JP2015127951A - タッチパネル - Google Patents
タッチパネル Download PDFInfo
- Publication number
- JP2015127951A JP2015127951A JP2014236631A JP2014236631A JP2015127951A JP 2015127951 A JP2015127951 A JP 2015127951A JP 2014236631 A JP2014236631 A JP 2014236631A JP 2014236631 A JP2014236631 A JP 2014236631A JP 2015127951 A JP2015127951 A JP 2015127951A
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- layer
- transistor
- oxide semiconductor
- touch panel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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Abstract
【解決手段】可撓性を有する第1の基板と、第1の基板上に第1の絶縁層と、第1の絶縁層上に、トランジスタおよび発光素子と、発光素子上にカラーフィルタと、カラーフィルタ上に一対のセンサ電極と、センサ電極上に、第2の絶縁層と、第2の絶縁層上に、可撓性を有する第2の基板と、第2の基板上に、保護層と、を備えるタッチパネルとする。また発光素子とカラーフィルタとの間に第1の接着層を有し、第1の基板および第2の基板の厚さが1μm以上200μm以下であり、第1の接着層の厚さが、50nm以上10μm以下の領域を有する。
【選択図】図2
Description
本実施の形態では、本発明の一態様のタッチパネルの構成例について、図面を参照して説明する。
図1(A)は、以下で例示するタッチパネル100の斜視概略図である。
図2(A)には、図1(A)中に示した切断線A1−A2、B1−B2、C1−C2、およびD1−D2における断面構成の一例を示している。図2(A)では、表示部111の例として、表示部111に含まれる1画素分の断面を示している。
以下では、上記とは一部の構成が異なるタッチパネルの構成について説明する。なお、上記と重複する部分については説明を省略し、主な相違点についてのみ説明する。
本実施の形態では、本発明の一態様のタッチパネルの駆動方法の例について、図面を参照して説明する。
図8(A)は、相互容量方式のタッチセンサの構成を示すブロック図である。図8(A)では、パルス電圧出力回路501、電流検出回路502を示している。なお図8(A)では、パルス電圧が与えられる電極121、電流の変化を検知する電極122をそれぞれ、X1−X6、Y1−Y6のそれぞれ6本の配線として示している。また図8(A)は、電極121および電極122が重畳することで形成される容量503を図示している。なお、電極121と電極122とはその機能を互いに置き換えてもよい。
図10(A)は、一例として表示装置の構成を示すブロック図である。図10(A)ではゲート駆動回路GD、ソース駆動回路SD、画素pixを示している。なお図10(A)では、ゲート駆動回路GDに電気的に接続されるゲート線x_1乃至x_m(mは自然数)、ソース駆動回路SDに電気的に接続されるソース線y_1乃至y_n(nは自然数)に対応して、画素pixではそれぞれに(1,1)乃至(n,m)の符号を付している。
図11(A)乃至(D)は、一例として図8(A)、(B)で説明したタッチセンサと、図10(A)、(B)で説明した表示装置とを1sec.(1秒間)駆動する場合に、連続するフレーム期間の動作について説明する図である。なお図11(A)では、表示装置の1フレーム期間を16.7ms(フレーム周波数:60Hz)、タッチセンサの1フレーム期間を16.7ms(フレーム周波数:60Hz)とした場合について示している。
本実施の形態では、本発明の一態様のタッチパネルの構成と、駆動方法の一例について、図面を参照して説明する。
図13は、以下で例示するタッチパネルの構成例を示すブロック図である。図13に示すように、タッチパネル80は表示装置800、制御回路810、カウンタ回路820、タッチセンサ850を有する。
図14(A)は、画素PIXの構成例を示す回路図である。画素PIXはトランジスタTR1、トランジスタTR2、発光素子EL、容量素子CAPを有する。
以下、図15に示すタイミングチャートを用いて、動画表示を行う第1のモードと、静止画表示を行う第2のモードによる表示を行うタッチパネル80の動作を説明する。図15には、垂直同期信号(Vsync)、およびソースドライバ803からソース線L_Yに出力されるデータ信号(Vdata)の信号波形を示す。
本実施の形態では、上述したタッチパネル等の部材表面に保護膜などをエアロゾルデポジション法により成膜する例を以下に示す。
本実施の形態では、本発明の一態様のタッチパネルを適用して作製できる電子機器について、図17及び図18を用いて説明する。
本実施の形態では、本発明の一態様の表示パネルに適用可能な半導体装置の半導体層に好適に用いることのできる酸化物半導体について説明する。
52 流量計
53 チャンバー
54 排気装置
55 排気装置
56 ノズル
57 ノズル口
58 駆動装置
59 ステージ
60 基板
61 角度調節手段
62 振動機
63 原料容器
80 タッチパネル
100 タッチパネル
101 基板
102 基板
110 表示装置
111 表示部
112 駆動回路
114 IC
120 タッチセンサ
121 電極
122 電極
123 誘電層
125 絶縁層
131 配線
132 配線
140 FPC
141 FPC
142 FPC
143 FPC
144 配線
151 接着層
152 接着層
153 接着層
155 接続端子
156 接続端子
157 接続層
158 接続層
161 トランジスタ
162 トランジスタ
163 トランジスタ
164 トランジスタ
165 導電性粒子
166 導電層
171 絶縁層
172 絶縁層
173 絶縁層
175 絶縁層
176 絶縁層
178 保護層
180 発光素子
181 電極
182 EL層
183 電極
184 カラーフィルタ
185 ブラックマトリクス
191 接着層
192 接着層
310 携帯情報端末
312 表示パネル
313 ヒンジ
315 筐体
320 携帯情報端末
322 表示部
325 非表示部
330 携帯情報端末
333 表示部
335 筐体
336 筐体
337 情報
339 操作ボタン
340 携帯情報端末
345 携帯情報端末
351 筐体
355 情報
356 情報
357 情報
358 表示部
501 パルス電圧出力回路
502 電流検出回路
503 容量
511 トランジスタ
512 トランジスタ
513 トランジスタ
800 表示装置
801 表示部
802 ゲートドライバ
803 ソースドライバ
804 D−A変換回路
810 制御回路
811 検出部
820 カウンタ回路
850 タッチセンサ
5100 ペレット
5120 基板
5161 領域
7100 携帯情報端末
7101 筐体
7102 表示部
7103 バンド
7104 バックル
7105 操作ボタン
7106 入出力端子
7107 アイコン
7300 表示装置
7301 筐体
7302 表示部
7303 操作ボタン
7304 部材
7305 制御部
7400 携帯電話機
7401 筐体
7402 表示部
7403 操作ボタン
7404 外部接続ポート
7405 スピーカ
7406 マイク
Claims (8)
- 可撓性を有する第1の基板と、
前記第1の基板上に第1の絶縁層と、
前記第1の絶縁層上に、トランジスタおよび発光素子と、
前記発光素子上にカラーフィルタと、
前記カラーフィルタ上に一対のセンサ電極と、
前記センサ電極上に、第2の絶縁層と、
前記第2の絶縁層上に、可撓性を有する第2の基板と、
前記第2の基板上に、保護層と、を備え、
前記発光素子と前記カラーフィルタとの間に第1の接着層を有し、
前記第1の基板および前記第2の基板の厚さが1μm以上200μm以下であり、
前記第1の接着層の厚さが、50nm以上10μm以下の領域を有する、
タッチパネル。 - 前記第1の絶縁層上に第1の導電膜が設けられ、
前記センサ電極のいずれか一方と、前記第1の導電膜とが、導電性の接続体を介して電気的に接続される、
請求項1に記載の、タッチパネル。 - 可撓性を有する第1の基板と、
前記第1の基板上に一対のセンサ電極と、
前記センサ電極上に、第1の絶縁層と、
前記第1の絶縁層上に、トランジスタおよび発光素子と、
前記発光素子よりも下に、カラーフィルタと、
前記発光素子上に、第2の絶縁層と、
前記第2の絶縁層上に、可撓性を有する第2の基板と、
前記第1の基板よりも下に、保護層と、を備え、
前記発光素子と前記第2の絶縁層との間に第1の接着層を有し、
前記第1の基板および前記第2の基板の厚さが1μm以上200μm以下であり、
前記第1の接着層の厚さが、50nm以上10μm以下の領域を有する、
タッチパネル。 - 前記トランジスタのチャネルが形成される半導体層に、酸化物半導体を有する、
請求項1乃至請求項3のいずれか一に記載の、タッチパネル。 - 前記トランジスタのチャネルが形成される半導体層に、多結晶シリコンを有する、
請求項1乃至請求項3のいずれか一に記載の、タッチパネル。 - 前記保護層は、酸化アルミニウム、または酸化イットリウムを含む、
請求項1乃至請求項5のいずれか一に記載の、タッチパネル。 - 前記第1の絶縁層と前記第1の基板との間に第2の接着層を有し、
前記第2の接着層の厚さが、50nm以上10μm以下である、
請求項1乃至請求項6のいずれか一に記載の、タッチパネル。 - 前記第2の絶縁層と前記第2の基板との間に第3の接着層を有し、
前記第3の接着層の厚さが、50nm以上10μm以下である、
請求項1乃至請求項7のいずれか一に記載の、タッチパネル。
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JP2018073407A (ja) * | 2016-10-21 | 2018-05-10 | 株式会社半導体エネルギー研究所 | 表示装置、電子機器、及びそれらの動作方法 |
WO2018154887A1 (ja) * | 2017-02-22 | 2018-08-30 | 株式会社半導体エネルギー研究所 | 表示装置 |
KR20230075490A (ko) | 2020-10-02 | 2023-05-31 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 표시 장치, 표시 모듈, 및 전자 기기 |
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US9269914B2 (en) * | 2013-08-01 | 2016-02-23 | Semiconductor Energy Laboratory Co., Ltd. | Light-emitting device, electronic device, and lighting device |
US9229481B2 (en) | 2013-12-20 | 2016-01-05 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
CN106030451B (zh) | 2014-02-28 | 2021-03-12 | 株式会社半导体能源研究所 | 电子设备 |
WO2015132694A1 (en) | 2014-03-07 | 2015-09-11 | Semiconductor Energy Laboratory Co., Ltd. | Touch sensor, touch panel, and manufacturing method of touch panel |
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KR20220038658A (ko) | 2022-03-29 |
JP7084510B2 (ja) | 2022-06-14 |
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