Abstract: A broadcasting signal transmitting device transmits a broadcasting signal including a base layer signal and an enhancement layer signal as well as an additional layer signal relating to the broadcasting signal to a broadcasting signal receiving device. The broadcasting signal receiving device selectively provides the enhancement layer signal and the additional layer signal to the user according to the user's service level. Accordingly, various services are differently provided to the user according to the user level.
Type:
Grant
Filed:
January 27, 2011
Date of Patent:
August 27, 2013
Assignee:
Electronics and Telecommunications Research Institute
Inventors:
Byungjun Bae, Yun Jeong Song, Jong Soo Lim, Joungil Yun, Kwang-Yong Kim, Kyu Tae Yang, Soo In Lee