US3096515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna systems
Assignee: Raytheon Co
•
Filing: 1958-08-29
•
Granted: 1963-07-02
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Expires: 1978-08-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Willard W Mcleod
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:26
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/50; G01S13/58; G01S13/60; G01S1/00; G01S1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A NAVIGATION SYSTEM COMPRISING, IN COMBINATION, A TRANSMITTER; AN ANTENNA SYSTEM CONNECTED TO SAID TRANSMITTER FOR RADIATING SIGNALS FROM SAID TRANSMITTER; MEANS FOR RECEIVING RETURN ECHO SIGNALS FROM SAID ANTENNA SYSTEM, SAID ANTENNA SYSTEM INCLUDING AT LEAST THREE ANTENNAS, EACH OF SAID ANTENNAS SUBTENDING A FIRST PREDETERMINED ANGLE WITH RESPECT TO ONE OF A PLURALITY OF REFERENCE COORDINATES, AND EACH OF SAID ANTENNAS SUBTENDING A SECOND PREDETERMINED ANGLE WITH RESPECT TO ANOTHER OF SAID REFERENCE COORDINATES, SAID FIRST PREDETERMINED ANGLES BEING SUBSTANTIALLY EQUAL IN MAGNITUDE AND SAID SECOND PREDETERMINED ANGLES BEING SUBSTANTIALLY EQUAL IN MAGNITUDE; AND MEANS FOR COMBINING SAID ANTENNA SIGNALS.
Claim 2
Dependent Claim
102 words
A NAVIGATION SYSTEM COMPRISING, IN COMBINATION, A TRANSMITTER; AN ANTENNA SYSTEM CONNECTED TO SAID TRANSMITTER FOR RADIATING SIGNALS FROM SAID TRANSMITTER; MEANS FOR RECEIVING RETURN ECHO SIGNALS FROM SAID ANTENNA SYSTEM, SAID ANTENNA SYSTEM INCLUDING AT LEAST THREE ANTENNAS, EACH OF SAID ANTENNAS SUBTENDING A FIRST PREDETERMINED ANGLE WITH RESPECT TO ONE OF A PLURALITY OF REFERENCE COORDINATES, AND EACH OF SAID ANTENNAS SUBTENDING A SECOND PREDETERMINED ANGLE WITH RESPECT TO ANOTHER OF SAID REFERENCE COORDINATES, SAID FIRST PREDETERMINED ANGLES BEING SUBSTANTIALLY EQUAL IN MAGNITUDE AND SAID SECOND PREDETERMINED ANGLES BEING SUBSTANTIALLY EQUAL IN MAGNITUDE; AND MEANS FOR COMBINING SAID ANTENNA SIGNALS.
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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |