Patents by Inventor Shmuel Roth

Shmuel Roth 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: 7495722
    Abstract: A display and methods of driving the display, where the display includes a plurality of pixels, where some colors are present in every pixel, and some colors are only present in less than all of the pixels.
    Type: Grant
    Filed: August 1, 2007
    Date of Patent: February 24, 2009
    Assignee: Genoa Color Technologies Ltd.
    Inventors: Shmuel Roth, Moshe Ben-Chorin, Doron Malka, Dan Eliav
  • Patent number: 7483095
    Abstract: Embodiments of the invention include a method, device and/or system for displaying a color image having a plurality of more-than-three primary color pixels The device may include, for example, an array of sub-pixel elements of at least four different primary colors, wherein the total number of sub-pixel elements in the array is significantly smaller than a multiplication product of the number of more-than-three-primary color pixels in the image multiplied by the number of the at least four different primary colors. Other embodiments are described and claimed.
    Type: Grant
    Filed: December 13, 2004
    Date of Patent: January 27, 2009
    Assignee: Genoa Color Technologies Ltd
    Inventors: Shmuel Roth, Moshe Ben-Chorin, Doron Malka
  • Publication number: 20090021821
    Abstract: Embodiments of the present invention include a method, apparatus and/or system of producing a color image using four or more primary colors. The apparatus, according to some demonstrative embodiments of the invention, may include an optical arrangement to selectively split polychromatic light into at least four primary-color light beams, and to direct the at least four primary-color light beams towards at least four reflective spatial light modulators, respectively. Other embodiments are described and claimed.
    Type: Application
    Filed: November 29, 2005
    Publication date: January 22, 2009
    Applicant: GENOA COLOR TECHNOLOGIES LTD.
    Inventor: Shmuel Roth
  • Patent number: 7471822
    Abstract: A device to produce a color image, the device including a color filtering arrangement to sequentially produce at least four colors by transmission through respective color filters, each color filter having a spectral range of transmission, wherein the spectral range of at least one of the color filters includes substantially the entire spectral range of at least one additional color filter. A method of producing a color image, the method including sequentially transmitting light of at least four colors through at least four color filters respectively, each color filter having a spectral range of transmission, wherein the spectral range of at least one of the color filters includes substantially the entire spectral range of at least one additional color filter.
    Type: Grant
    Filed: July 24, 2003
    Date of Patent: December 30, 2008
    Assignee: Genoa Color Technologies Ltd
    Inventors: Shmuel Roth, Ilan Ben-David, Moshe Ben-Chorin
  • Publication number: 20080259224
    Abstract: Embodiments of the present invention provide a method, apparatus and system of producing a color image using four or more primary colors. The apparatus, according to some demonstrative embodiments of the invention, may include four or more transmissive spatial light modulators to modulate four or more, respective, primary color light beams in accordance with four or more, respective, primary color image components of the color image to produce four or more, respective, modulated light beams; and a beam combiner to combine the four or more modulated light beams into a combined light beam carrying the color image. The beam combiner may include, for example, an X-cube to jointly direct three of the four or more modulated light beams; and a selective color rotator to rotate the polarization of two of the three modulated light beams, while maintaining the polarization of a third one of the three modulated light beams. Other embodiments are described and claimed.
    Type: Application
    Filed: November 28, 2005
    Publication date: October 23, 2008
    Inventor: Shmuel Roth
  • Patent number: 7417799
    Abstract: A device (300) to produce a color image using four or more primary colors. The device may include four or more transmissive spatial light modulators (309, 310, 311, 312) to modulate four or more, respective, light beams in accordance with four or more, respective, primary color image components of the color image to produce four or more, respective, modulated light beams. The device may also include a beam combining arrangement (320) to combine the four or more modulated light beams into a combined light beam carrying the color image.
    Type: Grant
    Filed: August 3, 2004
    Date of Patent: August 26, 2008
    Assignee: Genoa Color Technologies Ltd.
