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.:

US 7817724 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 19, 2010

Filed:

Feb. 21, 2006
Applicant:

Jeong-taek Lee, Seoul, KR;

Inventor:

Jeong-taek Lee, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus and method for synchronizing a TS packet of a ground wave DMB. The method for synchronizing a TS packet of a ground wave DMB includes deinterleaving and decoding a demodulated TS packet; converting the decoded TS packet formed in a unit of bit into a TS packet formed in a unit of byte; detecting a synchronization point of time of the TS packet converted in a unit of byte; deinterleaving and decoding TS packets continued after the synchronization point of time; and sensing in real time whether or not the decoded TS packets in a predetermined range among the TS packets continued after the synchronized point of time are changed in synchronization due to the change of starting position of the TS packets. By sensing in real time whether or not the TS packets that are RS decoded by the external decoder are synchronized, when the TS packets are not synchronized, they are resynchronized and output so that a normal decoding operation can be performed.


Find Patent Forward Citations

Lee, Jeong-taek. (2010). Apparatus and method for synchronizing transport packet in ground wave digital multimedia broadcasting (U.S. Patent No. 7817724). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7817724

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