JP4713365B2 - 液晶表示装置、及び電子機器 - Google Patents
液晶表示装置、及び電子機器 Download PDFInfo
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- JP4713365B2 JP4713365B2 JP2006045789A JP2006045789A JP4713365B2 JP 4713365 B2 JP4713365 B2 JP 4713365B2 JP 2006045789 A JP2006045789 A JP 2006045789A JP 2006045789 A JP2006045789 A JP 2006045789A JP 4713365 B2 JP4713365 B2 JP 4713365B2
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Images
Classifications
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- 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
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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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- 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
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- 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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Description
次に、もう一方の基板とを組み合わせ、周縁部をシール用接着剤でシールして液晶セルを形成する。次いで、この液晶セル内に液晶材料を真空注入法により充填した後、注入口を封止する。
第1の基板と、第2の基板と、
前記第1の基板と前記第2の基板との間に配置され、前記第1の基板と前記第2の基板との間隔を保つ柱状のスペーサを複数備えたことを特徴とする半導体装置である。
前記柱状のスペーサの曲率半径Rは、2μm以下、好ましくは1μm以下であることを特徴とする半導体装置である。
また、前記柱状のスペーサは基板全域に形成してもよい。
第1の基板と、第2の基板と、前記第1の基板と前記第2の基板との間に配置された柱状スペーサを複数備えた表示装置と、光学式の検出素子を備えたタッチパネルとを有することを特徴とする半導体装置である。
第1の基板と、第2の基板と、前記第1の基板と前記第2の基板との間に配置された柱状スペーサを複数備えた表示装置と、
感圧式の検出素子を備えたタッチパネルとを有することを特徴とする半導体装置である。
静電容量式の検出素子を備えたタッチパネルとを有することを特徴とする半導体装置である。
基板上にTFTを形成する第1工程と、前記TFTを覆って平坦化膜を形成する第2工程と、
前記平坦化膜を開孔して、前記TFTに接続するとともに画素電極を形成する第3工程と、
前記画素電極上に配向膜を形成する第4工程と、
前記配向膜にラビング処理を施す第5工程と、
前記TFTと前記画素電極とが接続するコンタクト部の上方に絶縁膜でなる柱状スペーサを形成する第6工程と、
を有することを特徴とする半導体装置の作製方法である。
基板上にTFTを形成する第1工程と、
前記TFTを覆って平坦化膜を形成する第2工程と、
前記平坦化膜を開孔して、前記TFTに接続するとともに画素電極を形成する第3工程と、
前記TFTと前記画素電極とが接続するコンタクト部の上に絶縁膜でなる柱状スペーサを形成する第4工程と、
前記画素電極および前記柱状スペーサを覆う配向膜を形成する第5工程と、
前記配向膜にラビング処理を施す第6工程と、
を有することを特徴とする半導体装置の作製方法である。
絶縁膜を形成する工程と、前記絶縁膜をパターニングする工程とによって柱状スペーサを形成することを特徴としている。
Claims (12)
- 画素TFTが設けられた第1の基板と、
前記第1の基板と対向し、前記第1の基板との間に液晶を封入した第2の基板と、
前記第1の基板と前記第2の基板との間隔を保つスペーサと、を有し、
前記スペーサは、樹脂材料でなり、
前記スペーサは、樹脂材料でなる層間絶縁膜を介して、前記画素TFT上に設けられ、
前記スペーサは、高さ方向において、中央部の幅をL1とし、上端部の幅をL2とし、下端部の幅をL3とした場合、L2>L1>L3を満たし、
前記スペーサの上端は曲率半径を有し、
前記スペーサの下端はテーパー部が設けられたことを特徴とする液晶表示装置。 - 画素TFTが設けられた第1の基板と、
前記第1の基板と対向し、前記第1の基板との間に液晶を封入した第2の基板と、
前記第1の基板と前記第2の基板との間隔を保つスペーサと、を有し、
前記スペーサは、樹脂材料でなり、
前記スペーサは、樹脂材料でなる層間絶縁膜を介して、前記画素TFT上に設けられ、
前記スペーサは、高さ方向において、中央部の幅をL1とし、上端部の幅をL2とし、下端部の幅をL3とした場合、L2>L1>L3を満たし、
前記スペーサの上端は2μm以下の曲率半径を有し、
前記スペーサの下端はテーパー部が設けられたことを特徴とする液晶表示装置。 - 画素TFTが設けられた第1の基板と、
前記第1の基板と対向し、前記第1の基板との間に液晶を封入した第2の基板と、
前記第1の基板と前記第2の基板との間隔を保つスペーサと、を有し、
前記スペーサは、樹脂材料でなり、
前記スペーサは、樹脂材料でなる層間絶縁膜を介して、前記画素TFT上に設けられ、
前記スペーサは、高さ方向において、中央部の幅をL1とし、上端部の幅をL2とし、下端部の幅をL3とした場合、L2>L1>L3、及び1≦L2/L1≦2.5を満たし、
前記スペーサの上端は2μm以下の曲率半径を有し、
前記スペーサの下端はテーパー部が設けられたことを特徴とする液晶表示装置。 - 画素TFTが設けられた第1の基板と、
前記第1の基板と対向し、前記第1の基板との間に液晶を封入した第2の基板と、
前記第1の基板と前記第2の基板との間隔を保つスペーサと、を有し、
前記スペーサは、樹脂材料でなり、
前記スペーサは、樹脂材料でなる層間絶縁膜を介して、前記画素TFT上に設けられ、
前記スペーサは、高さ方向において、中央部の幅をL1とし、上端部の幅をL2とし、下端部の幅をL3とした場合、L2>L1>L3、1≦L2/L1≦2.5、及び0.6≦L3/L1≦1.2を満たし、
前記スペーサの上端は2μm以下の曲率半径を有し、
前記スペーサの下端はテーパー部が設けられたことを特徴とする液晶表示装置。 - 請求項1乃至4のいずれか一項において、前記スペーサの径方向の断面形状は、円形、楕円形又は多角形であることを特徴とする液晶表示装置。
- 請求項1乃至5のいずれか一項において、前記樹脂材料でなる層間絶縁膜は、平坦化膜であることを特徴とする液晶表示装置。
- 請求項1乃至6のいずれか一項において、前記樹脂材料でなる層間絶縁膜は、ポリイミド、アクリル、ポリアミド、BCB又はシクロテンであることを特徴とする液晶表示装置。
- 請求項1乃至7のいずれか一項において、前記樹脂材料でなる層間絶縁膜は、カラーフィルタであることを特徴とする液晶表示装置晶表示装置。
- 請求項1乃至8のいずれか一項において、前記スペーサの上に配向膜が設けられていることを特徴とする液晶表示装置。
- 請求項1乃至8のいずれか一項において、前記スペーサの下に配向膜が設けられていることを特徴とする液晶表示装置。
- 請求項1乃至請求項10のいずれか一項に記載の液晶表示装置を表示部に有することを特徴とする電子機器。
- 請求項11において、ビデオカメラ、デジタルカメラ、ヘッドマウントディスプレイ、ウエアラブルディスプレイ、カーナビゲーション、パーソナルコンピュータ、モバイルコンピュータ、携帯電話、または電子書籍のいずれか一である電子機器。
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