Electrical audio signal processing systems and devices – Including frequency control – Having automatic equalizer circuit
Patent
1988-10-26
1989-09-26
Isen, Forester W.
Electrical audio signal processing systems and devices
Including frequency control
Having automatic equalizer circuit
H03G 500
Patent
active
048706906
ABSTRACT:
An audio signal transmission system includes an input section, an output section and a transmission section interposed therebetween. The transmission section analyzes the spectrum of the input audio signal and performs signal processing based on the result of this analysis and in accordance with the physical response characteristic of the output section.
REFERENCES:
patent: 4306113 (1981-12-01), Morton
patent: 4583245 (1986-04-01), Gelow et al.
patent: 4602337 (1986-07-01), Cox
patent: 4633501 (1986-12-01), Werrbach
patent: 4661982 (1987-04-01), Kitazato et al.
Hosaka Masao
Negishi Hirokazu
Canon Kabushiki Kaisha
Isen Forester W.
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