Patent · US Active

Haptic feedback

US11841990B2 · kind B2 · utility

0Cited by

1References

19Claims

0Family size

Assignee

NOKIA TECHNOLOGIES OY · FI

Inventors

Zoran Radivojevic · Cambridge, GB
David Bitauld · Cambridge, GB
Ian Davis · Dublin, IE

Key dates

Filing date	Mar 11, 2020
Grant date	Dec 12, 2023
Priority date	—
Expiry date	Jul 3, 2040

Classification

Technology area (CPC A)Human Necessities
CPC primaryA63B2230/62
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A system for providing haptic feedback to a user, the system comprising a first piezoelectric transducer array comprising multiple piezoelectric transducers, respective ones of which being configured to generate a second signal at a second frequency, and at least one of which being configured to generate a first signal at a first frequency, and a second piezoelectric transducer array comprising multiple piezoelectric transducers, respective ones of which configured to receive the second signal, and at least one of which configured to generate a third signal to initiate generation of the first signal at the said at least one piezoelectric transducer of the first piezoelectric transducer array, the first frequency suitable for providing a haptic feedback signal for a user.

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