Assignee
LIBERATE TECHNOLOGIES
US24 patents
Top patents by PatentIndex Score
US6886178B1Apr 26, 2005
Digital TV system with synchronized world wide web content
LIBERATE TECHNOLOGIES157 citations99
US6459427B1Oct 1, 2002
Apparatus and method for web-casting over digital broadcast TV network
LIBERATE TECHNOLOGIES480 citations99
US6381741B1Apr 30, 2002
Secure data downloading, recovery and upgrading
LIBERATE TECHNOLOGIES124 citations99
US6341373B1Jan 22, 2002
Secure data downloading, recovery and upgrading
LIBERATE TECHNOLOGIES168 citations99
US5991799ANov 23, 1999
Information retrieval system using an internet multiplexer to focus user selection
LIBERATE TECHNOLOGIES403 citations98
US6668278B1Dec 23, 2003
Information retrieval system using an internet multiplexer to focus user selection
LIBERATE TECHNOLOGIES89 citations97
US6141752AOct 31, 2000
Mechanism for facilitating secure storage and retrieval of information on a smart card by an internet service provider using various network computer client devices
LIBERATE TECHNOLOGIES160 citations97
US6745368B1Jun 1, 2004
Methods, apparatus, and systems for storing, retrieving and playing multimedia data
LIBERATE TECHNOLOGIES127 citations96
US6513116B1Jan 28, 2003
Security information acquisition
LIBERATE TECHNOLOGIES84 citations96
US6385651B2May 7, 2002
Internet service provider preliminary user registration mechanism provided by centralized authority
LIBERATE TECHNOLOGIES107 citations96
US6326970B1Dec 4, 2001
TV centric layout
LIBERATE TECHNOLOGIES135 citations96
US6172674B1Jan 9, 2001
Smart filtering
LIBERATE TECHNOLOGIES573 citations96
US6108789AAug 22, 2000
Mechanism for users with internet service provider smart cards to roam among geographically disparate authorized network computer client devices without mediation of a central authority
LIBERATE TECHNOLOGIES113 citations96
US6018372AJan 25, 2000
Electronic program guide with multiple day planner
LIBERATE TECHNOLOGIES482 citations96
US5990890ANov 23, 1999
System for data entry and navigation in a user interface
LIBERATE TECHNOLOGIES330 citations96
US6725421B1Apr 20, 2004
Methods, apparatus, and systems for storing, retrieving and playing multimedia data
LIBERATE TECHNOLOGIES75 citations95
US6604242B1Aug 5, 2003
Combining television broadcast and personalized/interactive information
LIBERATE TECHNOLOGIES151 citations95
US6112305AAug 29, 2000
Mechanism for dynamically binding a network computer client device to an approved internet service provider
LIBERATE TECHNOLOGIES83 citations94
US6675387B1Jan 6, 2004
System and methods for preparing multimedia data using digital video data compression
LIBERATE TECHNOLOGIES265 citations93
US6400371B1Jun 4, 2002
Television signal chrominance adjustment
LIBERATE TECHNOLOGIES24 citations91
US6675385B1Jan 6, 2004
HTML electronic program guide for an MPEG digital TV system
LIBERATE TECHNOLOGIES499 citations90
US6326969B1Dec 4, 2001
Emulating screen overlays by flip-mapping memory
LIBERATE TECHNOLOGIES21 citations86
US6577351B1Jun 10, 2003
Anti-aliasing television signals for display
LIBERATE TECHNOLOGIES15 citations82
US7299411B2Nov 20, 2007
Providing a presentation engine adapted for use by a constrained resource client device
LIBERATE TECHNOLOGIES18 citations78