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AssigneeSony Corporation
InventorsAkifumi Kono, Toru Chinen, Minoru Tsuji
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An audio signal processing apparatus which includes an input analysis unit which analyses the characteristics of an input signal and generates an input sound feature value; an environment analysis unit which analyses the characteristics of the environmental sound and generates an environmental sound feature value; a mapping control information generation unit which generates mapping control information as control information of amplitude conversion processing to the input signal by application of the input sound feature value and the environmental sound feature value; and a mapping process unit which performs amplitude conversion on the input signal based on a linear or non-linear mapping function determined according to the mapping control information and generates an output signal.
An audio signal processing apparatus comprising:
An audio signal processing method which is executed in an audio signal processing apparatus comprising:
A program which executes audio signal processing in an audio signal processing apparatus comprising:
Dependencies are inferred from the claim text.