Electrical audio signal processing systems and devices – Binaural and stereophonic – Hearing aid
Patent
1990-05-03
1992-05-26
Isen, Forester W.
Electrical audio signal processing systems and devices
Binaural and stereophonic
Hearing aid
H04R 502
Patent
active
051174596
ABSTRACT:
Sound reproduction apparatus includes a loudspeaker system having a plurality of drivers for producing audio signals in response to respective electrical right and left stereophonic signals. A first of these drivers has a voice coil wired and connected in circuit for producing an audio output signal representing one of the electrical right and left stereophonic signals. A second of these drivers has a dual voice coil wired and connected in circuit for producing an audio output signal representing a difference between the one of the electrical right and left stereophonic signals reproduced by the first driver and the other stereophonic signal.
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A Psychoacoustically Optimized Loudspeaker, Kantor et al. Journal of Audio Engineering Soc., vol. 34, No. 12, pp. 990-996 Dec., 1986.
Chicago Steel Rule Die & Fabricators Co.
Isen Forester W.
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