US3229284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulsed radar target range and velocity measuring system
Assignee: Unisys Corp
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Filing: 1959-04-06
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Granted: 1966-01-11
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Expires: 1979-04-06
Abstract
No abstract record available.
Inventors
- 👤 William L Rubin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:23
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/08; G01S13/10; G01S13/26; G01S13/28; G01S13/282
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A RADAR SYSTEM ADAPTED FOR THE TRANSMISSION OF FREQUENCY MODULATED PULSED CARRIER SIGNALS, TARGET ECHO PULSE RECEIVING MEANS COMPRISING FIRST AND SECOND PULSE DELAY MEANS, SAID FIRST DELAY MEANS HAVING A FREQUENCY SENSITIVE DELAY CHARACTERISTIC AND SAID SECOND DELAY MEANS HAVING A FREQUENCY INSENSITIVE DELAY CHARACTERISTIC, MEANS CONNECTED TO THE OUTPUTS OF SAID FIRST AND SECOND DELAY MEANS FOR PRODUCING A DATA PULSE HAVING A DURATION PROPORTIONAL TO THE TIME SEPARATION BETWEEN CORRESPONDING ONES OF THE PULSES AT THE OUTPUTS OF SAID FIRST AND SECOND PULSE DELAY MEANS, MEANS ADAPTED TO RECEIVE SAID DATA PULSE AND RESPONSIVE TO THE DURATION OF SAID DATA PULSE FOR INDICATING TARGET VELOCITY, AND MEANS ADAPTED TO RECEIVE SAID DATA PULSE AND RESPONSIVE TO THE OCCURRENCE OF SAID DATA PULSE WITHIN THE CORRESPONDING RADAR REPETITION INTERVAL FOR INDICATING TARGET RANGE.
Claim 2
Dependent Claim
136 words
IN A RADAR SYSTEM ADAPTED FOR THE TRANSMISSION OF FREQUENCY MODULATED PULSED CARRIER SIGNALS, TARGET ECHO PULSE RECEIVING MEANS COMPRISING FIRST AND SECOND PULSE DELAY MEANS, SAID FIRST DELAY MEANS HAVING A FREQUENCY SENSITIVE DELAY CHARACTERISTIC AND SAID SECOND DELAY MEANS HAVING A FREQUENCY INSENSITIVE DELAY CHARACTERISTIC, MEANS CONNECTED TO THE OUTPUTS OF SAID FIRST AND SECOND DELAY MEANS FOR PRODUCING A DATA PULSE HAVING A DURATION PROPORTIONAL TO THE TIME SEPARATION BETWEEN CORRESPONDING ONES OF THE PULSES AT THE OUTPUTS OF SAID FIRST AND SECOND PULSE DELAY MEANS, MEANS ADAPTED TO RECEIVE SAID DATA PULSE AND RESPONSIVE TO THE DURATION OF SAID DATA PULSE FOR INDICATING TARGET VELOCITY, AND MEANS ADAPTED TO RECEIVE SAID DATA PULSE AND RESPONSIVE TO THE OCCURRENCE OF SAID DATA PULSE WITHIN THE CORRESPONDING RADAR REPETITION INTERVAL FOR INDICATING TARGET RANGE.
References Cited (Backward Citations)
US2624876A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |