← Back to Patent Explorer
US3309701A Expired / Lapsed US ⏱️ 0.0 years remaining

Simultaneous lobing radar

Assignee: Individual
•
Filing: 1950-11-30
•
Granted: 1967-03-14
•
Expires: 1970-11-30
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Bollinger Waldon Pearson
  • 👤 John R Ford

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 10:54
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/44; G01S13/449

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 239 words
IN A SIMULTANEOUSLY LOBING RADAR SYSTEM HAVING A TRANSMITTER FOR TRANSMITTING SIGNALS, TWO ANTENNAS HAVING ENERGY PATTERNS WITH A CENTRAL AXIS FOR RECEIVING SIGNALS ECHOED FROM AN OBJECT, A COMMON SCAN DRIVE FOR SAID ANTENNAS, A PAIR OF TRANSMISSION LINES ONE CONNECTED RESPECTIVELY TO EACH ANTENNA AND INTERCONNECTED TO SUPPLY AT A LINE TERMINATION OF ONE LINE THE VECTOR SUM OF SIGNALS RECEIVED BY SAID ANTENNAS AND AT A LINE TERMINATION OF THE OTHER LINE THE VECTOR DIFFERENCE OF SIGNALS RECEIVED BY SAID ANTENNAS, THE COMBINATION COMPRISING A PHASE DETECTOR CONNECTED TO SAID LINES FOR DETECTING WITH SENSING THE DIFFERENCE SIGNAL AMPLITUDE AND PHASE, A STORAGE TUBE HAVING CATHODE MEANS TO PRODUCE A BEAM OF ELECTRONS, A STORAGE TARGET AGAINST WHICH SAID BEAM OF ELECTRONS IS DIRECTED, MEANS TO WITHDRAW THE DIFFERENCE BETWEEN SUCCESSIVE SIGNALS FROM ANY POINT OF THE TARGET SCANNED BY SAID BEAM AND DEFLECTION MEANS TO DEFLECT THE BEAM OVER SAID TARGET, MEANS CONNECTED TO THE ANTENNA SCAN DRIVE AND CONNECTED ALSO TO THE SAID PHASE DETECTOR TO DEFLECT SAID ELECTRON BEAM ALONG ONE DIMENSION OF SAID TARGET, THE SAID DEFLECTION BEING THEREBY CORRECTED FOR ANGULAR DEPARTURE BETWEEN SAID OBJECT AND SAID ANTENNA AXIS, AND MEANS TO DEFLECT SAID BEAM ALONG A SECOND DIMENSION TRANSVERSE TO THE FIRST AN AMOUNT DEPENDING UPON THE TIME BETWEEN TRANSMISSION AND RECEPTION OF A SIGNAL, SAID STORAGE TUBE BEING CONNECTED TO SAID LINES THROUGH MEANS TO CONTROL THE STORED SIGNAL.
Claim 2
Dependent Claim 239 words
IN A SIMULTANEOUSLY LOBING RADAR SYSTEM HAVING A TRANSMITTER FOR TRANSMITTING SIGNALS, TWO ANTENNAS HAVING ENERGY PATTERNS WITH A CENTRAL AXIS FOR RECEIVING SIGNALS ECHOED FROM AN OBJECT, A COMMON SCAN DRIVE FOR SAID ANTENNAS, A PAIR OF TRANSMISSION LINES ONE CONNECTED RESPECTIVELY TO EACH ANTENNA AND INTERCONNECTED TO SUPPLY AT A LINE TERMINATION OF ONE LINE THE VECTOR SUM OF SIGNALS RECEIVED BY SAID ANTENNAS AND AT A LINE TERMINATION OF THE OTHER LINE THE VECTOR DIFFERENCE OF SIGNALS RECEIVED BY SAID ANTENNAS, THE COMBINATION COMPRISING A PHASE DETECTOR CONNECTED TO SAID LINES FOR DETECTING WITH SENSING THE DIFFERENCE SIGNAL AMPLITUDE AND PHASE, A STORAGE TUBE HAVING CATHODE MEANS TO PRODUCE A BEAM OF ELECTRONS, A STORAGE TARGET AGAINST WHICH SAID BEAM OF ELECTRONS IS DIRECTED, MEANS TO WITHDRAW THE