BE700001A - - Google Patents
Info
- Publication number
- BE700001A BE700001A BE700001DA BE700001A BE 700001 A BE700001 A BE 700001A BE 700001D A BE700001D A BE 700001DA BE 700001 A BE700001 A BE 700001A
- Authority
- BE
- Belgium
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
-
- 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
- H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
- H04B14/062—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM]
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR66017A FR1489885A (fr) | 1966-06-17 | 1966-06-17 | Procédé de réduction de la bande passante dans un système de transmission par modulation en delta |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE700001A true BE700001A (de) | 1967-11-16 |
Family
ID=8611252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE700001D BE700001A (de) | 1966-06-17 | 1967-06-15 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3569834A (de) |
| BE (1) | BE700001A (de) |
| DE (1) | DE1512508B2 (de) |
| FR (1) | FR1489885A (de) |
| LU (1) | LU53897A1 (de) |
| NL (1) | NL143764B (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3772682A (en) * | 1972-04-19 | 1973-11-13 | Bell Telephone Labor Inc | Digital conversion from one pcm format to another |
| US4005411A (en) * | 1974-12-30 | 1977-01-25 | International Business Machines Corporation | Compression of gray scale imagery to less than one bit per picture element |
| US4352191A (en) * | 1980-05-19 | 1982-09-28 | Un Chong K | Hybrid companding delta modulation system |
| US4646326A (en) * | 1983-10-20 | 1987-02-24 | Motorola Inc. | QAM modulator circuit |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2732424A (en) * | 1956-01-24 | oliver | ||
| US3026375A (en) * | 1958-05-09 | 1962-03-20 | Bell Telephone Labor Inc | Transmission of quantized signals |
| US3393364A (en) * | 1965-10-23 | 1968-07-16 | Signatron | Statistical delta modulation system |
-
1966
- 1966-06-17 FR FR66017A patent/FR1489885A/fr not_active Expired
-
1967
- 1967-06-14 US US646072A patent/US3569834A/en not_active Expired - Lifetime
- 1967-06-14 DE DE1967S0110316 patent/DE1512508B2/de active Granted
- 1967-06-15 BE BE700001D patent/BE700001A/xx unknown
- 1967-06-15 NL NL676708341A patent/NL143764B/xx unknown
- 1967-06-16 LU LU53897D patent/LU53897A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1512508A1 (de) | 1969-09-11 |
| NL143764B (nl) | 1974-10-15 |
| US3569834A (en) | 1971-03-09 |
| DE1512508B2 (de) | 1976-04-22 |
| LU53897A1 (de) | 1967-08-16 |
| FR1489885A (fr) | 1967-07-28 |
| NL6708341A (de) | 1967-12-18 |