JP2015041318A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2015041318A5 JP2015041318A5 JP2013173052A JP2013173052A JP2015041318A5 JP 2015041318 A5 JP2015041318 A5 JP 2015041318A5 JP 2013173052 A JP2013173052 A JP 2013173052A JP 2013173052 A JP2013173052 A JP 2013173052A JP 2015041318 A5 JP2015041318 A5 JP 2015041318A5
- Authority
- JP
- Japan
- Prior art keywords
- detection
- drive
- line
- loop
- lines
- 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
Links
- 238000001514 detection method Methods 0.000 claims 38
- 238000005513 bias potential Methods 0.000 claims 2
Claims (4)
ＸＹ座標軸の一方に沿って複数平行に配置される駆動線と、
ＸＹ座標軸の他方に沿って複数平行に配置される検出線と、
前記駆動線の一端に接続され駆動線に所定の駆動電圧を入力することで駆動線を駆動する駆動回路と、
前記検出線の一端に接続され検出線からの信号を検出し、指示体の指示位置座標を算出する検出回路と、
複数の駆動線の他端に接続され選択的に２本の駆動線が開放からループ状の駆動線となるように接続されるダイオードと駆動線を所定バイアス電位にする駆動線バイアス手段とを用いて構成される駆動線ループ手段と、ループ状の駆動線に電流が流れるように駆動回路に接続する駆動線接続手段と、を含む駆動線選択部と、
複数の検出線の他端に接続され選択的に２本の検出線が開放からループ状の検出線となるように接続されるダイオードと検出線を所定バイアス電位にする検出線バイアス手段とを用いて構成される検出線ループ手段と、ループ状の検出線に流れる電流又は電位差を検出するように検出回路に接続する検出線接続手段と、を含む検出線選択部と、
所定の駆動線及び検出線を駆動回路及び検出回路にそれぞれ順次接続するように駆動線選択部及び検出線選択部をそれぞれ制御すると共に、電磁誘導方式で指示体を検出する際にはループ状の駆動線及びループ状の検出線となるように駆動線バイアス手段及び駆動線選択部並びに検出線バイアス手段及び検出線選択部を制御し、静電容量方式で指示体を検出する際には開放状態の駆動線及び開放状態の検出線となるように、又はループ状態の駆動線及び開放状態の検出線となるように駆動線バイアス手段及び駆動線選択部並びに検出線バイアス手段及び検出線選択部を制御する、制御部と、
を具備することを特徴とする座標検出装置。 A coordinate detection device for detecting a pointing position coordinate of a pointer, the coordinate detection device,
A plurality of drive lines arranged in parallel along one of the XY coordinate axes;
A plurality of detection lines arranged in parallel along the other of the XY coordinate axes;
A drive circuit connected to one end of the drive line and driving the drive line by inputting a predetermined drive voltage to the drive line;
A detection circuit connected to one end of the detection line for detecting a signal from the detection line and calculating the pointing position coordinates of the pointer;
A diode connected to the other end of the plurality of drive lines and selectively connected so that the two drive lines become open-loop drive lines and drive line biasing means for setting the drive lines to a predetermined bias potential are used. A drive line selection unit including a drive line loop unit configured as described above, and a drive line connection unit configured to connect to a drive circuit so that a current flows through the loop-shaped drive line,
A diode connected to the other end of the plurality of detection lines and selectively connected so that the two detection lines become open loop detection lines and detection line bias means for setting the detection lines to a predetermined bias potential are used. A detection line selection unit including a detection line loop unit configured to detect a current or a potential difference flowing in the loop-shaped detection line, and a detection line connection unit connected to the detection circuit.
The drive line selection unit and the detection line selection unit are controlled so that predetermined drive lines and detection lines are sequentially connected to the drive circuit and the detection circuit, respectively. Control the drive line bias means and drive line selection unit and the detection line bias means and detection line selection unit so that the drive line and the loop detection line become a detection line. The drive line bias means, the drive line selection section , the detection line bias means, and the detection line selection section are arranged so that the drive line and the detection line in the open state or the drive line in the loop state and the detection line in the open state are detected. A control unit to control,
A coordinate detection apparatus comprising:
前記検出線選択部の検出線ループ手段は、所定の間隔を空けて奇数番目と偶数番目の検出線の間にダイオードを接続することでループ状の検出線となるように機能する、
ことを特徴とする座標検出装置。 2. The coordinate detection apparatus according to claim 1, wherein the drive line loop means of the drive line selection unit connects the diodes between the odd-numbered drive lines and the even-numbered drive lines with a predetermined interval therebetween, thereby driving in a loop form. Function as a line,
The detection line loop means of the detection line selection unit functions to become a loop-like detection line by connecting a diode between the odd-numbered and even-numbered detection lines with a predetermined interval between them.
A coordinate detection apparatus characterized by that.
前記駆動線及び／又は検出線は、シート基材に配設され、
前記駆動線ループ手段及び／又は検出線ループ手段は、シート基材に設置される、
ことを特徴とする座標検出装置。 The coordinate detection device according to any one of claims 1 to 3 , further comprising a sheet base material,
The drive line and / or the detection line are disposed on a sheet base material,
The drive line loop means and / or the detection line loop means are installed on a sheet base material.
A coordinate detection apparatus characterized by that.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013173052A JP6154696B2 (en) | 2013-08-23 | 2013-08-23 | Coordinate detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013173052A JP6154696B2 (en) | 2013-08-23 | 2013-08-23 | Coordinate detection device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015041318A JP2015041318A (en) | 2015-03-02 |
| JP2015041318A5 true JP2015041318A5 (en) | 2016-10-06 |
| JP6154696B2 JP6154696B2 (en) | 2017-06-28 |
Family
ID=52695426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013173052A Expired - Fee Related JP6154696B2 (en) | 2013-08-23 | 2013-08-23 | Coordinate detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6154696B2 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6605292B2 (en) * | 2015-10-16 | 2019-11-13 | 株式会社ジャパンディスプレイ | Display device |
| CN105630248B (en) * | 2016-02-23 | 2018-03-30 | 深圳市华鼎星科技有限公司 | A kind of Variable Array difunctional touch-control sensor, control detecting system, touch module and touch control display apparatus |
| JP6606024B2 (en) | 2016-06-28 | 2019-11-13 | ルネサスエレクトロニクス株式会社 | Semiconductor device and position detection device |
| JP6660846B2 (en) * | 2016-08-01 | 2020-03-11 | 株式会社ジャパンディスプレイ | Input detection device and electronic device |
| US10444916B2 (en) * | 2017-03-10 | 2019-10-15 | Cypress Semiconductor Corporation | Combined inductive sensing and capacitive sensing |
| JP6902423B2 (en) | 2017-07-31 | 2021-07-14 | シャープ株式会社 | Written input system, board and identifier |
| JP7079838B2 (en) * | 2018-02-13 | 2022-06-02 | 株式会社ワコム | Position detection device, and position detection method based on electromagnetic induction coupling and electrostatic coupling |
| JP2020149543A (en) | 2019-03-15 | 2020-09-17 | シャープ株式会社 | Touch input system |
| CN113358014B (en) * | 2020-03-06 | 2023-02-24 | 深圳普赢创新科技股份有限公司 | Electromagnetic induction type coordinate positioning device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06348392A (en) * | 1993-06-10 | 1994-12-22 | Seiko Epson Corp | Tablet |
| JP4787087B2 (en) * | 2006-03-23 | 2011-10-05 | 株式会社ワコム | Position detection apparatus and information processing apparatus |
| DE602007007765D1 (en) * | 2007-08-21 | 2010-08-26 | Wacom Co Ltd | Information processing apparatus, operation input method and computer program |
| JP5427070B2 (en) * | 2010-03-05 | 2014-02-26 | 株式会社ワコム | Position detection device |
| TWI442301B (en) * | 2011-09-23 | 2014-06-21 | A dual mode tablet and the method of the signal detect and the switch mode | |
| KR101516059B1 (en) * | 2012-12-26 | 2015-05-04 | 삼성전기주식회사 | Touch screen and method for driving the same |
-
2013
- 2013-08-23 JP JP2013173052A patent/JP6154696B2/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2015041318A5 (en) | ||
| CA2868149C (en) | Ethylene sensor | |
| AR110222A2 (en) | SYSTEM AND TOOL TO CONTROL WEAR PARTS IN WORK EQUIPMENT IN SOILS | |
| WO2016073332A3 (en) | System and method of active torch marker control | |
| WO2016191364A8 (en) | Methods and systems for controlling a concentric tube probe | |
| JP2015114704A5 (en) | ||
| GB2550708A8 (en) | Display panel having touch function and fault detection method | |
| RU2015134157A (en) | METHOD FOR TACTICAL EFFECT IN PORTABLE TERMINAL, MACHINE-READABLE CARRIER AND PORTABLE TERMINAL | |
| JP2016507098A5 (en) | ||
| EP2515212A3 (en) | Touch screen system and method of driving the same | |
| EP2801889A3 (en) | Flexible device and method for detecting the shape of the flexible device | |
| JP6154696B2 (en) | Coordinate detection device | |
| WO2015025169A3 (en) | Measurement device, measurement system, canister and measurement method | |
| WO2016124584A3 (en) | A toy system comprising toy elements that are detectable by a computing device | |
| EP2908309A3 (en) | Image display device | |
| WO2015102974A8 (en) | Angle-based hover input method | |
| WO2017050040A1 (en) | Capacitive sensor, sensing device, sensing system, and electronic device | |
| ATE504030T1 (en) | FUNCTIONAL TEST METHOD FOR AN INDEPENDENTLY MOVABLE DEVICE AND TEST FILM THEREOF | |
| WO2014108771A3 (en) | Controlling a lighting system based on detecting motion | |
| EP2818988A3 (en) | Electronic device and touch sensing method thereof | |
| MX2020006161A (en) | Driving assistance method and driving assistance device. | |
| CN104174092B (en) | Infusion monitoring instrument and construction method thereof | |
| GB201108508D0 (en) | Workpiece assembly state detection apparatus | |
| EP2851780A3 (en) | Electronic device | |
| CN203785615U (en) | Sensor device |