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US3076192A Expired / Lapsed US ⏱️ 0.0 years remaining

Automatic radio navigation

Assignee: Individual
•
Filing: 1959-01-29
•
Granted: 1963-01-29
•
Expires: 1979-01-29
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Abstract

No abstract record available.

Inventors

  • 👤 Carl W Brown
  • 👤 Irving J Shepperd
  • 👤 Frank D Werner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 01:55
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/0011; F; F41; F41G; F41G7/00; F41G7/20; F41G7/30; G01; G01S; G01S1/00; G01S1/02; G01S11/00; G01S11/02; G01S11/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 182 words
A RADIO RANGE AND RANGE RATE DETERMINING SYSTEM, COMPRISING A STATIONARY SOURCE OF CONSTANT FREQUENCY OSCILLATIONS, MEANS COACTING THEREWITH TO RADIATE SAID OSCILLATIONS, A MOVABLE VEHICLE, A LOCAL MOBILE SOURCE OF CONSTANT FREQUENCY OSCILLATIONS CARRIED BY SAID VEHICLE AND MAINTAINED IN PREDETERMINED PHASE AND FREQUENCY RELATIONSHIP WITH SAID STATIONARY SOURCE OF CONSTANT FREQUENCY OSCILLATIONS, A RECEIVER CARRIED BY SAID VEHICLE FOR RECEIVING THE RADIATION FROM SAID STATIONARY SOURCE, PHASE DETECTING MEANS CARRIED BY SAID VEHICLE FOR COMBINING THE RECEIVED OSCILLATIONS AS SHIFTED BY THE DOPPLER EFFECT WITH THE LOCAL OSCILLATIONS FOR DETERMINING THE PHASE DIFFERENCE AND FREQUENCY DIFFERENCE OF THE COMBINED OSCILLATIONS, FREQUENCY CHANGING MEANS CONNECTED TO SAID MOBILE FREQUENCY SOURCE, FREQUENCY COMBINING MEANS CONNECTED TO RECEIVER MEANS AND SAID FREQUENCY CHANGING MEANS, SAID COMBINING MEANS ELIMINATING SAID CONSTANT FREQUENCY, MEANS RESPONSIVE TO COMBINED FREQUENCY AND THE FREQUENCY INCREMENT WHEREBY THE PHASE AND FREQUENCY DIFFERENCES BETWEEN THE OSCILLATIONS RECEIVED FROM THE STATIONARY SOURCE AND THE OSCILLATIONS GENERATED BY THE MOBILE SOURCE WILL BE PROPORTIONAL TO THE RANGE AND RANGE RATE OF SAID MOVABLE VEHICLE WITH RESPECT TO SAID STATIONARY SOURCE OF OSCILLATIONS.
Claim 2
Dependent Claim 182 words
A RADIO RANGE AND RANGE RATE DETERMINING SYSTEM, COMPRISING A STATIONARY SOURCE OF CONSTANT FREQUENCY OSCILLATIONS, MEANS COACTING THEREWITH TO RADIATE SAID OSCILLATIONS, A MOVABLE VEHICLE, A LOCAL MOBILE SOURCE OF CONSTANT FREQUENCY OSCILLATIONS CARRIED BY SAID VEHICLE AND MAINTAINED IN PREDETERMINED PHASE AND FREQUENCY RELATIONSHIP WITH SAID STATIONARY SOURCE OF CONSTANT FREQUENCY OSCILLATIONS, A RECEIVER CARRIED BY SAID VEHICLE FOR RECEIVING THE RADIATION FROM SAID STATIONARY SOURCE, PHASE DETECTING MEANS CARRIED BY SAID VEHICLE FOR COMBINING THE RECEIVED OSCILLATIONS AS SHIFTED BY THE DOPPLER EFFECT WITH THE LOCAL OSCILLATIONS FOR DETERMINING THE PHASE DIFFERENCE AND FREQUENCY DIFFERENCE OF THE COMBINED OSCILLATIONS, FREQUENCY CHANGING MEANS CONNECTED TO SAID MOBILE FREQUENCY SOURCE, FREQUENCY COMBINING MEANS CONNECTED TO RECEIVER MEANS AND SAID FREQUENCY CHANGING MEANS, SAID COMBINING MEANS ELIMINATING SAID CONSTANT FREQUENCY, MEANS RESPONSIVE TO COMBINED FREQUENCY AND THE FREQUENCY INCREMENT WHEREBY THE PHASE AND FREQUENCY DIFFERENCES BETWEEN THE OSCILLATIONS RECEIVED FROM THE STATIONARY SOURCE AND THE OSCILLATIONS GENERATED BY THE MOBILE SOURCE WILL BE PROPORTIONAL TO THE RANGE AND RANGE RATE OF SAID MOVABLE VEHICLE WITH RESPECT TO SAID STATIONARY SOURCE OF OSCILLATIONS.

References Cited (Backward Citations)

US1562485A Cited
US1495616A Cited
US1639667A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-01-28 1966-07-30 1967-01-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-01-28 1970-07-30 1971-01-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-01-28 1974-07-30 1975-01-29 $7700.00 Window Closed / Lapsed

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