The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 11, 2025
Filed:
Feb. 22, 2021
Applicant:
Dongwoon Anatech Co., Ltd., Seoul, KR;
Inventors:
Assignee:
Dongwoon Anatech Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 6/00 (2016.01); B06B 1/02 (2006.01); G06F 3/01 (2006.01);
U.S. Cl.
CPC ...
H02P 6/006 (2013.01); B06B 1/0215 (2013.01); G06F 3/016 (2013.01);
Abstract
The present invention relates to a haptic feedback system, and in particular to a device and method for rapidly removing residual vibration in a linear resonant actuator, the method driving the linear resonant actuator by applying a resonant frequency thereto to implement a haptic function and applying a braking signal for removing the residual vibration after the driving of the linear resonant actuator, wherein the braking signal is