JPH0331287B2 - - Google Patents
Info
- Publication number
- JPH0331287B2 JPH0331287B2 JP25140685A JP25140685A JPH0331287B2 JP H0331287 B2 JPH0331287 B2 JP H0331287B2 JP 25140685 A JP25140685 A JP 25140685A JP 25140685 A JP25140685 A JP 25140685A JP H0331287 B2 JPH0331287 B2 JP H0331287B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- signals
- digital
- signal
- pulse width
- 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
Links
- 238000006243 chemical reaction Methods 0.000 claims description 19
- 230000003044 adaptive effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 230000006870 function Effects 0.000 claims description 6
- 230000010354 integration Effects 0.000 claims description 6
- 238000013139 quantization Methods 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Landscapes
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60251406A JPS62110328A (ja) | 1985-11-08 | 1985-11-08 | 音程復元装置 |
| KR1019860002465A KR900001591B1 (ko) | 1985-04-02 | 1986-04-01 | 음정복원장치 |
| US06/846,907 US4722009A (en) | 1985-04-02 | 1986-04-01 | Tone restoring apparatus |
| DE8686302439T DE3674041D1 (de) | 1985-04-02 | 1986-04-02 | Tonwiederherstellungsgeraet. |
| EP86302439A EP0197758B1 (en) | 1985-04-02 | 1986-04-02 | Tone restoring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60251406A JPS62110328A (ja) | 1985-11-08 | 1985-11-08 | 音程復元装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62110328A JPS62110328A (ja) | 1987-05-21 |
| JPH0331287B2 true JPH0331287B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-05-02 |
Family
ID=17222367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60251406A Granted JPS62110328A (ja) | 1985-04-02 | 1985-11-08 | 音程復元装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62110328A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1985
- 1985-11-08 JP JP60251406A patent/JPS62110328A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62110328A (ja) | 1987-05-21 |