Assignee
ZENITH ELECTRONICS CORP
US887 patents
Top patents by PatentIndex Score
US6996133B2Feb 7, 2006
Digital communication system for transmitting and receiving robustly encoded data
ZENITH ELECTRONICS CORP191 citations99
US6924753B2Aug 2, 2005
Robust system for transmitting and receiving map data
ZENITH ELECTRONICS CORP118 citations99
US6785906B1Aug 31, 2004
Polling internet module of web TV
ZENITH ELECTRONICS CORP148 citations99
US6097383AAug 1, 2000
Video and audio functions in a web television
ZENITH ELECTRONICS CORP151 citations99
US5844552ADec 1, 1998
Communication of character data in a web television
ZENITH ELECTRONICS CORP200 citations99
US5638112AJun 10, 1997
Hybrid analog/digital STB
ZENITH ELECTRONICS CORP169 citations99
US5636251AJun 3, 1997
Receiver for a trellis coded digital television signal
ZENITH ELECTRONICS CORP266 citations99
US5602595AFeb 11, 1997
ATV/MPEG sync system
ZENITH ELECTRONICS CORP150 citations99
US5600677AFeb 4, 1997
Trellis coded modulation system for digital television signal
ZENITH ELECTRONICS CORP298 citations99
US5589893ADec 31, 1996
On-screen remote control of a television receiver
ZENITH ELECTRONICS CORP156 citations99
US5583889ADec 10, 1996
Trellis coded modulation system for HDTV
ZENITH ELECTRONICS CORP246 citations99
US5563884AOct 8, 1996
Reducing multiplex jitter in an ATM/MPEG system
ZENITH ELECTRONICS CORP160 citations99
US5495295AFeb 27, 1996
Use of transmitter assigned phantom channel numbers for data services
ZENITH ELECTRONICS CORP147 citations99
USD356312SMar 14, 1995
Remote control unit
ZENITH ELECTRONICS CORP161 citations99
US5301019AApr 5, 1994
Data compression system having perceptually weighted motion vectors
ZENITH ELECTRONICS CORP167 citations99
US5087975AFeb 11, 1992
VSB HDTV transmission system with reduced NTSC co-channel interference
ZENITH ELECTRONICS CORP278 citations99
US4995080AFeb 19, 1991
Television signal scrambling system and method
ZENITH ELECTRONICS CORP188 citations99
US4856078AAug 8, 1989
DC fan speed control
ZENITH ELECTRONICS CORP1,252 citations99
US4791416ADec 13, 1988
Touch control system for controllable apparatus
ZENITH ELECTRONICS CORP158 citations99
US4772876ASep 20, 1988
Remote security transmitter address programmer
ZENITH ELECTRONICS CORP190 citations99
US4633297ADec 30, 1986
Television receiver having teletext processor with ROM for on-screen message
ZENITH ELECTRONICS CORP200 citations99
US7327790B1Feb 5, 2008
MPEG on screen display coder for DTV interfaces
ZENITH ELECTRONICS CORP55 citations98
US6927708B2Aug 9, 2005
Mapping system for transmission and reception of multiple data types
ZENITH ELECTRONICS CORP112 citations98
US6917655B2Jul 12, 2005
Coding and decoding a signal modified in accordance with the feedback states of an encoder
ZENITH ELECTRONICS CORP108 citations98
US6687310B1Feb 3, 2004
Trellis coded modulation system for digital television signal with trellis coded data and synchronization symbols
ZENITH ELECTRONICS CORP114 citations98
US6628714B1Sep 30, 2003
Down converting MPEG encoded high definition sequences to lower resolution with reduced memory in decoder loop
ZENITH ELECTRONICS CORP114 citations98
US6608870B1Aug 19, 2003
Data frame for 8 MHZ channels
ZENITH ELECTRONICS CORP77 citations98
US6529558B1Mar 4, 2003
Coding and decoding a signal modified in accordance with the feedback states of an encoder
ZENITH ELECTRONICS CORP93 citations98
US6504872B1Jan 7, 2003
Down-conversion decoder for interlaced video
ZENITH ELECTRONICS CORP79 citations98
US6493402B1Dec 10, 2002
Mode control for trellis decoder
ZENITH ELECTRONICS CORP115 citations98
US6073171AJun 6, 2000
Two-way communication protocol for a web television
ZENITH ELECTRONICS CORP122 citations98
US6052158AApr 18, 2000
Using equalized data for filter selection in HDTV receiver
ZENITH ELECTRONICS CORP179 citations98
US6034967AMar 7, 2000
Adaptive random access protocol and dynamic search tree expansion resolution for multiple station networks
ZENITH ELECTRONICS CORP97 citations98
US5977963ANov 2, 1999
Transmission of displacement information in a web television
ZENITH ELECTRONICS CORP118 citations98
US5923711AJul 13, 1999
Slice predictor for a signal receiver
ZENITH ELECTRONICS CORP158 citations98
US5629958AMay 13, 1997
Data frame structure and synchronization system for digital television signal
ZENITH ELECTRONICS CORP155 citations98
US5619269AApr 8, 1997
Frame sync signal for digital transmission system
ZENITH ELECTRONICS CORP172 citations98
US5602920AFeb 11, 1997
Combined DCAM and transport demultiplexer
ZENITH ELECTRONICS CORP128 citations98
US5128757AJul 7, 1992
Video transmission system using adaptive sub-band coding
ZENITH ELECTRONICS CORP136 citations98
US5978424ANov 2, 1999
Frame identification system
ZENITH ELECTRONICS CORP114 citations97
US5590202ADec 31, 1996
Countdown system for conditional access module
ZENITH ELECTRONICS CORP132 citations97
US5438369AAug 1, 1995
Digital data interleaving system with improved error correctability for vertically correlated interference
ZENITH ELECTRONICS CORP120 citations97
US5436676AJul 25, 1995
Remote control unit code translation
ZENITH ELECTRONICS CORP168 citations97
US4677685AJun 30, 1987
Method and apparatus for downloading a code defining the channel transmission format employed in an addressable CATV system
ZENITH ELECTRONICS CORP151 citations97
US4527194AJul 2, 1985
Channel assignment for CATV system
ZENITH ELECTRONICS CORP313 citations97
US7215714B2May 8, 2007
Robust digital communication system
ZENITH ELECTRONICS CORP58 citations96
US7190720B2Mar 13, 2007
Tap weight initializer for an adaptive equalizer
ZENITH ELECTRONICS CORP64 citations96
US7028330B1Apr 11, 2006
Transferring information between an internet module and TV controller of a web TV
ZENITH ELECTRONICS CORP38 citations96
US6958781B2Oct 25, 2005
Mapping arrangement for digital communication system
ZENITH ELECTRONICS CORP61 citations96
US6377316B1Apr 23, 2002
Tuner with switched analog and digital modulators
ZENITH ELECTRONICS CORP126 citations96
Showing the top 50 of 887 patents by PatentIndex Score.