BE646660A - - Google Patents
Info
- Publication number
- BE646660A BE646660A BE646660DA BE646660A BE 646660 A BE646660 A BE 646660A BE 646660D A BE646660D A BE 646660DA BE 646660 A BE646660 A BE 646660A
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise
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)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB15070/63A GB1039342A (en) | 1963-04-17 | 1963-04-17 | Improvements in or relating to decoding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE646660A true BE646660A (xx) | 1964-10-19 |
Family
ID=10052501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE646660D BE646660A (xx) | 1963-04-17 | 1964-04-17 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3305857A (xx) |
| BE (1) | BE646660A (xx) |
| BR (1) | BR6458483D0 (xx) |
| CH (1) | CH430793A (xx) |
| DE (1) | DE1202328B (xx) |
| GB (1) | GB1039342A (xx) |
| NL (1) | NL6404100A (xx) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3462757A (en) * | 1964-11-12 | 1969-08-19 | Westinghouse Electric Corp | Memory and conversion circuit |
| FR1460676A (fr) * | 1965-09-15 | 1966-01-07 | Labo Cent Telecommunicat | Décodeur non linéaire à caractéristique discontinue |
| FR1460695A (fr) * | 1965-09-23 | 1966-01-07 | Labo Cent Telecommunicat | Décodeur non linéaire à caractéristique discontinue |
| FR1518697A (fr) * | 1966-11-28 | 1968-03-29 | Labo Cent Telecommunicat | Décodeur non linéaire à caractéristique discontinue |
| DE1291777B (de) * | 1967-12-23 | 1969-04-03 | Siemens Ag | Nichtlinearer elektronischer Digital-Analogumsetzer |
| US3573795A (en) * | 1968-03-06 | 1971-04-06 | Gen Dynamics Corp | Systems for converting information from digital-to-analog form and vice versa |
| FR1577433A (xx) * | 1968-04-30 | 1969-08-08 | ||
| FR1583989A (xx) * | 1968-06-25 | 1969-12-12 | ||
| US3558863A (en) * | 1969-03-27 | 1971-01-26 | Sanders Associates Inc | Coordinate converter using multiplying digital-to-analog converters |
| US3699568A (en) * | 1970-12-21 | 1972-10-17 | Motorola Inc | Weighted ladder technique |
| US3691552A (en) * | 1971-05-17 | 1972-09-12 | Honeywell Inc | Inverse digital to analog converter |
| GB1360943A (en) * | 1972-02-24 | 1974-07-24 | Marconi Co Ltd | Digital-to-analogue converters |
| US3893102A (en) * | 1973-11-02 | 1975-07-01 | Bell Telephone Labor Inc | Digital-to-analog converter using differently decoded bit groups |
| US4292625A (en) * | 1979-07-12 | 1981-09-29 | Advanced Micro Devices, Inc. | Monolithic digital-to-analog converter |
| JPH0377429A (ja) * | 1989-08-21 | 1991-04-03 | Fujitsu Ltd | ディジタル・アナログ変換器 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE572049A (xx) * | 1957-12-03 | 1900-01-01 | ||
| US2957943A (en) * | 1958-06-09 | 1960-10-25 | Bell Telephone Labor Inc | Pulse code device |
| US3102258A (en) * | 1959-10-12 | 1963-08-27 | Gen Dynamics Corp | Binary code to analog converter |
-
1963
- 1963-04-17 GB GB15070/63A patent/GB1039342A/en not_active Expired
-
1964
- 1964-03-30 US US355650A patent/US3305857A/en not_active Expired - Lifetime
- 1964-04-10 DE DEST21958A patent/DE1202328B/de active Pending
- 1964-04-13 CH CH471364A patent/CH430793A/de unknown
- 1964-04-15 NL NL6404100A patent/NL6404100A/xx unknown
- 1964-04-16 BR BR158483/64A patent/BR6458483D0/pt unknown
- 1964-04-17 BE BE646660D patent/BE646660A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6404100A (xx) | 1964-10-19 |
| CH430793A (de) | 1967-02-28 |
| DE1202328B (de) | 1965-10-07 |
| BR6458483D0 (pt) | 1973-10-23 |
| GB1039342A (en) | 1966-08-17 |
| US3305857A (en) | 1967-02-21 |