KR100949485B1 - 액정표시장치의 셀 갭 측정장치 및 그에 따른 측정방법 - Google Patents
액정표시장치의 셀 갭 측정장치 및 그에 따른 측정방법 Download PDFInfo
- Publication number
- KR100949485B1 KR100949485B1 KR1020010082712A KR20010082712A KR100949485B1 KR 100949485 B1 KR100949485 B1 KR 100949485B1 KR 1020010082712 A KR1020010082712 A KR 1020010082712A KR 20010082712 A KR20010082712 A KR 20010082712A KR 100949485 B1 KR100949485 B1 KR 100949485B1
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- crystal panel
- cell gap
- measuring
- reflector
- Prior art date
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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
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
-
- 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
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
Abstract
Description
Claims (4)
- 중력방향으로 세워진 액정패널과;상기 액정패널 상에 배치된 온도센서와;상기 액정패널 양단부에 배치되어 상기 액정패널에 열을 가하는 온도제어기와;광원으로부터 조사된 광의 경로를 90도로 회전하는 제 1 반사판과;상기 액정패널의 정, 후에 위치되고 상기 제 1 반사판으로부터 반사된 광이 통과하는 편광자 및 검광자와;상기 검광자에 의해 검출된 광의 경로를 90도 회전하는 제 2 반사판; 및상기 온도제어기에서 상기 액정패널에 열을 가한 고온조건하에서 상기 제 2 반사판에 의해 반사된 광을 이용하여 셀 갭을 측정하는 검출기를 포함하여 구성되는 것을 특징으로 하는 액정표시장치의 셀 갭 측정장치.
- 삭제
- 삭제
- 청구항 제 1항에 기재된 수직으로 배치된 액정패널을 구비하는 액정표시장치의 셀 갭 측정장치와;상기 셀 갭 측정장치를 이용하여 고온의 조건에서 상기 액정패널의 셀 갭을 측정하는 것을 특징으로 하는 액정표시장치의 셀 갭 측정방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010082712A KR100949485B1 (ko) | 2001-12-21 | 2001-12-21 | 액정표시장치의 셀 갭 측정장치 및 그에 따른 측정방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010082712A KR100949485B1 (ko) | 2001-12-21 | 2001-12-21 | 액정표시장치의 셀 갭 측정장치 및 그에 따른 측정방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030052686A KR20030052686A (ko) | 2003-06-27 |
KR100949485B1 true KR100949485B1 (ko) | 2010-03-23 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020010082712A KR100949485B1 (ko) | 2001-12-21 | 2001-12-21 | 액정표시장치의 셀 갭 측정장치 및 그에 따른 측정방법 |
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KR (1) | KR100949485B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101083714B1 (ko) | 2011-04-05 | 2011-11-15 | 주식회사 윌테크 | 디스플레이 패널 보호판의 곡면상태 검사공정 및 검사장치 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100905014B1 (ko) * | 2002-12-13 | 2009-06-30 | 엘지디스플레이 주식회사 | 액정표시장치의 검사 방법 및 이에 사용되는 검사 장비 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000069246A (ko) * | 1997-10-01 | 2000-11-25 | 마치오 나카지마 | 반 강유전성 액정 디스플레이 |
KR20010062085A (ko) * | 1999-12-03 | 2001-07-07 | 가네꼬 히사시 | 액정 표시 소자를 평가하는 방법, 평가 방법을 구현하는컴퓨터 프로그램을 저장하는 정보 저장 매체 및 저장매체를 사용하는 평가 장치 |
-
2001
- 2001-12-21 KR KR1020010082712A patent/KR100949485B1/ko not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000069246A (ko) * | 1997-10-01 | 2000-11-25 | 마치오 나카지마 | 반 강유전성 액정 디스플레이 |
KR20010062085A (ko) * | 1999-12-03 | 2001-07-07 | 가네꼬 히사시 | 액정 표시 소자를 평가하는 방법, 평가 방법을 구현하는컴퓨터 프로그램을 저장하는 정보 저장 매체 및 저장매체를 사용하는 평가 장치 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101083714B1 (ko) | 2011-04-05 | 2011-11-15 | 주식회사 윌테크 | 디스플레이 패널 보호판의 곡면상태 검사공정 및 검사장치 |
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Publication number | Publication date |
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KR20030052686A (ko) | 2003-06-27 |
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