CA1321025C - Speech signal coding/decoding system - Google Patents
Speech signal coding/decoding systemInfo
- Publication number
- CA1321025C CA1321025C CA000581746A CA581746A CA1321025C CA 1321025 C CA1321025 C CA 1321025C CA 000581746 A CA000581746 A CA 000581746A CA 581746 A CA581746 A CA 581746A CA 1321025 C CA1321025 C CA 1321025C
- Authority
- CA
- Canada
- Prior art keywords
- filter
- term predictive
- output
- shaping
- speech signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63088922A JP3074680B2 (ja) | 1988-04-13 | 1988-04-13 | 音声復号器のポスト雑音整形フィルタ |
JP88922/88 | 1988-04-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1321025C true CA1321025C (en) | 1993-08-03 |
Family
ID=13956406
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000581746A Expired - Fee Related CA1321025C (en) | 1988-04-13 | 1988-10-31 | Speech signal coding/decoding system |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP3074680B2 (ja) |
CA (1) | CA1321025C (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3274451B2 (ja) * | 1990-02-23 | 2002-04-15 | 株式会社東芝 | 適応ポストフィルタ及び適応ポストフィルタリング方法 |
JP3071800B2 (ja) * | 1990-02-23 | 2000-07-31 | 株式会社東芝 | 適応ポストフィルタ |
JP3076086B2 (ja) * | 1991-06-28 | 2000-08-14 | シャープ株式会社 | 音声合成装置用ポストフィルタ |
ES2164640T3 (es) * | 1991-08-02 | 2002-03-01 | Sony Corp | Codificador digital con asignacion dinamica de bits de cuantificacion. |
US5710862A (en) * | 1993-06-30 | 1998-01-20 | Motorola, Inc. | Method and apparatus for reducing an undesirable characteristic of a spectral estimate of a noise signal between occurrences of voice signals |
JP3360423B2 (ja) * | 1994-06-21 | 2002-12-24 | 三菱電機株式会社 | 音声強調装置 |
EP0788091A3 (en) * | 1996-01-31 | 1999-02-24 | Kabushiki Kaisha Toshiba | Speech encoding and decoding method and apparatus therefor |
JP4735711B2 (ja) | 2008-12-17 | 2011-07-27 | ソニー株式会社 | 情報符号化装置 |
JP2010160496A (ja) * | 2010-02-15 | 2010-07-22 | Toshiba Corp | 信号処理装置および信号処理方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0727398B2 (ja) * | 1985-02-12 | 1995-03-29 | 日本電気株式会社 | 定数可変型聴感的重み付けフイルタ |
JPS62111300A (ja) * | 1985-11-08 | 1987-05-22 | 松下電器産業株式会社 | 音声分析合成回路 |
JPS62111299A (ja) * | 1985-11-08 | 1987-05-22 | 松下電器産業株式会社 | 音声信号特徴抽出回路 |
-
1988
- 1988-04-13 JP JP63088922A patent/JP3074680B2/ja not_active Expired - Lifetime
- 1988-10-31 CA CA000581746A patent/CA1321025C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH01261930A (ja) | 1989-10-18 |
JP3074680B2 (ja) | 2000-08-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKLA | Lapsed |