    Inventor: Shmuel Roth
  • Publication number: 20080192178
    Abstract: A color Liquid Crystal display (LCD) device for displaying a color image using at least four different primary colors, the device including an array of Liquid Crystal (LC) elements, driving circuitry adapted to receive an input corresponding to the color image and to selectively activate the LC elements of the LC array to produce an attenuation pattern corresponding to a gray-level representation of the color image, and an array of color sub-pixel filter elements juxtaposed and in registry with the array of LC elements such that each color sub-pixel filter element is in registry with one of the LC elements, wherein the array of color sub-pixel filter elements comprises at least four types of color sub-pixel filter elements, which transmit light of the at least four primary colors, respectively.
    Type: Application
    Filed: April 15, 2008
    Publication date: August 14, 2008
    Inventors: Ilan BEN-DAVID, Shmuel Roth, Moshe Ben-Chorin
  • Publication number: 20080030660
    Abstract: A display and methods of driving the display, where the display includes a plurality of pixels, where some colors are present in every pixel, and some colors are only present in less than all of the pixels.
    Type: Application
    Filed: August 1, 2007
    Publication date: February 7, 2008
    Inventors: Shmuel Roth, Moshe Ben-Chorin, Doron Malka, Dan Eliav
  • Publication number: 20080030447
    Abstract: A color Liquid Crystal Display (LCD) device for displaying a color image using at least four different primary colors, the device including an array of Liquid Crystal (LC) elements, driving circuitry adapted to receive an input corresponding to the color image and to selectively activate the LC elements of the LC array to produce an attenuation pattern corresponding to a gray-level representation of the color image, and an array of color sub-pixel filter elements juxtaposed and in registry with the array of LC elements such that each color sub-pixel filter element is in registry with one of the LC elements, wherein the array of color sub-pixel filter elements comprises at least four types of color sub-pixel filter elements, which transmit light of the at least four primary colors, respectively.
    Type: Application
    Filed: July 31, 2007
    Publication date: February 7, 2008
    Inventors: Ilan Ben-David, Shmuel Roth, Moshe Ben-Chorin
  • Publication number: 20080024410
    Abstract: A color Liquid Crystal Display (LCD) device for displaying a color image using at least four different primary colors, the device including an array of Liquid Crystal (LC) elements, driving circuitry adapted to receive an input corresponding to the color image and to selectively activate the LC elements of the LC array to produce an attenuation pattern corresponding to a gray-level representation or the color image, and an array of color sub-pixel filter elements juxtaposed and in registry with the array of LC elements such that each color sub-pixel filter element is in registry with one of the LC elements, wherein the array of color sub-pixel filter elements comprises at least four types of color sub-pixel filter elements, which transmit light of the at least four primary colors, respectively.
    Type: Application
    Filed: August 2, 2007
    Publication date: January 31, 2008
    Inventors: Ilan Ben-David, Shmuel Roth, Moshe Ben-Chorin
  • Patent number: 7268757
    Abstract: A color Liquid Crystal Display (LCD) device for displaying a color image using at least four different primary colors, the device including an array of Liquid Crystal (LC) elements (214), driving circuitry (218) adapted to receive an input corresponding to the color image and to selectively activate the LC elements (214) of the LC array to produce an attenuation pattern corresponding to a gray-level representation of the color image, and an array of color sub-pixel filter elements (216) juxtaposed and in registry with the array of LC elements (214) such that each color sub-pixel filter element is in registry with one of the LC elements, wherein the array of color sub-pixel filter elements comprises at least four types of color sub-pixel filter elements, which transmit light of the at least four primary colors, respectively.
    Type: Grant
    Filed: June 11, 2002
    Date of Patent: September 11, 2007
    Assignee: Genoa Color Technologies Ltd
    Inventors: Ilan Ben-David, Shmuel Roth, Moshe Ben-Chorin
  • Publication number: 20070001994
    Abstract: Some embodiments of the invention provide a device, system and method for displaying a color image. According to some exemplary embodiments of the invention a device for displaying a color image may include an illumination source including a plurality of light-producing elements able to produce light of each of m different wavelength spectra, wherein m is equal to or greater than three. The device may also include an array of attenuating elements able to spatially selectively attenuate the light produced by the illumination source according to an attenuation pattern corresponding to a gray-level representation of the color image, and an array of color sub-pixel filter elements able to receive selectively attenuated light from the array of attenuating elements, each sub-pixel filter element able to transmit light of one of n different primary colors, wherein n is equal to or greater than four.
    Type: Application
    Filed: May 24, 2004
    Publication date: January 4, 2007
    Inventor: Shmuel Roth
  • Publication number: 20060285217
    Abstract: A device (300) to produce a color image using four or more primary colors. The device may include four or more transmissive spatial light modulators (309, 310, 311, 312) to modulate four or more, respective, light beams in accordance with four or more, respective, primary color image components of the color image to produce four or more, respective, modulated light beams. The device may also include a beam combining arrangement (320) to combine the four or more modulated light beams into a combined light beam carrying the color image.
    Type: Application
    Filed: August 3, 2004
    Publication date: December 21, 2006
    Applicant: GENOA COLOR TECHNOLOGIES LTD.
    Inventor: Shmuel Roth
  • Publication number: 20060221026
    Abstract: Embodiments of the invention include a method, device and/or system for spoke recovery. A method for spoke recovery in a sequential multi-primary color display may include producing a primary color image component corresponding to a first primary color during a display period including at least a portion of a spoke period of the first primary color and a second primary color.
    Type: Application
    Filed: February 21, 2006
    Publication date: October 5, 2006
    Inventors: Shmuel Roth, Moshe Ben-Chorin
  • Patent number: 7077524
    Abstract: A color projection display device may include SLMs or other panels. One embodiment includes a device for displaying a color image including first and second sequences of temporally-integrateable primary color image components, the device also includes first (209) ans second (206) SLM panels (604, 606), first and second driving circuitry, and first through fourth polarizing beam splitters.
    Type: Grant
    Filed: August 4, 2005
    Date of Patent: July 18, 2006
    Assignee: Genoa Color Technologies LTD
    Inventor: Shmuel Roth
  • Publication number: 20050275806
    Abstract: A color projection display device may include SLMs or other panels. One embodiment includes a device for displaying a color image including first and second sequences of temporally-integrateable primary color image components, the device also includes first (209) ans second (206) SLM panels (604, 606), first and second driving circuitry, and first through fourth polarizing beam splitters.
    Type: Application
    Filed: August 4, 2005
    Publication date: December 15, 2005
    Inventor: Shmuel Roth
  • Patent number: 6962414
    Abstract: A color projection display device may include SLMs or other panels. One embodiment includes a device for displaying a color image including first and second sequences of temporally-integrateable primary color image components, the device also includes first (209) and second (206) SLM panels (604, 606), first and second driving circuitry, and first through fourth polarizing beam spitters.
    Type: Grant
    Filed: July 10, 2002
    Date of Patent: November 8, 2005
    Assignee: Genoa Color Technologies Ltd.
    Inventor: Shmuel Roth
  • Publication number: 20050190141
    Abstract: A display (36) for reproducing an image intended for printing on a substrate using a set of inks, the image having a perceived color gamut when print it on the substrate, the display (36) including a light source (38) generating a set of at least three primary color (RGB), and a controller (42) combining the set of at least three primary color to substantially reproduce the image, wherein the at least three primary color define a viewed color gamut which substantially covers the perceived color gamut.
    Type: Application
    Filed: January 7, 2003
    Publication date: September 1, 2005
    Inventors: Shmuel Roth, Oded Ben-David, Moshe Ben-Chorin
  • Publication number: 20050134785
    Abstract: Embodiments of the invention include a method, device and/or system for displaying a color image having a plurality of more-than-three primary color pixels The device may include, for example, an array of sub-pixel elements of at least four different primary colors, wherein the total number of sub-pixel elements in the array is significantly smaller than a multiplication product of the number of more-than-three-primary color pixels in the image multiplied by the number of the at least four different primary colors. Other embodiments are described and claimed.
    Type: Application
    Filed: December 13, 2004
    Publication date: June 23, 2005
    Inventors: Shmuel Roth, Moshe Ben-Chorin, Doron Malka
  • Publication number: 20050122294
    Abstract: A color display device for displaying an n-primary color image wherein n is greater than three, the device including an array of sub-pixel (801) configured to have at least one repeating unit having one sub-pixel representing each of the n primary colors, wherein repeating unit (906) is configured to optimize at least one of the n-primary color image.
    Type: Application
    Filed: February 2, 2005
    Publication date: June 9, 2005
    Inventors: Ilan Ben-David, Shmuel Roth, Moshe Ben-Chorin, Dan Eliav