BE487190A - - Google Patents
Info
- Publication number
- BE487190A BE487190A BE487190DA BE487190A BE 487190 A BE487190 A BE 487190A BE 487190D A BE487190D A BE 487190DA BE 487190 A BE487190 A BE 487190A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/10—Angle modulation by means of variable impedance
- H03C3/28—Angle modulation by means of variable impedance using variable impedance driven mechanically or acoustically
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2601427X | 1948-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE487190A true BE487190A (xx) |
Family
ID=3838508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE487190D BE487190A (xx) | 1948-02-05 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2601427A (xx) |
| BE (1) | BE487190A (xx) |
| FR (1) | FR979930A (xx) |
| NL (1) | NL144687B (xx) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1633016A (en) * | 1925-07-07 | 1927-06-21 | Western Electric Co | Electric-wave-modulating system |
| US2194532A (en) * | 1937-06-25 | 1940-03-26 | Rca Corp | Phase modulation |
| US2353162A (en) * | 1942-05-29 | 1944-07-11 | Rca Corp | Frequency modulation |
-
0
- BE BE487190D patent/BE487190A/xx unknown
- NL NL63299244A patent/NL144687B/xx unknown
-
1949
- 1949-01-26 US US72888A patent/US2601427A/en not_active Expired - Lifetime
- 1949-02-03 FR FR979930D patent/FR979930A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2601427A (en) | 1952-06-24 |
| NL144687B (nl) | |
| FR979930A (fr) | 1951-05-07 |