JPS4860570A - - Google Patents
Info
- Publication number
- JPS4860570A JPS4860570A JP9135772A JP9135772A JPS4860570A JP S4860570 A JPS4860570 A JP S4860570A JP 9135772 A JP9135772 A JP 9135772A JP 9135772 A JP9135772 A JP 9135772A JP S4860570 A JPS4860570 A JP S4860570A
- 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
- H03M3/02—Delta modulation, i.e. one-bit differential modulation
- H03M3/022—Delta modulation, i.e. one-bit differential modulation with adaptable step size, e.g. adaptive delta modulation [ADM]
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20036271A | 1971-11-19 | 1971-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4860570A true JPS4860570A (it) | 1973-08-24 |
Family
ID=22741403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9135772A Pending JPS4860570A (it) | 1971-11-19 | 1972-09-13 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4860570A (it) |
| CA (1) | CA1007377A (it) |
| DE (1) | DE2256112A1 (it) |
| FR (1) | FR2160392A1 (it) |
| GB (1) | GB1377111A (it) |
| IT (1) | IT969834B (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3916314A (en) * | 1974-04-08 | 1975-10-28 | Ibm | Non-linear filter for delta modulator output using shift register and table lookup |
| US3971987A (en) * | 1975-02-07 | 1976-07-27 | International Business Machines Corporation | Gain method and apparatus for a delta modulator |
| DE2932121C2 (de) * | 1979-08-08 | 1982-09-30 | TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg | Verfahren für adaptive δ-Modulation |
| FR2543380B1 (fr) * | 1983-03-24 | 1985-07-26 | Labo Cent Telecommunicat | Procede et dispositif de transcodage d'un signal numerique mic et application au codage analogique-numerique d'un signal analogique a large bande |
-
1972
- 1972-09-13 JP JP9135772A patent/JPS4860570A/ja active Pending
- 1972-10-24 GB GB4906972A patent/GB1377111A/en not_active Expired
- 1972-10-24 IT IT3084172A patent/IT969834B/it active
- 1972-10-25 FR FR7238485A patent/FR2160392A1/fr not_active Withdrawn
- 1972-11-01 CA CA155,567A patent/CA1007377A/en not_active Expired
- 1972-11-16 DE DE19722256112 patent/DE2256112A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2160392A1 (it) | 1973-06-29 |
| DE2256112A1 (de) | 1973-05-24 |
| CA1007377A (en) | 1977-03-22 |
| IT969834B (it) | 1974-04-10 |
| GB1377111A (en) | 1974-12-11 |