JP5442754B2 - アクティブマトリクス基板、液晶パネル、液晶表示装置、液晶表示ユニット、テレビジョン受像機 - Google Patents
アクティブマトリクス基板、液晶パネル、液晶表示装置、液晶表示ユニット、テレビジョン受像機 Download PDFInfo
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- 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
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- 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 potential barriers; including integrated passive circuit elements having potential barriers 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 potential barriers; including integrated passive circuit elements having potential barriers 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
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- 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 potential barriers; including integrated passive circuit elements having potential barriers 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 potential barriers; including integrated passive circuit elements having potential barriers 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 potential barriers; including integrated passive circuit elements having potential barriers 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
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- 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
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- G09G2300/0447—Pixel structures with several sub-pixels for the same colour in a pixel, not specifically used to display gradations for multi-domain technique to improve the viewing angle in a liquid crystal display, such as multi-vertical alignment [MVA]
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- 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
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
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- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Geometry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Description
図1は本液晶パネル5aの一部を示す等価回路図である。液晶パネル5aでは、各画素に複数の画素電極が設けられ、各データ信号線の延伸方向を列方向として、1つの画素列に対応して2本のデータ信号線が設けられ、上記画素列に含まれる画素の1つの画素電極が、走査信号線に接続されたトランジスタを介して上記2本のデータ信号線の一方に接続され、該画素の別の画素電極が、別の走査信号線に接続されたトランジスタを介して上記2本のデータ信号線の他方に接続され、上記画素列の隣接する2つの画素について、その一方に含まれる画素電極の1つと他方に含まれる画素電極の1つとが、それぞれトランジスタを介して同一の走査信号線に接続されている。また、各画素には、2つの画素電極が行方向に沿って並べられ、同一の画素列に属し、それぞれがトランジスタを介して同一の走査信号線に接続する2つの画素電極が、互いに斜め向かいに配されている。
図17は本液晶パネル5bの一部を示す等価回路図である。液晶パネル5bでは、各画素に、2つの画素電極が列方向に沿って並べられ、同一の画素列に属し、それぞれがトランジスタを介して同一の走査信号線に接続する2つの画素電極が隣接している。これ以外は図1と同様である。
12a〜12h・12A〜12H トランジスタ
17a〜17h・17A〜17H 画素電極
Sx・Sy・SX・SY データ信号線
Gn〜G(n+6) 走査信号線
Csn〜Cs(n+2) 保持容量配線
22 ゲート絶縁膜
24 半導体層
25 無機層間絶縁膜
26 有機層間絶縁膜
84 液晶表示ユニット
101〜108 画素
601 テレビジョン受像機
800 液晶表示装置
Claims (20)
- 複数のデータ信号線と複数の走査信号線とを備え、
各画素領域に複数の画素電極が設けられ、各データ信号線の延伸方向を列方向として、1つの画素領域列に対応して2本のデータ信号線が設けられ、
