Patent · US Active

Input device with movable handle on a capacitive detection surface and capacitive coupling devices

US11650675B2 · kind B2 · utility

3Cited by

2References

21Claims

0Family size

Assignee

Preh GmbH · DE

Inventors

Michael A. Martin · Seabrook, US
Benedikt Schmidt · Winterberg, DE
Markus Klein · Glückstadt, DE

Key dates

Filing date	May 6, 2019
Grant date	May 16, 2023
Priority date	—
Expiry date	Sep 6, 2039

Classification

Technology area (CPC H)Electricity
CPC primaryH03K2217/94073
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A rotary knob having (inter alia, adjustable) a coupling electrode and capacitive coupling devices for placing on a touch screen is provided. Depending on the position of the rotary knob or of the coupling electrode, contact of a corresponding partial region of the touchscreen is detected. The rotary knob is designed detect and ignore disturbing influences such as drops of water.

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