Inventor · disambiguated record
Edward A. Ludvig
Also filed as: LUDVIG EDWARD · LUDVIG EDWARD A · LUDVIG EDWARD ANTHONY
55 granted patents·7 pending applications·2,131 citations·filing 1999–2016
99Inventor score
Files withSEDNA PATENT SERVICES LLC14MICROSOFT CORP13COMCAST IP HOLDINGS I LLC10DIVA SYSTEMS CORP8GORDON DONALD F7
Top patents by PatentIndex Score
62 records- 0197US7216170B2Systems and methods to reference resources in a television-based entertainment systemMICROSOFT CORP·Filed 2002·Granted May 8, 2007·274 cites·44 claims
- 0296US9674586B2Data structure and methods for providing an interactive program guideCOMCAST IP HOLDINGS I LLC·Filed 2013·Granted Jun 6, 2017·22 cites·20 claims
- 0396US9456241B2Server-centric customized interactive program guide in an interactive television environmentCOMCAST IP HOLDINGS I LLC·Filed 2013·Granted Sep 27, 2016·23 cites·20 claims
- 0496US7953160B2Method and apparatus for compressing video sequencesCOMCAST IP HOLDINGS I LLC·Filed 2009·Granted May 31, 2011·25 cites·20 claims
- 0596US7124424B2Method and apparatus for providing interactive program guide (IPG) and video-on-demand (VOD) user interfacesSEDNA PATENT SERVICES LLC·Filed 2000·Granted Oct 17, 2006·114 cites·24 claims
- 0696US6904610B1Server-centric customized interactive program guide in an interactive television environmentSEDNA PATENT SERVICES LLC·Filed 2000·Granted Jun 7, 2005·88 cites·21 claims
- 0796US6481012B1Picture-in-picture and multiple video streams using slice-based encodingDIVA SYSTEMS CORP·Filed 1999·Granted Nov 12, 2002·188 cites·17 claims
- 0895US6754905B2Data structure and methods for providing an interactive program guideDIVA SYSTEMS CORP·Filed 1999·Granted Jun 22, 2004·169 cites·7 claims
- 0995US6704359B1Efficient encoding algorithms for delivery of server-centric interactive program guideDIVA SYSTEMS CORP·Filed 2000·Granted Mar 9, 2004·77 cites·31 claims
- 1094US6934965B2System for generating, distributing and receiving an interactive user interfaceSEDNA PATENT SERVICES LLC·Filed 2003·Granted Aug 23, 2005·72 cites·15 claims
- 1192US6584153B1Data structure and methods for providing an interactive program guideDIVA SYSTEMS CORP·Filed 1999·Granted Jun 24, 2003·135 cites·12 claims
- 1291US8191104B2Method and apparatus for providing interactive program guide (IPG) and video-on-demand (VOD) user interfacesGORDON DONALD F·Filed 2006·Granted May 29, 2012·17 cites·18 claims
- 1391US6621870B1Method and apparatus for compressing video sequencesDIVA SYSTEMS CORP·Filed 1999·Granted Sep 16, 2003·109 cites·16 claims
- 1490US8578419B2Server-centric customized interactive program guide in an interactive television environmentBAYRAKERI SADIK·Filed 2005·Granted Nov 5, 2013·15 cites·22 claims
- 1588US7506355B2Tracking end-user content viewing and navigationMICROSOFT CORP·Filed 2002·Granted Mar 17, 2009·37 cites·65 claims
- 1688US7117440B2Method and apparatus for providing a menu structure for an interactive information distribution systemSEDNA PATENT SERVICES LLC·Filed 1999·Granted Oct 3, 2006·103 cites·27 claims
- 1788US7096487B1Apparatus and method for combining realtime and non-realtime encoded contentSEDNA PATENT SERVICES LLC·Filed 1999·Granted Aug 22, 2006·78 cites·19 claims
- 1887US7836467B2Interactive user interfaceCOMCAST IP HOLDINGS I LLC·Filed 2003·Granted Nov 16, 2010·27 cites·30 claims
- 1987US6651252B1Method and apparatus for transmitting video and graphics in a compressed formDIVA SYSTEMS CORP·Filed 1999·Granted Nov 18, 2003·75 cites·37 claims
- 2086US9264711B2Apparatus and method for combining realtime and non-realtime encoded contentCOMCAST IP HOLDINGS I LLC·Filed 2014·Granted Feb 16, 2016·4 cites·20 claims
- 2186US8661465B2Apparatus and method for combining realtime and non-realtime encoded contentGORDON DONALD F·Filed 2010·Granted Feb 25, 2014·5 cites·20 claims
- 2286US7571250B2Method and apparatus for distributing messagesMICROSOFT CORP·Filed 2005·Granted Aug 4, 2009·15 cites·20 claims
- 2384US7254824B1Encoding optimization techniques for encoding program grid section of server-centric interactive programming guideSEDNA PATENT SERVICES LLC·Filed 2000·Granted Aug 7, 2007·26 cites·8 claims
- 2483US7996459B2Video-switched delivery of media content using an established media-delivery infrastructureMICROSOFT CORP·Filed 2006·Granted Aug 9, 2011·7 cites·17 claims
- 2583US7634788B2Service provider side interactive program guide encoderCOMCAST IP HOLDINGS I LLC·Filed 2004·Granted Dec 15, 2009·20 cites·18 claims
- 2683US6968567B1Latency reduction in providing interactive program guideSEDNA PATENT SERVICES LLC·Filed 1999·Granted Nov 22, 2005·74 cites·5 claims
- 2782US8032906B2Method and system for providing a program guide and multiple video streams using slice-based encodingCOMCAST IP HOLDINGS I LLC·Filed 2002·Granted Oct 4, 2011·18 cites·18 claims
- 2882US6614843B1Stream indexing for delivery of interactive program guideDIVA SYSTEMS CORP·Filed 1999·Granted Sep 2, 2003·71 cites·11 claims
- 2980US7818766B2Last channel button functionalityMICROSOFT CORP·Filed 2005·Granted Oct 19, 2010·6 cites·17 claims
- 3080US7127737B1Bandwidth management techniques for delivery of interactive program guideSEDNA PATENT SERVICES LLC·Filed 2000·Granted Oct 24, 2006·19 cites·14 claims
- 3179US7260147B2Data structure and methods for providing an interactive program guideSEDNA PATENT SERVICES LLC·Filed 2003·Granted Aug 21, 2007·15 cites·28 claims
- 3278US8051445B2Advertisement insertionMICROSOFT CORP·Filed 2008·Granted Nov 1, 2011·5 cites·18 claims
- 3378US7533406B2Systems and methods for generating a walled garden program for substantially optimized bandwidth deliveryMICROSOFT CORP·Filed 2002·Granted May 12, 2009·17 cites·30 claims
- 3476US6732370B1Service provider side interactive program guide encoderDIVA SYSTEMS CORP·Filed 1999·Granted May 4, 2004·46 cites·16 claims
- 3575US7433406B2Efficient encoding algorithms for delivery of server-centric interactive program guideSEDNA PATENT SERVICES LLC·Filed 2003·Granted Oct 7, 2008·11 cites·16 claims
- 3674US7810116B2Apparatus and method for combining realtime and non-realtime encoded contentCOMCAST IP HOLDINGS I LLC·Filed 2004·Granted Oct 5, 2010·8 cites·20 claims
- 3773US7505519B2Method and apparatus for compressing video sequencesCOMCAST IP HOLDINGS I LLC·Filed 2003·Granted Mar 17, 2009·8 cites·10 claims
- 3872US7970645B2Method and apparatus for providing targeted advertisementsCOX COMMUNICATIONS INC·Filed 2001·Granted Jun 28, 2011·3 cites·12 claims
- 3971US7607152B1Demand-cast system and bandwidth management for delivery of interactive programmingCOX COMMUNICATIONS INC·Filed 2000·Granted Oct 20, 2009·10 cites·16 claims
- 4070US7543319B2Presenting notifications in response to viewer-initiated actionsMICROSOFT CORP·Filed 2004·Granted Jun 2, 2009·9 cites·28 claims
- 4169US8739218B2Data structure and methods for providing an interactive program guideGORDON DONALD F·Filed 2003·Granted May 27, 2014·6 cites·29 claims
- 4268US7058965B1Multiplexing structures for delivery of interactive program guideSEDNA PATENT SERVICES LLC·Filed 1999·Granted Jun 6, 2006·35 cites·8 claims
- 4367US8522277B2Interactive user interfaceGORDON DONALD F·Filed 2010·Granted Aug 27, 2013·1 cites·18 claims
- 4465US7380261B2Method and apparatus for transmitting video and graphics in a compressed formSEDNA PATENT SERVICES LLC·Filed 2003·Granted May 27, 2008·4 cites·11 claims
- 4561US9042454B2Interactive encoded content system including object models for viewing on a remote deviceGORDON DONALD·Filed 2008·Granted May 26, 2015·1 cites·15 claims
- 4661US7644423B2System and method for generating media consumption statisticsMICROSOFT CORP·Filed 2004·Granted Jan 5, 2010·7 cites·26 claims
- 4760US8225367B2Systems and methods for dynamic conversion of web content to an interactive walled garden programLUDVIG EDWARD A·Filed 2008·Granted Jul 17, 2012·2 cites·19 claims
- 4860US7091968B1Method and apparatus for encoding a user interfaceSEDNA PATENT SERVICES LLC·Filed 1999·Granted Aug 15, 2006·19 cites·18 claims
- 4959US7992172B1Method and systems for multicast using multiple transport streamsCOX COMMUNICATIONS INC·Filed 2000·Granted Aug 2, 2011·4 cites·20 claims
- 5058US8863190B1Method and apparatus for providing targeted advertisementsGORDON DONALD F·Filed 2011·Granted Oct 14, 2014·0 cites·17 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →