JPS58144888A - 行列形液晶表示装置 - Google Patents

行列形液晶表示装置

Info

Publication number
JPS58144888A
JPS58144888A JP57027588A JP2758882A JPS58144888A JP S58144888 A JPS58144888 A JP S58144888A JP 57027588 A JP57027588 A JP 57027588A JP 2758882 A JP2758882 A JP 2758882A JP S58144888 A JPS58144888 A JP S58144888A
Authority
JP
Japan
Prior art keywords
liquid crystal
row
electrode
switching element
crystal display
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP57027588A
Other languages
English (en)
Japanese (ja)
Other versions
JPS647391B2 (en, 2012
Inventor
河原　行人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP57027588A priority Critical patent/JPS58144888A/ja
Priority to US06/467,799 priority patent/US4680580A/en
Priority to GB08304733A priority patent/GB2115199B/en
Publication of JPS58144888A publication Critical patent/JPS58144888A/ja
Publication of JPS647391B2 publication Critical patent/JPS647391B2/ja
Granted legal-status Critical Current

Links

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
    • G02F1/13624—Active matrix addressed cells having more than one switching element per pixel
    • 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
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3648—Control of matrices with row and column drivers using an active 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
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3648—Control of matrices with row and column drivers using an active matrix
    • G09G3/3659—Control of matrices with row and column drivers using an active matrix the addressing of the pixel involving the control of two or more scan electrodes or two or more data electrodes, e.g. pixel voltage dependant on signal of two data 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
    • G02F1/136—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
    • G02F1/136259—Repairing; Defects
    • G02F1/136263—Line defects
    • 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
    • G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
    • G09G2300/0809—Several active elements per pixel in active matrix panels
    • 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
    • G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
    • G09G2300/0809—Several active elements per pixel in active matrix panels
    • G09G2300/0814—Several active elements per pixel in active matrix panels used for selection purposes, e.g. logical AND for partial update
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0243—Details of the generation of driving signals
    • G09G2310/0251—Precharge or discharge of pixel before applying new pixel voltage
    • 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
    • G09G2330/08—Fault-tolerant or redundant circuits, or circuits in which repair of defects is prepared

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Nonlinear Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP57027588A 1982-02-23 1982-02-23 行列形液晶表示装置 Granted JPS58144888A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP57027588A JPS58144888A (ja) 1982-02-23 1982-02-23 行列形液晶表示装置
US06/467,799 US4680580A (en) 1982-02-23 1983-02-18 Active matrix-addressed liquid-crystal display device
GB08304733A GB2115199B (en) 1982-02-23 1983-02-21 Active matrix-addressed liquid crystal display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57027588A JPS58144888A (ja) 1982-02-23 1982-02-23 行列形液晶表示装置

Publications (2)

Publication Number Publication Date
JPS58144888A true JPS58144888A (ja) 1983-08-29
JPS647391B2 JPS647391B2 (en, 2012) 1989-02-08

Family

ID=12225105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57027588A Granted JPS58144888A (ja) 1982-02-23 1982-02-23 行列形液晶表示装置

Country Status (3)

Country Link
US (1) US4680580A (en, 2012)
JP (1) JPS58144888A (en, 2012)
GB (1) GB2115199B (en, 2012)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60242495A (ja) * 1984-05-17 1985-12-02 セイコーエプソン株式会社 アクテイブマトリツクスパネル
JPS60244996A (ja) * 1984-05-21 1985-12-04 日本電信電話株式会社 アクテイブマトリクス型画像表示装置
JPS61121034A (ja) * 1984-11-16 1986-06-09 Matsushita Electric Ind Co Ltd 薄膜トランジスタアレイ
JPS61243483A (ja) * 1985-04-20 1986-10-29 松下電器産業株式会社 アクテイブマトリクス基板
JPS61243486A (ja) * 1985-04-19 1986-10-29 松下電器産業株式会社 アクテイブマトリクス基板
JPS61243487A (ja) * 1985-04-19 1986-10-29 松下電器産業株式会社 アクテイブマトリクス基板
JPS6244717A (ja) * 1985-08-23 1987-02-26 Hitachi Ltd 表示装置
US5331447A (en) * 1987-06-10 1994-07-19 Hitachi, Ltd. TFT active matrix liquid crystal display devices with plural TFTs in parallel per pixel
US5610738A (en) * 1990-10-17 1997-03-11 Hitachi, Ltd. Method for making LCD device in which gate insulator of TFT is formed after the pixel electrode but before the video signal line

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59116685A (ja) * 1982-12-23 1984-07-05 セイコーインスツルメンツ株式会社 画像表示装置
US4651148A (en) * 1983-09-08 1987-03-17 Sharp Kabushiki Kaisha Liquid crystal display driving with switching transistors
KR900005489B1 (ko) * 1984-04-26 1990-07-30 마쯔시다덴기산교 가부시기가이샤 액정표시장치의 구동회로
WO1986002489A1 (fr) * 1984-10-17 1986-04-24 L'ETAT FRANCAIS représenté par LE MINISTRE DES PTT Procede de fabrication de circuits electroniques a base de transistors en couches minces et de condensateurs
FR2571913B1 (fr) * 1984-10-17 1986-12-26 Richard Joseph Ecran d'affichage a matrice active a double transistor d'adressage
JPH07113819B2 (ja) * 1984-11-06 1995-12-06 キヤノン株式会社 表示装置及びその駆動法
EP0182645B1 (en) * 1984-11-16 1991-01-23 Matsushita Electric Industrial Co., Ltd. Active matrix circuit for liquid crystal displays
NL8502663A (nl) * 1985-09-30 1987-04-16 Philips Nv Weergeefinrichting met verbeterde aansturing.
FR2593632B1 (fr) * 1986-01-27 1988-03-18 Maurice Francois Ecran d'affichage a matrice active et procedes de realisation de cet ecran
US4822142A (en) * 1986-12-23 1989-04-18 Hosiden Electronics Co. Ltd. Planar display device
US4820222A (en) * 1986-12-31 1989-04-11 Alphasil, Inc. Method of manufacturing flat panel backplanes including improved testing and yields thereof and displays made thereby
DE3806050A1 (de) * 1987-05-14 1988-12-01 Licentia Gmbh Fluessigkristall-anzeigevorrichtung
GB2206721A (en) * 1987-07-03 1989-01-11 Philips Electronic Associated Active matrix display device
JPS6437585A (en) * 1987-08-04 1989-02-08 Nippon Telegraph & Telephone Active matrix type display device
JPS6473324A (en) * 1987-09-14 1989-03-17 Matsushita Electric Ind Co Ltd Display device and its driving method
US5173687A (en) * 1988-06-22 1992-12-22 Seikosha Co., Ltd. Method for improving the gradational display of an active type liquid crystal display unit
GB2223618A (en) * 1988-10-07 1990-04-11 Philips Electronic Associated Display devices
US4968119A (en) * 1989-01-10 1990-11-06 David Sarnoff Research Center, Inc. High-density liquid-crystal active dot-matrix display structure
GB2227349A (en) * 1989-01-18 1990-07-25 Philips Electronic Associated Display devices
US5194974A (en) * 1989-08-21 1993-03-16 Sharp Kabushiki Kaisha Non-flicker liquid crystal display with capacitive charge storage
NL8902922A (nl) * 1989-11-27 1991-06-17 Philips Nv Actieve weergeefinrichting.
JPH03118777U (en, 2012) * 1990-03-20 1991-12-06
KR950013784B1 (ko) 1990-11-20 1995-11-16 가부시키가이샤 한도오따이 에네루기 겐큐쇼 반도체 전계효과 트랜지스터 및 그 제조방법과 박막트랜지스터
US7115902B1 (en) 1990-11-20 2006-10-03 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method for manufacturing the same
US5849601A (en) 1990-12-25 1998-12-15 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method for manufacturing the same
KR950001360B1 (ko) * 1990-11-26 1995-02-17 가부시키가이샤 한도오따이 에네루기 겐큐쇼 전기 광학장치와 그 구동방법
US8106867B2 (en) 1990-11-26 2012-01-31 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and driving method for the same
US7154147B1 (en) * 1990-11-26 2006-12-26 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and driving method for the same
US7098479B1 (en) 1990-12-25 2006-08-29 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method for manufacturing the same
US7576360B2 (en) * 1990-12-25 2009-08-18 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device which comprises thin film transistors and method for manufacturing the same
EP0499979A3 (en) * 1991-02-16 1993-06-09 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device
US5151632A (en) * 1991-03-22 1992-09-29 General Motors Corporation Flat panel emissive display with redundant circuit
JP2794499B2 (ja) 1991-03-26 1998-09-03 株式会社半導体エネルギー研究所 半導体装置の作製方法
US5680147A (en) * 1991-05-20 1997-10-21 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method of driving the same
US6975296B1 (en) 1991-06-14 2005-12-13 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method of driving the same
US5414442A (en) * 1991-06-14 1995-05-09 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method of driving the same
US6778231B1 (en) 1991-06-14 2004-08-17 Semiconductor Energy Laboratory Co., Ltd. Electro-optical display device
JP2845303B2 (ja) 1991-08-23 1999-01-13 株式会社 半導体エネルギー研究所 半導体装置とその作製方法
JP2651972B2 (ja) * 1992-03-04 1997-09-10 株式会社半導体エネルギー研究所 液晶電気光学装置
JP2814161B2 (ja) 1992-04-28 1998-10-22 株式会社半導体エネルギー研究所 アクティブマトリクス表示装置およびその駆動方法
US6693681B1 (en) 1992-04-28 2004-02-17 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method of driving the same
JPH06317807A (ja) * 1993-05-06 1994-11-15 Sharp Corp マトリクス表示装置およびその駆動方法
US7081938B1 (en) * 1993-12-03 2006-07-25 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method for manufacturing the same
JPH07302912A (ja) 1994-04-29 1995-11-14 Semiconductor Energy Lab Co Ltd 半導体装置
JP2900229B2 (ja) * 1994-12-27 1999-06-02 株式会社半導体エネルギー研究所 半導体装置およびその作製方法および電気光学装置
US5834327A (en) 1995-03-18 1998-11-10 Semiconductor Energy Laboratory Co., Ltd. Method for producing display device
US6800875B1 (en) 1995-11-17 2004-10-05 Semiconductor Energy Laboratory Co., Ltd. Active matrix electro-luminescent display device with an organic leveling layer
TWI228625B (en) * 1995-11-17 2005-03-01 Semiconductor Energy Lab Display device
TW309633B (en, 2012) * 1995-12-14 1997-07-01 Handotai Energy Kenkyusho Kk
US6225218B1 (en) 1995-12-20 2001-05-01 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device and its manufacturing method
JP2937129B2 (ja) * 1996-08-30 1999-08-23 日本電気株式会社 アクティブマトリクス型液晶表示装置
JP3725266B2 (ja) 1996-11-07 2005-12-07 株式会社半導体エネルギー研究所 配線形成方法
US6518945B1 (en) 1997-07-25 2003-02-11 Aurora Systems, Inc. Replacing defective circuit elements by column and row shifting in a flat-panel display
US6475836B1 (en) * 1999-03-29 2002-11-05 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device and manufacturing method thereof
JP2001281635A (ja) 2000-03-30 2001-10-10 Mitsubishi Electric Corp 液晶表示装置
DE602005016785D1 (de) 2004-03-02 2009-11-05 Du Pont Mehrschichtdekorsicherheitsglas
CN110337687A (zh) 2017-02-10 2019-10-15 L3技术公司 具有双晶体管像素单元的容错lcd显示器

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US4368523A (en) * 1979-12-20 1983-01-11 Tokyo Shibaura Denki Kabushiki Kaisha Liquid crystal display device having redundant pairs of address buses

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60242495A (ja) * 1984-05-17 1985-12-02 セイコーエプソン株式会社 アクテイブマトリツクスパネル
JPS60244996A (ja) * 1984-05-21 1985-12-04 日本電信電話株式会社 アクテイブマトリクス型画像表示装置
JPS61121034A (ja) * 1984-11-16 1986-06-09 Matsushita Electric Ind Co Ltd 薄膜トランジスタアレイ
JPS61243486A (ja) * 1985-04-19 1986-10-29 松下電器産業株式会社 アクテイブマトリクス基板
JPS61243487A (ja) * 1985-04-19 1986-10-29 松下電器産業株式会社 アクテイブマトリクス基板
JPS61243483A (ja) * 1985-04-20 1986-10-29 松下電器産業株式会社 アクテイブマトリクス基板
JPS6244717A (ja) * 1985-08-23 1987-02-26 Hitachi Ltd 表示装置
US6384879B2 (en) 1987-06-10 2002-05-07 Hitachi, Ltd. Liquid crystal display device including thin film transistors having gate electrodes completely covering the semiconductor
US5528396A (en) * 1987-06-10 1996-06-18 Hitachi, Ltd. TFT active matrix liquid crystal display devices with a holding capacitance between the pixel electrode and a scanning signal line
US5532850A (en) * 1987-06-10 1996-07-02 Hitachi, Ltd. TFT active matrix liquid crystal display with gate lines having two layers, the gate electrode connected to the wider layer only
US5708484A (en) * 1987-06-10 1998-01-13 Hitachi, Ltd. TFT active matrix liquid crystal display devices with two layer gate lines, the first being the same level and material as gate electrodes
US5838399A (en) * 1987-06-10 1998-11-17 Hitachi, Ltd. TFT active matrix liquid crystal display devices with two layer gate lines, the first being the same level as gate electrodes.
US6184963B1 (en) 1987-06-10 2001-02-06 Hitachi, Ltd. TFT active matrix LCD devices employing two superposed conductive films having different dimensions for the scanning signal lines
US5331447A (en) * 1987-06-10 1994-07-19 Hitachi, Ltd. TFT active matrix liquid crystal display devices with plural TFTs in parallel per pixel
US6839098B2 (en) 1987-06-10 2005-01-04 Hitachi, Ltd. TFT active matrix liquid crystal display devices
US6992744B2 (en) 1987-06-10 2006-01-31 Hitachi, Ltd. TFT active matrix liquid crystal display devices
US7196762B2 (en) 1987-06-10 2007-03-27 Hitachi, Ltd. TFT active matrix liquid crystal display devices
US7450210B2 (en) 1987-06-10 2008-11-11 Hitachi, Ltd. TFT active matrix liquid crystal display devices
US5610738A (en) * 1990-10-17 1997-03-11 Hitachi, Ltd. Method for making LCD device in which gate insulator of TFT is formed after the pixel electrode but before the video signal line
US5671027A (en) * 1990-10-17 1997-09-23 Hitachi, Ltd. LCD device with TFTs in which pixel electrodes are formed in the same plane as the gate electrodes with anodized oxide films and before the deposition of the silicon gate insulator

Also Published As

Publication number Publication date
GB2115199B (en) 1985-08-07
US4680580A (en) 1987-07-14
GB8304733D0 (en) 1983-03-23
JPS647391B2 (en, 2012) 1989-02-08
GB2115199A (en) 1983-09-01

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