BR112012011592A2 - tela passiva para luz solar - Google Patents

tela passiva para luz solar

Info

Publication number
BR112012011592A2
BR112012011592A2 BR112012011592A BR112012011592A BR112012011592A2 BR 112012011592 A2 BR112012011592 A2 BR 112012011592A2 BR 112012011592 A BR112012011592 A BR 112012011592A BR 112012011592 A BR112012011592 A BR 112012011592A BR 112012011592 A2 BR112012011592 A2 BR 112012011592A2
Authority
BR
Brazil
Prior art keywords
sunlight
passive screen
passive
screen
Prior art date
Application number
BR112012011592A
Other languages
English (en)
Inventor
Gilles J Benoit
Jennifer R Yi
Michael F Weber
Rolf W Biernath
Yufeng Liu
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of BR112012011592A2 publication Critical patent/BR112012011592A2/pt

Links

Classifications

    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
    • 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
    • G02F1/133618—Illuminating devices for ambient light

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Planar Illumination Modules (AREA)
BR112012011592A 2009-11-18 2010-11-17 tela passiva para luz solar BR112012011592A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/620,957 US8228463B2 (en) 2009-11-18 2009-11-18 Passive daylight-coupled backlight with turning film having prisms with chaos for sunlight viewable displays
PCT/US2010/056929 WO2011062929A2 (en) 2009-11-18 2010-11-17 Passive daylight-coupled backlight with turning film having prisms with chaos for sunlight viewable displays

Publications (1)

Publication Number Publication Date
BR112012011592A2 true BR112012011592A2 (pt) 2016-06-28

Family

ID=44011083

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012011592A BR112012011592A2 (pt) 2009-11-18 2010-11-17 tela passiva para luz solar

Country Status (6)

Country Link
US (1) US8228463B2 (pt)
EP (1) EP2502111A2 (pt)
CN (1) CN102667585A (pt)
BR (1) BR112012011592A2 (pt)
TW (1) TW201131255A (pt)
WO (1) WO2011062929A2 (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10295710B2 (en) 2012-11-21 2019-05-21 3M Innovative Properties Company Optical diffusing films and methods of making same
US8915002B2 (en) * 2013-01-31 2014-12-23 3M Innovative Properties Company Self illuminated signage for printed graphics
US9082326B2 (en) * 2013-05-02 2015-07-14 3M Innovative Properties Company Self illuminated shaped and two-sided signage for printed graphics
US9070312B2 (en) * 2013-11-05 2015-06-30 3M Innovative Properties Company Hybrid self illuminated and actively back lit signage for printed graphics
CN113917585A (zh) 2014-10-23 2022-01-11 康宁股份有限公司 光漫射部件和制造光漫射部件的方法
JP6514050B2 (ja) * 2015-06-09 2019-05-15 株式会社ブリヂストン ゴム物品用モールドの製造方法
WO2018049366A1 (en) * 2016-09-12 2018-03-15 Ameritech Llc Luminaire including light emitting diodes and an anti-glare material
KR20180034007A (ko) * 2016-09-27 2018-04-04 삼성전자주식회사 디스플레이 장치
US10459141B2 (en) 2017-01-31 2019-10-29 Hewlett-Packard Development Company, L.P. Collection and guiding of ambient light towards display layer
US10345644B2 (en) 2017-03-21 2019-07-09 Keiwa Inc. Liquid crystal display device and turning film for liquid crystal display device
US10401553B2 (en) 2017-03-21 2019-09-03 Keiwa Inc. Liquid crystal display device and turning film for liquid crystal display device
US11686097B2 (en) * 2019-11-22 2023-06-27 Arizona Board Of Regents On Behalf Of Arizona State University Skylights with integrated photovoltaics and refractive light-steering
CN114114498B (zh) * 2020-08-31 2023-06-02 宁波激智科技股份有限公司 一种保偏光学膜及一种保偏扩散膜

Family Cites Families (84)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3828909A (en) * 1971-06-11 1974-08-13 Olivetti & Co Spa Code keyboard for typewriters and similar office machines
US3838909A (en) * 1973-04-06 1974-10-01 Rockwell International Corp Ambient illuminations system for liquid crystal display
GB1464875A (en) * 1973-05-11 1977-02-16 Solartron Electronic Group Electrical measuring instrument hav8ng a liquid crystal display
US3838565A (en) * 1973-06-21 1974-10-01 American Micro Syst Liquid crystal display utilizing ambient light for increased contrast
US3966303A (en) * 1974-07-26 1976-06-29 Omron Tateisi Electronics Co. Liquid crystal display utilizing transmitted light
US4176084A (en) * 1975-07-08 1979-11-27 Exxon Research & Engineering Co. Process for regenerating metal-contaminated hydrocarbon conversion catalysts
CH633381A5 (de) * 1978-12-20 1982-11-30 Bbc Brown Boveri & Cie Elektrooptische anzeige mit reflektor.
US4289383A (en) * 1979-09-04 1981-09-15 Timex Corporation Lighted dot matrix display
US4635128A (en) * 1983-06-29 1987-01-06 Seiko Epson Kabushiki Kaisha Pocket machinery cabinet
US4874228A (en) 1987-03-24 1989-10-17 Minnesota Mining And Manufacturing Company Back-lit display
DE3834492A1 (de) 1988-10-11 1990-04-12 Langmatz Lic Gmbh Leuchtanzeigeeinrichtung
US5099343A (en) * 1989-05-25 1992-03-24 Hughes Aircraft Company Edge-illuminated liquid crystal display devices
US5412492A (en) * 1991-11-05 1995-05-02 Magnascreen Corporation Electro-optical lens assembly
US5211463A (en) * 1992-03-11 1993-05-18 Kaiser Aerospace & Electronics Corporation Backlight for liquid crystal devices
US5303322A (en) * 1992-03-23 1994-04-12 Nioptics Corporation Tapered multilayer luminaire devices
US5211493A (en) * 1992-06-05 1993-05-18 Eastman Kodak Company Cooling system for a thermal printing head
KR950704926A (ko) * 1992-12-14 1995-11-20 루이스 에이. 디폴 전계발광 디스플레이 패널(sunlight viewable thin film electroluminescent display having darkened metal electrodes)
JPH0794008A (ja) 1993-09-24 1995-04-07 Chiyatani Sangyo Kk 面照明装置
US5479275A (en) * 1993-12-03 1995-12-26 Ois Optical Imaging Systems, Inc. Backlit liquid crystal display with integral collimating, refracting, and reflecting means which refracts and collimates light from a first light source and reflects light from a second light source
US5479328A (en) * 1994-01-05 1995-12-26 Interstate Electronics Corporation High-brightness, high-efficacy backlight
JPH07248492A (ja) 1994-03-10 1995-09-26 Sony Corp 液晶表示装置のバックライト
US5442522A (en) * 1994-05-18 1995-08-15 Kaiser Aerospace And Electronics Corporation Wide dimming range backlight for liquid crystal devices
US5479276A (en) * 1994-07-19 1995-12-26 Northrop Grumman Corporation Sunlight enhanced backlight system for cockpit display
US5510915A (en) * 1994-08-02 1996-04-23 Ge; Shichao Out-Active-Matrix-LCD
US5818553A (en) * 1995-04-10 1998-10-06 Norand Corporation Contrast control for a backlit LCD
US5760760A (en) * 1995-07-17 1998-06-02 Dell Usa, L.P. Intelligent LCD brightness control system
JPH09297305A (ja) 1996-05-02 1997-11-18 Sony Corp 液晶表示装置
GB9610240D0 (en) * 1996-05-16 1996-07-24 Ncr Int Inc Method of backlighting a display panel and an apparatus therefor
JPH1048615A (ja) 1996-08-06 1998-02-20 Seiko Precision Kk 液晶表示装置
JPH1068948A (ja) 1996-08-28 1998-03-10 Sharp Corp 透過型液晶表示装置
US5786801A (en) * 1996-09-06 1998-07-28 Sony Corporation Back light control apparatus and method for a flat display system
JPH10123507A (ja) 1996-10-21 1998-05-15 Seiko Precision Kk 液晶表示装置
US5777704A (en) * 1996-10-30 1998-07-07 International Business Machines Corporation Backlighting an LCD-based notebook computer under varying ambient light conditions
US7116829B1 (en) * 1996-11-06 2006-10-03 Matsushita Electric Industrial Co., Ltd. Image coding and decoding methods, image coding and decoding apparatuses, and recording media for image coding and decoding programs
US6184946B1 (en) * 1996-11-27 2001-02-06 Hitachi, Ltd. Active matrix liquid crystal display
US5986728A (en) * 1997-07-23 1999-11-16 Litton Systems, Inc. Optically enhance day/night liquid crystal display backlight with TIR lens and both light sources on same side of waveguide
US6273577B1 (en) * 1997-10-31 2001-08-14 Sanyo Electric Co., Ltd. Light guide plate, surface light source using the light guide plate, and liquid crystal display using the surface light source
JP4122555B2 (ja) 1998-01-20 2008-07-23 ソニー株式会社 反射型表示装置
JP3515355B2 (ja) * 1998-02-10 2004-04-05 三洋電機株式会社 液晶表示装置
EP1057049B1 (en) * 1998-02-18 2008-10-01 Minnesota Mining And Manufacturing Company Optical film
US6428198B1 (en) * 1998-07-07 2002-08-06 Alliedsignal Inc. Display system having a light source separate from a display device
US6795137B1 (en) * 1999-04-26 2004-09-21 Microsoft Corporation Methods and apparatus for implementing transmissive display devices
EP1132677A3 (en) * 1999-04-30 2003-08-06 Matsushita Electric Industrial Co., Ltd. Lighting device and liquid crystal display
US6356391B1 (en) * 1999-10-08 2002-03-12 3M Innovative Properties Company Optical film with variable angle prisms
FR2813699B1 (fr) 2000-09-01 2003-01-24 Sagem Appareil portable de traitement de donnees a ecran d'affichage a retro-eclairage et coque d'un tel appareil
US7268223B2 (en) * 2000-09-22 2007-09-11 Wyeth Isolated nucleic acid molecules which encode a soluble IL-TIF receptor or binding protein which binds to IL-TIF/IL-22, and uses thereof
JP4403529B2 (ja) 2000-11-15 2010-01-27 大日本印刷株式会社 外光を利用した照明装置及びその照明装置を利用した表示装置
US6447132B1 (en) * 2001-02-20 2002-09-10 Delphi Technologies, Inc. Day/night HUD backlighting system
US7776615B2 (en) * 2001-04-20 2010-08-17 Gl Sciences, Inc. Method for solid-phase micro extraction and apparatus therefor
US6592232B2 (en) * 2001-11-16 2003-07-15 Intel Corporation Augmented backlight
TW544944B (en) * 2002-04-16 2003-08-01 Ind Tech Res Inst Pixel element structure of sunlight-readable display
KR100883098B1 (ko) * 2002-04-26 2009-02-11 삼성전자주식회사 백라이트 어셈블리 및 이를 이용한 액정표시장치
US20030204977A1 (en) * 2002-05-02 2003-11-06 Hong Richard S. Self-illuminating street sign system
US6909486B2 (en) * 2003-02-18 2005-06-21 Ran-Hong Raymond Wang Liquid crystal display viewable under all lighting conditions
US20040181989A1 (en) * 2003-03-20 2004-09-23 3M Innovative Properties Company Photo display system with powered backlighting
US7146084B2 (en) * 2003-06-16 2006-12-05 Cmc Electronics, Inc. Fiber optic light source for display devices
KR100518408B1 (ko) * 2003-08-22 2005-09-29 엘지.필립스 엘시디 주식회사 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치
EP1564578A1 (en) * 2004-02-13 2005-08-17 Lockheed Martin Corporation Method for increasing daylight display brightness for helmet mounted displays
FR2866464A1 (fr) 2004-02-17 2005-08-19 Edouard Ferrand Panneau anti-eblouissement pour signalisation routiere
KR100576870B1 (ko) * 2004-08-11 2006-05-10 삼성전기주식회사 질화물 반도체 발광소자 및 제조방법
WO2006033040A1 (en) 2004-09-20 2006-03-30 Koninklijke Philips Electronics N.V. Led collimator element with a semiparabolic reflector
TWI332097B (en) 2004-12-03 2010-10-21 Hon Hai Prec Ind Co Ltd Backlight system and light guide plate used therein
KR100601927B1 (ko) 2004-12-21 2006-07-19 주식회사 팬택 복합 액정디스플레이 모듈 및 복합 액정디스플레이 모듈을포함하는 개인휴대단말기
JP2006189609A (ja) 2005-01-06 2006-07-20 Three M Innovative Properties Co 道路標識
JP4618043B2 (ja) * 2005-08-10 2011-01-26 日亜化学工業株式会社 面発光装置
US7213955B1 (en) * 2005-10-26 2007-05-08 Research In Motion Limited System and method for providing ambient light to a display in an electronic device
KR100739787B1 (ko) * 2006-01-23 2007-07-13 삼성전자주식회사 외부광을 이용한 디스플레이 장치
KR100739797B1 (ko) * 2006-02-23 2007-07-13 삼성전자주식회사 외부광을 이용한 디스플레이 장치
TW200744351A (en) * 2006-05-23 2007-12-01 Benq Corp Method and system for adjusting contrast of a display
US7746431B2 (en) * 2006-11-21 2010-06-29 One Laptop Per Child Association, Inc Dual mode display
US7306356B1 (en) * 2006-12-11 2007-12-11 William Yaghoob Ahmadi Illuminating angular display system
KR101279224B1 (ko) * 2007-02-28 2013-06-26 엘지디스플레이 주식회사 표시 장치
KR20080089709A (ko) 2007-04-02 2008-10-08 엘지디스플레이 주식회사 표시 장치
US7427140B1 (en) * 2007-04-19 2008-09-23 Yao-Dong Ma Sunlight readable direct-view and projection-view computing device
US20080266850A1 (en) * 2007-04-24 2008-10-30 Fawzi Adel Masri Ambient Light to Reduce Power Consumption and to Increase Brightness of Backlit electronic Displays
US20100165001A1 (en) * 2007-05-20 2010-07-01 Savvateev Vadim N White light backlights and the like with efficient utilization of colored led sources
KR20090008928A (ko) 2007-07-19 2009-01-22 엘지디스플레이 주식회사 액정표시장치
CN101349833B (zh) 2007-07-20 2011-11-23 奇美电子股份有限公司 光线调整装置与方法及应用此装置的背光模组与液晶显示器
TW200905324A (en) * 2007-07-26 2009-02-01 Pegatron Co Ltd Electronic device
KR101372849B1 (ko) * 2007-07-27 2014-03-10 삼성디스플레이 주식회사 콜리메이팅 도광판, 확산 유닛 및 이를 채용한 디스플레이장치
US7853288B2 (en) * 2007-08-30 2010-12-14 MacroDisplay, Inc. Sunlight illuminated and sunlight readable mobile phone
US20090213041A1 (en) * 2008-02-21 2009-08-27 Robert Allan Unger Solar backlight for transmissive displays
US8040465B2 (en) * 2008-09-19 2011-10-18 Apple Inc. External light illumination of display screens
US8149351B2 (en) * 2008-12-08 2012-04-03 3M Innovative Properties Company Passive and hybrid daylight-coupled backlights for sunlight viewable displays

