Assignee
DOUG CARSON & ASSOCIATES INC
US·16 granted patents·4 pending applications·242 citations·filing 2000–2014
Top patents by PatentIndex Score
20 records- 0192US6477124B2Varying the rate at which data appear on an optical disc rotated at a constant linear velocity to prevent unauthorized duplication of the discDOUG CARSON & ASSOCIATES INC·Filed 2001·Granted Nov 5, 2002·38 cites·19 claims
- 0287US6469969B2Individual adjustment of pit and land transition locations in an optical disc mastering processDOUG CARSON & ASSOCIATES INC·Filed 2001·Granted Oct 22, 2002·99 cites·13 claims
- 0384US8433143B1Automated detection of video artifacts in an information signalDOUG CARSON & ASSOCIATES INC·Filed 2012·Granted Apr 30, 2013·22 cites·26 claims
- 0483US6715122B2Copy protection through symbol substitution and induced errorsDOUG CARSON & ASSOCIATES INC·Filed 2001·Granted Mar 30, 2004·21 cites·19 claims
- 0583US6487155B1Optical disc authentication using alternate data modulation encoding schemesDOUG CARSON & ASSOCIATES INC·Filed 2001·Granted Nov 26, 2002·21 cites·18 claims
- 0678US7907492B1Data storage medium with improved multi-session recording formatDOUG CARSON & ASSOCIATES INC·Filed 2005·Granted Mar 15, 2011·3 cites·25 claims
- 0774US7590039B2Radial separation distance determination for a data storage mediumDOUG CARSON & ASSOCIATES INC·Filed 2005·Granted Sep 15, 2009·2 cites·16 claims
- 0873US6973573B1Detection of a digital data fingerprintDOUG CARSON & ASSOCIATES INC·Filed 2001·Granted Dec 6, 2005·10 cites·11 claims
- 0972US7805764B1Sequencing data blocks to provide hidden data on a recording mediumDOUG CARSON & ASSOCIATES INC·Filed 2000·Granted Sep 28, 2010·9 cites·19 claims
- 1071US6768709B2Hiding digital data in a digital audio or video carrier signalDOUG CARSON & ASSOCIATES INC·Filed 2001·Granted Jul 27, 2004·9 cites·8 claims
- 1170US8761014B1Authenticating a data transmission by varying a rate thereofDOUG CARSON & ASSOCIATES INC·Filed 2012·Granted Jun 24, 2014·2 cites·29 claims
- 1260US6717899B1Optical disc hidden data techniqueDOUG CARSON & ASSOCIATES INC·Filed 2001·Granted Apr 6, 2004·4 cites·17 claims
- 1359US9177593B2Image archive discDOUG CARSON & ASSOCIATES INC·Filed 2014·Granted Nov 3, 2015·0 cites·20 claims
- 1451US7684307B2Identifier tag to track layers in a multi-layer optical discDOUG CARSON & ASSOCIATES INC·Filed 2004·Granted Mar 23, 2010·1 cites·25 claims
- 1551US7568081B2Authenticating a data storage medium using predetermined inter-sector relationshipsDOUG CARSON & ASSOCIATES INC·Filed 2003·Granted Jul 28, 2009·1 cites·39 claims
- 1643US7710854B2Multi-layer optical disc formatDOUG CARSON & ASSOCIATES INC·Filed 2004·Granted May 4, 2010·0 cites·37 claims
- 1741US2004174787A1Recordable medium having a data recording area with an embedded non-recordable zoneDOUG CARSON & ASSOCIATES INC·Filed 2004·Application pending·0 cites
- 1840US2013141643A1Audio-Video Frame Synchronization in a Multimedia StreamDOUG CARSON & ASSOCIATES INC·Filed 2012·Application pending·0 cites
- 1937US2010195469A1Media Pre-Write With Track-Aligned Write Beam Deflection and Write Frequency AdjustmentDOUG CARSON & ASSOCIATES INC·Filed 2010·Application pending·0 cites
- 2037US2010195461A1Multi-Session Pre-Recorded Storage MediumDOUG CARSON & ASSOCIATES INC·Filed 2010·Application pending·0 cites
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