Infra bass

Details Infra bass Infra bass

2005-11-01

2005-11-01

Woo, Stella (Department: 2643)

Electrical audio signal processing systems and devices

Including frequency control

C381S061000

Reexamination Certificate

active

06961435

ABSTRACT:
To improve the aural sensation from an input signal of an audio reproduction system a bandwidth extension device can be used. The bandwidth extension device includes a first and a second signal path and an analyzer for selecting the created signal which fits most for the current input signal.

REFERENCES:
patent: 4790014 (1988-12-01), Watanabe et al.
patent: 6285767 (2001-09-01), Klayman
patent: 6343130 (2002-01-01), Yamazaki
patent: 6381333 (2002-04-01), Suzuki
patent: 0240286 (1987-10-01), None
patent: 08123421 (1996-05-01), None
patent: WO0014998 (2000-03-01), None

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