BE442470A - - Google Patents
Info
- Publication number
- BE442470A BE442470A BE442470DA BE442470A BE 442470 A BE442470 A BE 442470A BE 442470D A BE442470D A BE 442470DA BE 442470 A BE442470 A BE 442470A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
- H03B19/06—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes
- H03B19/08—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a discharge device
- H03B19/10—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a discharge device using multiplication only
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL228557X | 1940-08-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442470A true BE442470A (de) |
Family
ID=19779789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442470D BE442470A (de) | 1940-08-15 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2420740A (de) |
| BE (1) | BE442470A (de) |
| CH (1) | CH228557A (de) |
| DE (1) | DE869353C (de) |
| FR (1) | FR874733A (de) |
| GB (1) | GB604246A (de) |
| NL (1) | NL62734C (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2866089A (en) * | 1952-11-18 | 1958-12-23 | Hoffman Electronics Corp | High-frequency radio transceiver |
| US3161816A (en) * | 1960-02-29 | 1964-12-15 | Hughes Aircraft Co | Parametric even harmonic frequency multiplier |
| GB1067454A (en) * | 1963-06-21 | 1967-05-03 | Plessey Uk Ltd | Improvements in or relating to controlled frequency electrical oscillation generators |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1754749A (en) * | 1927-01-13 | 1930-04-15 | Lorenz C Ag | Short-wave generator |
| US2052888A (en) * | 1932-04-05 | 1936-09-01 | Rca Corp | Short wave signaling |
| US2190731A (en) * | 1936-06-05 | 1940-02-20 | Rca Corp | Frequency changer |
| US2253849A (en) * | 1939-11-03 | 1941-08-26 | Rca Corp | Short wave radio apparatus |
| US2323672A (en) * | 1940-01-18 | 1943-07-06 | Farnsworth Television & Radio | Frequency multiplier |
-
0
- NL NL62734D patent/NL62734C/xx active
- BE BE442470D patent/BE442470A/xx unknown
-
1941
- 1941-08-12 DE DEN2495D patent/DE869353C/de not_active Expired
- 1941-08-13 CH CH228557D patent/CH228557A/de unknown
- 1941-08-14 FR FR874733D patent/FR874733A/fr not_active Expired
-
1943
- 1943-03-17 US US479464A patent/US2420740A/en not_active Expired - Lifetime
-
1945
- 1945-11-24 GB GB31762/45A patent/GB604246A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR874733A (fr) | 1942-08-19 |
| CH228557A (de) | 1943-08-31 |
| GB604246A (en) | 1948-06-30 |
| NL62734C (de) | |
| US2420740A (en) | 1947-05-20 |
| DE869353C (de) | 1953-03-05 |