JP5679164B2 - 液晶表示装置のアレイ基板及びその製造方法 - Google Patents
液晶表示装置のアレイ基板及びその製造方法 Download PDFInfo
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- JP5679164B2 JP5679164B2 JP2010199910A JP2010199910A JP5679164B2 JP 5679164 B2 JP5679164 B2 JP 5679164B2 JP 2010199910 A JP2010199910 A JP 2010199910A JP 2010199910 A JP2010199910 A JP 2010199910A JP 5679164 B2 JP5679164 B2 JP 5679164B2
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- 239000000758 substrate Substances 0.000 title claims description 42
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 27
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 238000003860 storage Methods 0.000 claims description 65
- 238000000151 deposition Methods 0.000 claims description 29
- 230000008021 deposition Effects 0.000 claims description 26
- 239000004020 conductor Substances 0.000 claims description 21
- 239000004065 semiconductor Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
- 238000005137 deposition process Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 7
- 238000006722 reduction reaction Methods 0.000 claims description 7
- 238000005019 vapor deposition process Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 78
- 239000010408 film Substances 0.000 description 33
- 239000007789 gas Substances 0.000 description 21
- 239000003990 capacitor Substances 0.000 description 19
- 239000012495 reaction gas Substances 0.000 description 8
- 239000010409 thin film Substances 0.000 description 8
- 229910021417 amorphous silicon Inorganic materials 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 6
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 5
- 229910001887 tin oxide Inorganic materials 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 4
- 238000007740 vapor deposition Methods 0.000 description 4
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 239000011733 molybdenum Substances 0.000 description 3
- 238000000206 photolithography Methods 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 229910004205 SiNX Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- -1 Oxide) Chemical compound 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- RHZWSUVWRRXEJF-UHFFFAOYSA-N indium tin Chemical compound [In].[Sn] RHZWSUVWRRXEJF-UHFFFAOYSA-N 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- MGRWKWACZDFZJT-UHFFFAOYSA-N molybdenum tungsten Chemical compound [Mo].[W] MGRWKWACZDFZJT-UHFFFAOYSA-N 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
- H01L29/4908—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET for thin film semiconductor, e.g. gate of TFT
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1255—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs integrated with passive devices, e.g. auxiliary capacitors
-
- 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
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
Description
12 ゲート電極
12’ 接触電極
18 ゲート絶縁膜
18a、18c 第1ゲート絶縁層
18b 第2ゲート絶縁層
30 ストレージ下部電極
42 画素電極
Claims (6)
- 複数の第1領域及び第2領域に区分される基板の前記第1領域上にゲート電極が形成される工程と、
前記第2領域の基板上に透明導電性物質で具現されるストレージ下部電極が形成される工程と、
前記ゲート電極及びストレージ下部電極を含む基板上にゲート絶縁膜が形成される工程と、
を含み、
前記ゲート絶縁膜は第1から第3ゲート絶縁層の積層構造で具現され、
前記第1ゲート絶縁層は、前記ストレージ下部電極と接触し、
前記第1及び第3ゲート絶縁層の蒸着工程では、NH 3 およびSiH 4 を含み前記透明導電性物質に具備される酸化物との還元反応を引き起こす還元性反応ガスの流量を第2ゲート絶縁層の蒸着工程で使用される流量よりも小さくし、
ただし、前記第1ゲート絶縁層の蒸着工程では、SiH 4 の流量を第3ゲート絶縁層の蒸着工程よりも小さくし、かつNH3を使用しないことを特徴とする液晶表示装置のアレイ基板製造方法。 - 前記ゲート電極と重畳される領域に半導体層が形成される工程と、
前記半導体層の端にそれぞれ電気的に連結されるようにソース及びドレイン電極が形成される工程と、
前記ドレイン電極と電気的に連結され、前記ストレージ下部電極と重畳される領域に画素電極が形成される工程と、
を含むことを特徴とする請求項1記載の液晶表示装置のアレイ基板製造方法。 - 前記第1及び第3ゲート絶縁層に対して同一の蒸着率を適用し、
前記第1及び第3ゲート絶縁層間に具備される第2ゲート絶縁層の蒸着率を、前記第1及び第3ゲート絶縁層に対して適用される蒸着率と異なるように適用して形成することを特徴とする請求項1記載の液晶表示装置のアレイ基板製造方法。 - 前記第1及び第3ゲート絶縁層に適用される蒸着率は、前記第2ゲート絶縁層に適用される蒸着率より小さいことを特徴とする請求項3記載の液晶表示装置のアレイ基板製造方法。
- 前記ストレージ下部電極及び前記画素電極は、ITO、TO、IZO、ITZOのうちいずれか一つで形成されることを特徴とする請求項2記載の液晶表示装置のアレイ基板製造方法。
- 前記ストレージ下部電極と重畳される領域下部に、前記ゲート電極と同一物質で具現される接触電極が形成される工程をさらに含むことを特徴とする請求項1記載の液晶表示装置のアレイ基板製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2010-0021261 | 2010-03-10 | ||
KR1020100021261A KR101132119B1 (ko) | 2010-03-10 | 2010-03-10 | 액정표시장치 어레이 기판 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
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JP2011186424A JP2011186424A (ja) | 2011-09-22 |
JP5679164B2 true JP5679164B2 (ja) | 2015-03-04 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2010199910A Expired - Fee Related JP5679164B2 (ja) | 2010-03-10 | 2010-09-07 | 液晶表示装置のアレイ基板及びその製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20110220897A1 (ja) |
JP (1) | JP5679164B2 (ja) |
KR (1) | KR101132119B1 (ja) |
CN (1) | CN102194742B (ja) |
TW (1) | TWI475643B (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9035303B2 (en) * | 2012-04-06 | 2015-05-19 | Sharp Kabushiki Kaisha | Semiconductor device and method for manufacturing same |
CN202549848U (zh) * | 2012-04-28 | 2012-11-21 | 京东方科技集团股份有限公司 | 显示装置、阵列基板和薄膜晶体管 |
KR102380379B1 (ko) * | 2012-05-10 | 2022-04-01 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체 장치 |
WO2013168687A1 (en) * | 2012-05-10 | 2013-11-14 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
CN104218090B (zh) | 2013-05-31 | 2017-01-04 | 上海和辉光电有限公司 | 薄膜晶体管及其制造方法和具有该薄膜晶体管的显示装置 |
CN103839973B (zh) * | 2014-02-24 | 2016-05-04 | 京东方科技集团股份有限公司 | 有源矩阵有机发光二极管阵列基板及制作方法和显示装置 |
CN109616510B (zh) * | 2018-12-03 | 2020-04-14 | 惠科股份有限公司 | 薄膜晶体管结构及其制作方法、显示装置 |
CN113394235B (zh) * | 2021-05-20 | 2022-10-21 | 北海惠科光电技术有限公司 | 阵列基板及阵列基板的制造方法 |
Family Cites Families (12)
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KR0156178B1 (ko) * | 1995-10-20 | 1998-11-16 | 구자홍 | 액정표시 소자의 제조방법 |
US5162901A (en) * | 1989-05-26 | 1992-11-10 | Sharp Kabushiki Kaisha | Active-matrix display device with added capacitance electrode wire and secondary wire connected thereto |
JPH07113728B2 (ja) * | 1989-05-26 | 1995-12-06 | シャープ株式会社 | アクティブマトリクス基板 |
JP2702294B2 (ja) * | 1991-02-21 | 1998-01-21 | シャープ株式会社 | アクティブマトリクス基板 |
JPH10341022A (ja) * | 1997-06-05 | 1998-12-22 | Mitsubishi Electric Corp | Tftアレイ基板の製造方法 |
KR100437825B1 (ko) * | 2001-07-06 | 2004-06-26 | 엘지.필립스 엘시디 주식회사 | 액정표시장치용 어레이기판 |
KR100920356B1 (ko) * | 2003-05-29 | 2009-10-07 | 삼성전자주식회사 | 액정 표시 장치용 박막 다이오드 표시판 및 이를 포함하는액정 표시 장치 |
KR20070071777A (ko) * | 2005-12-30 | 2007-07-04 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 및 그의 제조방법 |
KR20070072111A (ko) * | 2005-12-30 | 2007-07-04 | 엘지.필립스 엘시디 주식회사 | 액정표시소자 및 그 제조방법 |
KR20080008562A (ko) * | 2006-07-20 | 2008-01-24 | 삼성전자주식회사 | 어레이 기판의 제조방법, 어레이 기판 및 이를 갖는표시장치 |
JP5235363B2 (ja) * | 2007-09-04 | 2013-07-10 | 株式会社ジャパンディスプレイイースト | 液晶表示装置 |
JP5518366B2 (ja) * | 2008-05-16 | 2014-06-11 | 株式会社半導体エネルギー研究所 | 薄膜トランジスタ |
-
2010
- 2010-03-10 KR KR1020100021261A patent/KR101132119B1/ko active IP Right Grant
- 2010-09-07 JP JP2010199910A patent/JP5679164B2/ja not_active Expired - Fee Related
-
2011
- 2011-02-24 US US13/034,611 patent/US20110220897A1/en not_active Abandoned
- 2011-03-02 TW TW100106939A patent/TWI475643B/zh not_active IP Right Cessation
- 2011-03-09 CN CN201110059284.8A patent/CN102194742B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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TW201138025A (en) | 2011-11-01 |
TWI475643B (zh) | 2015-03-01 |
CN102194742A (zh) | 2011-09-21 |
CN102194742B (zh) | 2015-11-25 |
KR20110101905A (ko) | 2011-09-16 |
JP2011186424A (ja) | 2011-09-22 |
US20110220897A1 (en) | 2011-09-15 |
KR101132119B1 (ko) | 2012-04-05 |
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