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:
Sep. 13, 2016
Filed:
Jun. 24, 2013
Samsung Electronics Co., Ltd., Suwon-Si, Gyeonggi-Do, KR;
Chang-jung Kim, Yongin-si, KR;
In-kyeong Yoo, Yongin-si, KR;
U-in Chung, Seoul, KR;
I-hun Song, Hwaseong-si, KR;
Seung-eon Ahn, Hwaseong-si, KR;
Samsung Electronics Co., Ltd., Gyeonggi-Do, KR;
Abstract
A color optical pen includes a tip unit, a pen body unit attached to the tip unit; a pressure sensor that is disposed in the tip unit and configured to sense at least contact between a display unit of a terminal device and the tip unit; a light source that is disposed in the pen body unit and is configured to output light through the tip unit, if the pressure sensor senses the contact; a color selection switch that is disposed on the pen body, the color selection switch configured to select a color in response to operation by a user; and a driver configured to drive the light source at a frequency or pattern based on operation of the color selection switch.