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Class Information
Number: 725/144
Name: Interactive video distribution systems > Video distribution system components > Headend
Description: Subject matter comprising means or steps for a central system that distributes video programs.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7403547 |
Method and system for synchronizing separated edge QAM devices located remotely from a CMTS |
Jul. 22, 2008 |
| 7382729 |
Video transmission of layered coded data |
Jun. 3, 2008 |
| 7379548 |
Virtual smart card device, method and system |
May. 27, 2008 |
| 7373653 |
Channel merging method for VOD system |
May. 13, 2008 |
| 7367043 |
System and method for generating metadata for programming events |
Apr. 29, 2008 |
| 7339945 |
System and method for partitioning streaming data coded with fine granularity scalability of use in a cable network |
Mar. 4, 2008 |
| 7337462 |
System and method for providing timing data for programming events |
Feb. 26, 2008 |
| 7310810 |
Broadcasting apparatus and method, receiving apparatus and method, and medium |
Dec. 18, 2007 |
| 7305697 |
Service gateway for interactive television |
Dec. 4, 2007 |
| 7299487 |
Control program, for a co-processor in a video-on-demand system, which uses transmission control lists to send video data packets with respective subgroups of internet protocol headers |
Nov. 20, 2007 |
| 7278153 |
Content propagation in interactive television |
Oct. 2, 2007 |
| 7275256 |
System and method for providing an interactive, visual complement to an audio program |
Sep. 25, 2007 |
| 7263713 |
Television signal distributor apparatus, receiver apparatus, television signal transmission system and method |
Aug. 28, 2007 |
| 7254826 |
Broadcast apparatus and reception apparatus that enable additional data to be used without a waiting time when one program changes to another |
Aug. 7, 2007 |
| 7237250 |
Promotion server using video on demand channel |
Jun. 26, 2007 |
| 7231655 |
Technique for reverse transport of data in a hybrid fiber coax cable system |
Jun. 12, 2007 |
| 7218611 |
Broadcast system |
May. 15, 2007 |
| 7207057 |
System and method for collaborative, peer-to-peer creation, management & synchronous, multi-platform distribution of profile-specified media objects |
Apr. 17, 2007 |
| 7194753 |
System and method for efficiently tuning to channels of a variety of different broadcast types |
Mar. 20, 2007 |
| 7194756 |
Systems and methods for provisioning a host device for enhanced services in a cable system |
Mar. 20, 2007 |
| 7170546 |
Television system distributing a dynamically varying number of concurrent video presentations over a single television channel |
Jan. 30, 2007 |
| 7143132 |
Distributing files from a single server to multiple clients via cyclical multicasting |
Nov. 28, 2006 |
| 7096487 |
Apparatus and method for combining realtime and non-realtime encoded content |
Aug. 22, 2006 |
| 7076793 |
Program guide information producing apparatus and related program guide information collecting/transmitting system |
Jul. 11, 2006 |
| 7065779 |
Technique for synchronizing multiple access controllers at the head end of an access network |
Jun. 20, 2006 |
| 7047553 |
Method and apparatus for decreasing cable installation time and cable installation faults |
May. 16, 2006 |
| 7039930 |
Television advertising automated billing system |
May. 2, 2006 |
| 7020888 |
System and method for providing an omnimedia package |
Mar. 28, 2006 |
| 7003793 |
System for providing video-on-demand services in wireless network environment and method therefor |
Feb. 21, 2006 |
| 6988245 |
System and method for providing videomarks for a video program |
Jan. 17, 2006 |
| 6965593 |
High bandwidth broadcast system having localized multicast access to broadcast content |
Nov. 15, 2005 |
| 6940874 |
Method for reducing interference from initializing network devices in a data-over-cable system |
Sep. 6, 2005 |
| 6898801 |
Transmission apparatus and method, receiving apparatus and method, and distribution medium |
May. 24, 2005 |
| 6868550 |
Conditional access system of CATV |
Mar. 15, 2005 |
| 6857132 |
Head end multiplexer to select and transmit video-on-demand and other requested programs and services |
Feb. 15, 2005 |
| 6792615 |
Encapsulated, streaming media automation and distribution system |
Sep. 14, 2004 |
| 6791995 |
Multichannel, multimode DOCSIS headend receiver |
Sep. 14, 2004 |
| 6782553 |
Apparatus and method for transporting information about broadcast programs |
Aug. 24, 2004 |
| 6772435 |
Digital video broadcast system |
Aug. 3, 2004 |
| 6681394 |
Broadcast transmitting apparatus, receiving apparatus, and broadcast transmitting method, receiving method |
Jan. 20, 2004 |
| 6654958 |
Reference signal generator for return path aligning |
Nov. 25, 2003 |
| 6651253 |
Interactive system and method for generating metadata for programming events |
Nov. 18, 2003 |
| 6493878 |
Method and apparatus for tv broadcasting and reception |
Dec. 10, 2002 |
| 6477707 |
Method and system for broadcast transmission of media objects |
Nov. 5, 2002 |
| 6430742 |
Device for distributing television signals by cable |
Aug. 6, 2002 |
| 6414720 |
Digital broadcasting system using virtual channels |
Jul. 2, 2002 |
| 6353699 |
Method and apparatus for compiling audio/video information from remote sites into a final video program |
Mar. 5, 2002 |
| 6137524 |
Transmitter and receiver circuits for transmission of voice, data and video signals for extended distances |
Oct. 24, 2000 |
| 6133958 |
Broadcast video desynchronizer |
Oct. 17, 2000 |
| 6049694 |
Multi-point video conference system and method |
Apr. 11, 2000 |
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