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US3295138A Expired / Lapsed US ⏱️ 0.0 years remaining

Phased array system

Assignee: GTE Sylvania Inc
•
Filing: 1963-10-31
•
Granted: 1966-12-27
•
Expires: 1983-10-31
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Abstract

No abstract record available.

Inventors

  • 👤 Bruce K Nelson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 18:51
CPC Classifications
H; H01; H01Q; H01Q3/00; H01Q3/26; H01Q3/2682

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 124 words
IN A PHASED ARRAY ANTENNA SYSTEM WHICH INCLUDES A PLURALITY OF ANTENNA ELEMENTS AND A LIKE PLURALITY OF SIGNAL PROCESSING CHANNELS, MEANS FOR STEERING SAID ARRAY TO A SELECTED DIRECTION COMPRISING, A SOURCE OF BINARY CONTROL SIGNALS, AND A SWITCHED DELAY LINE OPERATIVELY ASSOCIATED WITH EACH OF SAID CHANNELS, EACH OF SAID SWITCH DELAY LINES COMPRISING, A FIRST PLURALITY OF DELAY LINES HAVING SUBSTANTIALLY ZERO TIME DELAY, A SECOND LIKE PLURALITY OF DELAY LINES HAVING IN SUCCESSION TIME DELAYS OF GEOMETRICALLY INCREASING VALUE, AND DIODE SWITCHING MEANS CONNECTED BETWEEN RESPECTIVE ONES OF SAID FIRST AND SECOND PLURALITY OF DELAY LINES AND OPERATIVE IN RESPONSE TO SAID BINARY CONTROL SIGNALS TO SELECTIVELY COMBINE SAID DELAY LINES TO PROVIDE SELECTED AMOUNTS OF DELAY IN EACH CHANNEL.
Claim 2
Dependent Claim 124 words
IN A PHASED ARRAY ANTENNA SYSTEM WHICH INCLUDES A PLURALITY OF ANTENNA ELEMENTS AND A LIKE PLURALITY OF SIGNAL PROCESSING CHANNELS, MEANS FOR STEERING SAID ARRAY TO A SELECTED DIRECTION COMPRISING, A SOURCE OF BINARY CONTROL SIGNALS, AND A SWITCHED DELAY LINE OPERATIVELY ASSOCIATED WITH EACH OF SAID CHANNELS, EACH OF SAID SWITCH DELAY LINES COMPRISING, A FIRST PLURALITY OF DELAY LINES HAVING SUBSTANTIALLY ZERO TIME DELAY, A SECOND LIKE PLURALITY OF DELAY LINES HAVING IN SUCCESSION TIME DELAYS OF GEOMETRICALLY INCREASING VALUE, AND DIODE SWITCHING MEANS CONNECTED BETWEEN RESPECTIVE ONES OF SAID FIRST AND SECOND PLURALITY OF DELAY LINES AND OPERATIVE IN RESPONSE TO SAID BINARY CONTROL SIGNALS TO SELECTIVELY COMBINE SAID DELAY LINES TO PROVIDE SELECTED AMOUNTS OF DELAY IN EACH CHANNEL.

References Cited (Backward Citations)

US2829346A Cited
US3056961A Cited
US3160887A Cited
US3145383A Cited
US3211899A Cited
US3192530A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-12-26 1970-06-27 1970-12-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-12-26 1974-06-27 1974-12-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-12-26 1978-06-27 1978-12-27 $7700.00 Window Closed / Lapsed

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