KR100218293B1 - 박막트랜지스터 액정표시소자 및 그의 제조방법 - Google Patents
박막트랜지스터 액정표시소자 및 그의 제조방법 Download PDFInfo
- Publication number
- KR100218293B1 KR100218293B1 KR1019950047896A KR19950047896A KR100218293B1 KR 100218293 B1 KR100218293 B1 KR 100218293B1 KR 1019950047896 A KR1019950047896 A KR 1019950047896A KR 19950047896 A KR19950047896 A KR 19950047896A KR 100218293 B1 KR100218293 B1 KR 100218293B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- data line
- gate
- liquid crystal
- pixel
- Prior art date
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 39
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 239000010409 thin film Substances 0.000 title abstract description 37
- 238000003860 storage Methods 0.000 claims abstract description 27
- 238000009825 accumulation Methods 0.000 claims abstract description 13
- 230000000903 blocking effect Effects 0.000 claims abstract description 6
- 238000000151 deposition Methods 0.000 claims description 15
- 238000005530 etching Methods 0.000 claims description 10
- 239000011810 insulating material Substances 0.000 claims description 8
- 239000011159 matrix material Substances 0.000 claims description 8
- 238000000059 patterning Methods 0.000 claims description 7
- 239000004020 conductor Substances 0.000 abstract description 17
- 230000003071 parasitic effect Effects 0.000 abstract description 8
- 238000002834 transmittance Methods 0.000 abstract description 4
- 230000003247 decreasing effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 27
- 229910021417 amorphous silicon Inorganic materials 0.000 description 9
- 238000000206 photolithography Methods 0.000 description 9
- 239000003990 capacitor Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 206010047571 Visual impairment Diseases 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136213—Storage capacitors associated with the pixel electrode
-
- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
-
- 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
-
- 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
- G02F1/1343—Electrodes
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133334—Electromagnetic shields
-
- 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
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
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)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (2)
- 매트릭스 형태의 복수개의 화소영역을 가지는 액정표시소자에 있어서, 상기 화소영역은 소스전극과 드레인전극 및 게이트전극을 포함하는 스위칭 소자와; 상기 게이트전극과 동일한 방향으로 연장된 게이트배선과; 상기 화소영역의 상부 전면을 덮는 직사각형의 화소전극과; 상기 스위칭소자의 드레인영역을 상기 게이트배선과 평면상에서 수직으로 교차하도록 연장한 데이터라인과; 상기 데이터라인과 상기 화소전극, 상기 게이트라인과 화소전극 사이에서 데이터 라인과 게이트전극에 광이 인가되는 것을 차단하기 위한 축적전극을 구비하는 것을 특징으로 하는 박막트랜지스터 액정표시소자.
- 매트릭스 형태의 복수개의 화소영역을 가지는 액정표시소자 제조방법에 있어서, 게이트전극 및 게이트배선을 형성하고, 소스 및 드레인 전극을 갖는 스위칭소자를 제조하는 공정과; 상기 스위칭소자의 드레인에 접속되며, 상기 게이트배선과는 절연막에 의해 분리되며, 그 게이트배선과 수직으로 교차하는 데이터라인을 형성하는 공정과; 상기 스위칭소자와 데이터라인의 상부에 절연물질을 증착하여 제1절연막을 형성하는 공정과; 상기 데이터라인과 상기 게이트전극의 상부에 축적전극을 형성하는 공정과; 절연물질을 증착하여 상기 축적전극과 제1절연막의 상부에 제2절연막을 형성하는 공정과; 상기 소스전극의 일부영역이 노출되도록 상기 제1 및 제2절연막을 선택적으로 식각하여 접촉창을 형성하는 공정과; 상기 소스전극과 상기 데이터라인의 상부측에 해당하는 소정 영역을 덮는 축적전극을 형성하는 공정과; 상기 구조의 상부전면에 ITO를 증착하고 패터닝하는 공정으로 이루어진 것을 특징으로 하는 박막트랜지스터 액정표시소자 제조방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950047896A KR100218293B1 (ko) | 1995-12-08 | 1995-12-08 | 박막트랜지스터 액정표시소자 및 그의 제조방법 |
US08/759,211 US5835169A (en) | 1995-12-08 | 1996-12-05 | Liquid crystal display device of thin film transistor and fabrication method thereof |
DE19650787A DE19650787C2 (de) | 1995-12-08 | 1996-12-06 | Flüssigkristall-Anzeigevorrichtung mit Dünnfilmtransistor und Verfahren zum Herstellen derselben |
JP32636496A JPH09218424A (ja) | 1995-12-08 | 1996-12-06 | 薄膜トランジスタの液晶表示素子及びその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950047896A KR100218293B1 (ko) | 1995-12-08 | 1995-12-08 | 박막트랜지스터 액정표시소자 및 그의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970048830A KR970048830A (ko) | 1997-07-29 |
KR100218293B1 true KR100218293B1 (ko) | 1999-09-01 |
Family
ID=19438648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950047896A KR100218293B1 (ko) | 1995-12-08 | 1995-12-08 | 박막트랜지스터 액정표시소자 및 그의 제조방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5835169A (ko) |
JP (1) | JPH09218424A (ko) |
KR (1) | KR100218293B1 (ko) |
DE (1) | DE19650787C2 (ko) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW396289B (en) * | 1996-10-29 | 2000-07-01 | Nippon Electric Co | Liquid crystal display device |
KR100225097B1 (ko) * | 1996-10-29 | 1999-10-15 | 구자홍 | 액정표시장치 및 그 제조방법 |
JP3656076B2 (ja) * | 1997-04-18 | 2005-06-02 | シャープ株式会社 | 表示装置 |
JP3538844B2 (ja) * | 1997-07-23 | 2004-06-14 | セイコーエプソン株式会社 | 液晶装置、液晶装置の製造方法及び電子機器 |
JP3935246B2 (ja) * | 1997-08-18 | 2007-06-20 | エルジー フィリップス エルシーディー カンパニー リミテッド | 液晶表示装置 |
JP4130490B2 (ja) * | 1997-10-16 | 2008-08-06 | 三菱電機株式会社 | 液晶表示装置 |
KR100322965B1 (ko) * | 1998-03-27 | 2002-06-20 | 주식회사 현대 디스플레이 테크놀로지 | 액정표시소자의 제조방법 |
KR100451379B1 (ko) * | 1998-06-19 | 2005-01-13 | 엘지.필립스 엘시디 주식회사 | 액정표시장치및그제조방법 |
KR20000020864A (ko) * | 1998-09-24 | 2000-04-15 | 윤종용 | 액정표시장치 패널 구조 |
KR100720084B1 (ko) * | 1998-12-24 | 2007-12-07 | 삼성전자주식회사 | 액정 표시 장치용 박막 트랜지스터 기판 |
DE69942442D1 (de) * | 1999-01-11 | 2010-07-15 | Semiconductor Energy Lab | Halbleiteranordnung mit Treiber-TFT und Pixel-TFT auf einem Substrat |
US6870180B2 (en) * | 2001-06-08 | 2005-03-22 | Lucent Technologies Inc. | Organic polarizable gate transistor apparatus and method |
US7768014B2 (en) * | 2005-01-31 | 2010-08-03 | Semiconductor Energy Laboratory Co., Ltd. | Memory device and manufacturing method thereof |
KR101279654B1 (ko) * | 2006-10-25 | 2013-06-27 | 엘지디스플레이 주식회사 | 박막 트랜지스터 기판 및 그 제조 방법 |
TWI356249B (en) * | 2007-10-26 | 2012-01-11 | Au Optronics Corp | Liquid crystal display panel and liquid crystal di |
TWI370311B (en) * | 2008-09-05 | 2012-08-11 | Au Optronics Corp | Pixel structure of a display panel |
US8179490B2 (en) * | 2009-06-12 | 2012-05-15 | Au Optronics Corporation | Pixel designs of improving the aperture ratio in an LCD |
US8471973B2 (en) * | 2009-06-12 | 2013-06-25 | Au Optronics Corporation | Pixel designs of improving the aperture ratio in an LCD |
TWI397757B (zh) * | 2009-12-22 | 2013-06-01 | Au Optronics Corp | 聚合物穩定配向液晶顯示面板及液晶顯示面板 |
CN103399435B (zh) * | 2013-08-01 | 2015-09-16 | 深圳市华星光电技术有限公司 | 一种阵列基板及液晶显示面板 |
US11018164B2 (en) | 2017-01-19 | 2021-05-25 | Sharp Kabushiki Kaisha | Thin-film transistor substrate, display panel, and display device |
US10852591B2 (en) | 2018-06-29 | 2020-12-01 | Sharp Kabushiki Kaisha | Image display device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6455582A (en) * | 1987-08-06 | 1989-03-02 | Ibm | Color display device |
KR940004322B1 (ko) * | 1991-09-05 | 1994-05-19 | 삼성전자 주식회사 | 액정표시장치 및 그 제조방법 |
FR2682493B1 (fr) * | 1991-10-11 | 1994-02-04 | Thomson Lcd | Dispositif d'amelioration du contraste d'un ecran a cristal liquide et son procede de fabrication. |
JPH05249478A (ja) * | 1991-12-25 | 1993-09-28 | Toshiba Corp | 液晶表示装置 |
JPH06194687A (ja) * | 1992-10-30 | 1994-07-15 | Nec Corp | 透過型アクティブマトリクス型液晶素子 |
US5459596A (en) * | 1992-09-14 | 1995-10-17 | Kabushiki Kaisha Toshiba | Active matrix liquid crystal display with supplemental capacitor line which overlaps signal line |
DE4407043B4 (de) * | 1993-03-04 | 2005-10-20 | Samsung Electronics Co Ltd | Flüssigkristallanzeigeeinrichtung und Verfahren zu deren Herstellung |
-
1995
- 1995-12-08 KR KR1019950047896A patent/KR100218293B1/ko not_active IP Right Cessation
-
1996
- 1996-12-05 US US08/759,211 patent/US5835169A/en not_active Expired - Fee Related
- 1996-12-06 JP JP32636496A patent/JPH09218424A/ja active Pending
- 1996-12-06 DE DE19650787A patent/DE19650787C2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR970048830A (ko) | 1997-07-29 |
DE19650787A1 (de) | 1997-06-12 |
JPH09218424A (ja) | 1997-08-19 |
DE19650787C2 (de) | 2000-04-13 |
US5835169A (en) | 1998-11-10 |
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