【発明の名称】タンデム音声圧縮 - BRITISH BROADCASTING CORPORATION

Title:

【発明の名称】タンデム音声圧縮

Document Type and Number:

Japanese Patent JP2003530579

Kind Code:

A

Abstract:

In a system in which an auxiliary data signal is conveyed with a decoded audio signal to assist in re-encoding, signature information is provided to assist in detecting changes in the decoded audio signal which would render the auxiliary data signal of little or no use in re-encoding. The signature information is most preferably included in the auxiliary data signal.

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Inventors:

Mason, Andrew James

Application Number:

JP2000571592A

Publication Date:

October 14, 2003

Filing Date:

September 23, 1999

Export Citation:

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Assignee:

BRITISH BROADCASTING CORPORATION

International Classes:

H04B1/66; H04B14/04; G10L19/00; H04H60/04; (IPC1-7): G10L19/00; H04B14/04

Attorney, Agent or Firm:

Kazuo Shamoto (4 outside)

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