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IT1285368B1 - Dispositivo a microfiltri e microchopper per la selezione dinamica di colori ed immagini. - Google Patents

Dispositivo a microfiltri e microchopper per la selezione dinamica di colori ed immagini.

Info

Publication number
IT1285368B1
IT1285368B1 IT96TO000454A ITTO960454A IT1285368B1 IT 1285368 B1 IT1285368 B1 IT 1285368B1 IT 96TO000454 A IT96TO000454 A IT 96TO000454A IT TO960454 A ITTO960454 A IT TO960454A IT 1285368 B1 IT1285368 B1 IT 1285368B1
Authority
IT
Italy
Prior art keywords
microchopper
microfilters
colors
images
dynamic selection
Prior art date
Application number
IT96TO000454A
Other languages
English (en)
Inventor
Piero Perlo
Piermario Repetto
Sabino Sinesi
Original Assignee
Fiat Ricerche
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fiat Ricerche filed Critical Fiat Ricerche
Priority to IT96TO000454A priority Critical patent/IT1285368B1/it
Publication of ITTO960454A0 publication Critical patent/ITTO960454A0/it
Priority to EP97830104A priority patent/EP0813078B1/en
Priority to ES97830104T priority patent/ES2170357T3/es
Priority to DE69710256T priority patent/DE69710256T2/de
Priority to US08/827,261 priority patent/US6262786B1/en
Priority to JP9108756A priority patent/JPH1039238A/ja
Publication of ITTO960454A1 publication Critical patent/ITTO960454A1/it
Application granted granted Critical
Publication of IT1285368B1 publication Critical patent/IT1285368B1/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
    • H04N9/3117—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources by using a sequential colour filter producing two or more colours simultaneously, e.g. by creating scrolling colour bands
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Radiation-Therapy Devices (AREA)
  • Image Processing (AREA)
  • Optical Filters (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
IT96TO000454A 1996-05-27 1996-05-27 Dispositivo a microfiltri e microchopper per la selezione dinamica di colori ed immagini. IT1285368B1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT96TO000454A IT1285368B1 (it) 1996-05-27 1996-05-27 Dispositivo a microfiltri e microchopper per la selezione dinamica di colori ed immagini.
EP97830104A EP0813078B1 (en) 1996-05-27 1997-03-10 Devices with micro-filters and micro-choppers for dynamic selection of colours and images
ES97830104T ES2170357T3 (es) 1996-05-27 1997-03-10 Dispositivo con microfiltros y micropulsadores para la seleccion dinamica de colores e imagenes.
DE69710256T DE69710256T2 (de) 1996-05-27 1997-03-10 Gerät mit Mikrofiltern und Mikrozerhackern zur dynamischen Farbe- und Bilderauswahl
US08/827,261 US6262786B1 (en) 1996-05-27 1997-03-28 Devices with micro-filters and micro-choppers for dynamic selection of colours and images
JP9108756A JPH1039238A (ja) 1996-05-27 1997-04-25 光学装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96TO000454A IT1285368B1 (it) 1996-05-27 1996-05-27 Dispositivo a microfiltri e microchopper per la selezione dinamica di colori ed immagini.

Publications (3)

Publication Number Publication Date
ITTO960454A0 ITTO960454A0 (it) 1996-05-27
ITTO960454A1 ITTO960454A1 (it) 1997-11-27
IT1285368B1 true IT1285368B1 (it) 1998-06-03

Family

ID=11414671

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96TO000454A IT1285368B1 (it) 1996-05-27 1996-05-27 Dispositivo a microfiltri e microchopper per la selezione dinamica di colori ed immagini.

Country Status (6)

Country Link
US (1) US6262786B1 (it)
EP (1) EP0813078B1 (it)
JP (1) JPH1039238A (it)
DE (1) DE69710256T2 (it)
ES (1) ES2170357T3 (it)
IT (1) IT1285368B1 (it)

