Patent application number | Description | Published |
20080203901 | ORGANIC COMPOUNDS FOR ADJUSTING PHOSPHOR CHROMATICITY - Various phosphor compositions and organic compounds can be used in fluorescent layers for scanning beam displays. In general, one aspect of the subject matter described in this specification can be embodied in method of adjusting an emission spectrum of a phosphor material used in a display system that includes a fluorescent layer that absorbs an excitation light at a single wavelength and emits visible light. The method includes generating a binder mixture by combining one or more non-phosphor organic compounds with a binder material, wherein the binder mixture substantially transmits the excitation light and substantially absorbs a portion of the emission spectrum of the phosphor material. The method also includes combining the binder mixture with the phosphor material. | 08-28-2008 |
20080235749 | Delivering and Displaying Advertisement or Other Application Data to Display Systems - Display devices and systems including television sets, and systems, apparatus and methods for delivering information and providing services through display devices and systems. The display used in the described systems and methods is capable of receiving one or more TV programming channels and an independent designated application channel and having at least a first display window and a second display window separated from each other without spatial overlap on the screen. The information sent over the designated application channel to the display is displayed on the first display window while simultaneously displaying one of the TV programming channels on the second display window. A viewer control mechanism is provided in the display to allow the viewer to switch the information received from the designated application channel from the first display window to the second display window and switch back at the viewer's choice. | 09-25-2008 |
20080247020 | POST-OBJECTIVE SCANNING BEAM SYSTEMS - Scanning beam systems, apparatus and techniques in optical post-objective designs with two beam scanners for display and other applications. | 10-09-2008 |
20080291140 | Display Systems Having Screens with Optical Fluorescent Materials - Fluorescent screens and display systems and devices based on such screens using at least one excitation optical beam to excite one or more fluorescent materials on a screen which emit light to form images. The fluorescent materials may include phosphor materials and non-phosphor materials such as quantum dots. A screen may include a multi-layer dichroic layer. | 11-27-2008 |
20090001272 | Servo Feedback Control Based on Invisible Scanning Servo Beam in Scanning Beam Display Systems with Light-Emitting Screens - Scanning beam display systems that scan at least one invisible servo beam and an excitation beam onto a screen that emits visible light under excitation of the light of the excitation beam and control optical alignment of the excitation beam based on positioning of the servo beam on the screen via a feedback control. | 01-01-2009 |
20090116107 | Multilayered Screens with Light-Emitting Stripes for Scanning Beam Display Systems - Multilayered screens with parallel light-emitting stripes for scanning beam display systems. The light-emitting materials may include phosphor materials and non-phosphor materials. | 05-07-2009 |
20090153582 | Laser Displays Based On Color Mixing Between Colored Light And Phosphor-Emitted Visible Colored Light - Laser display systems using at least one scanning laser beam to excite one or more fluorescent materials on a screen which emit light to form images. The fluorescent materials may include phosphor materials. | 06-18-2009 |
20090174632 | Laser Displays Using Phosphor Screens Emitting Visible Colored Light - Laser display systems using at least one scanning laser beam to excite one or more fluorescent materials on a screen which emit light to form images. The fluorescent materials may include phosphor materials. | 07-09-2009 |
20090310977 | SYSTEMS FOR DEPLOYING AN OPTICAL NETWORK - A transmitter on an integrated circuit chip is disclosed that employs a laser, modulator, and a dispersion compensator module and a modulator for overcoming chromatic dispersion and polarization dependent loss effects. With the present invention, the dispersion compensator module is placed on a chip, either integrated or monolithic, for operation with a laser and a modulator without the need to compensate for dispersion within a separate unit that is not part of the chip. The dispersion compensator module can be implemented, for example, with a ring resonator, an etalon or a Mach-Zehnder interferometer. In a first aspect of the invention, the optical transmitter module of the present invention provides a cost-effective solution for upgrading from an existing optical network to a faster optical network, such as upgrading from a 2.5 Gbps to a 10 Gbps network. In a second aspect of the invention, the optical transmitter module of the present invention provides a means to deploy an optical network at the transmission rate of 10 Gbps, 40 Gbps and faster. | 12-17-2009 |
20100020377 | Beam Scanning Based on Two-Dimensional Polygon Scanner for Display and Other Applications - Scanning beam systems based on a two-dimensional polygon scanner with different reflective polygon facets tilted at different tilt facet angles to use rotations of the polygon scanner to scan optical beams both horizontally and vertically on a surface which can be a display screen or a printing surface. | 01-28-2010 |
20100097678 | Servo Feedback Control Based on Designated Scanning Servo Beam in Scanning Beam Display Systems with Light-Emitting Screens - Scanning beam display systems that scan one servo beam and an excitation beam onto a screen that emits visible light under excitation of the light of the excitation beam and control optical alignment of the excitation beam based on positioning of the servo beam on the screen via a feedback control. | 04-22-2010 |
