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69‐4: Invited Paper: A Programmable Capacitive Imaging Technique Using Multiple Sigma‐Delta Modulators for High SNR Touch Sensor and Pen.

Authors :
Morrison, Gerald D.
Gray, Patrick Troy
Seger, Rick
Source :
SID Symposium Digest of Technical Papers; May2018, Vol. 49 Issue 1, p926-929, 4p
Publication Year :
2018

Abstract

A capacitive sensing technique based on sigma‐delta modulation is presented. This architecture creates multi‐frequency drive and sense signals with high SNR. It enables concurrent and simultaneous self‐capacitive touch, mutual‐capacitive touch and capacitive pen. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
0097966X
Volume :
49
Issue :
1
Database :
Complementary Index
Journal :
SID Symposium Digest of Technical Papers
Publication Type :
Academic Journal
Accession number :
129955227
Full Text :
https://doi.org/10.1002/sdtp.12204