Title:
オーディオ信号圧縮
Document Type and Number:
Japanese Patent JP4950407
Kind Code:
B2
Abstract:
Estimating a compression gain obtainable in compressing a given audio signal, comprising extracting a signal power in a selected frequency band of the given audio signal, and obtaining an estimation of the compression gain by correlation with the extracted signal power.
Inventors:
Lehman, Delk
Nuiten, Petrus Ursem
Nuiten, Petrus Ursem
Application Number:
JP2002525655A
Publication Date:
June 13, 2012
Filing Date:
September 06, 2001
Export Citation:
Assignee:
IPG Electronics 503 Limited
International Classes:
G10L19/00; G10L19/002; G10L19/02; G10L19/035; G10L19/24; G11B20/00; G11B20/10; H03M3/02; H03M7/30; H04B14/06
Domestic Patent References:
| JP2000502539A | ||||
| JP2001501421A | ||||
| JP2000505272A | ||||
| JP2004508755A |
Attorney, Agent or Firm:
Tadahiko Ito
Shinsuke Onuki
Tadashige Ito
Shinsuke Onuki
Tadashige Ito