JP6309040B2 - マルチタッチ自動スキャニング - Google Patents
マルチタッチ自動スキャニング Download PDFInfo
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- JP6309040B2 JP6309040B2 JP2016080061A JP2016080061A JP6309040B2 JP 6309040 B2 JP6309040 B2 JP 6309040B2 JP 2016080061 A JP2016080061 A JP 2016080061A JP 2016080061 A JP2016080061 A JP 2016080061A JP 6309040 B2 JP6309040 B2 JP 6309040B2
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- 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
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
- G06F3/04166—Details of scanning methods, e.g. sampling time, grouping of sub areas or time sharing with display driving
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- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
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- G06F1/3234—Power saving characterised by the action undertaken
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- G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
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- G06F2203/04104—Multi-touch detection in digitiser, i.e. details about the simultaneous detection of a plurality of touching locations, e.g. multiple fingers or pen and finger
Description
102:マルチタッチパネルプロセッサ
104:周辺装置
106:マルチタッチサブシステム
108:アナログチャンネル
110:チャンネルスキャンロジック
114:ドライバロジック
112:RAM
116:マルチタッチサブシステム出力
118:レベルシフタ及びドライバ段
120:デコーダ
122:マルチタッチパネル行入力
124:マルチタッチパネル
126:画素(ピクセル)
128:ホストプロセッサ
130:ディスプレイ装置
132:プログラム記憶装置
200:容量性マルチタッチパネル
202:ピクセル
204:行
206:列
208:電界線
210:誘電体
214:AC刺激Vstim
300:アナログチャンネル
302:仮想接地電荷増幅器
304:信号ミクサ
306:オフセット補償
308:アナログ/デジタルコンバータ(ADC)
310:パルス列
324:結果
332:整流器
334:減算器
400:オートスキャンロジック
Claims (20)
- センサパネルをスキャンするシステムであって、
前記センサパネル上で事象が検出されずに第1の所定時間が経過した後に、前記システムをオートスキャンモードに設定するように構成されたオートスキャンロジックと、
校正時間の満了により、前記システムをアクティブスキャンモードに周期的に戻し、校正スキャンを開始するように構成された校正タイマーと、を備えるシステム。 - 前記校正タイマーは、前記校正時間の間に事象が検出されないとき、前記システムを前記アクティブスキャンモードに戻すように、さらに構成されている、請求項1に記載のシステム。
- 前記システムが前記オートスキャンモードに設定されたとき、前記校正タイマーをリセットするように構成されている、請求項1に記載のシステム。
- 前記校正スキャンは、高周波数発振器を起動し、システムクロックを起動し、前記センサパネルの前記校正スキャンをプロセッサに実施させることを含む、請求項1に記載のシステム。
- 前記校正スキャンは、前記センサパネルを校正することをさらに含む、請求項4に記載のシステム。
- 前記システムが前記オートスキャンモードにある間に、前記センサパネルのスキャンを周期的に開始させるように構成される探り出しタイマーをさらに備える、請求項1に記載のシステム。
- 前記校正タイマーは、前記探り出しタイマーよりも長い満了時間を有する、請求項6に記載のシステム。
- 割り込みを受けた場合に前記校正タイマーをリセットするように構成されるロジックをさらに備える、請求項1に記載のシステム。
- センサパネルをスキャンする方法であって、
前記センサパネル上で事象が検出されずに第1の所定時間が経過した後に、オートスキャンモードを開始するステップと、
校正タイマーの満了により、アクティブスキャンモードに周期的に戻し、校正スキャンを開始するステップと、を備える方法。 - 前記校正タイマーの係属中に事象が検出されないとき、前記アクティブスキャンモードに戻すステップをさらに備える、請求項9に記載の方法。
- 前記オートスキャンモードが開始されたときに前記校正タイマーをリセットするステップをさらに備える、請求項9に記載の方法。
- 前記校正スキャンは、高周波数発振器を起動し、システムクロックを起動し、前記センサパネルの前記校正スキャンをプロセッサに実施させることを含む、請求項9に記載の方法。
- 前記校正スキャンは、前記センサパネルを校正することをさらに含む、請求項12に記載の方法。
- 探り出しタイマーの満了により、前記システムが前記オートスキャンモードにある間に、前記センサパネルのスキャンを周期的に開始させるステップをさらに備える、請求項9に記載の方法。
- 前記校正タイマーは、前記探り出しタイマーよりも長い満了時間を有する、請求項14に記載の方法。
- 割り込みを受けた場合に前記校正タイマーをリセットするステップをさらに備える、請求項9に記載の方法。
- センサパネルをスキャンする装置であって、
前記センサパネル上で事象が検出されずに第1の所定時間が経過した後に、オートスキャンモードを開始する手段と、
校正タイマーの満了により、アクティブスキャンモードに周期的に戻し、校正スキャンを開始する手段と、を備える装置。 - 前記校正タイマーの係属中に事象が検出されないとき、前記アクティブスキャンモードに戻す手段をさらに備える、請求項17に記載の装置。
- 前記オートスキャンモードが開始されたときに前記校正タイマーをリセットする手段をさらに備える、請求項17に記載の装置。
- 高周波数発振器を起動し、システムクロックを起動し、前記センサパネルの前記校正スキャンをプロセッサに実施させる手段をさらに含む、請求項17に記載の装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/650,040 US8125456B2 (en) | 2007-01-03 | 2007-01-03 | Multi-touch auto scanning |
US11/650,040 | 2007-01-03 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014139335A Division JP5922189B2 (ja) | 2007-01-03 | 2014-07-07 | マルチタッチ自動スキャニング |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016149150A JP2016149150A (ja) | 2016-08-18 |
JP6309040B2 true JP6309040B2 (ja) | 2018-04-11 |
Family
ID=39052585
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009544886A Active JP5786239B2 (ja) | 2007-01-03 | 2007-12-22 | マルチタッチ自動スキャニング |
JP2013077506A Active JP5796250B2 (ja) | 2007-01-03 | 2013-04-03 | マルチタッチ自動スキャニング |
JP2014139335A Active JP5922189B2 (ja) | 2007-01-03 | 2014-07-07 | マルチタッチ自動スキャニング |
JP2016080061A Active JP6309040B2 (ja) | 2007-01-03 | 2016-04-13 | マルチタッチ自動スキャニング |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009544886A Active JP5786239B2 (ja) | 2007-01-03 | 2007-12-22 | マルチタッチ自動スキャニング |
JP2013077506A Active JP5796250B2 (ja) | 2007-01-03 | 2013-04-03 | マルチタッチ自動スキャニング |
JP2014139335A Active JP5922189B2 (ja) | 2007-01-03 | 2014-07-07 | マルチタッチ自動スキャニング |
Country Status (10)
Country | Link |
---|---|
US (6) | US8125456B2 (ja) |
EP (2) | EP3252582B1 (ja) |
JP (4) | JP5786239B2 (ja) |
KR (1) | KR101109346B1 (ja) |
CN (2) | CN101583923B (ja) |
AU (2) | AU2007342148B2 (ja) |
DE (1) | DE202007018133U1 (ja) |
HK (1) | HK1108274A2 (ja) |
TW (2) | TWI347543B (ja) |
WO (1) | WO2008085720A1 (ja) |
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