JPH0446440B2 - - Google Patents
Info
- Publication number
- JPH0446440B2 JPH0446440B2 JP59053757A JP5375784A JPH0446440B2 JP H0446440 B2 JPH0446440 B2 JP H0446440B2 JP 59053757 A JP59053757 A JP 59053757A JP 5375784 A JP5375784 A JP 5375784A JP H0446440 B2 JPH0446440 B2 JP H0446440B2
- Authority
- JP
- Japan
- Prior art keywords
- phase
- waveform
- filter
- residual waveform
- pulse
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 claims description 39
- 230000005236 sound signal Effects 0.000 claims description 14
- 238000003672 processing method Methods 0.000 claims description 11
- 230000002123 temporal effect Effects 0.000 claims description 7
- 238000004458 analytical method Methods 0.000 description 23
- 238000004364 calculation method Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000013139 quantization Methods 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 5
- 230000003044 adaptive effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000005311 autocorrelation function Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 241000370685 Arge Species 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59053757A JPS60196800A (ja) | 1984-03-21 | 1984-03-21 | 音声信号処理方式 |
| EP85103191A EP0163829B1 (de) | 1984-03-21 | 1985-03-19 | Sprachsignaleverarbeitungssystem |
| CA000477005A CA1218745A (en) | 1984-03-21 | 1985-03-20 | Speech signal processing system |
| US07/255,566 US4850022A (en) | 1984-03-21 | 1988-10-11 | Speech signal processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59053757A JPS60196800A (ja) | 1984-03-21 | 1984-03-21 | 音声信号処理方式 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60196800A JPS60196800A (ja) | 1985-10-05 |
| JPH0446440B2 true JPH0446440B2 (de) | 1992-07-29 |
Family
ID=12951685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59053757A Granted JPS60196800A (ja) | 1984-03-21 | 1984-03-21 | 音声信号処理方式 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60196800A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06250694A (ja) * | 1993-02-25 | 1994-09-09 | Idou Tsushin Syst Kaihatsu Kk | 音声符号化復号化装置 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4988942A (de) * | 1972-12-13 | 1974-08-26 | ||
| JPS5557900A (en) * | 1978-08-25 | 1980-04-30 | Western Electric Co | Speech signal processing circuit |
| JPS5714643A (en) * | 1980-06-30 | 1982-01-25 | Toray Ind Inc | Polyethylene terephthalate composition for molding |
| JPS58145994A (ja) * | 1982-02-24 | 1983-08-31 | 株式会社日立製作所 | 残差波形の抽出方法 |
-
1984
- 1984-03-21 JP JP59053757A patent/JPS60196800A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4988942A (de) * | 1972-12-13 | 1974-08-26 | ||
| JPS5557900A (en) * | 1978-08-25 | 1980-04-30 | Western Electric Co | Speech signal processing circuit |
| JPS5714643A (en) * | 1980-06-30 | 1982-01-25 | Toray Ind Inc | Polyethylene terephthalate composition for molding |
| JPS58145994A (ja) * | 1982-02-24 | 1983-08-31 | 株式会社日立製作所 | 残差波形の抽出方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60196800A (ja) | 1985-10-05 |
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| Viswanathan et al. | Medium and low bit rate speech transmission |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |