DE102021130561A1 - Projektor oder display mit scannender lichtquelle und pixeliertem array - Google Patents

Projektor oder display mit scannender lichtquelle und pixeliertem array Download PDF

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Publication number
DE102021130561A1
DE102021130561A1 DE102021130561.6A DE102021130561A DE102021130561A1 DE 102021130561 A1 DE102021130561 A1 DE 102021130561A1 DE 102021130561 A DE102021130561 A DE 102021130561A DE 102021130561 A1 DE102021130561 A1 DE 102021130561A1
Authority
DE
Germany
Prior art keywords
pixel array
light
pixel
illumination radiation
scanning
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE102021130561.6A
Other languages
German (de)
English (en)
Inventor
Adrian Grewe
Marc Junghans
Roman Kleindienst
Siemen Kühl
Christoph Erler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jenoptik AG
Carl Zeiss Jena GmbH
Original Assignee
VEB Carl Zeiss Jena GmbH
Carl Zeiss Jena GmbH
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 VEB Carl Zeiss Jena GmbH, Carl Zeiss Jena GmbH filed Critical VEB Carl Zeiss Jena GmbH
Priority to DE102021130561.6A priority Critical patent/DE102021130561A1/de
Priority to US18/712,670 priority patent/US20250013136A1/en
Priority to PCT/EP2022/082945 priority patent/WO2023094432A1/de
Priority to EP22821972.1A priority patent/EP4437719A1/de
Priority to CN202280077035.8A priority patent/CN118266208A/zh
Priority to KR1020247017467A priority patent/KR20240115240A/ko
Priority to JP2024525993A priority patent/JP2024544491A/ja
Publication of DE102021130561A1 publication Critical patent/DE102021130561A1/de
Pending legal-status Critical Current

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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]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/147—Optical correction of image distortions, e.g. keystone
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/18—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/48—Laser speckle optics
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2013—Plural light sources
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2066—Reflectors in illumination beam
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/208—Homogenising, shaping of the illumination light
    • 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
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3161—Modulator illumination systems using laser light sources
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3164—Modulator illumination systems using multiple light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
DE102021130561.6A 2021-11-23 2021-11-23 Projektor oder display mit scannender lichtquelle und pixeliertem array Pending DE102021130561A1 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE102021130561.6A DE102021130561A1 (de) 2021-11-23 2021-11-23 Projektor oder display mit scannender lichtquelle und pixeliertem array
US18/712,670 US20250013136A1 (en) 2021-11-23 2022-11-23 Projector or display comprising a scanning light source and a pixelated array
PCT/EP2022/082945 WO2023094432A1 (de) 2021-11-23 2022-11-23 Projektor oder display mit scannender lichtquelle und pixeliertem array
EP22821972.1A EP4437719A1 (de) 2021-11-23 2022-11-23 Projektor oder display mit scannender lichtquelle und pixeliertem array
CN202280077035.8A CN118266208A (zh) 2021-11-23 2022-11-23 包括扫描光源和像素阵列的投影仪或显示器
KR1020247017467A KR20240115240A (ko) 2021-11-23 2022-11-23 스캐닝 광원 및 픽셀화 어레이를 포함하는 프로젝터 또는 디스플레이
JP2024525993A JP2024544491A (ja) 2021-11-23 2022-11-23 走査光源及びピクセル化アレイを含むプロジェクタ又はディスプレイ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102021130561.6A DE102021130561A1 (de) 2021-11-23 2021-11-23 Projektor oder display mit scannender lichtquelle und pixeliertem array

Publications (1)

Publication Number Publication Date
DE102021130561A1 true DE102021130561A1 (de) 2023-05-25

Family

ID=84487645

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102021130561.6A Pending DE102021130561A1 (de) 2021-11-23 2021-11-23 Projektor oder display mit scannender lichtquelle und pixeliertem array

Country Status (7)

