BE475489A - - Google Patents
Info
- Publication number
- BE475489A BE475489A BE475489DA BE475489A BE 475489 A BE475489 A BE 475489A BE 475489D A BE475489D A BE 475489DA BE 475489 A BE475489 A BE 475489A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/04—Position modulation, i.e. PPM
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US423744A US2300436A (en) | 1941-12-20 | 1941-12-20 | Phase modulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE475489A true BE475489A (xx) |
Family
ID=23680016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE475489D BE475489A (xx) | 1941-12-20 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2300436A (xx) |
| BE (1) | BE475489A (xx) |
| FR (1) | FR950443A (xx) |
| GB (1) | GB625530A (xx) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2565410A (en) * | 1944-09-20 | 1951-08-21 | Philco Corp | Controllable electrical delay means |
| US2821632A (en) * | 1944-09-25 | 1958-01-28 | Byron T Wright | Apparatus for producing ions of vaporizable materials |
| US2465827A (en) * | 1945-02-05 | 1949-03-29 | Zenith Radio Corp | Communication system |
| US2684449A (en) * | 1946-03-19 | 1954-07-20 | Raytheon Mfg Co | Commutator tube |
| US2553566A (en) * | 1946-10-07 | 1951-05-22 | Farnsworth Res Corp | Phase modulated wave generator |
| FR958604A (xx) * | 1947-12-23 | 1950-03-15 | ||
| US2638539A (en) * | 1949-05-28 | 1953-05-12 | Rca Corp | Apparatus for converting electrical frequency variations into amplitude variations |
| US2975359A (en) * | 1957-12-04 | 1961-03-14 | Friedrich M O Foerster | Electrical apparatus |
-
0
- BE BE475489D patent/BE475489A/xx unknown
-
1941
- 1941-12-20 US US423744A patent/US2300436A/en not_active Expired - Lifetime
-
1947
- 1947-07-29 FR FR950443D patent/FR950443A/fr not_active Expired
- 1947-08-07 GB GB21765/47A patent/GB625530A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR950443A (fr) | 1949-09-27 |
| GB625530A (en) | 1949-06-29 |
| US2300436A (en) | 1942-11-03 |