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IT1307694B1 (it) * 1999-05-14 2001-11-14 Fiat Ricerche Pannello strumenti per autoveicoli con sistema di visualizzazioneausiliario attivabile mediante petali elettrostatici
JP3969899B2 (ja) * 1999-07-15 2007-09-05 富士フイルム株式会社 画像表示方法およびこれに用いる画像表示装置
US6665027B1 (en) * 1999-07-23 2003-12-16 Bae Systems Information And Electronic System Integration Inc Color liquid crystal display having diffractive color separation microlenses
CN1170174C (zh) * 2000-04-17 2004-10-06 松下电器产业株式会社 反射板、反射型液晶显示器件及其制造方法、光学部件、显示装置、照明装置、显示板和波动部件
US6351334B1 (en) * 2000-10-10 2002-02-26 Industrial Technology Research Institute Reflective diffraction grating for use in display devices
US6498686B2 (en) * 2001-03-30 2002-12-24 Hewlett-Packard Company Single light valve projector with reduced sequential color artifacts
JP2010510643A (ja) * 2006-11-22 2010-04-02 リアル・ディ 視覚表示用照明システム
JP2009123553A (ja) * 2007-11-15 2009-06-04 Sumitomo Chemical Co Ltd 導光板、面光源装置及び液晶表示装置
JP5945338B2 (ja) * 2012-03-20 2016-07-05 ノキア テクノロジーズ オーユー イメージング
KR102099590B1 (ko) 2012-05-18 2020-04-10 리얼디 스파크, 엘엘씨 지향성 백라이트의 광원 제어
US9188731B2 (en) 2012-05-18 2015-11-17 Reald Inc. Directional backlight
US9235057B2 (en) 2012-05-18 2016-01-12 Reald Inc. Polarization recovery in a directional display device
US9678267B2 (en) 2012-05-18 2017-06-13 Reald Spark, Llc Wide angle imaging directional backlights
EP2850488A4 (en) 2012-05-18 2016-03-02 Reald Inc DIRECTIONAL BACK LIGHTING
CN111487707A (zh) 2013-02-22 2020-08-04 瑞尔D斯帕克有限责任公司 定向背光源
KR102254799B1 (ko) 2013-06-17 2021-05-24 리얼디 스파크, 엘엘씨 지향성 백라이트의 광원 제어
KR102366346B1 (ko) 2013-10-14 2022-02-23 리얼디 스파크, 엘엘씨 지향성 백라이트를 위한 광 입력
EP3058562A4 (en) 2013-10-14 2017-07-26 RealD Spark, LLC Control of directional display
EP3161550A4 (en) 2014-06-26 2018-04-18 RealD Spark, LLC Directional privacy display
WO2016057690A1 (en) 2014-10-08 2016-04-14 Reald Inc. Directional backlight
US10356383B2 (en) 2014-12-24 2019-07-16 Reald Spark, Llc Adjustment of perceived roundness in stereoscopic image of a head
RU2596062C1 (ru) 2015-03-20 2016-08-27 Автономная Некоммерческая Образовательная Организация Высшего Профессионального Образования "Сколковский Институт Науки И Технологий" Способ коррекции изображения глаз с использованием машинного обучения и способ машинного обучения
WO2016168345A1 (en) 2015-04-13 2016-10-20 Reald Inc. Wide angle imaging directional backlights
CN107850804B (zh) 2015-05-27 2021-06-11 瑞尔D斯帕克有限责任公司 广角成像定向背光源
US10475418B2 (en) 2015-10-26 2019-11-12 Reald Spark, Llc Intelligent privacy system, apparatus, and method thereof
WO2017083526A1 (en) 2015-11-10 2017-05-18 Reald Inc. Distortion matching polarization conversion systems and methods thereof
WO2017083583A1 (en) 2015-11-13 2017-05-18 Reald Spark, Llc Surface features for imaging directional backlights
EP3374692B1 (en) 2015-11-13 2021-02-24 RealD Spark, LLC Wide angle imaging directional backlights
CN114143495B (zh) 2016-01-05 2025-07-15 瑞尔D斯帕克有限责任公司 多视角图像的注视校正
EP3458897B1 (en) 2016-05-19 2025-04-02 RealD Spark, LLC Wide angle imaging directional backlights
US10425635B2 (en) 2016-05-23 2019-09-24 Reald Spark, Llc Wide angle imaging directional backlights
WO2017210089A1 (en) * 2016-06-03 2017-12-07 3M Innovative Properties Company Optical filters having spatially variant microreplicated layers
WO2018129059A1 (en) 2017-01-04 2018-07-12 Reald Spark, Llc Optical stack for imaging directional backlights
EP3607387A4 (en) 2017-04-03 2020-11-25 RealD Spark, LLC SEGMENTED DIRECTIONAL IMAGING BACKLIGHT
CN111183405A (zh) 2017-08-08 2020-05-19 瑞尔D斯帕克有限责任公司 调整头部区域的数字表示
WO2019090246A1 (en) 2017-11-06 2019-05-09 Reald Spark, Llc Privacy display apparatus
KR102759510B1 (ko) 2018-01-25 2025-02-04 리얼디 스파크, 엘엘씨 프라이버시 디스플레이를 위한 터치스크린
CN116194812A (zh) 2020-09-16 2023-05-30 瑞尔D斯帕克有限责任公司 车辆外部照明装置
US11966049B2 (en) 2022-08-02 2024-04-23 Reald Spark, Llc Pupil tracking near-eye display
WO2024035796A1 (en) 2022-08-11 2024-02-15 Reald Spark, Llc Anamorphic directional illumination device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01244934A (ja) * 1988-03-28 1989-09-29 Nissan Motor Co Ltd 車両用前照灯装置
ES2122151T3 (es) * 1989-07-19 1998-12-16 Sharp Kk Aparato de presentacion visual de imagenes.
DE69310974T2 (de) * 1992-03-25 1997-11-06 Texas Instruments Inc Eingebautes optisches Eichsystem
US5506701A (en) * 1993-01-28 1996-04-09 Dai Nippon Printing Co., Ltd. Hologram color filter, liquid crystal display device using the same, and fabrication process of hologram color filter
JP3274244B2 (ja) * 1993-09-06 2002-04-15 株式会社東芝 液晶表示装置
FR2711878B1 (fr) * 1993-10-29 1995-12-15 Thomson Csf Dispositif de visualisation couleurs et procédé de réalisation.
US5781257A (en) * 1995-01-30 1998-07-14 Lockheed Martin Missiles & Space Co Flat panel display
US5764389A (en) * 1996-11-26 1998-06-09 Hughes Electronics Corporation Holographic color filters for display applications, and operating method

Also Published As

Publication number Publication date
DE69710256D1 (de) 2002-03-21
ITTO960454A0 (it) 1996-05-27
ES2170357T3 (es) 2002-08-01
DE69710256T2 (de) 2002-10-24
ITTO960454A1 (it) 1997-11-27
EP0813078A3 (en) 2000-05-03
JPH1039238A (ja) 1998-02-13
US6262786B1 (en) 2001-07-17
EP0813078A2 (en) 1997-12-17
EP0813078B1 (en) 2002-02-06

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990506