JP5813690B2 - 座標位置検出装置及び表示入力装置 - Google Patents
座標位置検出装置及び表示入力装置 Download PDFInfo
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- JP5813690B2 JP5813690B2 JP2013080482A JP2013080482A JP5813690B2 JP 5813690 B2 JP5813690 B2 JP 5813690B2 JP 2013080482 A JP2013080482 A JP 2013080482A JP 2013080482 A JP2013080482 A JP 2013080482A JP 5813690 B2 JP5813690 B2 JP 5813690B2
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- frame rate
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- 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
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/324—Power saving characterised by the action undertaken by lowering clock frequency
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- 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
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/325—Power saving in peripheral device
- G06F1/3262—Power saving in digitizer or tablet
-
- 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
- G06F3/0416—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
-
- 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
- G06F3/0416—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
- G06F3/041661—Details of scanning methods, e.g. sampling time, grouping of sub areas or time sharing with display driving using detection at multiple resolutions, e.g. coarse and fine scanning; using detection within a limited area, e.g. object tracking window
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Position Input By Displaying (AREA)
Description
10…タッチパネル
11…静電容量センサ(位置検出部)
12…センサ駆動部(駆動部)
13…タッチ認識処理部
14…制御部
20…表示装置
21…表示部
211…走査面
22…表示駆動部
23…描画情報制御部
Claims (4)
- 走査面におけるタッチ位置の座標を前記走査面のフレーム毎に検出する位置検出部と、
単位時間あたりに前記位置検出部が検出するフレーム数を表すフレームレートの速度で前記位置検出部を駆動する駆動部と、
前記位置検出部が検出した位置情報に基づいて互いに連続するフレーム間のタッチ位置の移動量を取得し、前記フレームレートを、予め定められた複数のフレームレート候補の中から、前記移動量が大きいほど高速に設定し、前記移動量が小さいほど低速に設定する制御部と、を備え、
前記制御部は、前記移動量が第1閾値よりも小さい場合は前記フレームレートを1段階下げ、前記移動量が第2閾値よりも大きい場合は前記フレームレートを1段階上げ、
前記第1閾値及び前記第2閾値は、前記フレームレートの設定値に応じて変更され、1フレーム間の最大の移動量を基準として設定される、座標位置検出装置。 - 走査面におけるタッチ位置の座標を前記走査面のフレーム毎に検出する位置検出部と、
単位時間あたりに前記位置検出部が検出するフレーム数を表すフレームレートの速度で前記位置検出部を駆動する駆動部と、
前記位置検出部が検出した位置情報に基づいて互いに連続するフレーム間のタッチ位置の移動量を取得し、前記フレームレートを、予め定められた複数のフレームレート候補の中から、前記移動量が大きいほど高速に設定し、前記移動量が小さいほど低速に設定する制御部と、を備え、
前記制御部は、前記移動量が第1閾値よりも小さい場合は前記フレームレートを1段階下げ、前記移動量が第2閾値よりも大きい場合は前記フレームレートを1段階上げ、
前記第1閾値及び前記第2閾値は、前記フレームレートの設定値及び前記走査面の解像度に応じて設定される、座標位置検出装置。 - 前記制御部は、タッチ位置が検出されない場合、フレームレートを最低速に設定する、請求項1又は2に記載の座標位置検出装置。
- 表示画面に情報を表示する表示装置と、
前記表示画面上に重ねて配置され、前記表示画面に表示された情報に対応する入力操作を受け付け自在に構成された、請求項1から3のいずれかに記載の座標位置検出装置と、を備える表示入力装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013080482A JP5813690B2 (ja) | 2013-04-08 | 2013-04-08 | 座標位置検出装置及び表示入力装置 |
US14/246,385 US9310928B2 (en) | 2013-04-08 | 2014-04-07 | Coordinate position detecting device and display input device |
CN201410138127.XA CN104102400B (zh) | 2013-04-08 | 2014-04-08 | 坐标位置检测装置和显示输入装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013080482A JP5813690B2 (ja) | 2013-04-08 | 2013-04-08 | 座標位置検出装置及び表示入力装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014203346A JP2014203346A (ja) | 2014-10-27 |
JP5813690B2 true JP5813690B2 (ja) | 2015-11-17 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013080482A Active JP5813690B2 (ja) | 2013-04-08 | 2013-04-08 | 座標位置検出装置及び表示入力装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9310928B2 (ja) |
JP (1) | JP5813690B2 (ja) |
CN (1) | CN104102400B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9672627B1 (en) * | 2013-05-09 | 2017-06-06 | Amazon Technologies, Inc. | Multiple camera based motion tracking |
WO2016035500A1 (ja) * | 2014-09-03 | 2016-03-10 | ソニー株式会社 | 検出機能付き投射型表示装置 |
JP6063431B2 (ja) * | 2014-11-28 | 2017-01-18 | 京セラドキュメントソリューションズ株式会社 | 表示装置及び表示プログラム |
KR101969528B1 (ko) * | 2017-09-29 | 2019-04-16 | 에스케이텔레콤 주식회사 | 터치 디스플레이를 제어하는 장치와 방법 및 터치 디스플레이 시스템 |
JP2019090922A (ja) * | 2017-11-14 | 2019-06-13 | シャープ株式会社 | 表示装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000214999A (ja) * | 1999-01-25 | 2000-08-04 | Matsushita Electric Ind Co Ltd | 表示処理装置 |
US6995748B2 (en) * | 2003-01-07 | 2006-02-07 | Agilent Technologies, Inc. | Apparatus for controlling a screen pointer with a frame rate based on velocity |
JP2006011568A (ja) | 2004-06-23 | 2006-01-12 | Yokogawa Electric Corp | 光学式タッチパネル |
KR20060108932A (ko) * | 2005-04-13 | 2006-10-18 | 삼성전자주식회사 | 감지부를 내장하는 표시 장치 및 그 구동 방법 |
JP4564904B2 (ja) | 2005-08-29 | 2010-10-20 | パイオニア株式会社 | 座標位置検出装置及びその制御方法、制御プログラム |
JP4687404B2 (ja) * | 2005-11-10 | 2011-05-25 | ソニー株式会社 | 画像信号処理装置、撮像装置、および画像信号処理方法 |
KR20080022276A (ko) * | 2006-09-06 | 2008-03-11 | 엘지전자 주식회사 | 영상표시기기의 화면 제어장치 및 방법 |
JP5272886B2 (ja) * | 2009-05-14 | 2013-08-28 | ソニー株式会社 | 動体検出装置と動体検出方法およびコンピュータ・プログラム |
JP5280596B2 (ja) * | 2011-04-15 | 2013-09-04 | シャープ株式会社 | 表示装置、表示装置の駆動方法及び電子機器 |
CN102855011B (zh) * | 2011-06-27 | 2016-01-13 | 比亚迪股份有限公司 | 触摸屏的控制方法、触控装置和移动终端 |
JP2013020526A (ja) * | 2011-07-13 | 2013-01-31 | Nec Casio Mobile Communications Ltd | タッチパネル走査制御装置、携帯端末装置、タッチパネル走査制御方法、プログラム |
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2013
- 2013-04-08 JP JP2013080482A patent/JP5813690B2/ja active Active
-
2014
- 2014-04-07 US US14/246,385 patent/US9310928B2/en not_active Expired - Fee Related
- 2014-04-08 CN CN201410138127.XA patent/CN104102400B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
JP2014203346A (ja) | 2014-10-27 |
US9310928B2 (en) | 2016-04-12 |
US20140300564A1 (en) | 2014-10-09 |
CN104102400A (zh) | 2014-10-15 |
CN104102400B (zh) | 2017-12-19 |
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