Assignee
LANDMARK DIGITAL SERVICES LLC
US·10 granted patents·2,170 citations·filing 2000–2008
Top patents by PatentIndex Score
10 records- 0199US6990453B2System and methods for recognizing sound and music signals in high noise and distortionLANDMARK DIGITAL SERVICES LLC·Filed 2001·Granted Jan 24, 2006·919 cites·114 claims
- 0298US7853664B1Method and system for purchasing pre-recorded musicLANDMARK DIGITAL SERVICES LLC·Filed 2000·Granted Dec 14, 2010·482 cites·12 claims
- 0398US7346512B2Methods for recognizing unknown media samples using characteristics of known media samplesLANDMARK DIGITAL SERVICES LLC·Filed 2006·Granted Mar 18, 2008·259 cites·19 claims
- 0497US7627477B2Robust and invariant audio pattern matchingLANDMARK DIGITAL SERVICES LLC·Filed 2004·Granted Dec 1, 2009·201 cites·18 claims
- 0596US7986913B2Method and apparatus for identificaton of broadcast sourceLANDMARK DIGITAL SERVICES LLC·Filed 2005·Granted Jul 26, 2011·42 cites·24 claims
- 0695US7865368B2System and methods for recognizing sound and music signals in high noise and distortionLANDMARK DIGITAL SERVICES LLC·Filed 2008·Granted Jan 4, 2011·64 cites·14 claims
- 0795US7359889B2Method and apparatus for automatically creating database for use in automated media recognition systemLANDMARK DIGITAL SERVICES LLC·Filed 2002·Granted Apr 15, 2008·143 cites·33 claims
- 0894US8015123B2Method and system for interacting with a user in an experiential environmentLANDMARK DIGITAL SERVICES LLC·Filed 2008·Granted Sep 6, 2011·31 cites·24 claims
- 0994US7739062B2Method of characterizing the overlap of two media segmentsLANDMARK DIGITAL SERVICES LLC·Filed 2005·Granted Jun 15, 2010·27 cites·28 claims
- 1058US7840177B2Device for monitoring multiple broadcast signalsLANDMARK DIGITAL SERVICES LLC·Filed 2007·Granted Nov 23, 2010·2 cites·15 claims
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