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:
Nov. 23, 2021
Filed:
Mar. 25, 2020
Samsung Electro-mechanics Co., Ltd., Suwon-si, KR;
Joo Hyoung Lee, Suwon-si, KR;
Samsung Electro-Mechanics Co., Ltd., Suwon-si, KR;
Abstract
A switching operation sensing device to be applied to an electronic device including a touch operation unit having a first touch member integrated with a housing, the switching operation sensing device including a sensing coil component including a first inductor unit disposed on an inner surface of the first touch member, and an oscillator circuit connected to the sensing coil component and configured to generate an oscillation signal having a resonant frequency that changes when a touch operation is input through the touch operation unit, wherein the first inductor unit includes a first sensing area opposing the first touch member, a first sensing wiring disposed in the first sensing area, and a first sensing coil connected between the first sensing wiring and a first resonant circuit of the oscillator circuit.