Aureal Semiconductor Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 899
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 4443
 
  
 
G10H ELECTROPHONIC MUSICAL INSTRUMENTS 229
 
  
 
H03G CONTROL OF AMPLIFICATION 250
 
  
 
H04S STEREOPHONIC SYSTEMS 229
 
  
 
G10K SOUND-PRODUCING DEVICES 134

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6973192 Dynamic acoustic renderingMay 04, 99Dec 06, 05[H04R]
6839438 Positional audio renderingAug 02, 00Jan 04, 05[H04R]
6526518 Programmable busMay 20, 98Feb 25, 03[G06F]
6175631 Method and apparatus for decorrelating audio signalsJul 09, 99Jan 16, 01[H04R]
6167465 System for managing multiple DMA connections between a peripheral device and a memory and performing real-time operations on data carried by a selected DMA connectionMay 20, 98Dec 26, 00[G06F]
6148086 Method and apparatus for replacing a voice with an original lead singer's voice on a karaoke machineMay 16, 97Nov 14, 00[H03G]
6072877 Three-dimensional virtual audio display employing reduced complexity imaging filtersAug 06, 97Jun 06, 00[H04R]
6051772 Method and apparatus for emulating a frequency modulation deviceJul 15, 97Apr 18, 00[G10H]
6009178 Method and apparatus for crosstalk cancellationSep 16, 96Dec 28, 99[H04R]
5969282 Method and apparatus for adjusting the pitch and timbre of an input signal in a controlled mannerJul 28, 98Oct 19, 99[G10H]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7010370 System and method for adjusting delay of an audio signalExpiredAug 30, 99Mar 07, 06[G06F]

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