JPH0580011B2 - - Google Patents

Info

Publication number
JPH0580011B2
JPH0580011B2 JP2191608A JP19160890A JPH0580011B2 JP H0580011 B2 JPH0580011 B2 JP H0580011B2 JP 2191608 A JP2191608 A JP 2191608A JP 19160890 A JP19160890 A JP 19160890A JP H0580011 B2 JPH0580011 B2 JP H0580011B2
Authority
JP
Japan
Prior art keywords
signal
touch panel
electrode
current
measuring device
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.)
Expired - Lifetime
Application number
JP2191608A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0354624A (ja
Inventor
Debitsudo Miidozu Aaru
Jei Matsukoi Rojaa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tektronix Japan Ltd
Original Assignee
Sony Tektronix Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US07/383,113 external-priority patent/US4922061A/en
Application filed by Sony Tektronix Corp filed Critical Sony Tektronix Corp
Publication of JPH0354624A publication Critical patent/JPH0354624A/ja
Publication of JPH0580011B2 publication Critical patent/JPH0580011B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Position Input By Displaying (AREA)
JP2191608A 1989-07-20 1990-07-19 タッチパネル・システムの位置測定装置 Granted JPH0354624A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US383113 1989-07-20
US07/383,113 US4922061A (en) 1988-06-13 1989-07-20 Capacitive touch panel system with randomly modulated position measurement signal

Publications (2)

Publication Number Publication Date
JPH0354624A JPH0354624A (ja) 1991-03-08
JPH0580011B2 true JPH0580011B2 (enrdf_load_stackoverflow) 1993-11-05

Family

ID=23511777

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2191608A Granted JPH0354624A (ja) 1989-07-20 1990-07-19 タッチパネル・システムの位置測定装置

Country Status (1)

Country Link
JP (1) JPH0354624A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008009750A (ja) * 2006-06-29 2008-01-17 Casio Comput Co Ltd タッチパネル付き液晶表示素子
CN101458594B (zh) * 2007-12-12 2012-07-18 清华大学 触摸屏及显示装置
TWI500194B (zh) * 2007-12-21 2015-09-11 Hon Hai Prec Ind Co Ltd 觸摸屏、觸摸屏的製備方法及使用該觸摸屏的顯示裝置
EP2317421A2 (en) * 2009-10-30 2011-05-04 Samsung Corning Precision Materials Co., Ltd. Display filter having touch input function

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4698461A (en) * 1986-08-26 1987-10-06 Tektronix, Inc. Touch panel with automatic frequency control

Also Published As

Publication number Publication date
JPH0354624A (ja) 1991-03-08

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