US3102263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Doppler radar system
Assignee: Laboratory For Electronics Inc
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Filing: 1956-09-10
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Granted: 1963-08-27
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Expires: 1976-09-10
Abstract
No abstract record available.
Inventors
- 👤 Maurice A Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:57
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/50; G01S13/58; G01S13/60; G01S7/00; G01S7/02; G01S7/28; G01S7/285; G01S7/288
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN A DOPPLER RADAR SYSTEM APPARATUS COMPRISING, A SOURCE OF COHERENTLY GENERATED HIGH FREQUENCY TRANSMITTED AND LOCAL OSCILLATOR SIGNALS, MEANS FOR PULSING SAID TRANSMITTED SIGNAL TO PROVIDE HIGH FREQUENCY ENERGY PULSES SEPARATED BY INTERVALS SUBSTANTIALLY EQUAL TO THE DURATION OF SAID PULSES, MEANS FOR RADIATING A PLURALITY OF PENCIL BEAMS OF HIGH FREQUENCY IN RESPONSE TO AND OF THE SAME FREQUENCY AS SAID PULSES, MEANS FOR RECEIVING THE ENERGY FROM EACH BEAM RETURNED FROM A SCATTERING SURFACE, AND MEANS FOR MIXING THE RETURNED ENERGY FROM EACH BEAM WITH SAID LOCAL OSCILLATOR SIGNAL.
Claim 2
Dependent Claim
92 words
IN A DOPPLER RADAR SYSTEM APPARATUS COMPRISING, A SOURCE OF COHERENTLY GENERATED HIGH FREQUENCY TRANSMITTED AND LOCAL OSCILLATOR SIGNALS, MEANS FOR PULSING SAID TRANSMITTED SIGNAL TO PROVIDE HIGH FREQUENCY ENERGY PULSES SEPARATED BY INTERVALS SUBSTANTIALLY EQUAL TO THE DURATION OF SAID PULSES, MEANS FOR RADIATING A PLURALITY OF PENCIL BEAMS OF HIGH FREQUENCY IN RESPONSE TO AND OF THE SAME FREQUENCY AS SAID PULSES, MEANS FOR RECEIVING THE ENERGY FROM EACH BEAM RETURNED FROM A SCATTERING SURFACE, AND MEANS FOR MIXING THE RETURNED ENERGY FROM EACH BEAM WITH SAID LOCAL OSCILLATOR SIGNAL.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |