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. 10, 2020
Filed:
Nov. 15, 2017
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/0354 (2013.01); G06F 3/041 (2006.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/03545 (2013.01); G06F 3/03547 (2013.01); G06F 3/044 (2013.01); G06F 3/0418 (2013.01); G06F 2203/04104 (2013.01); G06F 2203/04108 (2013.01);
Abstract
A pointer detection device for processing an input signal varying according to a touch of a pointer includes: a mixer configured to generate a first output signal by heterodyning the input signal according to a frequency of a local oscillator; and a filter configured to output a second output signal by filtering the first output signal, wherein the mixer is configured to shift a frequency band corresponding to the pointer to a pass band of the filter.