Patent · US Active

Compensation of a target object coupling to feeding lines in capacitive sensing system

US9671920B2 · kind B2 · utility

2Cited by

0References

17Claims

0Family size

Assignee

MICROCHIP TECHNOLOGY INCORPORATED · US

Inventors

Lionel Portmann · Lausanne, CH
Axel Heim · Munich, DE
Andreas Dorfner · Munich, DE
Claus Kaltner · Dachau, DE

Key dates

Filing date	Jun 25, 2015
Grant date	Jun 6, 2017
Priority date	—
Expiry date	Jun 26, 2035

Classification

Technology area (CPC H)Electricity
CPC primaryH03K2217/960765
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

An input device has one or more electrodes configured for capacitive sensing, an electronic circuit, one or more conductive feed line(s) connecting the one or more electrode(s) with the electronic circuit, wherein the device is configured to increase or decrease a signal received from at least one of the electrodes through an associated feed line in function of at least one other signal from another electrode.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.