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.

Date of Patent:
Jul. 04, 2017

Filed:

Mar. 19, 2014
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Donghyun Kang, Seoul, KR;

Seonah Lee, Seoul, KR;

Sejin Oh, Seoul, KR;

Jongsung Choi, Seoul, KR;

Younghwan Kwon, Seoul, KR;

Seungjoo An, Seoul, KR;

Jungwook Park, Seoul, KR;

Jinpil Kim, Seoul, KR;

Seungryul Yang, Seoul, KR;

Kyoungsoo Moon, Seoul, KR;

Assignee:

LG ELECTRONICS INC., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 21/858 (2011.01); H04N 21/41 (2011.01); H04N 21/436 (2011.01); H04N 21/4363 (2011.01); H04N 21/443 (2011.01); H04N 21/437 (2011.01); H04N 21/6405 (2011.01); H04N 21/81 (2011.01);
U.S. Cl.
CPC ...
H04N 21/858 (2013.01); H04N 21/4126 (2013.01); H04N 21/437 (2013.01); H04N 21/43615 (2013.01); H04N 21/43637 (2013.01); H04N 21/4432 (2013.01); H04N 21/6405 (2013.01); H04N 21/8133 (2013.01); H04N 21/8173 (2013.01);
Abstract

Disclosed are a signal transmitting method, a signal transmitting apparatus, and a system for transmitting and receiving a signal. The signal transmitting method comprises the steps of: discovering a companion device using a multicast mode; receiving and storing device type information from the discovered companion device; receiving an application uniform resource identifier (URI) and storing the application URI to correspond to the device type information; and identifying the device type information of the companion device selected by a user and transmitting to the selected companion device the application URI corresponding to the device type information.


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