KR20040101007A - 디스플레이를 직접 백라이팅하는 백라이트 어셈블리 - Google Patents
디스플레이를 직접 백라이팅하는 백라이트 어셈블리 Download PDFInfo
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- KR20040101007A KR20040101007A KR1020040035824A KR20040035824A KR20040101007A KR 20040101007 A KR20040101007 A KR 20040101007A KR 1020040035824 A KR1020040035824 A KR 1020040035824A KR 20040035824 A KR20040035824 A KR 20040035824A KR 20040101007 A KR20040101007 A KR 20040101007A
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- Prior art keywords
- inverter
- linear light
- substrates
- light sources
- backlight assembly
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H39/00—Devices for locating or stimulating specific reflex points of the body for physical therapy, e.g. acupuncture
- A61H39/08—Devices for applying needles to such points, i.e. for acupuncture ; Acupuncture needles or accessories therefor
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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
- G02F1/133604—Direct backlight with lamps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
- B65D81/051—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents using pillow-like elements filled with cushioning material, e.g. elastic foam, fabric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/20—Containers, packaging elements or packages, specially adapted for particular articles or materials for incompressible or rigid rod-shaped or tubular articles
- B65D85/24—Containers, packaging elements or packages, specially adapted for particular articles or materials for incompressible or rigid rod-shaped or tubular articles for needles, nails or like elongate small articles
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
- G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
- G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
- G09G3/3426—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines the different display panel areas being distributed in two dimensions, e.g. matrix
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
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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
- G02F1/133342—Constructional arrangements; Manufacturing methods for double-sided displays
-
- 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
- G02F1/133612—Electrical details
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/02—Composition of display devices
- G09G2300/023—Display panel composed of stacked panels
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0233—Improving the luminance or brightness uniformity across the screen
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Rehabilitation Therapy (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Mechanical Engineering (AREA)
- Liquid Crystal (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Pain & Pain Management (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Planar Illumination Modules (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
Description
Claims (11)
- 백라이트 어셈블리에 있어서,표시 스크린하에서 병렬로 배치되고, 제 1 그룹 및 제 2 그룹으로 분할되고, 제 1 방향으로 배향하는 상기 제 1 그룹에 속하고, 상기 제 1 방향에 대향하는 제 2 방향으로 배향하는 상기 제 2 구룹에 속하는 복수의 선형 광원과,상기 제 1 그룹에 속하는 상기 선형 광원을 구동하기 위한 제 1의 인버터 기판과,상기 제 2 그룹에 속하는 상기 선형 광원을 구동하기 위한 제 2 인버터 기판을 포함하고,상기 제 1 및 제 2 기판은 상기 선형 광원의 한 쪽 측면의 위, 및 그 대향하는 측면의 위에 배치되는 것을 특징으로 하는 백라이트 어셈블리.
- 제 1항에 있어서,상기 복수의 선형 광원은 상기 제 1 방향으로의 배향과 상기 제 2 방향으로의 배향 사이에서 교호하고, 상기 선형 광원의 교호하는 배향의 사이클은 1인 것을 특징으로 하는 백라이트 어셈블리.
- 제 1항에 있어서,상기 복수의 선형 광원은 상기 제 1 방향으로의 배향과 상기 제 2 방향으로의 배향 사이에서 교호하고, 냉음극 형광 램프(34A, 34B)의 교호하는 배향의 사이클은 1 보다 더 큰 것을 특징으로 하는 백라이트 어셈블리.
- 제 3항에 있어서,상기 복수의 선형 광원 중에서 선택된 인접한 두개의 복수의 선형 광원은 상기 제 1 및 제 2 방향으로 각각 배향하는 것을 특징으로 하는 백라이트 어셈블리.
- 제 1항에 있어서,상기 제 1 및 제 2 인버터 기판은 상기 복수의 선형 광원을 가로질러 배치되는 것을 특징으로 하는 백라이트 어셈블리.
- 제 1항에 있어서,상기 제 1 및 제 2 인버터 기판 각각은 내부적으로 상호 접속되고 전력원 및 인버터 제어 신호를 수신할 수 있는 커넥터를 구비하고,상기 제 1의 인버터 기판의 커넥터 중의 하나는 상기 제 2 인버터 기판의 커넥터 중의 하나에 접속되고,상기 제 1 및 제 2 인버터 기판은 상기 제 1 및 제 2 인버터 기판 중의 하나에 공급된 상기 인버터 제어 신호에 응답하여 시간 조정된 방식으로 상기 선형 광원을 구동하는 것을 특징으로 하는 백라이트 어셈블리.
- 제 6항에 있어서,타이밍 신호는 상기 인버터 신호를 수신하고 다른 인버터 기판에 통신하는 상기 제 1 및 제 2 인버터 기판 중의 하나에 의해 생성되고,상기 제 1 및 제 2 인버터 기판은 상기 타이밍 신호에 응답하여 상기 선형 광원을 구동하는 것을 특징으로 하는 백라이트 어셈블리.
- 제 1항에 있어서,상기 복수의 선형 광원 각각은 고전압 단 및 저전압 단을 구비하고,제 1 및 제 2 선형 기판은 상기 복수의 선형 광원을 가로질러 배치되고 인접한 상기 저전압 단에 접속되고,상기 제 1 및 제 2 선형 기판은 상기 제 1 및 제 2 인버터 기판에 각각 접속되며 접지되는 것을 특징으르 백라이트 어셈블리.
- 제 1항에 있어서,상기 복수의 선형 광원 각각은 고전압 단 및 저전압 단을 구비하고,상기 제 1 및 제 2 선형 기판은 상기 복수의 선형 광원을 가로질러 배치되고 인접한 상기 저전압 단에 접속되고,상기 제 1 및 제 2의 선형 기판은 상기 제 2 및 제 1의 선형 광원에 각각 접속되고, 상기 제 1 및 제 2 인버터 기판은 공통으로 접지되는 것을 특징으로 하는 백라이트 어셈블리.
- 제 1항에 있어서,상기 복수의 선형 광원 각각은 고전압 단과 저전압 단을 구비하고,상기 제 1 및 제 2 선형 기판은 상기 복수의 선형 광원의 상기 고전압 단에 접속되고,상기 저전압 단은 상기 제 1 및 제 2 인버터 기판을 통해 접지되는 것을 특징으로 하는 백라이트 어셈블리.
- 액정 표시 장치에 있어서,청구항 1에 주장된 백라이트 어셈블리를 삽입하도록 배치된 액정 표시 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003142952A JP2004349040A (ja) | 2003-05-21 | 2003-05-21 | バックライト装置及び液晶表示装置 |
JPJP-P-2003-00142952 | 2003-05-21 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060099267A Division KR100945990B1 (ko) | 2003-05-21 | 2006-10-12 | 디스플레이를 직접 백라이팅하는 백라이트 어셈블리 |
Publications (2)
Publication Number | Publication Date |
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KR20040101007A true KR20040101007A (ko) | 2004-12-02 |
KR100678798B1 KR100678798B1 (ko) | 2007-02-05 |
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Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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KR1020040035824A KR100678798B1 (ko) | 2003-05-21 | 2004-05-20 | 디스플레이를 직접 백라이팅하는 백라이트 어셈블리 |
KR1020060099267A KR100945990B1 (ko) | 2003-05-21 | 2006-10-12 | 디스플레이를 직접 백라이팅하는 백라이트 어셈블리 |
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KR1020060099267A KR100945990B1 (ko) | 2003-05-21 | 2006-10-12 | 디스플레이를 직접 백라이팅하는 백라이트 어셈블리 |
Country Status (5)
Country | Link |
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US (1) | US7265500B2 (ko) |
JP (1) | JP2004349040A (ko) |
KR (2) | KR100678798B1 (ko) |
CN (1) | CN1573469B (ko) |
TW (1) | TWI249057B (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100587373B1 (ko) * | 2004-05-28 | 2006-06-08 | 엘지.필립스 엘시디 주식회사 | 백라이트 유닛 |
KR100815369B1 (ko) * | 2005-11-18 | 2008-03-19 | 산켄덴키 가부시키가이샤 | 백라이트 장치 |
Families Citing this family (44)
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---|---|---|---|---|
KR100965594B1 (ko) * | 2003-12-16 | 2010-06-23 | 엘지디스플레이 주식회사 | 액정표시장치의 램프 구동장치 |
JP4627148B2 (ja) * | 2004-04-09 | 2011-02-09 | 株式会社 日立ディスプレイズ | 表示装置 |
KR20050117942A (ko) * | 2004-06-11 | 2005-12-15 | 삼성전자주식회사 | 액정표시장치 및 그 제어방법 |
TWI288849B (en) * | 2004-12-03 | 2007-10-21 | Gigno Technology Co Ltd | Liquid-crystal display apparatus and backlight module thereof |
TWM275426U (en) * | 2005-04-01 | 2005-09-11 | Innolux Display Corp | Backlight module |
JP2006344602A (ja) * | 2005-06-09 | 2006-12-21 | Samsung Electronics Co Ltd | ランプ、ランプホルダー、電源供給モジュール、それを有するバックライトアセンブリ及び表示装置 |
US20090128528A1 (en) * | 2005-06-27 | 2009-05-21 | Sharp Kabushiki Kaisha | Display device and a television receiver having the display device |
KR101130572B1 (ko) * | 2005-06-28 | 2012-03-30 | 엘지디스플레이 주식회사 | 액정표시장치용 형광램프 구동장치 |
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-
2004
- 2004-05-19 TW TW093114031A patent/TWI249057B/zh active
- 2004-05-19 US US10/849,433 patent/US7265500B2/en active Active
- 2004-05-20 KR KR1020040035824A patent/KR100678798B1/ko active IP Right Grant
- 2004-05-21 CN CN2004100457583A patent/CN1573469B/zh not_active Expired - Lifetime
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KR100587373B1 (ko) * | 2004-05-28 | 2006-06-08 | 엘지.필립스 엘시디 주식회사 | 백라이트 유닛 |
KR100815369B1 (ko) * | 2005-11-18 | 2008-03-19 | 산켄덴키 가부시키가이샤 | 백라이트 장치 |
Also Published As
Publication number | Publication date |
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TWI249057B (en) | 2006-02-11 |
KR20060113861A (ko) | 2006-11-03 |
JP2004349040A (ja) | 2004-12-09 |
KR100945990B1 (ko) | 2010-03-09 |
CN1573469A (zh) | 2005-02-02 |
CN1573469B (zh) | 2010-05-26 |
US7265500B2 (en) | 2007-09-04 |
KR100678798B1 (ko) | 2007-02-05 |
TW200428105A (en) | 2004-12-16 |
US20040246394A1 (en) | 2004-12-09 |
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