DE102017200101A1 - Verfahren zum Kalibrieren einer Projektionsvorrichtung und Verfahren zum Betreiben einer so kalibrierten Projektionsvorrichtung - Google Patents

Verfahren zum Kalibrieren einer Projektionsvorrichtung und Verfahren zum Betreiben einer so kalibrierten Projektionsvorrichtung Download PDF

Info

Publication number
DE102017200101A1
DE102017200101A1 DE102017200101.1A DE102017200101A DE102017200101A1 DE 102017200101 A1 DE102017200101 A1 DE 102017200101A1 DE 102017200101 A DE102017200101 A DE 102017200101A DE 102017200101 A1 DE102017200101 A1 DE 102017200101A1
Authority
DE
Germany
Prior art keywords
offset
dewarping
determined
image
projector
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.)
Withdrawn
Application number
DE102017200101.1A
Other languages
German (de)
English (en)
Inventor
Alexander Ehlert
Julia Heinzelmann
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to US16/067,177 priority Critical patent/US10747095B2/en
Priority to JP2018535837A priority patent/JP6594552B2/ja
Priority to CN201780006330.3A priority patent/CN108463999B/zh
Priority to EP17700170.8A priority patent/EP3424215B1/de
Priority to PCT/EP2017/050322 priority patent/WO2017121698A1/de
Publication of DE102017200101A1 publication Critical patent/DE102017200101A1/de
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • 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
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/104—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with scanning systems
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
    • 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
    • G02B27/30—Collimators
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4012—Beam combining, e.g. by the use of fibres, gratings, polarisers, prisms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
    • 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
    • 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
    • H04N9/3155—Modulator illumination systems for controlling the light source
    • 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
    • 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]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
    • H01S5/0071—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping for beam steering, e.g. using a mirror outside the cavity to change the beam direction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/022—Mountings; Housings
    • H01S5/023—Mount members, e.g. sub-mount members
    • H01S5/02325—Mechanically integrated components on mount members or optical micro-benches
    • H01S5/02326—Arrangements for relative positioning of laser diodes and optical components, e.g. grooves in the mount to fix optical fibres or lenses
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
    • H01S5/4087—Array arrangements, e.g. constituted by discrete laser diodes or laser bar emitting more than one wavelength
    • H01S5/4093—Red, green and blue [RGB] generated directly by laser action or by a combination of laser action with nonlinear frequency conversion

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Geometry (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Projection Apparatus (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Semiconductor Lasers (AREA)
DE102017200101.1A 2016-01-11 2017-01-05 Verfahren zum Kalibrieren einer Projektionsvorrichtung und Verfahren zum Betreiben einer so kalibrierten Projektionsvorrichtung Withdrawn DE102017200101A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US16/067,177 US10747095B2 (en) 2016-01-11 2017-01-09 Method for calibrating a projection device and method for operating a projection device calibrated in this manner
JP2018535837A JP6594552B2 (ja) 2016-01-11 2017-01-09 投影装置の校正方法およびこのように校正された投影装置の操作方法
CN201780006330.3A CN108463999B (zh) 2016-01-11 2017-01-09 用于校准投影设备的方法以及用于运行如此校准的投影设备的方法
EP17700170.8A EP3424215B1 (de) 2016-01-11 2017-01-09 Verfahren zum kalibrieren einer projektionsvorrichtung und verfahren zum betreiben einer so kalibrierten projektionsvorrichtung
PCT/EP2017/050322 WO2017121698A1 (de) 2016-01-11 2017-01-09 Verfahren zum kalibrieren einer projektionsvorrichtung und verfahren zum betreiben einer so kalibrierten projektionsvorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP16150760.3A EP3190790A1 (de) 2016-01-11 2016-01-11 Verfahren zur herstellung eines lichtmoduls, lichtmodul sowie verfahren zu betreiben eines lichtmoduls und computerprogramm-produkt
EP16150760.3 2016-01-11

Publications (1)

Publication Number Publication Date
DE102017200101A1 true DE102017200101A1 (de) 2017-07-13

Family

ID=55129560

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102017200101.1A Withdrawn DE102017200101A1 (de) 2016-01-11 2017-01-05 Verfahren zum Kalibrieren einer Projektionsvorrichtung und Verfahren zum Betreiben einer so kalibrierten Projektionsvorrichtung

Country Status (6)

Country Link
US (2) US20190025686A1 (https=)
EP (2) EP3190790A1 (https=)
JP (2) JP2019503079A (https=)
CN (1) CN108463999B (https=)
DE (1) DE102017200101A1 (https=)
WO (2) WO2017121654A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111373746A (zh) * 2017-11-22 2020-07-03 罗伯特·博世有限公司 激光投影设备，运行该激光投影设备的方法和激光投影仪
WO2024022664A1 (de) 2022-07-28 2024-02-01 Robert Bosch Gmbh Verfahren zu einer automatisierten kalibration einer virtuellen netzhautanzeige für eine datenbrille, kalibriervorrichtung und virtuelle netzhautanzeige

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7172890B2 (ja) * 2019-07-11 2022-11-16 住友電気工業株式会社 光モジュール
CN113932736B (zh) * 2021-09-23 2022-12-02 华中科技大学 一种基于结构光的3d量测方法与系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009025976A1 (en) 2007-08-22 2009-02-26 Microvision, Inc. Electronic alignment of primary color pixels in a scanned display

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3742027B2 (ja) * 2002-04-08 2006-02-01 Ｎｅｃビューテクノロジー株式会社 投射映像の歪補正方法、歪補正プログラム及び投射型映像表示装置
KR101461959B1 (ko) * 2008-07-01 2014-11-14 엘지전자 주식회사 스캐닝 디스플레이
JP5304380B2 (ja) * 2008-07-23 2013-10-02 株式会社リコー 光走査装置、これを用いた画像投影装置、ヘッドアップディスプレイ装置および携帯電話機
JP2010060897A (ja) * 2008-09-04 2010-03-18 Nec Corp 光学部品、光モジュール及び光学部品の実装方法
DE102009004117A1 (de) * 2009-01-08 2010-07-15 Osram Gesellschaft mit beschränkter Haftung Projektionsmodul
JP5336600B2 (ja) * 2009-10-01 2013-11-06 アルプス電気株式会社 発光装置及びその製造方法
JP5381603B2 (ja) * 2009-10-15 2014-01-08 株式会社リコー 画像投影装置
JP4611456B1 (ja) * 2009-10-20 2011-01-12 パイオニア株式会社 レーザ光源ユニットの製造方法およびレーザ光源ユニット並びにそのレーザ光源ユニットを備えた画像表示装置
JP5803184B2 (ja) * 2010-11-19 2015-11-04 株式会社リコー 画像投影装置、メモリアクセス方法
CN102148949A (zh) * 2011-05-03 2011-08-10 苏州佳世达光电有限公司 一种投影机图像校正方法、系统及投影机
JP5517992B2 (ja) * 2011-05-20 2014-06-11 株式会社日立メディアエレクトロニクス 走査型投射装置
WO2013047656A1 (ja) * 2011-09-27 2013-04-04 日本電気株式会社 画像投影装置および光軸ずれ補正方法
WO2013146749A1 (ja) * 2012-03-28 2013-10-03 アルプス電気株式会社 レーザモジュール及びその製造方法
JP2013231937A (ja) * 2012-04-03 2013-11-14 Mitsubishi Electric Corp 光学装置およびその製造方法
CN103514628B (zh) * 2012-06-29 2016-08-10 中国船舶重工集团公司第七0九研究所 一种基于3d建模和位置查表技术的图像非线性几何校正方法
WO2014023322A1 (en) 2012-08-06 2014-02-13 Lemoptix Sa A projection device and a method of manufacturing a projection device
JP2014056199A (ja) * 2012-09-14 2014-03-27 Hitachi Media Electoronics Co Ltd 走査型投影装置
JP5910440B2 (ja) * 2012-09-28 2016-04-27 ソニー株式会社 画像出力装置、画像出力方法、およびプログラム
CN103852850A (zh) * 2012-12-04 2014-06-11 建兴电子科技股份有限公司 对位方法与光学装置
JP2015014691A (ja) * 2013-07-04 2015-01-22 パイオニア株式会社 表示制御装置
JP6037974B2 (ja) * 2013-08-20 2016-12-07 三菱電機株式会社 光送信機の製造方法
JP6230624B2 (ja) * 2014-01-07 2017-11-15 三菱電機株式会社 画像投影装置および制御方法
CN104796648A (zh) * 2014-01-21 2015-07-22 光宝科技股份有限公司 影像校正方法与其影像投影装置
JP6457185B2 (ja) * 2014-03-27 2019-01-23 カンタツ株式会社 光学エンジンおよびその製造方法、ならびにプロジェクタ

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009025976A1 (en) 2007-08-22 2009-02-26 Microvision, Inc. Electronic alignment of primary color pixels in a scanned display

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111373746A (zh) * 2017-11-22 2020-07-03 罗伯特·博世有限公司 激光投影设备，运行该激光投影设备的方法和激光投影仪
WO2024022664A1 (de) 2022-07-28 2024-02-01 Robert Bosch Gmbh Verfahren zu einer automatisierten kalibration einer virtuellen netzhautanzeige für eine datenbrille, kalibriervorrichtung und virtuelle netzhautanzeige
DE102022207774A1 (de) 2022-07-28 2024-02-08 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zu einer automatisierten Kalibration einer virtuellen Netzhautanzeige für eine Datenbrille, Kalibriervorrichtung und virtuelle Netzhautanzeige
US12607851B2 (en) 2022-07-28 2026-04-21 Robert Bosch Gmbh Method for calibrating, in an automated manner, a virtual retinal scan display for a pair of smart glasses, calibration device, and virtual retinal scan display

Also Published As

Publication number Publication date
EP3424215A1 (de) 2019-01-09
US20190028684A1 (en) 2019-01-24
JP6594552B2 (ja) 2019-10-23
US10747095B2 (en) 2020-08-18
WO2017121698A1 (de) 2017-07-20
EP3190790A1 (de) 2017-07-12
US20190025686A1 (en) 2019-01-24
WO2017121654A1 (de) 2017-07-20
JP2019503616A (ja) 2019-02-07
CN108463999B (zh) 2021-06-15
JP2019503079A (ja) 2019-01-31
EP3424215B1 (de) 2022-10-19
CN108463999A (zh) 2018-08-28

Similar Documents

Publication Publication Date Title
DE10061937B4 (de) Vorrichtung und Verfahren zum Korrigieren von Verzeichnungen eines Bildes und eine dieselben verwendende Bildwiedergabevorrichtung
DE69225958T2 (de) Vorrichtung zur dynamischen Verzerrungskorrektur
DE69716875T2 (de) Bildprojektionssystem zur grossbilddarstellung
EP2837961B1 (de) Verfahren zur Kalibrierung eines digitalen optischen Abbildungssystems, Verfahren zur Korrektur von Abbildungsfehlern in einem digitalen optischen Abbildungssystem, sowie digitales optisches Abbildungssystem
EP3424215B1 (de) Verfahren zum kalibrieren einer projektionsvorrichtung und verfahren zum betreiben einer so kalibrierten projektionsvorrichtung
DE10022009C2 (de) Verfahren und Einrichtung zur Bestimmung und mindestens teilweisen Korrektur der Fehler eines Bildwiedergabesystems
DE1512352C3 (de) Farbfernsehkamera
WO2009106122A1 (de) Projektor zum projizieren eines bildes und entsprechendes verfahren
AT518868B1 (de) Projektor und verfahren zum projizieren eines bildes
WO2009156129A1 (de) Projektor und verfahren zum projizieren eines bildes
DE1439973A1 (de) Schaltungsanordnung zur Linearitaetskorrektur
DE102004001238B4 (de) Bildprozessor
DE2827458C3 (de) Konvergenzvorrichtung für ein Projektions-Farbfernsehsystem
EP2139223A2 (de) Verfahren zur Bilddatenaufnahme bei der Beobachtung von Himmelskörpern durch satellitengestützte Instrumente
EP1104180B1 (de) Verfahren und Einrichtung zur Bestimmung und mindestens teilweisen Korrektur der Fehler eines Bildwiedergabesystems
DE602004001225T2 (de) Verarbeitung von signalen für eine farbsequentielle anzeige
WO1998054889A2 (de) Verfahren zur digitalen rasterung von halbtonbildern mit rastern beliebiger rasterweiten und rasterwinkel
EP1057347A1 (de) Vorrichtung für die projektion eines videobildes
DE19801966A1 (de) Einrichtung zur Konvergenzkorrektur in einem Fernsehgerät
AT518845B1 (de) Projektor und verfahren zum projizieren eines bildes
DE69704978T2 (de) Kompensierungsvorrichtung für Kathodenstrahlröhre-Rasterverzerrungen
DE2837837C2 (de) Videoprojektionsgerät
DE1762099A1 (de) Farbbildroehrensystem
DE102008063222A1 (de) Verfahren und Vorrichtung zum Projizieren eines Bildes auf eine Projektionsfläche
DE102018205759A1 (de) Head-Up-Display und Verfahren zum zweidimensionalen Darstellen einer dreidimensionalen Grafik

Legal Events

Date Code Title Description
R005 Application deemed withdrawn due to failure to request examination