a monochromatic HUD image source for projecting the HUD image toward the fold mir ...


3
Gaylord E Moss, Brian D Cohn, Mao Jin J Chern, Lacy G Cook, John J Ferrer: Biocular holographic helmet mounted display. Hughes Aircraft Company, Leonard A Alkov, Wanda K Denson Low, July 30, 1991: US05035474 (57 worldwide citation)

A helmet mounted display uses a see-through visor holographic combiner to provide, in the normal field of view of a helicopter pilot, a pair of images derived from an image source such as a miniature cathode ray tube. A source of the video display may be an infrared sensor mounted on an external tur ...


4
Mao Jin Chern, John J Ferrer, Ronald T Smith: Graded index asperhic combiners and display system utilizing same. Hughes Aircraft Company, Leonard A Alkov, Wanda K Denson Low, November 6, 1990: US04968117 (54 worldwide citation)

An improved optical combiner useful in many applications is disclosed. The combiner includes a substrate with at least one aspheric surface and an diffraction-type reflective coating formed on the substrate for selectively reflecting radiation within one or more predetermined narrow band ranges of w ...


5
William R Lichty, John J Ferrer, Lacy G Cook, Michael N Ernstoff: Liquid crystal image projector system. Hughes Aircraft Company, G L Cline, D C Keaveney, W H MacAllister, April 1, 1980: US04195915 (54 worldwide citation)

There is disclosed a liquid crystal image projector which is suitable for use as an image source in an aircraft head-up display system. In this application, the projector provides extremely bright and high contrast symbology for the aircraft pilot. More generally, the projector has application where ...


6
John J Ferrer: Diffraction head up display solar radiation filter. Hughes Aircraft Company, R Thompson, L V Link Jr, A W Karambelas, May 8, 1984: US04447128 (48 worldwide citation)

A diffraction grating head up display is disclosed which blocks solar radiation from impinging upon and washing out the image of display information on an optical display device. This is accomplished by means of a filter such an optical element made of photochromic material which is positioned betwe ...


7
Ronald G Hegg, Mao Jin Chern, Paul C Norton, John J Ferrer, Steven A Stringfellow: Aircraft head-up display. Hughes Aircraft Company, Leonard A Alkov, Wanda K Denson Low, July 2, 1991: US05028119 (30 worldwide citation)

A head-up instrument display for a vehicle including a light emitting image source for producing imaging illumination and a combiner including a spherical beam-splitter coating for partially reflecting the imaging illumination to produce a virtual image viewable by the vehicle operator without diver ...


8
Martin Weinhrauch, John J Ferrer, Mao Jin Chern, Ronald G Hegg, Matthew J Van Leeuwen, Steven A Stringfellow, William J Wainwright, Harry J King: Automotive head-up display. Hughes Aircraft Company, Leonard A Alkov, Wanda K Denson Low, November 27, 1990: US04973139 (27 worldwide citation)

A vehicle head-up instrument display including a light emitting image source for producing imaging illumination, optical apparatus for directing the imaging illumination to the inside surface of a vehicle windshield, and a combiner comprising a portion of the windshield or a coating applied to the w ...


9
John J Ferrer: Combiner mounting and stowage mechanism. Hughes Aircraft Company, Robert Thompson, A W Karambelas, May 12, 1987: US04664475 (24 worldwide citation)

A mounting and stowage mechanism erects a head-up display combiner into the pilot's line-of-sight. One end of a crank is mounted on the combiner and is pivoted on a first link which is pivoted to a frame. A support link is pivoted on the combiner and on a drag link which is pivoted to the frame. A c ...


10
Robert D Williams, Daniel M Battista, Alan J Reuter, John J Ferrer: Head up display with a lens decentered to the optical axis of the illumination. Hughes Aircraft Company, Leonard A Alkov, Wanda K Denson Low, February 2, 1999: US05867287 (5 worldwide citation)

A low cost, compact projection display source that serves as a very bright image source for an automotive head up display. The present invention is comprised of a high intensity halogen light source and a liquid crystal display. The liquid crystal display is controlled by display electronics that wr ...