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:
Jul. 14, 2015
Filed:
Dec. 30, 2011
Won Gi Jeon, Yongin-si, KR;
Kyung Taek Lee, Seongnam-si, KR;
Kyung Won Park, Seoul, KR;
Seong Jun Kim, Seoul, KR;
Won Gi Jeon, Yongin-si, KR;
Kyung Taek Lee, Seongnam-si, KR;
Kyung Won Park, Seoul, KR;
Seong Jun Kim, Seoul, KR;
Korea Electronics Technology Institute, Seongnam-si, KR;
Abstract
Disclosed are an apparatus and a method for detecting a broadcasting signal. The signal detecting apparatus according to the exemplary embodiment of the present invention includes: a reference signal generator outputting a reference signal acquired by performing a correlation calculation between a current sample and a previous sample of a received signal which is an FM signal or a digital radio mondiale plus (DRM+) signal and then normalizing a result of the correlation calculation; and a discriminator detecting a maximum value of the reference signal and judging that the received signal is the FM signal when the maximum value of the reference signal is more than a predetermined threshold.