US3081050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seeker system
Assignee: Bendix Corp
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Filing: 1954-04-27
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Granted: 1963-03-12
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Expires: 1974-04-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Edmund F Lapham
- 👤 Ian H Mclaren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:24
CPC Classifications
F; F41; F41G; F41G7/00; F41G7/007; F41G7/20; F41G7/22; F41G7/2213; F41G7/2246; F41G7/2273; F41G7/2286
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
IN COMBINATION IN A SEEKER SYSTEM FOR GUIDING A MISSILE TO INTERCEPT A TARGET, MEANS FOR PRODUCING PULSES OF HIGH FREQUENCY ENERGY RECURRING AT A PREDETERMINED LOWER FREQUENCY, AN ANTENNA FOR BEAMING THESE PULSES TO A TARGET IN A REVOLVING PATTERN, THE ANTENNA ALSO SERVING TO RECEIVE THE SIGNALS REFLECTED FROM THE TARGET, MEANS INCLUDING FOUR GATED AMPLIFIERS FOR PRODUCING FOUR SIGNALS 90* OUT OF PHASE WITH ONE ANOTHER, THE RECEIVED SIGNALS BEING INTRODUCED TO THE AMPLIFIERS TO VARY THE OUTPUT OF THE AMPLIFIERS, MEANS FOR COMBINING THE OUTPUT AMPLIFIER SIGNALS OF OPPOSITE PHASE TO PRODUCE A PAIR OF ERROR SIGNALS 90* OUT OF PHASE WITH EACH OTHER, MEANS FOR SHIFTING THE PHASE OF THE ERROR SIGNALS TO COMPENSATE FOR MOVEMENTS OF THE MISSILE RELATIVE TO THE ANTENNA, AND MEANS FOR ADJUSTING THE POSITIONING OF THE MISSILE RELATIVE TO THE ANTENNA IN ACCORDANCE WITH THE PHASE SHIFTED ERROR SIGNALS TO CORRECT ANY DEVIATIONS IN THE FLIGHT OF THE MISSILE FROM A COLLISION COURSE TOWARDS THE TARGET.
Claim 2
Dependent Claim
166 words
IN COMBINATION IN A SEEKER SYSTEM FOR GUIDING A MISSILE TO INTERCEPT A TARGET, MEANS FOR PRODUCING PULSES OF HIGH FREQUENCY ENERGY RECURRING AT A PREDETERMINED LOWER FREQUENCY, AN ANTENNA FOR BEAMING THESE PULSES TO A TARGET IN A REVOLVING PATTERN, THE ANTENNA ALSO SERVING TO RECEIVE THE SIGNALS REFLECTED FROM THE TARGET, MEANS INCLUDING FOUR GATED AMPLIFIERS FOR PRODUCING FOUR SIGNALS 90* OUT OF PHASE WITH ONE ANOTHER, THE RECEIVED SIGNALS BEING INTRODUCED TO THE AMPLIFIERS TO VARY THE OUTPUT OF THE AMPLIFIERS, MEANS FOR COMBINING THE OUTPUT AMPLIFIER SIGNALS OF OPPOSITE PHASE TO PRODUCE A PAIR OF ERROR SIGNALS 90* OUT OF PHASE WITH EACH OTHER, MEANS FOR SHIFTING THE PHASE OF THE ERROR SIGNALS TO COMPENSATE FOR MOVEMENTS OF THE MISSILE RELATIVE TO THE ANTENNA, AND MEANS FOR ADJUSTING THE POSITIONING OF THE MISSILE RELATIVE TO THE ANTENNA IN ACCORDANCE WITH THE PHASE SHIFTED ERROR SIGNALS TO CORRECT ANY DEVIATIONS IN THE FLIGHT OF THE MISSILE FROM A COLLISION COURSE TOWARDS THE TARGET.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |