JPS513466B1 - - Google Patents
Info
- Publication number
- JPS513466B1 JPS513466B1 JP4225770A JP4225770A JPS513466B1 JP S513466 B1 JPS513466 B1 JP S513466B1 JP 4225770 A JP4225770 A JP 4225770A JP 4225770 A JP4225770 A JP 4225770A JP S513466 B1 JPS513466 B1 JP S513466B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/04—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM]
- H03M3/042—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM] with adaptable step size, e.g. adaptive differential pulse code modulation [ADPCM]
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4225770A JPS513466B1 (de) | 1970-05-18 | 1970-05-18 | |
| DE19712124060 DE2124060C3 (de) | 1970-05-18 | 1971-05-14 | Differentielles Codiersystem mit einem nichtlinearen Codierer |
| US05/376,808 US4021799A (en) | 1970-05-18 | 1973-07-05 | Non-linear coding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4225770A JPS513466B1 (de) | 1970-05-18 | 1970-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS513466B1 true JPS513466B1 (de) | 1976-02-03 |
Family
ID=12630961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4225770A Pending JPS513466B1 (de) | 1970-05-18 | 1970-05-18 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS513466B1 (de) |
| DE (1) | DE2124060C3 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2443769A2 (fr) * | 1978-12-08 | 1980-07-04 | Telediffusion Fse | Compression et expansion (quantification) de signaux numeriques de television a codage differentiel |
| EP0073309B1 (de) * | 1978-12-08 | 1985-07-31 | Etablissement Public de Diffusion dit "Télédiffusion de France" | Kompression und Expansion (Quantizierung) von digitalen differenzcodierten Fernsehsignalen |
| JPH0738120B2 (ja) * | 1987-07-14 | 1995-04-26 | 三菱電機株式会社 | 音声記録再生装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1186500B (de) * | 1962-08-22 | 1965-02-04 | Int Standard Electric Corp | Coder und Decoder mit nichtlinearer Quantisierungskennlinie |
| US3577138A (en) * | 1965-12-16 | 1971-05-04 | Fujitsu Ltd | Feedback type pulse amplitude modulation coding system |
| US3497624A (en) * | 1966-08-16 | 1970-02-24 | Bell Telephone Labor Inc | Continuously compounded delta modulation |
| DE1910135C3 (de) * | 1968-03-09 | 1979-06-28 | Fujitsu Ltd., Kawasaki, Kanagawa (Japan) | Nichtlinearer Kodierer |
-
1970
- 1970-05-18 JP JP4225770A patent/JPS513466B1/ja active Pending
-
1971
- 1971-05-14 DE DE19712124060 patent/DE2124060C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2124060C3 (de) | 1981-08-06 |
| DE2124060A1 (de) | 1971-11-25 |
| DE2124060B2 (de) | 1973-11-15 |