JP6024348B2 - 投影装置 - Google Patents

投影装置 Download PDF

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Publication number
JP6024348B2
JP6024348B2 JP2012216322A JP2012216322A JP6024348B2 JP 6024348 B2 JP6024348 B2 JP 6024348B2 JP 2012216322 A JP2012216322 A JP 2012216322A JP 2012216322 A JP2012216322 A JP 2012216322A JP 6024348 B2 JP6024348 B2 JP 6024348B2
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JP
Japan
Prior art keywords
light
liquid crystal
crystal display
plate
quarter
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.)
Active
Application number
JP2012216322A
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English (en)
Japanese (ja)
Other versions
JP2014071225A5 (enExample
JP2014071225A (ja
Inventor
小林　学
学 小林
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.)
JVCKenwood Corp
Original Assignee
JVCKenwood Corp
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 JVCKenwood Corp filed Critical JVCKenwood Corp
Priority to JP2012216322A priority Critical patent/JP6024348B2/ja
Priority to CN201380011383.6A priority patent/CN104136975B/zh
Priority to PCT/JP2013/066030 priority patent/WO2014050220A1/ja
Priority to EP13842127.6A priority patent/EP2902840B1/en
Publication of JP2014071225A publication Critical patent/JP2014071225A/ja
Priority to US14/462,934 priority patent/US9235050B2/en
Publication of JP2014071225A5 publication Critical patent/JP2014071225A5/ja
Application granted granted Critical
Publication of JP6024348B2 publication Critical patent/JP6024348B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • 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
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/286—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising for controlling or changing the state of polarisation, e.g. transforming one polarisation state into another
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553—Reflecting elements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/14—Viewfinders
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3058—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state comprising electrically conductive elements, e.g. wire grids, conductive particles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP2012216322A 2012-09-28 2012-09-28 投影装置 Active JP6024348B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2012216322A JP6024348B2 (ja) 2012-09-28 2012-09-28 投影装置
CN201380011383.6A CN104136975B (zh) 2012-09-28 2013-06-11 显示装置
PCT/JP2013/066030 WO2014050220A1 (ja) 2012-09-28 2013-06-11 表示装置
EP13842127.6A EP2902840B1 (en) 2012-09-28 2013-06-11 Display device
US14/462,934 US9235050B2 (en) 2012-09-28 2014-08-19 Display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012216322A JP6024348B2 (ja) 2012-09-28 2012-09-28 投影装置

Publications (3)

Publication Number Publication Date
JP2014071225A JP2014071225A (ja) 2014-04-21
JP2014071225A5 JP2014071225A5 (enExample) 2015-07-23
JP6024348B2 true JP6024348B2 (ja) 2016-11-16

Family

ID=50387637

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012216322A Active JP6024348B2 (ja) 2012-09-28 2012-09-28 投影装置

Country Status (5)

Country Link
US (1) US9235050B2 (enExample)
EP (1) EP2902840B1 (enExample)
JP (1) JP6024348B2 (enExample)
CN (1) CN104136975B (enExample)
WO (1) WO2014050220A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016212298A (ja) * 2015-05-11 2016-12-15 大日本印刷株式会社 プライバシー保護装置
FR3039655B1 (fr) * 2015-07-27 2018-08-17 Valeo Comfort And Driving Assistance Afficheur tete-haute compact
TWI696854B (zh) * 2018-12-12 2020-06-21 量子光電股份有限公司 顯示裝置
CN111308727A (zh) * 2018-12-12 2020-06-19 量子光电股份有限公司 显示装置
CN113109940A (zh) * 2020-01-10 2021-07-13 未来（北京）黑科技有限公司 一种高亮度的抬头显示系统
JP2022156074A (ja) * 2021-03-31 2022-10-14 セイコーエプソン株式会社 光学モジュール及び頭部装着型表示装置
CN116560083A (zh) * 2022-01-30 2023-08-08 华为技术有限公司 显示装置和交通工具

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0953130A4 (en) * 1997-01-13 2000-01-05 Minnesota Mining & Mfg LIGHTING DEVICE
JP3539904B2 (ja) * 1999-11-15 2004-07-07 ミヨタ株式会社 反射型液晶表示装置用フロントライト及び反射型液晶表示装置
JP2001343608A (ja) * 2000-05-31 2001-12-14 Canon Inc 画像表示装置および画像表示システム
JP2008165066A (ja) * 2006-12-28 2008-07-17 Samsung Electronics Co Ltd 投射型画像投影装置
JP2009192954A (ja) * 2008-02-15 2009-08-27 Citizen Finetech Miyota Co Ltd 反射型液晶表示装置
JP2012181487A (ja) * 2011-03-03 2012-09-20 Jvc Kenwood Corp 投影表示装置

Also Published As

Publication number Publication date
WO2014050220A1 (ja) 2014-04-03
EP2902840A4 (en) 2016-04-20
EP2902840A1 (en) 2015-08-05
US20140354895A1 (en) 2014-12-04
CN104136975A (zh) 2014-11-05
US9235050B2 (en) 2016-01-12
JP2014071225A (ja) 2014-04-21
EP2902840B1 (en) 2017-03-08
CN104136975B (zh) 2015-12-30

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