20100142021 | POST-OBJECTIVE SCANNING BEAM SYSTEMS - Scanning beam systems, apparatus and techniques in optical post-objective designs with two beam scanners for display and other applications. | 06-10-2010 |
20100244705 | Detecting Screen Breakage in Display Systems - Display systems, devices and techniques based on a screen and a mechanism that detects breakage on the screen and interrupts the operation of the screen when a screen breakage is detected. | 09-30-2010 |
20100265160 | Composite Screens Formed by Tiled Light-Emitting Screens - Techniques and display devices that provide a composite display screen made up by placing multiple smaller constituent screens based on a light-emitting screen technology to minimize the gap between two adjacent constituent screens. | 10-21-2010 |
20100296144 | BEAM SCANNING BASED ON TWO-DIMENSIONAL POLYGON SCANNER FOR DISPLAY AND OTHER APPLICATIONS - Scanning beam systems based on a two-dimensional polygon scanner with different reflective polygon facets tilted at different tilt facet angles to use rotations of the polygon scanner to scan one or more optical beams both horizontally and vertically on a surface which can be a display screen or a printing surface. | 11-25-2010 |
20100327185 | SMALL BEZEL DISPLAY SCREEN HAVING A SUPPORTING FILM LAYER - Embodiments of the present invention generally provide an apparatus and method for forming a display screen assembly that comprises multiple panel assemblies which are positioned to form a tiled display device that has improved visual characteristics, is easy to assemble and has a reduced manufacturing cost. In general, each panel assembly is formed so that when it is positioned in a display screen assembly the grid pattern, formed by the gap between the illuminated regions in adjacent panel assemblies, can be minimized. In one embodiment, the unwanted visual effect of the grid pattern is mitigated by minimizing and controlling the space, or gaps, formed between the illuminated area in adjacent panel assemblies. Embodiments of the present invention may also provide an apparatus and method for forming a single panel assembly that is used to display an image. | 12-30-2010 |
20110074660 | SERVO-ASSISTED SCANNING BEAM DISPLAY SYSTEMS USING FLUORESCENT SCREENS - Methods and systems for improving imaging quality and power efficiency of scanning beam display systems using fluorescent screens are disclosed. In various embodiments, beam shaping mechanisms for maximizing overlap between the beam cross-section and the florescent element corresponding to each color sub-pixel of the screen, as well as pulse width and timing adjustments, are introduced to reduce imaging noise and improve power efficiency of the display system. | 03-31-2011 |
20110109529 | DISPLAY SYSTEMS HAVING SCREENS WITH OPTICAL FLUORESCENT MATERIALS - Fluorescent screens and display systems and devices based on such screens using at least one excitation optical beam to excite one or more fluorescent materials on a screen which emit light to form images. The fluorescent materials may include phosphor materials and non-phosphor materials such as quantum dots. A screen may include a multi-layer dichroic layer. | 05-12-2011 |
20110141150 | DISPLAY SCREENS HAVING OPTICAL FLUORESCENT MATERIALS - Fluorescent screens and display systems and devices based on such screens using at least one excitation optical beam to excite one or more fluorescent materials on a screen which emit light to form images. The fluorescent materials may include phosphor materials and non-phosphor materials such as quantum dots. A screen may include a multi-layer dichroic layer. | 06-16-2011 |
20110176208 | Multilayered Fluorescent Screens for Scanning Beam Display Systems - Fluorescent screens and display systems and devices based on such screens using at least one excitation optical beam to excite one or more fluorescent materials on a screen which emit light to form images. The fluorescent materials may include phosphor materials and non-phosphor materials such as quantum dots. | 07-21-2011 |
20110181948 | Multilayered Fluorescent Screens for Scanning Beam Display Systems - Fluorescent screens and display systems and devices based on such screens using at least one excitation optical beam to excite one or more fluorescent materials on a screen which emit light to form images. The fluorescent materials may include phosphor materials and non-phosphor materials such as quantum dots. | 07-28-2011 |
20110291554 | SCANNING BEAM DISPLAYS BASED ON LIGHT-EMITTING SCREENS HAVING PHOSPHORS - This specification describes phosphor compositions used in fluorescent layers for scanning beam displays. In general, one aspect of the subject matter described in this specification can be embodied in a display device having a fluorescent layer that absorbs an excitation light at a single wavelength and emits visible light. The fluorescent layer includes a plurality of parallel fluorescent stripes. At least three adjacent fluorescent stripes are made of three different fluorescent materials, which include a first fluorescent material that absorbs the excitation light and emits light of a first color, a second fluorescent material that absorbs the excitation light and emits light of a second color, and a third fluorescent material that absorbs the excitation light and emits light of a third color. | 12-01-2011 |
20110298820 | LOCAL DIMMING ON LIGHT-EMITTING SCREENS FOR IMPROVED IMAGE UNIFORMITY IN SCANNING BEAM DISPLAY SYSTEMS - Systems and techniques for scanning-beam display are provided to use local dimming on the optical energy of at least one optical beam to minimize the non-uniform image brightness across the screen. This local dimming during the beam scanning can be achieved by adjusting optical energy of at least one optical beam during the scanning based on (1) the location of the scanning optical beam and (2) the predetermined distortion information at the location. | 12-08-2011 |
20120287502 | ROLLABLE DISPLAY SCREEN - A rollable display screen for use in electronic display systems includes a rollable screen that is mechanically coupled to a roller mechanism and has a plurality of pixel elements disposed thereon. The roller mechanism is configured as a stowing mechanism for the rollable screen, and may be further configured to deploy the rollable screen as a substantially planar viewing surface. The rollable display screen can be advantageously used for a durable and easily transported electronic display device since the rollable display screen is light-weight, durable, and compact. | 11-15-2012 |
20130076852 | 2-D STRAIGHT-SCAN ON IMAGING SURFACE WITH A RASTER POLYGON - A 2-D scanning system uses a fast-rotating raster-polygon as a single scanning component to produce straight scan lines over a 2-D image surface. An approach angle of incident light beams to the raster-polygon is selected to minimize pin-cushion distortion of scan lines introduced by polygon scanning on the image surface, and a tilt angle of the rotational axis of the raster-polygon is selected to position said polygon-scanning distortion symmetrically on the image surface. In addition, scan optics are configured to generate a predetermined amount of barrel distortion of scan lines on the image surface to compensate for pin-cushion distortion introduced by polygon scanning. | 03-28-2013 |
20130176623 | PORTABLE DISPLAY - In one embodiment, the modular display includes aggregates of individual panel tiles arranged between two large plastic sheets. The footprint of the large plastic sheet sandwich becomes the dimension of the display screen. The tilettes are phosphor emission panels with a full complement of emittable pixels. By separating the tilettes from the final full dimension sheet, the tilettes can be manufactured in transportable sizes and the outer full dimension sheets can be rolled for easy transport to the final install location. | 07-11-2013 |
20130176725 | DISPLAYS HAVING BUILT-IN MO RE REDUCTION STRUCTURES - Techniques and display devices that provide a built-in Moire reduction structure in a display screen are disclosed. The built-in Moire reduction structure is configured to suppress spatial frequencies that are associated with the sub-pixel level periodicities in the light emitted by the colored sub-pixels of the display screen, and hence, reduce the Moire patterns that might otherwise be produced when images presented on the display screen are captured by a digital image capturing device having a periodic light-sensing structure. The built-in Moire reduction structure is a blur layer placed on the viewer side of the screen and separated by a spacer layer from the pixel layer of the display screen. The blurring power of the blur layer is controlled to substantially preserve the pixel-level resolution of the display screen. | 07-11-2013 |
20140022235 | CLOSED LOOP VERIFICATION OF RENDERED CONTENT - An electronic display device provides closed-loop verification that specific content has been displayed by the display device. When desired digital image content is rendered as an image or video by the electronic display device, a confirmation signal is generated by one or more components of the display device to verify that the image content has been successfully displayed. The confirmation signal may include performance measurements of the one or more components of the display device and/or a signature output that is associated with a signature code embedded in the image content. The signature output uniquely identifies the digital image content. | 01-23-2014 |
20140071403 | Servo Feedback Control Based on Designated Scanning Servo Beam in Scanning Beam Display Systems with Light-Emitting Screens - Scanning beam display systems that scan one servo beam and an excitation beam onto a screen that emits visible light under excitation of the light of the excitation beam and control optical alignment of the excitation beam based on positioning of the servo beam on the screen via a feedback control. | 03-13-2014 |
20140085695 | BEAM SCANNING BASED ON TWO-DIMENSIONAL POLYGON SCANNER FOR DISPLAY AND OTHER APPLICATIONS - Scanning beam systems based on a two-dimensional polygon scanner with different reflective polygon facets tilted at different tilt facet angles to use rotations of the polygon scanner to scan one or more optical beams both horizontally and vertically on a surface which can be a display screen or a printing surface. | 03-27-2014 |
20140307230 | SELF ALIGNING IMAGER ARRAY - Implementations described herein generally relate to scanning beam display systems and more specifically, to systems and methods for improved image alignment of such scanning beam display systems. The method comprises providing a display system comprising a display screen having a plurality of display screen region each with a corresponding light engine module having a servo laser beam and an excitation laser beam, scanning the servo laser beam of a light engine module in an outer scanning region outside of the light engine module's corresponding display screen region, detecting servo laser beam feedback light to measure an alignment error of the light engine module relative to the light engine module's corresponding display screen region, and adjusting alignment of the excitation laser beam based on the measured alignment error. | 10-16-2014 |
20140362300 | Servo Feedback Control Based on Designated Scanning Servo Beam in Scanning Beam Display Systems with Light-Emitting Screens - Scanning beam display systems that scan one servo beam and an excitation beam onto a screen that emits visible light under excitation of the light of the excitation beam and control optical alignment of the excitation beam based on positioning of the servo beam on the screen via a feedback control. | 12-11-2014 |