Patent ID: 7756394

Claim:
A method for providing improved trick mode performance in disc media having a plurality of video object units (VOBU) for storing video content, each said VOBU containing a navigation pack, said method comprising: storing on said disc media as a separate packet having its own packet header within each said navigation pack, supplemental disc search information (SDSI) selected from the group consisting of: a group of pictures (GOP) structure of the VOBU, wherein said GOP structure further comprises at least one of a format of each GOP contained within said VOBU and a sequence of picture types in each said GOP in the VOBU; a number of fields to be displayed from each picture in a normal play mode; and a number of groups of pictures (GOP) contained in said VOBU; and determining, based on the SDSI, a sequence of picture playback for a user-selected trick mode speed.