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Q SOUND LTD

Overview
  • Total Patents
    74
About

Q SOUND LTD has a total of 74 patent applications. Its first patent ever was published in 1987. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets audio-visual technology, furniture and games and telecommunications are DIMAGIC KK, IOSONO GMBH and SONICEMOTION AG.

Patent filings per year

Chart showing Q SOUND LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lowe Danny D 40
#2 Lees John W 33
#3 Cashion Terry 11
#4 Williams Simon 11
#5 Cowieson Brian 10
#6 Williams Mark 9
#7 Arthur John 8
#8 Cashion Terry K 4
#9 Smits Gerard Dirk 4
#10 Burrowes Paul 3

Latest patents

Publication Filing date Title
US2014037100A1 Multi-microphone noise reduction using enhanced reference noise signal
US2006182284A1 System and method for processing audio data for narrow geometry speakers
WO0059265A1 Matrix surround decoder/virtualizer
CA2267579A1 Matrix surround decoder/virtualizer
US7003119B1 Matrix surround decoder/virtualizer
US6421446B1 Apparatus for creating 3D audio imaging over headphones using binaural synthesis including elevation
US6198826B1 Qsound surround synthesis from stereo
US6125115A Teleconferencing method and apparatus with three-dimensional sound positioning
US6236730B1 Full sound enhancement using multi-input sound signals
US5974153A Method and system for sound expansion
US5870481A Method and apparatus for localization enhancement in hearing aids
US5809149A Apparatus for creating 3D audio imaging over headphones using binaural synthesis
US5838800A Apparatus for enhancing stereo effect with central sound image maintenance circuit
US5774556A Stereo enhancement system including sound localization filters
US5436975A Apparatus for cross fading out of the head sound locations
US5440638A Stereo enhancement system
US5371799A Stereo headphone sound source localization system
US5208860A Sound imaging method and apparatus
US5105462A Sound imaging method and apparatus
IL96553D0 Sound imaging system for a video game