DIFFERENCE BETWEEN SUCCESSIVE SIGNALS FROM ANY POINT OF THE TARGET SCANNED BY SAID BEAM AND DEFLECTION MEANS TO DEFLECT THE BEAM OVER SAID TARGET, MEANS CONNECTED TO THE ANTENNA SCAN DRIVE AND CONNECTED ALSO TO THE SAID PHASE DETECTOR TO DEFLECT SAID ELECTRON BEAM ALONG ONE DIMENSION OF SAID TARGET, THE SAID DEFLECTION BEING THEREBY CORRECTED FOR ANGULAR DEPARTURE BETWEEN SAID OBJECT AND SAID ANTENNA AXIS, AND MEANS TO DEFLECT SAID BEAM ALONG A SECOND DIMENSION TRANSVERSE TO THE FIRST AN AMOUNT DEPENDING UPON THE TIME BETWEEN TRANSMISSION AND RECEPTION OF A SIGNAL, SAID STORAGE TUBE BEING CONNECTED TO SAID LINES THROUGH MEANS TO CONTROL THE STORED SIGNAL.
Claim 3
Dependent Claim 127 words
IN A SIMULTANEOUS LOBING RADAR SYSTEM HAVING A TRANSMITTER FOR TRANSMITTING SIGNALS, TWO ANTENNAS FOR RECEIVING SIGNALS ECHOED FROM AN OBJECT, A COMMON SCAN DRIVE FOR SAID ANTENNAS, A SUM RECEIVER CONNECTED TO SAID ANTENNAS TO DERIVE AS OUTPUT A SIGNAL PROPORTIONAL TO THE VECTOR SUM OF SIGNALS FROM SAID ANTENNAS AND A DIFFERENCE RECEIVER CONNECTED TO SAID ANTENNAS TO DERIVE AS OUTPUT A SIGNAL PROPORTIONAL TO THE VECTOR DIFFERENCE OF SIGNALS FROM SAID ANTENNA, THE COMBINATION COMPRISING A VARIABLE GAIN AMPLIFIER CONNECTED TO AMPLIFY SAID SUM RECEIVER OUTPUT SIGNAL, MEANS CONNECTING SAID AMPLIFIER TO RECEIVE SAID DIFFERENCE RECEIVER OUTPUT SIGNAL TO CONTROL THE GAIN OF THE AMPLIFIED SIGNAL, AND A UTILIZATION CIRCUIT DISTINCT AND DIFFERENT FROM SAID AMPLIFIER AND CONNECTED TO RECEIVE THE SAID AMPLIFIED SIGNAL.
Claim 4
Dependent Claim 127 words
IN A SIMULTANEOUS LOBING RADAR SYSTEM HAVING A TRANSMITTER FOR TRANSMITTING SIGNALS, TWO ANTENNAS FOR RECEIVING SIGNALS ECHOED FROM AN OBJECT, A COMMON SCAN DRIVE FOR SAID ANTENNAS, A SUM RECEIVER CONNECTED TO SAID ANTENNAS TO DERIVE AS OUTPUT A SIGNAL PROPORTIONAL TO THE VECTOR SUM OF SIGNALS FROM SAID ANTENNAS AND A DIFFERENCE RECEIVER CONNECTED TO SAID ANTENNAS TO DERIVE AS OUTPUT A SIGNAL PROPORTIONAL TO THE VECTOR DIFFERENCE OF SIGNALS FROM SAID ANTENNA, THE COMBINATION COMPRISING A VARIABLE GAIN AMPLIFIER CONNECTED TO AMPLIFY SAID SUM RECEIVER OUTPUT SIGNAL, MEANS CONNECTING SAID AMPLIFIER TO RECEIVE SAID DIFFERENCE RECEIVER OUTPUT SIGNAL TO CONTROL THE GAIN OF THE AMPLIFIED SIGNAL, AND A UTILIZATION CIRCUIT DISTINCT AND DIFFERENT FROM SAID AMPLIFIER AND CONNECTED TO RECEIVE THE SAID AMPLIFIED SIGNAL.

References Cited (Backward Citations)

US2456666A Cited
US2467361A Cited
US2608683A Cited
GB604673A Cited
US2512144A Cited
US2451005A Cited
US2948892A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-03-13 1970-09-12 1971-03-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-03-13 1974-09-12 1975-03-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-03-13 1978-09-12 1979-03-14 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag