Assignee
Q SOUND LTD
US·20 granted patents·2 pending applications·1,503 citations·filing 1988–2013
Top patents by PatentIndex Score
22 records- 0196US5371799AStereo headphone sound source localization systemQ SOUND LTD·Filed 1993·Granted Dec 6, 1994·271 cites·8 claims
- 0294US5046097ASound imaging processQ SOUND LTD·Filed 1988·Granted Sep 3, 1991·127 cites·2 claims
- 0392US5105462ASound imaging method and apparatusQ SOUND LTD·Filed 1991·Granted Apr 14, 1992·135 cites·10 claims
- 0491US6125115ATeleconferencing method and apparatus with three-dimensional sound positioningQ SOUND LTD·Filed 1998·Granted Sep 26, 2000·128 cites·15 claims
- 0591US5208860ASound imaging method and apparatusQ SOUND LTD·Filed 1991·Granted May 4, 1993·118 cites·6 claims
- 0691US5052685ASound processor for video gameQ SOUND LTD·Filed 1989·Granted Oct 1, 1991·84 cites·17 claims
- 0787US5026051ASound imaging apparatus for a video game systemQ SOUND LTD·Filed 1989·Granted Jun 25, 1991·57 cites·9 claims
- 0884US5436975AApparatus for cross fading out of the head sound locationsQ SOUND LTD·Filed 1994·Granted Jul 25, 1995·72 cites·16 claims
- 0979US5809149AApparatus for creating 3D audio imaging over headphones using binaural synthesisQ SOUND LTD·Filed 1996·Granted Sep 15, 1998·73 cites·12 claims
- 1074US5870481AMethod and apparatus for localization enhancement in hearing aidsQ SOUND LTD·Filed 1996·Granted Feb 9, 1999·73 cites·32 claims
- 1173US6421446B1Apparatus for creating 3D audio imaging over headphones using binaural synthesis including elevationQ SOUND LTD·Filed 1998·Granted Jul 16, 2002·69 cites·20 claims
- 1272US5138660ASound imaging apparatus connected to a video gameQ SOUND LTD·Filed 1989·Granted Aug 11, 1992·29 cites·16 claims
- 1370US5440638AStereo enhancement systemQ SOUND LTD·Filed 1993·Granted Aug 8, 1995·40 cites·14 claims
- 1466US6236730B1Full sound enhancement using multi-input sound signalsQ SOUND LTD·Filed 1997·Granted May 22, 2001·50 cites·60 claims
- 1563US6198826B1Qsound surround synthesis from stereoQ SOUND LTD·Filed 1998·Granted Mar 6, 2001·48 cites·36 claims
- 1657US7003119B1Matrix surround decoder/virtualizerQ SOUND LTD·Filed 1999·Granted Feb 21, 2006·36 cites·9 claims
- 1753US6195434B1Apparatus for creating 3D audio imaging over headphones using binaural synthesisQ SOUND LTD·Filed 1998·Granted Feb 27, 2001·28 cites·42 claims
- 1851US5974153AMethod and system for sound expansionQ SOUND LTD·Filed 1997·Granted Oct 26, 1999·31 cites·15 claims
- 1943US5774556AStereo enhancement system including sound localization filtersQ SOUND LTD·Filed 1995·Granted Jun 30, 1998·22 cites·4 claims
- 2043US2014037100A1Multi-microphone noise reduction using enhanced reference noise signalQ SOUND LTD·Filed 2013·Application pending·0 cites
- 2138US2006182284A1System and method for processing audio data for narrow geometry speakersQ SOUND LTD·Filed 2005·Application pending·0 cites
- 2234US5838800AApparatus for enhancing stereo effect with central sound image maintenance circuitQ SOUND LTD·Filed 1995·Granted Nov 17, 1998·12 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →