TWI380207B - - Google Patents

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Publication number
TWI380207B
TWI380207B TW98100727A TW98100727A TWI380207B TW I380207 B TWI380207 B TW I380207B TW 98100727 A TW98100727 A TW 98100727A TW 98100727 A TW98100727 A TW 98100727A TW I380207 B TWI380207 B TW I380207B
Authority
TW
Taiwan
Prior art keywords
capacitor
operational amplifier
sensing line
switching
terminal
Prior art date
Application number
TW98100727A
Other languages
English (en)
Chinese (zh)
Other versions
TW201027413A (en
Inventor
Tsun Min Wang
Chun Yu Lin
Te Sheng Chiu
Chun Chung Huang
Original Assignee
Elan Microelectronics 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
Application filed by Elan Microelectronics Corp filed Critical Elan Microelectronics Corp
Priority to TW98100727A priority Critical patent/TW201027413A/zh
Priority to JP2009273642A priority patent/JP2010160789A/ja
Priority to US12/652,260 priority patent/US8593429B2/en
Publication of TW201027413A publication Critical patent/TW201027413A/zh
Application granted granted Critical
Publication of TWI380207B publication Critical patent/TWI380207B/zh
Priority to US13/801,702 priority patent/US8736578B2/en

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  • Position Input By Displaying (AREA)
  • Electronic Switches (AREA)
TW98100727A 2009-01-09 2009-01-09 Switched-capacitor circuit of capacitive touch panel and detection method thereof TW201027413A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
TW98100727A TW201027413A (en) 2009-01-09 2009-01-09 Switched-capacitor circuit of capacitive touch panel and detection method thereof
JP2009273642A JP2010160789A (ja) 2009-01-09 2009-12-01 静電容量式タッチパネルの検出回路及び検出方法
US12/652,260 US8593429B2 (en) 2009-01-09 2010-01-05 Sensing circuit and method for a capacitive touch panel
US13/801,702 US8736578B2 (en) 2009-01-09 2013-03-13 Sensing circuit and method for a capacitive touch panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW98100727A TW201027413A (en) 2009-01-09 2009-01-09 Switched-capacitor circuit of capacitive touch panel and detection method thereof

Publications (2)

Publication Number Publication Date
TW201027413A TW201027413A (en) 2010-07-16
TWI380207B true TWI380207B (https=) 2012-12-21

Family

ID=44853195

Family Applications (1)

Application Number Title Priority Date Filing Date
TW98100727A TW201027413A (en) 2009-01-09 2009-01-09 Switched-capacitor circuit of capacitive touch panel and detection method thereof

Country Status (1)

Country Link
TW (1) TW201027413A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI400456B (zh) * 2010-07-28 2013-07-01 Elan Microelectronics Corp Used in capacitive touch buttons and proximity sensing sensing circuits and methods

Also Published As

Publication number Publication date
TW201027413A (en) 2010-07-16

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