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:
Nov. 12, 2013
Filed:
Dec. 06, 2010
Sang Hoon Cha, Seocho-gu Seoul, KR;
Bong Seok Kim, Seocho-gu Seoul, KR;
Chan Gyun Jeong, Seocho-gu Seoul, KR;
IN Moon Kim, Seocho-gu Seoul, KR;
Sang Hoon Cha, Seocho-gu Seoul, KR;
Bong Seok Kim, Seocho-gu Seoul, KR;
Chan Gyun Jeong, Seocho-gu Seoul, KR;
In Moon Kim, Seocho-gu Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A digital broadcast receiver and a booting method of the digital broadcast receiver are disclosed herein. A method of secure booting of a system in a digital broadcast receiver comprises aligning a plurality of interleaved portions to generate a digital signature, respectively, with an entire firmware image, generating a digital signature of each interleaved portion, selecting a specific interleaved portion, generating a first message digest to read a region of the selected interleaved portion in the entire firmware image and a second message digest from the digital signature of the selected interleaved portion and verifying the firmware image based on the first and second message digest and booting the system in the digital broadcast receiver.