Country Link
US (1) US20250013136A1 (https=)
EP (1) EP4437719A1 (https=)
JP (1) JP2024544491A (https=)
KR (1) KR20240115240A (https=)
CN (1) CN118266208A (https=)
DE (1) DE102021130561A1 (https=)
WO (1) WO2023094432A1 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023114511A1 (de) * 2023-06-02 2024-12-05 Bayerische Motoren Werke Aktiengesellschaft Anzeigevorrichtung für ein Kraftfahrzeug und zugehöriges Kraftfahrzeug
DE102023120547A1 (de) * 2023-08-02 2025-02-06 Carl Zeiss Jena Gmbh System zur beleuchtung eines mehrpixel-anzeigegeräts
DE102023120395A1 (de) * 2023-08-01 2025-02-06 OQmented GmbH MEMS-Projektor mit Wellenleiter zur Projektion von Licht

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035068A (en) 1975-06-25 1977-07-12 Xerox Corporation Speckle minimization in projection displays by reducing spatial coherence of the image light
US5272473A (en) 1989-02-27 1993-12-21 Texas Instruments Incorporated Reduced-speckle display system
US5313479A (en) 1992-07-29 1994-05-17 Texas Instruments Incorporated Speckle-free display system using coherent light
WO1997002507A1 (en) 1995-07-03 1997-01-23 The Regents Of The University Of California Speckle averaging system for laser raster-scan image projection
US20080304128A1 (en) 2005-12-19 2008-12-11 Koninklijke Philips Electronics, N.V. Speckle Reduction by Angular Scanning for Laser Projection Displays
US8262235B2 (en) 2007-08-09 2012-09-11 Konica Minolta Opto, Inc. Laser projector and image projection method for projecting an image with reduced speckles on the projected laser light image
US9541760B2 (en) 2012-08-10 2017-01-10 Johnson Controls Gmbh Laser scanning head-up display system for vehicles
EP3267236A1 (en) 2016-07-04 2018-01-10 Ricoh Company, Ltd. Optical scanner, projector, and heads-up display

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6183092B1 (en) * 1998-05-01 2001-02-06 Diane Troyer Laser projection apparatus with liquid-crystal light valves and scanning reading beam
JP5386821B2 (ja) * 2007-12-28 2014-01-15 セイコーエプソン株式会社 光源装置及びプロジェクタ
JP5168526B2 (ja) * 2011-05-10 2013-03-21 大日本印刷株式会社 投射型映像表示装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035068A (en) 1975-06-25 1977-07-12 Xerox Corporation Speckle minimization in projection displays by reducing spatial coherence of the image light
US5272473A (en) 1989-02-27 1993-12-21 Texas Instruments Incorporated Reduced-speckle display system
US5313479A (en) 1992-07-29 1994-05-17 Texas Instruments Incorporated Speckle-free display system using coherent light
WO1997002507A1 (en) 1995-07-03 1997-01-23 The Regents Of The University Of California Speckle averaging system for laser raster-scan image projection
US20080304128A1 (en) 2005-12-19 2008-12-11 Koninklijke Philips Electronics, N.V. Speckle Reduction by Angular Scanning for Laser Projection Displays
US8262235B2 (en) 2007-08-09 2012-09-11 Konica Minolta Opto, Inc. Laser projector and image projection method for projecting an image with reduced speckles on the projected laser light image
US9541760B2 (en) 2012-08-10 2017-01-10 Johnson Controls Gmbh Laser scanning head-up display system for vehicles
EP3267236A1 (en) 2016-07-04 2018-01-10 Ricoh Company, Ltd. Optical scanner, projector, and heads-up display

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Bawart et al. Dynamic beam-steering by a pair of rotating diffractive elements Optics Communications 460 (2020) 125071

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023114511A1 (de) * 2023-06-02 2024-12-05 Bayerische Motoren Werke Aktiengesellschaft Anzeigevorrichtung für ein Kraftfahrzeug und zugehöriges Kraftfahrzeug
DE102023120395A1 (de) * 2023-08-01 2025-02-06 OQmented GmbH MEMS-Projektor mit Wellenleiter zur Projektion von Licht
DE102023120547A1 (de) * 2023-08-02 2025-02-06 Carl Zeiss Jena Gmbh System zur beleuchtung eines mehrpixel-anzeigegeräts

Also Published As

Publication number Publication date
US20250013136A1 (en) 2025-01-09
EP4437719A1 (de) 2024-10-02
CN118266208A (zh) 2024-06-28
JP2024544491A (ja) 2024-12-03
KR20240115240A (ko) 2024-07-25
WO2023094432A1 (de) 2023-06-01

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