JP4594200B2 - 干渉変調におけるマルチレベル輝度のためのシステムおよび方法 - Google Patents
干渉変調におけるマルチレベル輝度のためのシステムおよび方法 Download PDFInfo
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- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
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- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
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- G—PHYSICS
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- 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
- G09G3/3433—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 light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices
- G09G3/3466—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 light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices based on interferometric effect
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- 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
- G09G2300/0439—Pixel structures
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- 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
- G09G3/2007—Display of intermediate tones
- G09G3/2011—Display of intermediate tones by amplitude modulation
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- 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
- G09G3/2007—Display of intermediate tones
- G09G3/207—Display of intermediate tones by domain size control
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- 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
- G09G3/2007—Display of intermediate tones
- G09G3/2074—Display of intermediate tones using sub-pixels
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- Y10S385/00—Optical waveguides
- Y10S385/901—Illuminating or display apparatus
Description
Claims (67)
- 下記を具備するディスプレイ装置:
複数の干渉変調器、各干渉変調器は、前記干渉変調器内の静電力を変化させることによりアクチュエートされるように構成される、
異なるサイズの複数のアクティブエリアを有する少なくとも1つの電極を備えた選択された干渉変調器、前記干渉変調器内の前記静電力は、前記選択された干渉変調器内の少なくとも1つの電極のアクティブエリアのサイズにおける変化により少なくとも一部が変化する、
前記選択された干渉変調器の各々は、キャビティを備え、光は前記キャビティと前記少なくとも1つの電極により干渉的に変調される。 - 前記少なくとも1つの電極は、前記ディスプレイ装置の斜視図から実質的に階段状の形状を有する、請求項1のディスプレイ装置。
- 前記少なくとも1つの電極は、前記ディスプレイ装置の斜視図からピラミッド形状を有する、請求項1のディスプレイ素子。
- 前記干渉変調器の少なくとも1つの活性化電圧閾値を変更するためのラッチ電極をさらに具備する、請求項1のディスプレイ装置。
- 前記ラッチ電極は、前記干渉変調器のアクティブエリアの端部に隣接して配置される、請求項4のディスプレイ装置。
- 下記を具備するディスプレイ装置:
光を変調する複数の変調手段、各変調手段は、前記変調手段内の静電力を変化させることによりアクチュエートされるように構成された微小電気機械システム変調手段を備える、
電気を導電する少なくとも1つの手段を備えた変調手段、前記導電手段は、異なるサイズの複数のアクティブエリアを有し、前記変調手段内の静電力は、少なくとも一部分、前記変調手段内の前記少なくとも1つの導電手段の前記アクティブエリアの前記サイズの変化により変化し、各変調手段はキャビティを備え、光は前記キャビティおよび前記少なくとも1つの導電手段により干渉的に変調される。 - 各変調手段は、干渉変調器を具備する、請求項6のディスプレイ装置。
- 前記導電手段は、電極を具備する、請求項6のディスプレイ装置。
- 下記を具備するディスプレイ装置:
複数の反射ディスプレイ素子、前記ディスプレイ素子の各々は下記を有する:
第1の電極;
実質的に非均一な幅を有する第2の電極、前記第2の電極は少なくとも2つのディスプレイ素子にまたがる;および
前記第1の電極と前記第2の電極との間のキャビティ、光は前記キャビティおよび前記第1および第2の電極により干渉的に変調される。 - 前記第1の電極は、第1の方向に沿って延伸し、前記第2の電極は、前記第1の電極に対して垂直である第2の方向に沿って延伸する、請求項9の装置。
- 前記ディスプレイ素子は、前記第2の電極が前記第1の電極に対して非活性化された状態にあるとき第1の光学的性質を有し、前記ディスプレイ素子は、前記第2の電極が前記第1の電極に対して活性化された状態にあるとき第2の光学的性質を有する、請求項9の装置。
- 前記第2の電極は、前記ディスプレイの斜視図から実質的に階段状の形状を有する、請求項9の装置。
- 前記第2の電極は、前記ディスプレイの斜視図からピラミッド形状を有する、請求項9の装置。
- 前記反射ディスプレイ素子の少なくとも1つの活性化電圧閾値を変更するためのラッチ電極をさらに具備する、請求項9の装置。
- 前記ラッチ電極は、前記反射ディスプレイ素子のアクティブエリアの端部に隣接して配置される、請求項14の装置。
- さらに下記を具備する、請求項9の装置:
前記第1の電極および前記第2の電極の少なくとも1つと電気的通信をするプロセッサー、前記プロセッサーは、画像データを処理するように構成される;および
前記プロセッサーと電気的通信をするメモリ装置。 - 前記第1の電極および前記第2の電極の少なくとも1つに少なくとも1つの信号を送信するように構成されたドライバー回路をさらに具備する、請求項16の装置。
- 前記画像データの少なくとも一部を前記ドライバー回路に送信するように構成されたコントローラーをさらに具備する、請求項17の装置。
- 前記画像データを前記プロセッサーに送信するように構成された画像ソースモジュールをさらに具備する、請求項16の装置。
- 前記画像ソースモジュールは、受信機、送信機、およびトランスミッターの少なくとも1つを具備する、請求項19の装置。
- 入力データを受信し、前記入力データを前記プロセッサーに通信するように構成された入力装置をさらに具備する、請求項16の装置。
- 下記を具備するディスプレイ装置:
複数の反射ディスプレイ素子、前記ディスプレイ素子の各々は下記を有する:
電気を導電するための第1の手段;
電気を導電するための第2の手段、前記第2の導電手段は、実質的に非均一な幅を有し、前記第2の導電手段は、少なくとも2つの反射手段にまたがる;および
前記第1および第2の導電手段の間のキャビティ、光は前記キャビティおよび前記第1および第2の導電手段により干渉的に変調される。 - 前記第1の導電手段は、1つの電極を具備する、請求項22のディスプレイ。
- 前記第2の導電手段は、1つの電極を具備する、請求項22のディスプレイ。
- 下記を具備するディスプレイ素子:
非均一な幅を有する第1の電極;および
第2の電極、前記第1の電極の選択された部分は、前記第1の電極および前記第2の電極との間の電圧差を変えることに応答して活性化されるように構成され、前記第1および第2の電極は干渉変調器内に含まれ、それらの間にキャビティを形成し、光は、前記キャビティおよび前記第1および第2の電極により干渉的に変調される。 - 前記第1の電極は、第1の方向に沿って延伸し、前記第2の電極は、前記第1の方向に実質的に垂直である第2の方向に沿って延伸する、請求項25のディスプレイ素子。
- 前記ディスプレイ素子の少なくとも1つの活性化電圧閾値を変更するためのラッチ電極をさらに具備する、請求項25のディスプレイ素子。
- 下記を具備するディスプレイ素子:
電気を導電するための第1の手段、前記第1の導電手段は、非均一な幅を有する;および
電気を導電するための第2の手段、前記第1の導電手段の選択された部分は、前記第1の導電手段および前記第2の導電手段との間の電圧差を変えることに応答して活性化されるように構成され、前記第1および第2の導電手段は干渉変調器内に含まれ、それらの間にキャビティを形成し、光は、前記キャビティおよび前記第1および第2の導電手段により干渉的に変調される。 - 前記第1の導電手段は1つの電極を具備する、請求項28のディスプレイ素子。
- 前記第2の導電手段は、1つの電極を具備する、請求項28のディスプレイ素子。
- 下記を具備する、ディスプレイ素子をアクチュエートする方法:
複数の干渉変調器を供給する、各干渉変調器は、キャビティを備え、前記干渉変調器は、前記干渉変調器内の静電力によりアクチュエートされるように構成される;
複数のアクティブエリアを有する少なくとも1つの電極を供給する、各アクティブエリアは、前記複数の干渉変調器の1つに相当し、前記アクティブエリアの少なくとも2つは互いに異なるサイズを有する;および
前記キャビティおよび前記少なくとも1つの電極により光を干渉的に変調するために前記干渉変調器内の静電力を変化させる。 - 下記を具備する、ディスプレイを動作させる方法:
実質的に非均一な幅を有する第1の電極に電圧を供給する;
前記供給された電圧に応答して複数の反射ディスプレイ素子の選択された反射ディスプレイ素子を活性化する、干渉変調器を含む前記反射ディスプレイ素子は、第2の電極と、前記第1の非均一な幅を有する電極と前記第2の電極との間にキャビティを備えた干渉変調器を含む;および
前記キャビティ、および前記第1および第2の電極により光を干渉的に変調する。 - 前記反射ディスプレイ素子の少なくとも1つの活性化電圧閾値を変更するためにラッチ電極を供給することをさらに具備する、請求項32の方法。
- 前記電極は、前記ディスプレイの斜視図から実質的に階段状の形状を有する、請求項32の方法。
- 前記電極は、前記ディスプレイの斜視図からピラミッド形状を有する、請求項32の方法。
- 下記を具備する、ディスプレイ素子を活性化する方法:
第1の電極と第2の電極の間の電圧差を変化させる、前記第1の電極と前記第2の電極の少なくとも1つは非均一な形状を有し、前記変化された電圧差は、干渉変調器の光学的特性に変化をもたらす;
前記変化された電圧差に応答して前記ディスプレイ素子の小部分を選択的に活性化または非活性化する;および
前記干渉変調器のキャビティおよび前記第1および第2の電極により光を干渉的に変調する、前記干渉変調器のキャビティは前記第1および第2の電極の間にある。 - 前記ディスプレイ素子の前記アクチュエートされた部分をアクチュエートされた状態に維持するためにラッチ電圧を供給することをさらに具備する、請求項36の方法。
- 下記を具備するディスプレイ装置:
実質的に非均一な幅を有する第1の電極;および
前記第1の電極から分離された複数の第2の電極、前記第1および第2の電極の間のキャビティ内の光は、少なくとも一部分、前記電極の少なくとも1つにより干渉的に変調され、前記第2の電極の少なくとも2つは、それぞれ前記第1の電極のエリアにオーバーラップし、前記オーバーラップされたエリアは各々個別の異なるサイズであり、
前記第2の電極は、前記第1および第2の電極の間の静電力に応答して選択的にアクチュエートするように構成され、前記ディスプレイ装置の輝度は前記第2の電極の選択的アクチュエーションに基づいて選択的に調節される。 - 前記静電力を創り出すために前記第1および第2の電極の間の電位差を変えるように構成されたドライバー回路をさらに備え、前記変えることは前記アクチュエーション閾値に一部分基づいている、請求項38のディスプレイ装置。
- 前記ドライバー回路は、共通電圧レベルを、前記第1の電極の異なるサイズのエリアをオーバーラップする前記第2の電極に供給するようにさらに構成される、請求項39のディスプレイ装置。
- 前記ドライバー回路は、ディスクリート電圧レベルを、前記第1の電極の異なるサイズのエリアにオーバーラップする前記第2の電極の各々に供給するようにさらに構成される、請求項39のディスプレイ装置。
- 前記第1の電極は、前記実質的に非均一な幅を形成する1つ以上の非線形エッジを備える、請求項38のディスプレイ装置。
- 前記第1の電極と前記第2の電極との間に、前記第2の電極の各々に接続された鏡をさらに備え、入射光は、前記鏡により少なくとも一部分反射される、請求項38のディスプレイ装置。
- 前記第1の電極の異なるサイズのエリアをオーバーラップする少なくとも2つの電極のアクチュエーション閾値は、それぞれ異なる、請求項38のディスプレイ装置。
- 前記第1の電極の異なるサイズのエリアをオーバーラップする前記少なくとも2つの電極はピクセルを備える、請求項38のディスプレイ装置。
- 前記第1の電極の異なるサイズのエリアをオーバーラップする前記少なくとも2つの電極の各々の個別の輝度レベルは異なる、請求項38のディスプレイ装置。
- 請求項38の複数のディスプレイ装置を備えたディスプレイアレイ。
- 下記を具備する方法:
実質的に非均一な幅を有する第1の電極に電圧を供給する;
前記供給された電圧に応答して、複数の反射ディスプレイ素子の選択された反射ディスプレイ素子をアクチュエートする、前記反射ディスプレイ素子の各々は、第2の電極と、前記非均一な幅を有する電極と前記第2の電極との間にキャビティを備えた干渉変調器を備える;および
前記キャビティの各々に入る光を干渉的に変調する。 - 複数の反射ディスプレイ素子を含むディスプレイ装置の光の輝度は、前記複数の反射ディスプレイ素子の選択的なアクチュエーションに応答して変わる、請求項48の方法。
- 前記電圧を供給することは、前記反射ディスプレイ素子の前記選択された反射ディスプレイ素子をアクチュエートするのに十分な変化する静電力を創り出すために前記第1の電極と前記第2の電極との間の電位差を変えることを備えた、請求項48の方法。
- 前記第1の電極は、前記実質的に非均一な幅を形成する1つ以上の非線形エッジを備えた、請求項48の方法。
- 光を干渉的に変調することは、前記キャビティ内の鏡で入射光を少なくとも一部分反射させることを備え、前記鏡は前記電極の1つに接続される、請求項48の方法。
- 下記を具備するディスプレイ装置:
電気を導くための第1の手段、前記第1の導電手段は少なくとも一部分光に対して透明である;および
電気を導くための複数の第2の手段、前記複数の第2の導電手段は、前記第1および第2の導電手段の間の静電力に応答して第1の位置と第2の位置との間を移動するように構成される;
前記第1の導電手段および前記第2の導電手段の1つ以上は、前記導電手段の1つに接続された鏡に連動して光を変調するように構成される;および
さらに、前記第2の導電手段の一部は、前記第1の導電手段の異なるサイズの一部とオーバーラップし、前記第1の導電手段の前記異なるサイズの一部にオーバーラップする前記第2の導電手段の一部は、実質的に異なる静電力閾値に応答してアクチュエートする。 - 前記第2の導電手段の選択された第2の導電手段をアクチュエートするために前記第1の導電手段と前記第2の導電手段との間の可変電位差を供給するための手段をさらに備えた、請求項53のディスプレイ装置。
- 前記ディスプレイ装置の視認エリアから見た輝度レベルは、前記第2の導電手段のどの部分がアクチュエートされるかに基づいて変わる、請求項54のディスプレイ装置。
- 下記を具備するディスプレイ装置:
干渉変調器の少なくとも1つのアレイ、選択された干渉変調器は、異なるサイズの複数のアクティブエリアを有する少なくとも1つの電極を備え、前記選択された干渉変調器は、前記干渉変調器内の静電力を変えることに依存してアクチュエートする、前記干渉変調器内の前記静電力は、少なくとも一部分、前記選択された干渉変調器内の電極の前記アクティブエリアの前記サイズの変化により変化する、前記干渉変調器の各々はキャビティを備え、前記キャビティ内の光は、少なくとも一部分、前記電極の少なくとも1つにより干渉的に変調される。 - 異なるサイズの前記複数のアクティブエリアを有する前記電極の少なくとも1つは前記ディスプレイ素子の斜視図から実質的に階段状の形状を有する、請求項56のディスプレイ装置。
- 異なるサイズの前記複数のアクティブエリアを有する前記電極の少なくとも1つは、前記ディスプレイ素子の斜視図からピラミッド形状を有する、請求項56のディスプレイ装置。
- 前記干渉変調器の少なくとも1つの活性化電圧閾値を変更するためのラッチ電極をさらに備えた、請求項56のディスプレイ装置。
- 前記ラッチ電極は、前記干渉変調器のアクティブエリアの端部に隣接して配置される、請求項59のディスプレイ装置。
- 異なるサイズの前記複数のアクティブエリアを有する前記電極の少なくとも1つは1つ以上の曲線縁を備えた、請求項56のディスプレイ装置。
- 前記電極の1つから前記キャビティ内に吊り下げられた鏡をさらに備え、入射光は前記鏡によって少なくとも一部分反射される、請求項56のディスプレイ装置。
- 前記干渉変調器の2つ以上の非活性化電圧を実質的に均一にするように構成されたラッチ電極をさらに備えた、請求項1のディスプレイ装置。
- 前記反射ディスプレイ素子の2つ以上の非活性化電圧を実質的に均一にするように構成されたラッチ電極をさらに備えた、請求項9のディスプレイ装置。
- 前記ラッチ電圧を供給することは、前記第2の電極のアクティブエリアに隣接して配置されたラッチ電極に前記ラッチ電圧を供給することを備え、さらに複数の反射ディスプレイ素子の選択された反射ディスプレイ素子を活性化することは、異なる電圧レベルに応答して前記反射ディスプレイ素子の2つ以上を活性化することと、実質的に同じ前記電圧レベルに応答して前記反射ディスプレイ素子の2つ以上を非活性化することを備えた、請求項33の方法。
- 前記実質的に非均一な幅を有する電極に供給された前記電圧は第1のレベルであり、前記方法はさらに下記を具備する請求項33の方法:
第2の電圧レベルを前記反射ディスプレイ素子の2つ以上の前記第2の電極に供給する、複数の反射ディスプレイ素子の前記選択された反射ディスプレイ素子を活性化することは、異なる第2の電圧レベルに応答して前記2つ以上の反射ディスプレイ素子を活性化することと、実質的に前記同じ第2の電圧レベルに応答して前記反射ディスプレイ素子の2つ以上を非活性化することを備える。 - 前記第2の電圧を供給することは、前記2つ以上のディスプレイ素子の各々が前記活性化された状態または非活性化された状態を維持する範囲内に前記第2の電圧レベルを供給することを備えた、請求項66の方法。
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US20080013154A1 (en) | 2008-01-17 |
RU2005129944A (ru) | 2007-04-10 |
CA2520388A1 (en) | 2006-03-27 |
US7787173B2 (en) | 2010-08-31 |
US7302157B2 (en) | 2007-11-27 |
MXPA05010096A (es) | 2006-04-27 |
EP1640773A3 (en) | 2009-07-15 |
US20090135465A1 (en) | 2009-05-28 |
CN1755493B (zh) | 2011-01-12 |
SG121166A1 (en) | 2006-04-26 |
US7492503B2 (en) | 2009-02-17 |
CN1755493A (zh) | 2006-04-05 |
EP1640773A2 (en) | 2006-03-29 |
TW200624863A (en) | 2006-07-16 |
US20060067643A1 (en) | 2006-03-30 |
AU2005205831A1 (en) | 2006-04-13 |
BRPI0504132A (pt) | 2006-05-09 |
KR20060092906A (ko) | 2006-08-23 |
JP2006099103A (ja) | 2006-04-13 |
TWI411813B (zh) | 2013-10-11 |
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