JP2021507286A - 電気光学ディスプレイ及びこれを駆動するための方法 - Google Patents
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Abstract
Description
(a)電気泳動粒子、流体及び流体添加剤(例えば米国特許第7002728号及び第7679814号を参照)と、
(b)カプセル、バインダ及びカプセル化処理(例えば米国特許第6922276号及び第7411719号を参照)と、
(c)電気光学材料を含有するフィルム及びサブアセンブリ(例えば米国特許第6982178号及び第7839564号を参照)と、
(d)バックプレーン、接着層及び他の補助層並びにディスプレイにおいて用いられる方法(例えば米国特許第7116318号及び第7535624号を参照)と、
(e)色形成及び色調節(例えば米国特許第7075502号及び第7839564号を参照)と、
(f)ディスプレイを駆動するための方法(前述されたMEDEOD出願を参照)と、
(g)ディスプレイの用途(例えば米国特許第7312784号及び第7312784号を参照)と、
(h)米国特許第6241921号、第6950220号、第7420549号、第8319759号及び第8994705号、並びに米国特許出願公開第2012/0293858号において説明されるような電気泳動でないディスプレイと
を含む。
(a)連続物のそれぞれの電極は、連続物における先行する電極と連続物における後行する電極との両方とは反対の電気光学材料の層の側面上に在り、
(b)連続物のそれぞれの電極は、連続物における先行する電極にオーバーラップする又は隣接して在る第1の端と、連続物における後行する電極にオーバーラップする又は隣接して在る第2の端とを有し、
(c)連続物のそれぞれの電極は、第1及び最後の電極以外は、その電位が電気光学材料の層を通る電流の通路によって制御されるように電気的に絶縁される、
(第2又は「絶縁電極」)ディスプレイを提供する。
(a)ディスプレイの閲覧面を形成する透明な導電性の層(「フロント電極」)
(b)カプセル化された電気泳動媒質の層
(c)積層接着剤の層
(d)基板(典型的にはポリマフィルム)と透明である必要のない導電体とから成り立つ「バックプレーン」
層(a)及び層(d)におけるそれぞれの電極の少なくとも2つの区域は、独立にアドレス指定され得る電気的接触部のために、導電体を曝露するように清潔にされる。最終的に、ディスプレイは、フロント電極及びバックプレーンを、互いに比較して正及び負の電位へ駆動するための、且つ、それぞれの電極内の電位勾配を生み出すための電圧制御手段を備える。
Claims (19)
- 電気光学材料の層と、前記電気光学材料の層の対向する側面上の第1及び第2の電極であって、前記第1の電極は、透光性であり、前記第2の電極は、少なくとも2つの離間した接触部を有する、第1及び第2の電極と、前記2つの離間した接触部の間の電位差を変化させるように配置される電圧制御手段とを備えるディスプレイであって、
前記第2の電極は、
第1の複数の導電性ラインと、
前記第1の導電性ラインにわたって適用される、複数の間隙を備える絶縁材料の層と、
前記絶縁材料の層へ適用される第2の複数の導電性ラインと、
前記第2の複数の導電性ラインと電気的に接触する抵抗性材料の層と
を備え、前記絶縁材料の層は、前記間隙内で、前記第1の複数の導電性ラインにおけるそれぞれの導電性トレースが前記第2の複数の導電性ラインにおける単一の導電性ラインへ電気的に接続され、且つ、前記第2の複数の導電性ラインにおけるそれぞれの導電性ラインが前記第1の複数の導電性ラインにおける単一の導電性ラインへ電気的に接続されるように構成される、ディスプレイ。 - 前記電気光学材料は、回転する2色部材、エレクトロクロミック又はエレクトロウェッティング材料を備える、請求項1に記載のディスプレイ。
- 前記電気光学材料は、流体内に配置され、且つ、電界の影響下で前記流体を通って動くことが可能な、複数の荷電粒子を備える電気泳動材料を備える、請求項1に記載のディスプレイ。
- 前記荷電粒子及び前記流体は、複数のカプセル又はマイクロセル内に閉じ込められる、請求項3に記載のディスプレイ。
