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EP2479480A4 - Light source device and surface illuminating device using same light source device - Google Patents

Light source device and surface illuminating device using same light source device
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Publication number
EP2479480A4
EP2479480A4EP10817291.7AEP10817291AEP2479480A4EP 2479480 A4EP2479480 A4EP 2479480A4EP 10817291 AEP10817291 AEP 10817291AEP 2479480 A4EP2479480 A4EP 2479480A4
Authority
EP
European Patent Office
Prior art keywords
light source
source device
surface illuminating
same light
same
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.)
Granted
Application number
EP10817291.7A
Other languages
German (de)
French (fr)
Other versions
EP2479480B1 (en
EP2479480A1 (en
Inventor
Eiichi Sato
Hiroyasu Sato
Ken Sato
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.)
Opto Design Inc
Original Assignee
Opto Design Inc
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 Opto Design IncfiledCriticalOpto Design Inc
Publication of EP2479480A1publicationCriticalpatent/EP2479480A1/en
Publication of EP2479480A4publicationCriticalpatent/EP2479480A4/en
Application grantedgrantedCritical
Publication of EP2479480B1publicationCriticalpatent/EP2479480B1/en
Not-in-forcelegal-statusCriticalCurrent
Anticipated expirationlegal-statusCritical

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Classifications

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EP10817291.7A2009-09-182010-09-17Light source device and surface illuminating device using same light source deviceNot-in-forceEP2479480B1 (en)

Applications Claiming Priority (2)

Application NumberPriority DateFiling DateTitle
JP2009218115AJP5320599B2 (en)2009-09-182009-09-18 Light source device and surface illumination device using the light source device
PCT/JP2010/066226WO2011034178A1 (en)2009-09-182010-09-17Light source device and surface illuminating device using same light source device

Publications (3)

Publication NumberPublication Date
EP2479480A1 EP2479480A1 (en)2012-07-25
EP2479480A4true EP2479480A4 (en)2018-01-31
EP2479480B1 EP2479480B1 (en)2018-10-31

Family

ID=43758776

Family Applications (1)

Application NumberTitlePriority DateFiling Date
EP10817291.7ANot-in-forceEP2479480B1 (en)2009-09-182010-09-17Light source device and surface illuminating device using same light source device

Country Status (5)

CountryLink
EP (1)EP2479480B1 (en)
JP (1)JP5320599B2 (en)
KR (1)KR101731661B1 (en)
CN (1)CN102498336B (en)
WO (1)WO2011034178A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
JPH07114683B2 (en)1988-06-271995-12-13合資会社山崎本店酒造場 Wakame shochu
CA2796843C (en)*2010-04-232017-05-16Opto Design, Inc.Surface illumination fixture and surface illumination device
JP5842274B2 (en)*2011-06-092016-01-13株式会社オプトデザイン Lighting device
JP5837374B2 (en)*2011-09-092015-12-24株式会社エンプラス Luminous flux control member and lighting device
CN102506327A (en)*2011-11-082012-06-20上海亚明灯泡厂有限公司LED (light emitting diode) area light source module and method for obtaining uniform area light source white light
KR101902394B1 (en)2011-12-122018-09-28엘지이노텍 주식회사illumination unit and display apparatus for using the same
DE102012205188A1 (en)*2012-03-302013-10-02Tridonic Gmbh & Co. KgLED lamp has perforated plate that is provided with several holes which are filled with transparent material, and light exit opening is provided at front of housing, through which primary light of main light beam of LED is made to pass
JP6191265B2 (en)2013-06-172017-09-06東芝ライテック株式会社 Lighting device
US10731808B2 (en)2014-03-272020-08-04Signify Holding B.V.Luminaire with multiple light emissive surfaces
CN104806906A (en)*2015-04-012015-07-29欧普照明股份有限公司Lamp and dodging component thereof
KR102566497B1 (en)*2016-04-152023-08-16엘지이노텍 주식회사Light Emitting apparatus and illumination apparatus including the apparatus
JP7330969B2 (en)2017-12-152023-08-22シグニファイ ホールディング ビー ヴィ Lighting device housing, luminaire, and manufacturing method
JP2019129066A (en)*2018-01-242019-08-01シャープ株式会社Illumination device and display device

Citations (6)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
JPH09236803A (en)*1996-02-281997-09-09Victor Co Of Japan LtdBack light for liquid crystal display
JP2005071733A (en)*2003-08-222005-03-17Motoharu Suzuki Light control sheet and lighting device
WO2009001532A1 (en)*2007-06-222008-12-31Opto Design, Inc.Surface illuminating light source device and surface illuminating device
US20090003002A1 (en)*2006-01-272009-01-01Opto Design, Inc.Planar Illumination Light Source Device and Planar Illumination Light Device Using The Planar Illumination Light Source Device
WO2009013858A1 (en)*2007-07-232009-01-29Opto Design, Inc.Optical reflecting plate, planar illuminating light source device and planar illuminating device
JP2009110696A (en)*2007-10-262009-05-21Opt Design:KkSurface lighting unit, surface lighting source device and surface lighting system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
EP1496488A1 (en)2002-04-172005-01-12Kabushiki Kaisha BoxSurface light emitting device
JP4897495B2 (en)*2004-02-112012-03-14コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Luminous body
JP2006164625A (en)*2004-12-032006-06-22Seiko Instruments IncLuminaire and display device provided with it
JP4858241B2 (en)*2007-03-072012-01-18パナソニック株式会社 Lighting unit and lighting device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
JPH09236803A (en)*1996-02-281997-09-09Victor Co Of Japan LtdBack light for liquid crystal display
JP2005071733A (en)*2003-08-222005-03-17Motoharu Suzuki Light control sheet and lighting device
US20090003002A1 (en)*2006-01-272009-01-01Opto Design, Inc.Planar Illumination Light Source Device and Planar Illumination Light Device Using The Planar Illumination Light Source Device
WO2009001532A1 (en)*2007-06-222008-12-31Opto Design, Inc.Surface illuminating light source device and surface illuminating device
WO2009013858A1 (en)*2007-07-232009-01-29Opto Design, Inc.Optical reflecting plate, planar illuminating light source device and planar illuminating device
JP2009110696A (en)*2007-10-262009-05-21Opt Design:KkSurface lighting unit, surface lighting source device and surface lighting system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references ofWO2011034178A1*

Also Published As

Publication numberPublication date
KR101731661B1 (en)2017-04-28
EP2479480B1 (en)2018-10-31
KR20120083330A (en)2012-07-25
EP2479480A1 (en)2012-07-25
CN102498336B (en)2015-02-18
CN102498336A (en)2012-06-13
WO2011034178A1 (en)2011-03-24
JP5320599B2 (en)2013-10-23
JP2011065971A (en)2011-03-31

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