US3355735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radar system with independent control of transmit and receive antenna patterns
Assignee: Individual
•
Filing: 1960-03-23
•
Granted: 1967-11-28
•
Expires: 1980-03-23
Abstract
No abstract record available.
Inventors
- 👤 Herman N Chait
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:40
CPC Classifications
H; H01; H01Q; H01Q3/00; H01Q3/26; H01Q3/30; H01Q3/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
IN COMBINATION, A TRANSMITTER FOR PRODUCING RECURRENT PULSES OF ENERGY, A RECEIVER, AN ANTENNA ARRAY FOR SAID TRANSMITTER AND RECEIVER, AN ANTENNA ARRAY FOR MENTS, A PLURALITY OF DIRECTION COUPLERS FOR THE ELEMENTS CONNECTED TO THE TRANSMITTER AND RECEIVER WHEREBY TRANSMITTER ENERGY IS DELIVERED TO THE ELEMENTS AND ENERGY INTERCEPTED BY THE ELEMENTS IS DELIVERED TO THE RECEIVER, FIRST CONTROL MEANS FOR VARYING THE RELATIONSHIP OF ENERGY DELIVERED TO THE INDIVIDUAL ELEMENTS, SECOND CONTROL MEANS FOR VARYING THE RELATIONSHIP OF COUPLING OF THE INDIVIDUAL ELEMENTS TO THE RECEIVER, AND A TRANSMIT-RECEIVE SWITCH UNIT CONNECTED BETWEEN THE SECOND CONTROL MEANS AND THE RECEIVER FOR BLOCKING THE DELIVERY OF ENERGY TO THE RECEIVER DURING THE PRODUCTION OF EACH PULSE OF ENERGY BY THE TRANSMITTER.
Claim 2
Dependent Claim
122 words
IN COMBINATION, A TRANSMITTER FOR PRODUCING RECURRENT PULSES OF ENERGY, A RECEIVER, AN ANTENNA ARRAY FOR SAID TRANSMITTER AND RECEIVER, AN ANTENNA ARRAY FOR MENTS, A PLURALITY OF DIRECTION COUPLERS FOR THE ELEMENTS CONNECTED TO THE TRANSMITTER AND RECEIVER WHEREBY TRANSMITTER ENERGY IS DELIVERED TO THE ELEMENTS AND ENERGY INTERCEPTED BY THE ELEMENTS IS DELIVERED TO THE RECEIVER, FIRST CONTROL MEANS FOR VARYING THE RELATIONSHIP OF ENERGY DELIVERED TO THE INDIVIDUAL ELEMENTS, SECOND CONTROL MEANS FOR VARYING THE RELATIONSHIP OF COUPLING OF THE INDIVIDUAL ELEMENTS TO THE RECEIVER, AND A TRANSMIT-RECEIVE SWITCH UNIT CONNECTED BETWEEN THE SECOND CONTROL MEANS AND THE RECEIVER FOR BLOCKING THE DELIVERY OF ENERGY TO THE RECEIVER DURING THE PRODUCTION OF EACH PULSE OF ENERGY BY THE TRANSMITTER.
References Cited (Backward Citations)
US2245660A
Cited
US2464276A
Cited
US2466354A
Cited
GB604592A
Cited
US3028593A
Cited
US3019431A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |