JPH0235993B2 - - Google Patents
Info
- Publication number
- JPH0235993B2 JPH0235993B2 JP58131439A JP13143983A JPH0235993B2 JP H0235993 B2 JPH0235993 B2 JP H0235993B2 JP 58131439 A JP58131439 A JP 58131439A JP 13143983 A JP13143983 A JP 13143983A JP H0235993 B2 JPH0235993 B2 JP H0235993B2
- Authority
- JP
- Japan
- Prior art keywords
- lsp
- standard pattern
- pattern
- frequency
- spectral
- 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
- 230000003595 spectral effect Effects 0.000 claims description 112
- 230000035945 sensitivity Effects 0.000 claims description 44
- 230000005236 sound signal Effects 0.000 claims description 42
- 239000000463 material Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 description 22
- 238000003786 synthesis reaction Methods 0.000 description 22
- 230000006870 function Effects 0.000 description 19
- 238000001228 spectrum Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 15
- 238000004364 calculation method Methods 0.000 description 11
- 238000012545 processing Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 239000013598 vector Substances 0.000 description 8
- 238000005259 measurement Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000007781 pre-processing Methods 0.000 description 4
- 230000001755 vocal effect Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000010187 selection method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 210000004704 glottis Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58131439A JPS6023900A (ja) | 1983-07-19 | 1983-07-19 | Ｌｓｐ型パタンマツチングボコ−ダ |
| US06/544,198 US4701955A (en) | 1982-10-21 | 1983-10-21 | Variable frame length vocoder |
| CA000439473A CA1203906A (en) | 1982-10-21 | 1983-10-21 | Variable frame length vocoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58131439A JPS6023900A (ja) | 1983-07-19 | 1983-07-19 | Ｌｓｐ型パタンマツチングボコ−ダ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6023900A JPS6023900A (ja) | 1985-02-06 |
| JPH0235993B2 true JPH0235993B2 (en:Method) | 1990-08-14 |
Family
ID=15057985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58131439A Granted JPS6023900A (ja) | 1982-10-21 | 1983-07-19 | Ｌｓｐ型パタンマツチングボコ−ダ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6023900A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0797721A (ja) * | 1993-09-24 | 1995-04-11 | Agency Of Ind Science & Technol | キトサン含有中空繊維及びそのシートの製造法 |
-
1983
- 1983-07-19 JP JP58131439A patent/JPS6023900A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6023900A (ja) | 1985-02-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3557662B2 (ja) | 音声符号化方法及び音声復号化方法、並びに音声符号化装置及び音声復号化装置 | |
| US5305421A (en) | Low bit rate speech coding system and compression | |
| KR100615480B1 (ko) | 음성 대역 확장 장치 및 음성 대역 확장 방법 | |
| JP3840684B2 (ja) | ピッチ抽出装置及びピッチ抽出方法 | |
| EP0477960B1 (en) | Linear prediction speech coding with high-frequency preemphasis | |
| JPH04270398A (ja) | 音声符号化方式 | |
| JP3687181B2 (ja) | 有声音／無声音判定方法及び装置、並びに音声符号化方法 | |
| JPH0439679B2 (en:Method) | ||
| JP2779325B2 (ja) | ボコーダーにおける前処理の相関関係式を用いたピッチ検索時間短縮方法 | |
| JPH0650440B2 (ja) | Ｌｓｐ型パタンマツチングボコ−ダ | |
| JPH0235993B2 (en:Method) | ||
| JPH0235994B2 (en:Method) | ||
| JP2605256B2 (ja) | Ｌｓｐパタンマツチングボコーダ | |
| JPH058839B2 (en:Method) | ||
| JPH05232996A (ja) | 音声符号化装置 | |
| JP2892462B2 (ja) | コード励振線形予測符号化器 | |
| JPH05265486A (ja) | 音声分析合成方法 | |
| JPS62278598A (ja) | 帯域分割型ボコ−ダ | |
| JP3092654B2 (ja) | 信号符号化装置 | |
| JPH0736119B2 (ja) | 区分的最適関数近似方法 | |
| JPH0123800B2 (en:Method) | ||
| JPH05281995A (ja) | 音声符号化方法 | |
| JPS61219998A (ja) | パタンマツチングボコ−ダ | |
| JPH043878B2 (en:Method) | ||
| JPH07104793A (ja) | 音声信号の符号化装置及び復号化装置 |