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. 29, 2016
Filed:
Jul. 17, 2012
Tae-han Bae, Seoul, KR;
Sun-gi Gu, Gyeonggi-do, KR;
Jae-seung Son, Gyeonggi-do, KR;
Eun-tae Won, Seoul, KR;
Tae-Han Bae, Seoul, KR;
Sun-Gi Gu, Gyeonggi-do, KR;
Jae-Seung Son, Gyeonggi-do, KR;
Eun-Tae Won, Seoul, KR;
Samsung Electronics Co., Ltd, , KR;
Abstract
Proposed is a method for providing additional information to a mobile communication terminal by means of visible light communication in an information display device having an LED backlight unit. For this purpose, the method of the present invention comprises the steps of: receiving, from a mobile communication terminal, a request for additional information on an object in a content image when a content image is being displayed on a screen of an information display device; determining whether or not there exists additional information corresponding to the request; and controlling, if said additional information does exist, the light emission of the LED backlight unit so as to transmit said additional information in the form of visible light to the mobile communication terminal. Further, according to the present invention, it is possible to provide various additional information corresponding to the request from the mobile communication terminal.