JP6185998B2 - 液晶表示装置 - Google Patents
液晶表示装置 Download PDFInfo
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- JP6185998B2 JP6185998B2 JP2015532828A JP2015532828A JP6185998B2 JP 6185998 B2 JP6185998 B2 JP 6185998B2 JP 2015532828 A JP2015532828 A JP 2015532828A JP 2015532828 A JP2015532828 A JP 2015532828A JP 6185998 B2 JP6185998 B2 JP 6185998B2
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- 239000004973 liquid crystal related substance Substances 0.000 title claims description 113
- 230000005684 electric field Effects 0.000 claims description 11
- 239000011159 matrix material Substances 0.000 claims description 5
- 239000010410 layer Substances 0.000 description 56
- 239000004065 semiconductor Substances 0.000 description 35
- 238000000034 method Methods 0.000 description 24
- 239000000758 substrate Substances 0.000 description 22
- 229910007541 Zn O Inorganic materials 0.000 description 18
- 238000010586 diagram Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 230000009977 dual effect Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 239000011701 zinc Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229910021417 amorphous silicon Inorganic materials 0.000 description 4
- 239000011229 interlayer Substances 0.000 description 4
- 239000004988 Nematic liquid crystal Substances 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- CXKCTMHTOKXKQT-UHFFFAOYSA-N cadmium oxide Inorganic materials [Cd]=O CXKCTMHTOKXKQT-UHFFFAOYSA-N 0.000 description 2
- CFEAAQFZALKQPA-UHFFFAOYSA-N cadmium(2+);oxygen(2-) Chemical compound [O-2].[Cd+2] CFEAAQFZALKQPA-UHFFFAOYSA-N 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 206010034972 Photosensitivity reaction Diseases 0.000 description 1
- 229910020923 Sn-O Inorganic materials 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- 229910003077 Ti−O Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000036211 photosensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- 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
- G09G3/3614—Control of polarity reversal in general
-
- 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
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
-
- 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
- G09G3/3618—Control of matrices with row and column drivers with automatic refresh of the display panel using sense/write circuits
-
- 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
- G09G3/3696—Generation of voltages supplied to electrode drivers
-
- 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
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134381—Hybrid switching mode, i.e. for applying an electric field with components parallel and orthogonal to the substrates
-
- 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
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0469—Details of the physics of pixel operation
- G09G2300/0478—Details of the physics of pixel operation related to liquid crystal pixels
- G09G2300/0495—Use of transitions between isotropic and anisotropic phases in liquid crystals, by voltage controlled deformation of the liquid crystal molecules, as opposed to merely changing the orientation of the molecules as in, e.g. twisted-nematic [TN], vertical-aligned [VA], cholesteric, in-plane, or bi-refringent liquid crystals
-
- 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
- G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Geometry (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
Description
Px=27μm、Py=81μm、Wo=19μm、L/S=2.6μm/3.8μm
P型液晶材料:Δε=7.8、Δn=0.103、白表示電圧4.6V、液晶層の厚さ3.4μm
11 基板
12 ゲートメタル層
13 ゲート絶縁層
14 酸化物半導体層
16 ソースメタル層
17 層間絶縁層
22 対向電極(第2電極)
23 誘電体層
24 画素電極(第1電極)
24s 直線部分
25 第1配向膜
30 対向基板(第2基板)
31 基板
32 遮光層
32a 開口部
34 カラーフィルタ層
35 第2配向膜
42 液晶層
100 液晶表示装置
Claims (3)
- 行および列を有するマトリクス状に配列された複数の画素であって、液晶層に横電界を生成させる第1および第2電極をそれぞれが備える複数の画素を有する表示領域と、
前記複数の画素のそれぞれに画素電圧を供給する駆動回路と
を有する液晶表示装置であって、
前記駆動回路は、入力映像信号に応じて決められるフレーム期間に相当する時間間隔をリフレッシュ期間とすると、
第1のリフレッシュ期間内に、前記複数の画素の内の奇数行もしくは偶数行の画素にだけ、または、前記複数の画素の互いに隣接する奇数行と偶数行とを1つの対とする複数の対の奇数対もしくは偶数対の画素にだけ、その画素に保持されている電圧とは逆極性の画素電圧を供給する、第1極性反転リフレッシュ動作と、
前記第1のリフレッシュ期間の後に、前記リフレッシュ期間よりも長い時間間隔を有する休止期間にわたって、前記複数の画素のいずれにも画素電圧を供給しない休止動作と、
前記休止動作の直後の第2のリフレッシュ期間内に、前記第1極性反転リフレッシュ動作によって前記逆極性の画素電圧が供給されなかった偶数行もしくは奇数行、または偶数対もしくは奇数対の画素にだけ、その画素に保持されている電圧とは逆極性の画素電圧を供給する、第2極性反転リフレッシュ動作と
を行うように構成されており、
前記駆動回路は、前記第1のリフレッシュ期間内において、前記第1極性反転リフレッシュ動作に加えて、前記第1極性反転リフレッシュ動作によって前記逆極性の画素電圧が供給されなかった偶数行もしくは奇数行、または偶数対もしくは奇数対の画素にだけ、その画素に保持されている電圧と同極性の画素電圧を供給する、第1極性維持リフレッシュ動作を行うように構成されている、液晶表示装置。 - 前記第1のリフレッシュ期間内において、前記第1極性反転リフレッシュ動作によって前記逆極性の画素電圧が供給されない、偶数行もしくは奇数行、または偶数対もしくは奇数対の画素が保持する電圧の極性は反転しない、請求項1に記載の液晶表示装置。
- 前記複数の画素のそれぞれに画素電圧が供給される時間間隔は、前記休止期間と等しい、請求項1または2に記載の液晶表示装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013173146 | 2013-08-23 | ||
JP2013173146 | 2013-08-23 | ||
PCT/JP2014/071239 WO2015025772A1 (ja) | 2013-08-23 | 2014-08-11 | 液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2015025772A1 JPWO2015025772A1 (ja) | 2017-03-02 |
JP6185998B2 true JP6185998B2 (ja) | 2017-08-23 |
Family
ID=52483548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015532828A Expired - Fee Related JP6185998B2 (ja) | 2013-08-23 | 2014-08-11 | 液晶表示装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20160203780A1 (ja) |
JP (1) | JP6185998B2 (ja) |
CN (1) | CN105474297B (ja) |
TW (1) | TWI582745B (ja) |
WO (1) | WO2015025772A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106462020B (zh) | 2014-04-25 | 2019-08-23 | 夏普株式会社 | 液晶显示装置 |
US20190043438A1 (en) * | 2016-04-20 | 2019-02-07 | Sharp Kabushiki Kaisha | Display device and control method therefor |
US10916218B2 (en) * | 2016-06-30 | 2021-02-09 | Lg Display Co., Ltd. | Organic light emitting diode display |
JP7101532B2 (ja) * | 2018-04-27 | 2022-07-15 | シャープ株式会社 | 表示制御装置、表示装置及び表示制御方法 |
KR102559088B1 (ko) * | 2018-08-07 | 2023-07-24 | 엘지디스플레이 주식회사 | 액정 표시장치와 그 구동방법 |
US11074880B2 (en) | 2018-08-23 | 2021-07-27 | Sitronix Technology Corp. | Display panel driving method for saving power and display panel driving circuit thereof |
CN113299236A (zh) * | 2021-05-24 | 2021-08-24 | 京东方科技集团股份有限公司 | 一种显示面板的驱动方法、装置和显示面板 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0717304B1 (en) * | 1994-06-24 | 2001-09-19 | Hitachi, Ltd. | Active matrix type liquid crystal display device and its driving method |
JPH1090649A (ja) * | 1996-09-18 | 1998-04-10 | Kyocera Corp | 液晶表示装置の駆動方式 |
US7321353B2 (en) * | 2000-04-28 | 2008-01-22 | Sharp Kabushiki Kaisha | Display device method of driving same and electronic device mounting same |
JP3766926B2 (ja) * | 2000-04-28 | 2006-04-19 | シャープ株式会社 | 表示装置の駆動方法およびそれを用いた表示装置ならびに携帯機器 |
JP4137394B2 (ja) * | 2000-10-05 | 2008-08-20 | シャープ株式会社 | 表示装置の駆動方法、それを用いた表示装置、およびその表示装置を搭載した携帯機器 |
JP3730159B2 (ja) * | 2001-01-12 | 2005-12-21 | シャープ株式会社 | 表示装置の駆動方法および表示装置 |
JP2006030831A (ja) * | 2004-07-21 | 2006-02-02 | Sharp Corp | 液晶表示装置およびその駆動方法 |
JP4883524B2 (ja) * | 2006-03-31 | 2012-02-22 | Nltテクノロジー株式会社 | 液晶表示装置、該液晶表示装置に用いられる駆動制御回路及び駆動方法 |
KR101286532B1 (ko) * | 2007-12-28 | 2013-07-16 | 엘지디스플레이 주식회사 | 액정 표시장치와 그 구동방법 |
US8743041B2 (en) * | 2008-10-30 | 2014-06-03 | Sharp Kabushiki Kaisha | Liquid crystal display drive circuit and liquid crystal display device |
KR20220005640A (ko) * | 2010-04-28 | 2022-01-13 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 표시 장치 |
WO2012057044A1 (ja) * | 2010-10-28 | 2012-05-03 | シャープ株式会社 | 表示装置およびその表示方法、ならびに液晶表示装置 |
KR101548891B1 (ko) * | 2010-11-19 | 2015-09-01 | 샤프 가부시키가이샤 | 데이터 전송 회로, 데이터 전송 방법, 표시 장치, 호스트측 장치 및 전자 기기 |
WO2012137756A1 (ja) * | 2011-04-07 | 2012-10-11 | シャープ株式会社 | 表示装置およびその駆動方法 |
JP6047450B2 (ja) * | 2013-06-19 | 2016-12-21 | 株式会社ジャパンディスプレイ | 液晶表示装置 |
-
2014
- 2014-08-11 JP JP2015532828A patent/JP6185998B2/ja not_active Expired - Fee Related
- 2014-08-11 WO PCT/JP2014/071239 patent/WO2015025772A1/ja active Application Filing
- 2014-08-11 US US14/912,638 patent/US20160203780A1/en not_active Abandoned
- 2014-08-11 CN CN201480046477.1A patent/CN105474297B/zh not_active Expired - Fee Related
- 2014-08-19 TW TW103128494A patent/TWI582745B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPWO2015025772A1 (ja) | 2017-03-02 |
CN105474297A (zh) | 2016-04-06 |
TW201513089A (zh) | 2015-04-01 |
CN105474297B (zh) | 2018-04-06 |
US20160203780A1 (en) | 2016-07-14 |
WO2015025772A1 (ja) | 2015-02-26 |
TWI582745B (zh) | 2017-05-11 |
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