JPS6041100A - マルチパルス型ボコ−ダ - Google Patents
マルチパルス型ボコ−ダInfo
- Publication number
- JPS6041100A JPS6041100A JP58149007A JP14900783A JPS6041100A JP S6041100 A JPS6041100 A JP S6041100A JP 58149007 A JP58149007 A JP 58149007A JP 14900783 A JP14900783 A JP 14900783A JP S6041100 A JPS6041100 A JP S6041100A
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- analysis
- coefficient
- lpc
- vocoder
- 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.)
- Granted
Links
- 230000015572 biosynthetic process Effects 0.000 claims description 22
- 230000005236 sound signal Effects 0.000 claims description 22
- 238000003786 synthesis reaction Methods 0.000 claims description 22
- 230000004044 response Effects 0.000 claims description 15
- 230000003595 spectral effect Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 description 15
- 238000000034 method Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 11
- 238000004422 calculation algorithm Methods 0.000 description 10
- 238000005314 correlation function Methods 0.000 description 10
- 230000006870 function Effects 0.000 description 8
- 238000005311 autocorrelation function Methods 0.000 description 7
- 238000004364 calculation method Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000001755 vocal effect Effects 0.000 description 2
- 206010001497 Agitation Diseases 0.000 description 1
- 101100313164 Caenorhabditis elegans sea-1 gene Proteins 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58149007A JPS6041100A (ja) | 1983-08-15 | 1983-08-15 | マルチパルス型ボコ−ダ |
| CA000457390A CA1219079A (en) | 1983-06-27 | 1984-06-26 | Multi-pulse type vocoder |
| US06/625,055 US4720865A (en) | 1983-06-27 | 1984-06-26 | Multi-pulse type vocoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58149007A JPS6041100A (ja) | 1983-08-15 | 1983-08-15 | マルチパルス型ボコ−ダ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6041100A true JPS6041100A (ja) | 1985-03-04 |
| JPH0242240B2 JPH0242240B2 (cs) | 1990-09-21 |
Family
ID=15465626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58149007A Granted JPS6041100A (ja) | 1983-06-27 | 1983-08-15 | マルチパルス型ボコ−ダ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6041100A (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5263119A (en) * | 1989-06-29 | 1993-11-16 | Fujitsu Limited | Gain-shape vector quantization method and apparatus |
-
1983
- 1983-08-15 JP JP58149007A patent/JPS6041100A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5263119A (en) * | 1989-06-29 | 1993-11-16 | Fujitsu Limited | Gain-shape vector quantization method and apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0242240B2 (cs) | 1990-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6782359B2 (en) | Determining linear predictive coding filter parameters for encoding a voice signal | |
| EP0409239B1 (en) | Speech coding/decoding method | |
| EP0477960B1 (en) | Linear prediction speech coding with high-frequency preemphasis | |
| JPH02249000A (ja) | 音声符号化方式 | |
| US5235670A (en) | Multiple impulse excitation speech encoder and decoder | |
| JP2829978B2 (ja) | 音声符号化復号化方法及び音声符号化装置並びに音声復号化装置 | |
| JPS6041100A (ja) | マルチパルス型ボコ−ダ | |
| JPH058839B2 (cs) | ||
| JP3271966B2 (ja) | 符号化装置及び符号化方法 | |
| JP2560860B2 (ja) | マルチパルス型音声符号化及び復号化装置 | |
| JPH10232697A (ja) | 音声符号化方法および復号化方法 | |
| JPH0377999B2 (cs) | ||
| JPH043878B2 (cs) | ||
| JPH043876B2 (cs) | ||
| JPH043880B2 (cs) | ||
| JPH034300A (ja) | 音声符号化復号化方式 | |
| JPH01293399A (ja) | 音声符号化復号化装置及び音声符号化装置ならびに音声復号化装置 | |
| JPH05507796A (ja) | 音声の低スループット符号化の方法と装置 | |
| JPS63148300A (ja) | マルチパルス符号化装置 | |
| JPH01314300A (ja) | 音声符号化復号化方法とその装置 | |
| JPH0291697A (ja) | 音声符号化復号化方式とその装置 | |
| EP0119033A1 (en) | Speech encoder | |
| JPH0291699A (ja) | 音声符号化復号化方式 | |
| JPH0242239B2 (cs) | ||
| JPH02170199A (ja) | 音声符号化復号化方式 |