BE686331A - - Google Patents
Info
- Publication number
- BE686331A BE686331A BE686331DA BE686331A BE 686331 A BE686331 A BE 686331A BE 686331D A BE686331D A BE 686331DA BE 686331 A BE686331 A BE 686331A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
- H04B14/046—Systems or methods for reducing noise or bandwidth
- H04B14/048—Non linear compression or expansion
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
- H03M1/74—Simultaneous conversion
- H03M1/742—Simultaneous conversion using current sources as quantisation value generators
- H03M1/745—Simultaneous conversion using current sources as quantisation value generators with weighted currents
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR32457A FR1460695A (fr) | 1965-09-23 | 1965-09-23 | Décodeur non linéaire à caractéristique discontinue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE686331A true BE686331A (ar) | 1967-03-02 |
Family
ID=8588949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE686331D BE686331A (ar) | 1965-09-23 | 1966-09-02 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3495237A (ar) |
| BE (1) | BE686331A (ar) |
| BR (1) | BR6683111D0 (ar) |
| CH (1) | CH458440A (ar) |
| FR (1) | FR1460695A (ar) |
| GB (1) | GB1124694A (ar) |
| NL (1) | NL6613295A (ar) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1583989A (ar) * | 1968-06-25 | 1969-12-12 | ||
| US3890611A (en) * | 1972-01-24 | 1975-06-17 | Analog Devices Inc | Constant-current digital-to-analog converter |
| GB1360943A (en) * | 1972-02-24 | 1974-07-24 | Marconi Co Ltd | Digital-to-analogue converters |
| US3831013A (en) * | 1973-02-20 | 1974-08-20 | Us Navy | Correlators using shift registers |
| US3978473A (en) * | 1973-05-01 | 1976-08-31 | Analog Devices, Inc. | Integrated-circuit digital-to-analog converter |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3345505A (en) * | 1960-10-24 | 1967-10-03 | Gen Precision Systems Inc | Function generator |
| GB1004967A (en) * | 1962-11-08 | 1965-09-22 | Nippon Electric Co | An encoder and a decoder with non-linear quantization |
| GB1039342A (en) * | 1963-04-17 | 1966-08-17 | Standard Telephones Cables Ltd | Improvements in or relating to decoding equipment |
| FR1357668A (fr) * | 1963-02-04 | 1964-04-10 | Labo Cent Telecommunicat | Perfectionnements aux dispositifs de codage et de décodage non linéaires |
| US3290671A (en) * | 1963-04-29 | 1966-12-06 | Ibm | Byte decoder |
-
1965
- 1965-09-23 FR FR32457A patent/FR1460695A/fr not_active Expired
-
1966
- 1966-09-02 BE BE686331D patent/BE686331A/xx unknown
- 1966-09-16 GB GB41414/66A patent/GB1124694A/en not_active Expired
- 1966-09-21 NL NL6613295A patent/NL6613295A/xx unknown
- 1966-09-22 BR BR183111/66A patent/BR6683111D0/pt unknown
- 1966-09-23 US US581605A patent/US3495237A/en not_active Expired - Lifetime
- 1966-09-23 CH CH1377166A patent/CH458440A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1124694A (en) | 1968-08-21 |
| NL6613295A (ar) | 1967-03-28 |
| BR6683111D0 (pt) | 1973-12-27 |
| FR1460695A (fr) | 1966-01-07 |
| CH458440A (fr) | 1968-06-30 |
| US3495237A (en) | 1970-02-10 |