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:
Feb. 04, 2014
Filed:
Nov. 13, 2009
Jae-suk Yu, Seoul, KR;
Yoon-kyung Choi, Yongin-si, KR;
Hyoung-tae Kim, Hwaseong-si, KR;
Joo-hyeon Lee, Hwaseong-si, KR;
Jae-suk Yu, Seoul, KR;
Yoon-kyung Choi, Yongin-si, KR;
Hyoung-tae Kim, Hwaseong-si, KR;
Joo-hyeon Lee, Hwaseong-si, KR;
Samsung Electronics Co., Ltd., Suwon-Si, Gyeonggi-Do, KR;
Abstract
A multi-touch sensing includes a voltage-current converter converting an input voltage into a current. A touch sensing block senses touch of an object. An amplifier includes a first input terminal connected to an output terminal of the voltage-current converter and to a first terminal of the touch sensing block. A second input terminal of the amplifier is grounded. An output terminal of the amplifier is connected to a second terminal of the touch sensing block.