- 前記荷電粒子及び前記流体は、ポリマ材料を備える連続相によって囲まれる複数の個別の液滴として存在する、請求項3に記載のディスプレイ。
- 前記第1及び第2の導電性ラインのセットのうちの少なくとも1つは、銀、ニッケル、銅及びカーボンから成るグループから選択された導電性材料を備える、請求項1に記載のディスプレイ。
- 前記抵抗性材料は、ITOで充填されたポリマ、PEDOTで充填されたポリマ及びカーボンのうちの1又は複数を備える、請求項1に記載のディスプレイ。
- 前記第2の複数の導電性ラインの隣接するライン間の総計抵抗が少なくとも1kOhmである、請求項1に記載のディスプレイ。
- 前記第2の複数の導電性ラインの隣接するライン間の総計抵抗が少なくとも10kOhmである、請求項1に記載のディスプレイ。
- 前記第2の複数における前記導電性ラインのそれぞれが、バスバーとして動作するように構成される、請求項1に記載のディスプレイ。
- 電気光学材料の層と、前記電気光学材料の層の対向する側面上の第1及び第2の電極であって、前記第1の電極は、透光性であり、前記第2の電極は、少なくとも2つの離間した接触部を有する、第1及び第2の電極と、前記2つの離間した接触部の間の電位差を変化させるように配置される電圧制御手段とを備えるディスプレイであって、
前記第2の電極は、
複数の導電性ラインと、
前記導電性ラインのそれぞれの端を除いて、前記複数の導電性ラインにわたって適用される絶縁材料の層と、
前記導電性ラインのそれぞれの前記端と電気的に接触する抵抗性材料の層と
を備える、ディスプレイ。 - 前記導電性ラインのそれぞれの前記端と前記抵抗性材料の層との間に複数の導電性区域をさらに備え、
前記複数の導電性ラインにおけるそれぞれの導電性ラインは、単一の導電性区域へ電気的に接続され、且つ、それぞれの導電性区域は単一の導電性ラインへ電気的に接続される、請求項11に記載のディスプレイ。 - 前記複数の導電性ライン及び区域のうちの少なくとも1つは銀を備える、請求項12に記載のディスプレイ。
- 前記抵抗性材料はカーボンを備える、請求項11に記載のディスプレイ。
- 隣接する導電性ラインの前記端の間の総計抵抗が少なくとも1kOhmである、請求項11に記載のディスプレイ。
- 隣接する導電性ラインの前記端の間の総計抵抗が少なくとも10kOhmである、請求項11に記載のディスプレイ。
- 前記導電性ラインの前記端のそれぞれは、バスバーとして動作するように構成される、請求項11に記載のディスプレイ。
- 前記第2の複数の導電性ラインのうちの少なくとも1つへ電圧を印加しながら、前記残りの第2の複数の導電性ラインのうちの少なくとも1つを同時にショート又はフロートさせることを備える、請求項1に記載の電気光学ディスプレイを駆動する方法。
- 前記第1の複数の導電性ラインのうちの少なくとも1つへ電圧を印加しながら、前記残りの第2の複数の導電性ラインのうちの少なくとも1つを同時にショート又はフロートさせることを備える、請求項11に記載の電気光学ディスプレイを駆動する方法。
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JP7177158B2 (ja) | 2022-11-22 |
WO2019126623A1 (en) | 2019-06-27 |
EP3729191B1 (en) | 2023-06-07 |
PL3729191T3 (pl) | 2023-10-09 |
ES2946894T3 (es) | 2023-07-27 |
EP3729191A1 (en) | 2020-10-28 |
KR20200072569A (ko) | 2020-06-22 |
CN111448512A (zh) | 2020-07-24 |
JP2022176351A (ja) | 2022-11-25 |
KR102229050B1 (ko) | 2021-03-16 |
EP3729191A4 (en) | 2021-09-15 |
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CN111448512B (zh) | 2023-07-25 |
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