KR100776560B1 - 도광판, 조명 장치, 전기 광학 장치 및 전자 기기 - Google Patents
도광판, 조명 장치, 전기 광학 장치 및 전자 기기 Download PDFInfo
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- KR100776560B1 KR100776560B1 KR1020050087144A KR20050087144A KR100776560B1 KR 100776560 B1 KR100776560 B1 KR 100776560B1 KR 1020050087144 A KR1020050087144 A KR 1020050087144A KR 20050087144 A KR20050087144 A KR 20050087144A KR 100776560 B1 KR100776560 B1 KR 100776560B1
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- 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
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- 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
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
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- 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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
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- 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
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- 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
- G02F1/133391—Constructional arrangement for sub-divided displays
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- 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
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- 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
- G02F1/133626—Illuminating devices providing two modes of illumination, e.g. day-night
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0225—Rotatable telephones, i.e. the body parts pivoting to an open position around an axis perpendicular to the plane they define in closed position
- H04M1/0233—Including a rotatable display body part
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/16—Details of telephonic subscriber devices including more than one display unit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0267—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components
- H04W52/027—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components by controlling a display operation or backlight unit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
Description
Claims (12)
- 양단에 입광 단면을 갖는 도광판, 및상기 도광판의 양단의 상기 입광 단면에 배치되는 광원을 갖고,상기 도광판의 반사면은 소정의 경계선에서 교차하는 제 1 의 반사면 및 제 2 의 반사면을 구비하고,상기 도광판의 출광면은 상기 소정의 경계선을 경계로 하여 제 1 영역 및 제 2 영역으로 구성되고,상기 도광판의 일단에 구비되어 있는 상기 광원이 점등하면 상기 제 1 영역 및 상기 제 2 영역 중의 일방의 영역을 타방의 영역보다 밝게 하도록 발광하며,상기 제 1 반사면은 당해 제 1 반사면으로부터 먼 쪽의 상기 입광 단면에 배치된 상기 광원으로부터 출사된 광을 반사하여 상기 제 1 영역으로부터 출사시키고,상기 제 2 반사면은 당해 제 2 반사면으로부터 먼 쪽의 상기 입광 단면에 배치된 상기 광원으로부터 출사된 광을 반사하여 상기 제 2 영역으로부터 출사시키며,상기 도광판은 상기 소정의 경계선으로부터 상기 양단의 입사 단면으로 향함에 따라서 출광면과 반사면의 거리가 감소하는 단면 형상을 갖는 것을 특징으로 하는 조명 장치.
- 삭제
- 삭제
- 제 1 항에 있어서,상기 제 1 반사면 및 상기 제 2 반사면의 적어도 일방에는 소정의 패턴이 형성되어 있는 것을 특징으로 하는 조명 장치.
- 양단에 입광 단면을 갖고, 출광면과 반사면의 거리가 일단의 상기 입광 단면으로부터 멀어짐에 따라서 감소하도록 형성된 쐐기 형상의 단면을 갖는 도광판, 및상기 도광판의 양단의 상기 입광 단면에 배치되는 광원을 갖고,상기 도광판의 상기 반사면은 소정의 경계선을 경계로 하여 제 1 반사면 및 제 2 반사면을 갖고, 상기 제 1 반사면 및 상기 제 2 반사면의 적어도 일방에는 소정의 패턴이 형성되고,상기 도광판의 출광면은 상기 소정의 경계선을 경계로 하여 제 1 영역 및 제 2 영역으로 구성되고,상기 도광판의 일단에 구비되어 있는 상기 광원이 점등하면 상기 제 1 영역 및 상기 제 2 영역 중의 일방의 영역을 타방의 영역보다 밝게 하도록 발광하는 것을 특징으로 하는 조명 장치.
- 표시 패널, 및표시 패널의 백라이트로서 사용되는 제 1 항 또는 제 5 항에 기재된 조명 장치를 갖는 전기 광학 장치.
- 제 6 항에 있어서,상기 표시 패널은, 소정의 표시 분할선으로 2 분할되어 있고,상기 소정의 표시 분할선과 상기 소정의 경계선의 위치가 일치하도록 상기 표시 패널과 상기 조명 장치가 상대적으로 배치되어 있는 것을 특징으로 하는 전기 광학 장치.
- 제 7 항에 있어서,상기 소정의 표시 분할선은, 상기 표시 패널을, 투과 표시 중시의 영역과, 상기 투과 표시 중시의 영역보다 반사율이 높은 반사 표시 중시의 영역으로 분할하는 것을 특징으로 하는 전기 광학 장치.
- 제 6 항에 있어서,상기 2 분할된 일방의 영역에서만 표시할 때에는, 당해 영역에 대응하는 쪽의 광원만이 점등하는 것을 특징으로 하는 전기 광학 장치.
- 제 6 항에 기재된 전기 광학 장치를 표시부에 구비하는 것을 특징으로 하는 전자 기기.
- 광을 출사하는 출광면, 및 상기 출광면과 대향하는 반사면을 갖고,상기 반사면은 소정의 경계선에서 교차하는 제 1 반사면 및 제 2 반사면을 구비하고,상기 소정의 경계선으로부터 상기 양단의 입사 단면으로 향함에 따라서 출광면과 반사면의 거리가 감소하는 단면 형상을 갖는 것을 특징으로 하는 도광판.
- 광을 출사하는 출광면, 및 상기 출광면과 대향하는 반사면의 거리가 일단으로부터 멀어짐에 따라서 감소하도록 형성된 쐐기 형상의 단면을 갖고,상기 반사면은 소정의 경계선을 경계로 하여 제 1 반사면 및 제 2 반사면을 갖고, 상기 제 1 반사면 및 상기 제 2 반사면의 적어도 일방에는 소정의 패턴이 형성되어 있는 것을 특징으로 하는 도광판.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004273077A JP4238806B2 (ja) | 2004-09-21 | 2004-09-21 | 導光板、照明装置、電気光学装置および電子機器 |
JPJP-P-2004-00273077 | 2004-09-21 |
Publications (2)
Publication Number | Publication Date |
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KR20060051416A KR20060051416A (ko) | 2006-05-19 |
KR100776560B1 true KR100776560B1 (ko) | 2007-11-15 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020050087144A KR100776560B1 (ko) | 2004-09-21 | 2005-09-16 | 도광판, 조명 장치, 전기 광학 장치 및 전자 기기 |
Country Status (4)
Country | Link |
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US (1) | US7244059B2 (ko) |
JP (1) | JP4238806B2 (ko) |
KR (1) | KR100776560B1 (ko) |
CN (1) | CN100363821C (ko) |
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US7750886B2 (en) * | 2004-09-27 | 2010-07-06 | Qualcomm Mems Technologies, Inc. | Methods and devices for lighting displays |
US7813026B2 (en) * | 2004-09-27 | 2010-10-12 | Qualcomm Mems Technologies, Inc. | System and method of reducing color shift in a display |
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KR100877413B1 (ko) | 2007-06-04 | 2009-01-07 | 엘지전자 주식회사 | 백라이트 유닛 및 이를 구비하는 액정 표시장치 |
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CN1752820A (zh) | 2006-03-29 |
US20060061705A1 (en) | 2006-03-23 |
US7244059B2 (en) | 2007-07-17 |
CN100363821C (zh) | 2008-01-23 |
KR20060051416A (ko) | 2006-05-19 |
JP2006092768A (ja) | 2006-04-06 |
JP4238806B2 (ja) | 2009-03-18 |
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