上記画素領域列に含まれる画素領域の1つの画素電極が、走査信号線に接続されたトランジスタを介して上記2本のデータ信号線の一方に接続され、該画素領域の別の画素電極が、別の走査信号線に接続されたトランジスタを介して上記2本のデータ信号線の他方に接続され、
上記画素領域列の隣接する2つの画素領域について、その一方に含まれる画素電極の1つと他方に含まれる画素電極の1つとが、それぞれトランジスタを介して同一の走査信号線に接続され、
各画素領域には、2つの画素電極が行方向に沿って並べられ、
同一の画素領域列に属し、それぞれがトランジスタを介して同一の走査信号線に接続する2つの画素電極が、互いに斜め向かいに配されていることを特徴とするアクティブマトリクス基板。 - 複数のデータ信号線と複数の走査信号線とを備え、
各画素領域に複数の画素電極が設けられ、各データ信号線の延伸方向を列方向として、1つの画素領域列に対応して2本のデータ信号線が設けられ、
上記画素領域列に含まれる画素領域の1つの画素電極が、走査信号線に接続されたトランジスタを介して上記2本のデータ信号線の一方に接続され、該画素領域の別の画素電極が、別の走査信号線に接続されたトランジスタを介して上記2本のデータ信号線の他方に接続され、
上記画素領域列の隣接する2つの画素領域について、その一方に含まれる画素電極の1つと他方に含まれる画素電極の1つとが、それぞれトランジスタを介して同一の走査信号線に接続され、
各画素領域には、2つの画素電極が列方向に沿って並べられ、
同一の画素領域列に属し、それぞれがトランジスタを介して同一の走査信号線に接続する2つの画素電極が、別の1つの画素電極を挟むように配されていることを特徴とするアクティブマトリクス基板。 - 同一の画素領域行に属し、それぞれがトランジスタを介して同一の走査信号線に接続する2つの画素電極が、互いに斜め向かいに配されていることを特徴とする請求項2記載のアクティブマトリクス基板。
- 上記2つの画素電極の間隙と重なるように列方向に延伸する保持容量配線が、各データ信号線と同層に形成されていることを特徴とする請求項1記載のアクティブマトリクス基板。
- 請求項1〜4のいずれか1項に記載のアクティブマトリクス基板を備えることを特徴とする液晶パネル。
- 請求項1〜4のいずれか1項に記載のアクティブマトリクス基板を備えることを特徴とする液晶表示装置。
- 走査信号線を2本ずつ順次選択していくことを特徴とする請求項6記載の液晶表示装置。
- 一水平走査期間には、走査信号線が2本同時選択される2本選択期間と、該2本選択期間に続き、走査信号線が1本のみ選択される1本選択期間とが含まれることを特徴とする請求項7記載の液晶表示装置。
- 中間調表示時には、2本選択期間に相対的に低階調のデータ信号が各データ信号線に供給され、1本選択期間に相対的に高階調のデータ信号が各データ信号線に供給されることを特徴とする請求項8記載の液晶表示装置。
- 中間調表示時には、2本選択期間に相対的に高階調のデータ信号が各データ信号線に供給され、1本選択期間に相対的に低階調のデータ信号が各データ信号線に供給されることを特徴とする請求項8記載の液晶表示装置。
- 1本選択期間に選択される走査信号線にトランジスタを介して接続される画素電極は、1本選択期間に選択されない走査信号線にトランジスタを介して接続される画素電極よりも面積が大きいことを特徴とする請求項10記載の液晶表示装置。
- 1つの画素領域列に対応する2本のデータ信号線に、逆極性のデータ信号が供給されることを特徴とする請求項6記載の液晶表示装置。
- 各データ信号線には、一水平走査期間ごとに極性が反転するデータ信号が供給されることを特徴とする請求項6記載の液晶表示装置。
- 各データ信号線には、一垂直走査期間ごとに極性が反転するデータ信号が供給されることを特徴とする請求項6記載の液晶表示装置。
- それぞれが異なる画素領域列に対応し、互いに隣り合うデータ信号線に、逆極性のデータ信号が供給されることを特徴とする請求項6記載の液晶表示装置。
- それぞれが異なる画素領域列に対応し、互いに隣り合うデータ信号線に、同極性のデータ信号が供給されることを特徴とする請求項6記載の液晶表示装置。
- シフトレジスタを含む走査信号線駆動回路を備え、
同時選択される各走査信号線に供給される走査信号が、上記シフトレジスタの同一段の出力を用いて生成されていることを特徴とする請求項8記載の液晶表示装置。 - 1本選択期間に選択される走査信号線に接続するトランジスタのチャネルサイズは、1本選択期間に選択されない走査信号線に接続するトランジスタのそれよりも小さいことを特徴とする請求項8記載の液晶表示装置。
- 請求項5記載の液晶パネルとドライバとを備えることを特徴とする液晶表示ユニット。
- 請求項6〜18のいずれか1項に記載の液晶表示装置と、テレビジョン放送を受信するチューナー部とを備えることを特徴とするテレビジョン受像機。
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US9659534B2 (en) * | 2014-12-29 | 2017-05-23 | Amazon Technologies, Inc. | Reducing visual artifacts and reducing power consumption in electrowetting displays |
JP6615986B2 (ja) * | 2016-03-30 | 2019-12-04 | シャープ株式会社 | アクティブ基板及び撮像装置 |
CN205485204U (zh) * | 2016-04-15 | 2016-08-17 | 京东方科技集团股份有限公司 | 显示基板及液晶显示装置 |
CN106549023B (zh) * | 2017-01-13 | 2019-08-27 | 上海天马微电子有限公司 | 一种阵列基板、显示面板及显示装置 |
WO2019012583A1 (ja) * | 2017-07-10 | 2019-01-17 | シャープ株式会社 | Elデバイス、elデバイスの製造方法、及びelデバイスの製造装置 |
CN109240012A (zh) * | 2018-11-19 | 2019-01-18 | 京东方科技集团股份有限公司 | 阵列基板、显示面板和显示装置 |
CN111856826A (zh) * | 2019-04-25 | 2020-10-30 | 堺显示器制品株式会社 | 液晶显示装置 |
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