| Patent Number |
Title Of Patent |
Date Issued |
| 5440638 |
Stereo enhancement system |
August 8, 1995 |
| The sound field in a stereo reproduction system is enhanced by a preprocessor that removes a portion of the audio information that is common or substantially common to both the left and right stereo input signals before processing the signals in left and right sound placement filters |
| 5436975 |
Apparatus for cross fading out of the head sound locations |
July 25, 1995 |
| A system for use with headphones provides sound imaging positioning that can accurately locate the sound image at any one of a number of points surrounding the listener and can smoothly fade the sound position from one point to the next as the apparent sound source moves relative to the |
| 5208860 |
Sound imaging method and apparatus |
May 4, 1993 |
| The illusion of distinct sound sources distributed throughout the three-dimensional space containing the listener is possible using only conventional stereo playback equipment by processing monaural sound signals prior to playback on two spaced-apart transducers. A plurality of such |
| 5138660 |
Sound imaging apparatus connected to a video game |
August 11, 1992 |
| Sound location information provided in the game program of a video game is employed by a sound processor to produce two-channel sound signals that provide an apparent location of a sound source to the video game player that need not correspond to the actual locations of the loudspeakers. |
| 5105462 |
Sound imaging method and apparatus |
April 14, 1992 |
| The illusion of distinct sound sources distributed throughout the three-dimensional space containing the listener is possible using only conventional stereo playback equipment by processing monaural sound signals prior to playback on two spaced-apart transducers. A plurality of such |
| 5052685 |
Sound processor for video game |
October 1, 1991 |
| The game software for a video game system includes audio data and sound positioning information, in order that the audio data can be processed in accordance with the sound positioning information and played back over two spaced-apart speakers to give the player the impression that the so |
| 5046097 |
Sound imaging process |
September 3, 1991 |
| A process is described to produce the illusion of distinct sound sources distributed throughout the three-dimensional space containing the listener, using conventional stereo playback equipment. The present process places an apparent image of the assumed sound source in a predetermin |
| 5026051 |
Sound imaging apparatus for a video game system |
June 25, 1991 |
| A game software for a video game system includes sound positioning information that utilizes two spaced-apart speakers to give the player the impression that the sound is emanating from a location other than the actual speaker locations, for example, to the far right or the far left of |
