Three-dimensional Arrays Patents (Class 345/6)
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Patent number: 7432892Abstract: A light transmission controlling apparatus including: a transparent substrate which has first regions at a predetermined interval, the first regions allowing light to always transmit therethrough; a light screen material and a light transmission material which are independently provided in the transparent substrate and shift between the first regions; and a control unit which controls the shift of the light screen material and the light transmission material.Type: GrantFiled: February 3, 2005Date of Patent: October 7, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Ju-hyun Lee, Gee-young Sung
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Patent number: 7432878Abstract: Methods and systems are provided for displaying 3D images using a display system having multiple physical layers. The physical layers of the display system are controlled (or manufactured) such that the display system produces a desired 4D light field corresponding to a real or synthetic 3D object or scene to be viewed by an observer. This may be accomplished, for example, by determining the transmittance values of one or more points in each physical layer that are required such that the desired 4D light field is produced by the display system. Various alternative embodiments are also disclosed.Type: GrantFiled: April 19, 2005Date of Patent: October 7, 2008Assignee: The Trustees of Columbia University in the City of New YorkInventors: Shree K Nayar, Assaf Zomet
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Publication number: 20080231548Abstract: A 3D display device, including a plurality of display means located in tandem on the same line of sight of an observer at a given distance; a control means which controls the plurality of display means to display an image obtained from the same object on almost the same screen position in each of the plurality of display means by mutually changing the brightness so that a 3D image may be displayed from the sight of the observer; wherein all the display means or at least one display means except for the display means located at the backmost position from the sight of the observer comprise a device for displaying having an image displaying surface which is self-luminescent and has light transmittance, and the device for displaying comprises an organic EL element provided with an organic EL layer containing a phosphorescent compound.Type: ApplicationFiled: August 23, 2006Publication date: September 25, 2008Applicant: SHOWA DENKO K.K.Inventor: Tamami Koyama
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Patent number: 7428469Abstract: A three-dimensional-information detecting system includes a switching portion that sequentially selects sensor coils of a three-dimensional-information detecting device. Electromagnetic coupling is used to perform signal transmission and reception between the sensor coils and input coils in input elements of a three-dimensional-information inputting device which are mutually perpendicularly provided. A signal received by a selected sensor coil is detected by a detecting portion. From the detected signal, three-dimensional information, such as the position and attitude of the three-dimensional-information inputting device, is calculated by a control unit.Type: GrantFiled: October 18, 2005Date of Patent: September 23, 2008Assignee: Wacom Co., Ltd.Inventors: Masamitsu Fukushima, Yasuo Oda, Masamitsu Ito, Toshihiko Horie
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Patent number: 7428001Abstract: A large depth of focus (DOF) display provides an image in which the apparent focus plane is adjusted to track an accommodation (focus) of a viewer's eye(s) to more effectively convey depth in the image. A device is employed to repeatedly determine accommodation as a viewer's gaze within the image changes. In response, an image that includes an apparent focus plane corresponding to the level of accommodation of the viewer is provided on the large DOF display. Objects that are not at the apparent focus plane are made to appear blurred. The images can be rendered in real-time, or can be pre-rendered and stored in an array. The dimensions of the array can each correspond to a different variable. The images can alternatively be provided by a computer controlled, adjustable focus video camera in real-time.Type: GrantFiled: March 7, 2003Date of Patent: September 23, 2008Assignee: University of WashingtonInventors: Brian T. Schowengerdt, Eric J. Seibel
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Publication number: 20080218433Abstract: An optical sheet for three-dimensional images and a three-dimensional image display device using the same, are discussed. According to an embodiment, the three-dimensional image display device includes a display unit to display two-dimensional images using unit pixels each including at least three colors of sub-pixels, and an optical sheet to convert the two-dimensional images into a plurality of different three-dimensional images, and the neighboring three-dimensional images are overlapped with each other by a predetermined range. With the above described configuration, the curved lenses are tilted to provide neighboring viewers with three-dimensional images overlapped with each other by 15% to 60%. As a result, a ratio of the horizontal and vertical display resolutions of the three-dimensional images can be equal to a ratio of the horizontal and vertical display resolutions of the two-dimensional images, and the quality of three-dimensional images can be improved.Type: ApplicationFiled: December 28, 2007Publication date: September 11, 2008Inventors: Hyung Ki HONG, Byung Joo Lee
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Publication number: 20080211736Abstract: A three-dimensional image display apparatus includes an image display configured to output image light which arrays a plurality of pixels and has polarization, a lens array arranged in front of the image display, configured to function as lens at light which has a 1st polarization direction, and not to function as lens at light which has a 2nd polarization direction differed from the 1st polarization direction, and a birefringent phase modulator placed between the image display and the lens array and configured to rotate a polarization plane of the image light.Type: ApplicationFiled: January 2, 2008Publication date: September 4, 2008Inventors: Kazuki Taira, Yuzo Hirayama, Tatsuo Saishu, Rieko Fukushima, Ayako Takagi
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Publication number: 20080211737Abstract: A three-dimensional image display apparatus using an intermediate elemental image is disclosed. In one embodiment, the three-dimensional image display apparatus includes: i) an image input unit, generating a plurality of elemental images extracted from a three-dimensional object, the elemental images have different perspectives, ii) an image processing unit, generating an intermediate elemental image, using parallax information between the elemental images inputted from the image input unit and iii) an image reproduction unit, reproducing a three-dimensional image corresponding to the three-dimensional object, using the elemental image and the intermediate elemental image. With the three-dimensional image display apparatus, and the method thereof, using an intermediate elemental image in accordance with at least one embodiment of the present invention, a high-resolution three-dimensional image can be outputted.Type: ApplicationFiled: December 19, 2007Publication date: September 4, 2008Inventors: Eun-Soo Kim, Dong-Choon Hwang, Jae-Sung Park, Seung-Chool Kim, Dong-Hak Shin
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Publication number: 20080191964Abstract: An auto-stereoscopic display (104) is operable in mixed mode so as to divide the screen spatially into two- and three-dimensional areas, respectively (S332,S336). Accordingly, metadata (260) of a three-dimensional image can be displayed two-dimensionally alongside the image, and can be seen clearly from various viewpoints.Type: ApplicationFiled: April 17, 2006Publication date: August 14, 2008Applicant: KONINKLIJKE PHILIPS ELECTRONICS, N.V.Inventor: Jeffrey M. Spengler
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Publication number: 20080169997Abstract: A multi-dimensional image selectable display device, including an image panel adapted to output images and a barrier panel on an upper portion of the image panel so as to display the images as a two-dimensional (2D) image or a three-dimensional (3D) image. The barrier panel may include a first substrate having a first electrode and a second electrode to generate a horizontal electric field between the first and second electrodes, a second substrate having a transparent electrode on a front surface thereof, and a liquid crystal layer between the first and second substrates. The liquid crystal layer may include liquid crystals. The first and second electrodes may include a plurality of pattern units, wherein each of the pattern units may include a plurality of fine patterns extending therefrom.Type: ApplicationFiled: January 16, 2008Publication date: July 17, 2008Inventor: Kyung-ho Choi
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Patent number: 7397444Abstract: A two-dimensional (2D)/three-dimensional (3D) convertible display using a pinhole array, and more particularly, a 2D/3D convertible display, which is easily convertible between the 2D or 3D modes using an electro-optic material of which the refractive index varies according to applied power is provided. A system capable of easily selecting 2D/3D can be used in many fields, which are in need of greatly improved video information, such as medical science, engineering, simulation, and stereoscopic video TV, which will emerge in the near future.Type: GrantFiled: September 11, 2002Date of Patent: July 8, 2008Assignee: Samsung Electronics Co., Ltd.Inventor: Takao Tomono
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Patent number: 7397443Abstract: A spatial image type display includes a front display device and a rear display device having display surfaces for displaying images in the same direction. The display devices are arranged with a predetermined spacing between their respective display surfaces. The display surfaces are provided with sub pixels formed at almost the same pixel pitches, and aligned with each other. Transparent regions are formed next to the respective sub pixels of the front display device. The light emitted from the sub pixels of the rear display device is transmitted through the transparent regions, and emitted toward the viewer along with the light emitted from the sub pixels of the front display device. A stereoscopic image is thus displayed in accordance with the brightnesses of the images displayed on the front display device and the rear display device. These display devices are made of an organic EL display or a liquid crystal display.Type: GrantFiled: January 24, 2003Date of Patent: July 8, 2008Assignee: Pioneer CorporationInventor: Satoshi Sugiura
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Publication number: 20080158095Abstract: Methods and apparatus for rendering plural channels on a common display are provided. In a method embodiment, a method for allowing sharing of a display by a plurality of users wishing to view a plurality of respective images includes displaying the plurality of respective images sequentially on the display. The method further includes selectively allowing the respective image to be viewed by the respective user, but not by any other of the plurality of users.Type: ApplicationFiled: December 29, 2006Publication date: July 3, 2008Applicant: Texas Instruments IncorporatedInventors: Jason M. Neidrich, Matthew G. Hine, Lisa A. Wesneski
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Patent number: 7394506Abstract: An apparatus comprising a first cell (10b), said first cell comprising a plurality of first elements (34b), said first elements being controllable between a non-reflective state, in which electromagnetic radiation having a first polarization is reflected to a first extent, and a reflective state, in which said electromagnetic radiation having a first polarization is reflected to a second extent, said second extent being greater than said first extent. Said apparatus further comprises a second cell (10a), superimposed on the first cell, said second cell comprising a plurality of second elements (34a), said second elements being controllable between a non-reflective state, in which electromagnetic radiation having a second polarization is reflected to a third extent, and a reflective state, in which said electromagnetic radiation having a second polarization is reflected to a fourth extent, said fourth extent being greater than said third extent.Type: GrantFiled: June 18, 2003Date of Patent: July 1, 2008Assignee: Koninklijke Philips Electronics N.V.Inventors: Peter Albert Cirkel, Gerardus Petrus Karman
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Publication number: 20080143638Abstract: A three dimensional image display and a manufacturing method thereof are disclosed, in which a three dimensional image is obtained by using a patterned retarder (so called, phase contrast plate) and a wire grid polarizer. The dimensional image display and manufacturing method thereof can be easily adapted to a LCD of a TFT by using a patterned retarder glass substrate. In addition, the present invention relates to a high quality three dimensional display and a manufacturing method thereof which can easily obtain a three dimensional image by adapting to a display which uses a TFT-LCD, an AMOLED, CNT (Carbon Nano Tube) type wire grid polarizer and other FPDs.Type: ApplicationFiled: March 30, 2007Publication date: June 19, 2008Inventors: Sang-Kyu KIM, Sung-Jung LEE, Min-Jung KIM
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Patent number: 7375701Abstract: A scanless display system that projects an image directly onto a retina, comprising a plurality of organic laser cavity devices. The organic laser cavity devices are placed in close proximity to a user's eye, for variably changing individual image pixels; wherein projecting the image directly onto the retina occurs by variably addressing individual image pixel locations and variably changing duration of illumination on individual image pixels upon the retina. Also included are a receiver for receiving transmitted electrical signals that include content information; a decoder for decoding received electrical signals; and a modulator for driving the scanless display under predetermined parameters.Type: GrantFiled: July 1, 2004Date of Patent: May 20, 2008Assignee: Carestream Health, Inc.Inventors: Edward Covannon, Joseph A. Manico, John P. Spoonhower, David L. Patton
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Patent number: 7364300Abstract: A 3-D display may comprise a rotating optical diffuser for displaying 3-D parallax images in specific substantially unidirectional viewing zones as the rotating optical diffuser rotates; and a projector for projecting images through the rotating optical diffuser.Type: GrantFiled: January 12, 2005Date of Patent: April 29, 2008Assignee: Actuality Systems, Inc.Inventors: Gregg E. Favalora, Oliver S. Cossairt
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Patent number: 7355563Abstract: A display apparatus (1) for generating a stereoscopic image by superimposing a plurality of images at a predetermined interval from each other on the view line of the viewer, the apparatus comprising: a first display unit (11) having a plurality of emission areas (11-1) for emitting a light, disposed in a discrete manner in a plane of a display screen and a plurality of transmission areas (11-2) for transmitting a light, disposed in a discrete manner in the plane of the display screen except for areas occupied by said plurality of emission areas; and a second display unit (12) disposed behind the first display unit as seen from the viewer.Type: GrantFiled: January 22, 2004Date of Patent: April 8, 2008Assignee: Pioneer CorporationInventors: Takuya Hata, Takashi Chuman, Yoshihiko Uchida, Hideo Satoh, Atsushi Yoshizawa
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Patent number: 7345658Abstract: A three-dimensional image display device including at least one transmissive light-emitting display panel and a second light-emitting display panel located behind the transmissive panel. The transmissive panel has a plurality of light-emitting portions arranged in two dimensions and classified into plural linear groups. The transmissive panel has a plurality of bus lines each of which is connected to and overlapping with the light-emitting portions in per group. Each light-emitting portion includes a light-emitting layer made of an organic compound exhibiting electroluminescence. Each overlapped portion of the bus line has an area equal to or smaller than 5% of an area of each of the light-emitting portions.Type: GrantFiled: January 22, 2004Date of Patent: March 18, 2008Assignee: Pioneer CorporationInventors: Takashi Chuman, Yoshihiko Uchida, Hideo Satoh, Takuya Hata, Atsushi Yoshizawa
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Patent number: 7345654Abstract: A three-dimensional image display apparatus includes an image display configured to output image light which arrays a plurality of pixels and has polarization, a lens array arranged in front of the image display, configured to function as lens at light which has a 1st polarization direction, and not to function as lens at light which has a 2nd polarization direction differed from the 1st polarization direction, and a birefringent phase modulator placed between the image display and the lens array and configured to rotate a polarization plane of the image light.Type: GrantFiled: March 1, 2007Date of Patent: March 18, 2008Assignee: Kabushiki Kaisha ToshibaInventors: Kazuki Taira, Yuzo Hirayama, Tatsuo Saishu, Rieko Fukushima, Ayako Takagi
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Patent number: 7342721Abstract: A three-dimensional imaging system and related methods is provided that utilizes a composite transmissive LCD panel. The composite LCD panel contains at least two layers of stacked liquid crystal cells positioned on top of one another relative to the imaging direction, is utilized to display at least two calculated images superimposed over one another at different distances within the panel from the viewer. Each layer of liquid crystal cells create multiple pixels from the cells, which pixels collectively can be operated to form independent images on each liquid crystal layer. The composite LCD panel can be used to create a continuous 3-D image field in a large viewing area or in multiple viewing areas in conjunction with a suitable 3-D image generation system.Type: GrantFiled: September 21, 2004Date of Patent: March 11, 2008Assignee: iZ3D LLCInventor: Andrew Lukyanitsa
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Patent number: 7336289Abstract: A projection type display apparatus that projects video onto a screen includes a liquid crystal panel using polymer-dispersed liquid crystal that disperses light when a voltage is applied and that transmits light when a voltage is not applied, being attached to an apparatus body 2 as a screen 1; and the video output from the apparatus body 2 is projected onto the screen 1 from the front side. Accordingly, there is provided the projection type display apparatus suitable for use in small space such as at home, in which a place for setting the apparatus is flexibly selected and the feeling of oppression is mitigated when the apparatus is not used.Type: GrantFiled: August 27, 2003Date of Patent: February 26, 2008Assignees: Sony Corporation, Sony Deutschland GmbHInventors: Hidenori Ishikawa, Yoshiaki Kumagai, Akihiko Tsurishima, Shunichi Hashimoto, Akira Masutani
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Patent number: 7336244Abstract: An optical device includes a transparent material layer having a desired curved surface configuration, a layer including a variable refractive index material having a dielectric constant anisotropy, at least two transparent electrodes arranged to sandwich the transparent material layer and the variable refractive index material, and a driving device supplying a voltage including driving frequencies f1 and f2 between the transparent electrodes. The difference ?? in the dielectric constant of the variable refractive index material due to the anisotropy is positive at one of the driving frequencies and negative at the other driving frequency.Type: GrantFiled: February 23, 2004Date of Patent: February 26, 2008Assignee: Nippon Telegraph and Telephone CorporationInventors: Shiro Suyama, Munekazu Date, Shigeto Kohda, Kinya Kato, Shigenobu Sakai
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Patent number: 7327330Abstract: It is an object of this invention to properly output sounds in stereo at the time of reproducing of images in a video camera having a pivotal image display unit. The invention includes an image display unit which can pivot on an electronic device body and displays images, first and second sound output units, a detection unit for detecting pivoting operation of the image display unit, and a control means for controlling switching of sound signals output to the first and second sound output units upon pivoting operation of the image display unit.Type: GrantFiled: July 19, 2005Date of Patent: February 5, 2008Assignee: Canon Kabushiki KaishaInventors: Kenji Kawai, Shigenobu Chichimatsu
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Publication number: 20080012850Abstract: A three dimensional imaging system is disclosed which includes a three dimensional display (12), three-dimensional calibration equipment (16), and one or more two-dimensional (15) or three dimensional (14) image scanners. The three-dimensional display (12) uses optical pulses (32a-32k) and a non linear optical mixer (18) to display a three-dimensional image (17). The three-dimensional image (17) is generated in voxels of the display volume (28) as the optical mixer (18) sweeps the display volume (28). The three-dimensional calibration equipment (16) uses a hologram projected proximal to a desired object (164) to calibrate optical imaging devices (162a-162c) and to simplify the combination of the images from one or more optical imaging devices (162a-162c) into three-dimensional information. The three-dimensional image scanner (14) employs optical pulses (136, 138) and a non-linear optical mixer (128) to acquire three-dimensional images of a desired object (134).Type: ApplicationFiled: December 22, 2004Publication date: January 17, 2008Inventor: John J. Keating III
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Patent number: 7319436Abstract: An apparatus for displaying a three-dimensional image of an object to be displayed, through a superimposing of a plurality of images of the object, which are placed so as to be apart from each other on a line of sight of an observer, comprises a plurality of display units and a display image control unit. The display units are disposed in tandem on the line of sight. Each of the display units comprises at least one screen section for displaying at least one image of the images. The display image control unit displays a screen section-adjustment image on each of the display units, to enable the three-dimensional image to be displayed, in case where the observer is placed in a predetermined observation position.Type: GrantFiled: January 26, 2004Date of Patent: January 15, 2008Assignee: Pioneer CorporationInventor: Isao Tomisawa
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Publication number: 20070296645Abstract: A display apparatus which uses a laser to realize a clear image by reducing speckle noise is provided. The display apparatus comprises a laser light source which emits light a scanning mirror which scans light emitted by the laser light source, a speckle removing mirror which periodically reciprocates within a predetermined rotating angle, and projects the light scanned by the scanning mirror, to a screen, and an image processor which processes image data to shift an image by frame corresponding to the rotation of the speckle removing mirror.Type: ApplicationFiled: May 21, 2007Publication date: December 27, 2007Inventors: Kye-hoon Lee, Kun-ho Cho
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Patent number: 7308111Abstract: An apparatus and method for displaying a three-dimensional image provides a three-dimensional image having a wide viewing angle and having no distortion.Type: GrantFiled: May 11, 2001Date of Patent: December 11, 2007Assignee: LG Electronics Inc.Inventors: Sergey Doudnikov, Serguei Gorelik, Anton Karklit
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Patent number: 7277066Abstract: A tiled display may be formed by temporarily securing a plurality of modules to a substrate. Thereafter, the tiled array may be tested to insure that each module is functional. If each module is functional, the modules may be permanently secured to the substrate. If any modules are defective, they may be replaced and the tiled array may be retested.Type: GrantFiled: July 16, 2001Date of Patent: October 2, 2007Assignee: Intel CorporationInventor: Robert C. Sundahl
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Patent number: 7271781Abstract: A method for species-specific identification of a Mycobacterium species is provided. Also disclosed is a method for identifying the species of Mycobacterium present in a sample. A device is disclosed for the detection of Mycobacterium. Mycobacterium-specific oligonucleotides are also disclosed, as are kits.Type: GrantFiled: March 1, 2001Date of Patent: September 18, 2007Assignees: The United States of America as Represented by the Secretary of the Department of Health and Human Services, Beckman Coulter, Inc.Inventors: Steven H. Fischer, Jang B. Rampal, Gary A. Fahle, Patricia S. Conville
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Patent number: 7268747Abstract: A mobile phone is electronics with 2D and 3D display function, having a first casing and a second casing linked to allow the phone to be foldable, and including a first display unit located inside with the phone folded, and selectively switching and displaying 2D and 3D images, and a second display unit located outside with the phone folded, and displaying a 2D image. When the mobile phone is opened or open the first display unit displays an idle screen in a 3D image as desired.Type: GrantFiled: September 17, 2003Date of Patent: September 11, 2007Assignee: Sharp Kabushiki KaishaInventors: Keiji Taniguchi, Masaaki Sasa, Norio Itoh, Ryuji Kitaura
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Patent number: 7261417Abstract: A three-dimensional (3-D) display system using a variable focal length lens includes at least one two-dimensional (2-D) display device, configured to display at least one two-dimensional image. The display system also includes an array of micromirror array lenses optically coupled to the display device, each micromirror array lens of the array of micromirror array lenses placed at a different location with respect to the display device, configured to focus the at least one two-dimensional image from each different location to provide a three-dimensional (3-D) image. The advantages of the present invention include increased viewing angles and wide depth range of three-dimensional images.Type: GrantFiled: November 2, 2004Date of Patent: August 28, 2007Assignees: Angstrom, Inc., Stereo Display, Inc.Inventors: Gyoung Il Cho, Cheong Soo Seo, Tae Hyeon Kim
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Publication number: 20070176848Abstract: An apparatus in one example comprises a first component display with a first display area, a second component display with a second display area, and a beamsplitter. The first component display is positioned such that the first display area is viewable through the beamsplitter as a transmitted display area. The second component display is positioned such that the second display area is viewable from the beamsplitter as a reflected display area. The first component display, the second component display, and the beamsplitter are positioned such that the beamsplitter provides a composite image of the transmitted display area and the reflected display area. The reflected display area of the composite image is at least partially offset from the transmitted display area.Type: ApplicationFiled: January 19, 2007Publication date: August 2, 2007Inventors: Bran Ferren, Clinton B. Hope
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Patent number: 7250923Abstract: A three-dimensional image display apparatus includes an image display configured to output image light which arrays a plurality of pixels and has polarization, a lens array arranged in front of the image display, configured to function as lens at light which has a 1st polarization direction, and not to function as lens at light which has a 2nd polarization direction differed from the 1st polarization direction, and a birefringent phase modulator placed between the image display and the lens array and configured to rotate a polarization plane of the image light.Type: GrantFiled: February 6, 2004Date of Patent: July 31, 2007Assignee: Kabushiki Kaisha ToshibaInventors: Kazuki Taira, Yuzo Hirayama, Tatsuo Saishu, Rieko Fukushima, Ayako Takagi
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Patent number: 7239293Abstract: An apparatus for displaying an image to an observer. The apparatus comprises a display screen upon which stripes of the image appear in at least three distinct phases. The apparatus comprises a light blocking shutter disposed in front of the display screen forming a stripe pattern which lets through only ? of each stripe of the image on the display screen during each of the at least three distinct phases. The apparatus comprises a computer connected to the display screen and the light blocking shutter which changes the phases so in each phase the stripe pattern is shifted laterally, which renders 2 3D scenes corresponding to the eyes of the observer, which produces a proper left/right orientation pattern for each of the three phases and which interleaves the left/right orientations into three successive time phases as red, green and blue, respectively. The apparatus comprises an eye tracker for identifying the locations of the observers' eyes and providing the location to the computer.Type: GrantFiled: July 20, 2001Date of Patent: July 3, 2007Assignee: New York UniversityInventors: Kenneth Perlin, Salvatore Paxia, Joel S. Kollin
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Publication number: 20070146233Abstract: A three-dimensional display device includes an image display portion for time-sharing a left eye image and a right eye image, and a parallax barrier for separating the left and right eye images provided from the image display portion into a direction of a left eye and a right eye of a user, respectively, by using a first and a second electrode set. A method includes applying a first driving voltage to the first electrode set during a first period, and applying a second driving voltage to the second electrode set during a second period. The second driving voltage has a level different from that of the first driving voltage.Type: ApplicationFiled: November 28, 2006Publication date: June 28, 2007Inventors: Hyo-Jin Lee, Jang-Doo Lee, Ja-Seung Ku, Hui Nam, Hyoung-Wook Jang, Beom-Shik Kim, Myoung-Seop Song
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Patent number: 7236089Abstract: The vehicle-mounted display unit includes a display having a meter area and an auxiliary indication area. The meter area indicates a dial image for showing measured values of an operational condition of a motor vehicle. The auxiliary indication area indicates information other than the measured values. The display unit has a control device for controlling contents indicated on the display. The control device indicates a normal length pointer extended in the auxiliary indication area at a normal indication state, while the control device indicates a shorter length pointer in the auxiliary indication area when the other information is indicated.Type: GrantFiled: January 28, 2005Date of Patent: June 26, 2007Assignee: Yazaki CorporationInventors: Shunsuke Ono, Masahiro Muramatsu, Yoshiharu Matsuo
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Patent number: 7224526Abstract: Disclosed herein are three-dimensional free space imaging systems and related methods employing a dynamic stereoscopic image projection system in combination with a optic module comprising a doublet of Fresnel lenses. The dynamic projector systems calculating derived flat image information for each projector based upon inputted stereopair images and information regarding the projector elements and optic module. In preferred embodiments of the present invention, the projection system uses an image computational device that employs a neural network feedback calculation to calculate the appropriate flat image information and appropriate images to be projected on the screen by the projectors at any given time.Type: GrantFiled: April 8, 2004Date of Patent: May 29, 2007Assignee: NeurOK LLCInventors: Andrey N. Putilin, Andrew Lukyanitsa
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Patent number: 7205991Abstract: The present invention is a widget display system for a volumetric or true three-dimensional (3D) display that provides a volumetric or omni-viewable widget that can be viewed and interacted with from any location around the volumetric display. The widget can be viewed from any location by duplicating the widget such that all locations around the display are within the viewing range of the widget. A widget can be provided with multiple viewing surfaces or faces making the widget omni-directional. A widget can be continuously rotated to face all of the possible locations of users over a period of time. User locations can be determined and the widget can be oriented to face the users when selected.Type: GrantFiled: June 28, 2002Date of Patent: April 17, 2007Assignee: Autodesk, Inc.Inventors: George William Fitzmaurice, Ravin Balakrishnan, Gordon Paul Kurtenbach
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Patent number: 7197295Abstract: A portable communication device including a GPS antenna, a GPS processing circuit for determining a location of the device based on a signal received by the antenna, a location information processing circuit for detecting the location information corresponding to a determined result, a key input device for inputting a telephone number of a communication terminal device for transmitting the location information, a control circuit, and a transmitting circuit. The key input device is provided with a LOST key. The control circuit feeds the location information detected by the location information processing circuit to the transmitting circuit when the LOST key is manipulated. The transmitting circuit transmits the location information to the communication terminal device having the inputted telephone number. This realizes a portable communication device which is adapted to notify others of the accurate present location of the device.Type: GrantFiled: December 19, 2001Date of Patent: March 27, 2007Assignee: Sanyo Electric Co., Ltd.Inventors: Shuji Otsuka, Hideji Kawasaki, Hiroomi Kashu
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Patent number: 7190328Abstract: A system and method provides an electrical contact assembly for an optical device useable in a three-dimensional optical display. The assembly includes a first conductor comprising a first intermediate section that includes a first contact for connecting to a contact of the optical device, where a first and second pair of tabs extend outwardly in opposite directions from the first intermediate section. The assembly also includes a second conductor comprising a second intermediate section including a second contact for connecting to an other contact of the optical device, where a third pair of tabs extend outwardly in opposite directions to the second intermediate section. The first and second conductors are positioned relative to each so that the first and second pair of tabs, and the third pair of tabs each extend in a different plane. The tabs are connected to tabs of other assemblies for creating a three-dimensional display.Type: GrantFiled: May 9, 2005Date of Patent: March 13, 2007Inventor: James Clar
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Patent number: 7187344Abstract: Switching between 2D and 3D visualization is achieved by an optical-index matching fluid (9) which can be brought between a lenticular sheet (6, 7) and a top plate (10). The fluid may contain two immiscible fluids while switching is based on (re)distribution of the fluids due to electrostatic forces.Type: GrantFiled: October 8, 2002Date of Patent: March 6, 2007Assignee: Koninklijke Philips Electronics N. V.Inventors: Bokke Johannes Feenstra, Menno Willem Jose Prins, Gerjan Franciscus Arthur Van De Walle, Henricus Franciscus Johannus Jacobus Van Tongeren
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Patent number: 7184002Abstract: A video code is embedded into the active video area of a stereo subfield. The video code is detected using an electronic circuit and used to maintain synchrony of the selection device with perspective images. Preferably, the video code is a predetermined sequence of colors.Type: GrantFiled: March 29, 2002Date of Patent: February 27, 2007Assignee: StereoGraphics CorporationInventors: Lenny Lipton, Jeffrey James Halnon
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Patent number: 7180478Abstract: There is provided a stereoscopic video display that enables a viewer to recognize a more real stereoscopic video. A light source device 2 comprises a backlight 21 and a pinhole array plate 22. A liquid crystal display panel driver 5 feeds a pixel driving signal to a liquid crystal display panel 3, to form a pixel region 3a composed of a plurality of pixels respectively corresponding to pinholes 22a. Each of the pixels composing the pixel region 3a controls an amount of light transmission with respect to a light beam in each direction from the corresponding pinhole 22a. Consequently, the intensity of the light beam in each direction is reproduced. Lines respectively connecting the centers of the pinholes 22a and the centers of the pixel regions 3a are not parallel to one another, and are so set as to cross at one point of a position corresponding to the standard distance between the video display panel 3 and a viewer Z.Type: GrantFiled: March 12, 2002Date of Patent: February 20, 2007Assignee: Sanyo Electric Co., Ltd.Inventors: Goro Hamagishi, Ken Mashitani, Masutaka Inoue, Masahiro Higashino
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Patent number: 7180554Abstract: A digital micro-mirror device (DMD) format conversion system for outputting a stereoscopic encoded optical signal using a DMD and a color wheel is provided. The DMD format conversion system includes a 3D data formatter for receiving an input signal and a DMD data formatter for receiving an output signal having stereoscopic image information and control information from the 3D data formatter and for outputting a DMD output signal having stereoscopic image information and control information. A color wheel control signal and output digital micro-mirror device data are synchronized based on an output frame rate generated by the 3D data formatter independent of the original input frame rate.Type: GrantFiled: January 14, 2002Date of Patent: February 20, 2007Assignee: VREX, Inc.Inventors: Adam Divelbiss, David Swift
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Patent number: 7161559Abstract: A three dimensional image presenting device includes a three dimensional image presenting plate, multiple three dimensional image presenting units defined in the three dimensional image presenting plate, wherein each three dimensional image presenting unit is a space defined in the three dimensional image presenting plate and has a convex end, and multiple optical fibers each having a distal end corresponding to one of the three dimensional image presenting units. An image displayed by the three dimensional image presenting plate is apparently three dimensional due to the convex end of the space.Type: GrantFiled: March 12, 2004Date of Patent: January 9, 2007Inventor: Wen-Qin Fan
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Patent number: 7148859Abstract: A three-dimensional representation method for generating a three-dimensional image by displaying two-dimensional images on a plurality of image planes located at different depth positions wherein two-dimensional images are generated in which an object to be presented is projected, along the line of sight of an observer, onto the plurality of image planes located at different depth positions as seen from the observer, the brightness levels of the generated two-dimensional images are changed individually for each image plane and the generated two-dimensional images are displayed on the plurality of image planes.Type: GrantFiled: November 12, 2002Date of Patent: December 12, 2006Assignee: Nippon Telegraph and Telephone CorporationInventors: Shiro Suyama, Hideaki Takada, Kazutake Uehira
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Patent number: 7148862Abstract: The present invention discloses a stereoscopic image display apparatus for which an image display unit can be freely selected, and in which crosstalk is suppressed even if a transmissive image display unit is used. The stereoscopic image display apparatus according to the present invention includes an image display unit in which pixel groups including pixels that display images corresponding to observation positions respectively are arranged cyclically; a lenticular array which substantially condenses light rays from the respective pixels at the predetermined observation positions and which is constituted by a plurality of horizontal lens lines arranged vertically, each of which is formed by a plurality of cylindrical lenses horizontally arranged at a predetermined cycle. And the apparatus includes a limiting member that limits light rays so that rays from a predetermined horizontal pixel lines may reach only the horizontal lens line having the same horizontal positions of cylindrical lenses.Type: GrantFiled: May 16, 2003Date of Patent: December 12, 2006Assignee: Canon Kabushiki KaishaInventors: Hideki Morishima, Naosato Taniguchi, Toshiyuki Sudo, Hiroshi Nishihara
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Patent number: 7136031Abstract: The present invention provides a reflection-type three-dimensional display system. The present invention comprises an image providing device that provides elemental images; an image displaying device that displays the elemental images; a projective lens system that is located along the same axis as the image providing device; and a concave mirror array that is located along the same axis as the projective lens system. The projective lens system projects the image that is displayed by the image displaying device to the concave mirror array, and the concave mirror array reflects and integrates the projected image and therefore displays the three-dimensional image.Type: GrantFiled: December 17, 2001Date of Patent: November 14, 2006Inventors: Byoungho Lee, Yoonchan Jeong, Sung-Wook Min, Sungyong Jung, Jae-Hyeung Park
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Patent number: 7121832Abstract: A three-dimensional surgery simulation system is provided for generating a three-dimensional surgery simulation result of an anatomical part undergoing a simulated surgical procedure. The system includes a display unit, a three-dimensional visual imaging unit, a storage unit for storing a plurality of voxelized three-dimensional model image data sets, an input unit for controlling progress of the simulated surgical procedure, and a computing unit for computing the simulation result data in accordance with the voxelized three-dimensional model image data sets and under the control of the input unit, and for controlling the display unit to permit viewing of the surgery simulation result in three-dimensional form thereon by an operator wearing the visual imaging unit.Type: GrantFiled: March 4, 2003Date of Patent: October 17, 2006Assignee: Taipei Medical UniversityInventors: Ming-Shium Hsieh, Ming-Dar Tsai