Title:
適応ノイズシェーピング変調を備えるオーディオ信号処理
Document Type and Number:
Japanese Patent JP2004508755
Kind Code:
A
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:
Nuayten Petrus ACM
Leafman derck
Leafman derck
Application Number:
JP2002525656A
Publication Date:
March 18, 2004
Filing Date:
September 06, 2001
Export Citation:
Assignee:
Koninklijke Philips Electronics N.V.
International Classes:
G10L19/00; G10L19/002; G10L19/02; G10L19/035; G10L19/24; G11B20/00; G11B20/10; H03M3/02; H03M7/30; H04B14/06; (IPC1-7): H03M3/02; G10L19/00
Attorney, Agent or Firm:
Susumu Tsugaru
Akihiko Miyazaki
Hiroyoshi Aoki
Akihiko Miyazaki
Hiroyoshi Aoki