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:
Jun. 18, 2013
Filed:
Mar. 24, 2011
Hwangjun Song, Kyungsanghuk, KR;
Dai-boong Lee, Kyungsanghuk, KR;
Hyunchul Joo, Kyungsanghuk, KR;
Postech Academy-Industry Foundation, Pohang, Gyeongsangbuk-Do, KR;
Abstract
The present invention provides a method for reducing channel change time of an IPTV and an IPTV service provision server for implementing the same, which comprise: determining the type of each of individual channels to be provided to a user and the number of additional intraframes required to be inserted into video data to be provided via the channels; inserting the additional intraframes corresponding to the determined number into the video data; encoding the video data; and transmitting the encoded video data to a first router or a second router according to the determined channel type, before receiving a channel request signal from the user.