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:
May. 05, 2015
Filed:
Apr. 23, 2013
Electronics and Telecommunications Research Institute, Daejeon, KR;
Yang Su Kim, Daejeon, KR;
Han Seung Koo, Daejeon, KR;
Jae Ho Lee, Daejeon, KR;
Sang Jung Ra, Daejeon, KR;
Dong Joon Choi, Daejeon, KR;
Nam Ho Hur, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
An apparatus for combining a broadcasting channel may include a channel detector to detect a vacant Radio Frequency (RF) broadcasting channel used by a photoelectric converter that converts a first broadcast program as an optical signal to a first RF signal, a broadcast receiving interface to receive at least one second broadcast program, a broadcast modulator to generate a second RF signal by modulating the second broadcast program using the vacant RF broadcasting channel, and a channel combiner to combine a broadcasting channel used for the first RF signal and the vacant RF broadcasting channel.