Also Published As

Publication number Publication date
EP2502111A2 (en) 2012-09-26
TW201131255A (en) 2011-09-16
US8228463B2 (en) 2012-07-24
CN102667585A (zh) 2012-09-12
WO2011062929A2 (en) 2011-05-26
US20110116012A1 (en) 2011-05-19
WO2011062929A3 (en) 2011-09-22

Similar Documents

Publication Publication Date Title
BR112012011592A2 (pt) tela passiva para luz solar
DK2525689T3 (da) Energiunderstøttelsesmodul til rullegardiner
DK2406829T3 (da) System til opsamling af solenergi
DK2462387T3 (da) Monteringssystem til solpaneler
HK1182832A1 (zh) 太陽能模塊
DE102011107365A8 (de) Photovoltaik-Modul
BR112012026335A2 (pt) dispositivo fotovoltaico
DK2499439T3 (da) Optisk effektivt flerlagssystem til solabsorption
DE112009002161A5 (de) Photovoltaikanlage
DE112012001603A5 (de) Photovoltaik-Indach
EP2865014A4 (en) REINFORCEMENT FOR NETWORK OF SOLAR MODULES
BR112013023023A2 (pt) módulo de coletor solar de calha
DE112009001019A5 (de) Photovoltaik-Modul
DE102011085502A8 (de) Sonnenschutzvorrichtung
DE112012000147A5 (de) Kameramodul
FR2961348B1 (fr) Panneau photovoltaique
BR112013005087A2 (pt) conjunto de painel solar
BR112013033320A2 (pt) dispositivo de painel solar
AT508315A3 (de) Solaranlage
AT507234A3 (de) Sonnenkollektor
FR2960343B1 (fr) Systeme photovoltaique tubulaire
IT1393750B1 (it) Impianto fotovoltaico
DE112010003282A5 (de) Verbindungsmodul
ES1068010Y (es) Unidad solar movil
DE102009038400A8 (de) Solarmodul

Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired