US3102978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable frequency oscillator
Assignee: Individual
•
Filing: 1962-01-03
•
Granted: 1963-09-03
•
Expires: 1982-01-03
Abstract
No abstract record available.
Inventors
- 👤 Bernard B Bossard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:23
CPC Classifications
H; H03; H03F; H03F7/00; H03F7/04; H03C; H03C7/00; H03C7/02; H03C7/025; H03C7/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A SIGNAL GENERATOR COMPRISING A KLYSTRON TUNED TO A FIRST FREQUENCY; A RECTANGULAR WAVEGUIDE SECTION INCLUDING A BAND-PASS FILTER AT SAID FIRST FREQUENCY COUPLED TO SAID KLYSTRON; E-H TUNING STUBS, TUNED TO A SECOND FREQUENCY, COUPLED TO SAID WAVE GUIDE SECTION; A FIRST COAXIAL CABLE, TUNED TO A THIRD FREQUENCY, HAVING A CENTER CONDUCTOR PROJECTING WITHIN ONE SIDE OF SAID WAVEGUIDE SECTION; A SECOND COAXIAL CABLE, TUNED TO A FOURTH FREQUENCY, HAVING A CENTER CONDUCTOR PROJECTING WITHIN THE OPPOSING SIDE OF SAID WAVEGUIDE SECTION; A VARACTOR DIODE CONNECTED BETWEEN THE CENTER CONDUCTORS OF SAID FIRST AND SECOND COAXIAL CABLES; AND AN OUTPUT CIRCUIT COUPLED TO SAID SECOND COAXIAL CABLE; SAID SECOND FREQUENCY BEING THE FOURTH HARMONIC OF SAID FIRST FREQUENCY, SAID THIRD FREQUENCY BEING LESS THAN SAID FIRST FREQUENCY, AND SAID FOURTH FREQUENCY BEING THE DIFFERENCE BETWEEN SAID SECOND AND SAID THIRD FREQUENCIES.
Claim 2
Dependent Claim
143 words
A SIGNAL GENERATOR COMPRISING A KLYSTRON TUNED TO A FIRST FREQUENCY; A RECTANGULAR WAVEGUIDE SECTION INCLUDING A BAND-PASS FILTER AT SAID FIRST FREQUENCY COUPLED TO SAID KLYSTRON; E-H TUNING STUBS, TUNED TO A SECOND FREQUENCY, COUPLED TO SAID WAVE GUIDE SECTION; A FIRST COAXIAL CABLE, TUNED TO A THIRD FREQUENCY, HAVING A CENTER CONDUCTOR PROJECTING WITHIN ONE SIDE OF SAID WAVEGUIDE SECTION; A SECOND COAXIAL CABLE, TUNED TO A FOURTH FREQUENCY, HAVING A CENTER CONDUCTOR PROJECTING WITHIN THE OPPOSING SIDE OF SAID WAVEGUIDE SECTION; A VARACTOR DIODE CONNECTED BETWEEN THE CENTER CONDUCTORS OF SAID FIRST AND SECOND COAXIAL CABLES; AND AN OUTPUT CIRCUIT COUPLED TO SAID SECOND COAXIAL CABLE; SAID SECOND FREQUENCY BEING THE FOURTH HARMONIC OF SAID FIRST FREQUENCY, SAID THIRD FREQUENCY BEING LESS THAN SAID FIRST FREQUENCY, AND SAID FOURTH FREQUENCY BEING THE DIFFERENCE BETWEEN SAID SECOND AND SAID THIRD FREQUENCIES.
References Cited (Backward Citations)
US3048783A
Cited
US3025448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |