US3178708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Opto-electronic panel data processor
Assignee: Individual
•
Filing: 1961-09-15
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Granted: 1965-04-13
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Expires: 1981-09-15
Abstract
No abstract record available.
Inventors
- 👤 John H Kuck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:41
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/50; G01S13/58; G01S13/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
IN A MULTICHANNEL RADAR RECEIVING SYSTEM, A COMBINATION RANGE GATE AND DOPPLER FILTER COMPRISING A PLURALITY OF SYNCHRONOUS SWITCHES RECEIVING DOPPLER SIGNALS OF DIFFERENT FREQUENCY AND SELECTIVELY APPLYING A QUARTER SAMPLE OF EACH CYCLE TO FOUR SWITCH OUTPUT LINES, A RANGE GATE IN EACH OF SAID SWITCH OUTPUT LINES, A RANGE GENERATOR CONNECTED TO SAID RANGE GATES FOR CONTROLLING OPERATION OF SAID GATES, MEANS FOR INTEGRATING EACH OF SAID QUARTER SAMPLES, MEANS FOR SUBTRACTING ALTERNATE INTEGRATED QUARTER SAMPLES CONNECTED TO SAID INTEGRATORS, A DETECTOR CONNECTED TO EACH SUBTRACTING MEANS, AND MEANS FOR SEPARATELY ADDING THE OUTPUT OF ALL DETECTORS IN EACH CHANNEL.
Claim 2
Dependent Claim
102 words
IN A MULTICHANNEL RADAR RECEIVING SYSTEM, A COMBINATION RANGE GATE AND DOPPLER FILTER COMPRISING A PLURALITY OF SYNCHRONOUS SWITCHES RECEIVING DOPPLER SIGNALS OF DIFFERENT FREQUENCY AND SELECTIVELY APPLYING A QUARTER SAMPLE OF EACH CYCLE TO FOUR SWITCH OUTPUT LINES, A RANGE GATE IN EACH OF SAID SWITCH OUTPUT LINES, A RANGE GENERATOR CONNECTED TO SAID RANGE GATES FOR CONTROLLING OPERATION OF SAID GATES, MEANS FOR INTEGRATING EACH OF SAID QUARTER SAMPLES, MEANS FOR SUBTRACTING ALTERNATE INTEGRATED QUARTER SAMPLES CONNECTED TO SAID INTEGRATORS, A DETECTOR CONNECTED TO EACH SUBTRACTING MEANS, AND MEANS FOR SEPARATELY ADDING THE OUTPUT OF ALL DETECTORS IN EACH CHANNEL.
References Cited (Backward Citations)
US2508384A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |