US3246324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digital radar tracking systems
Assignee: Allard Way Holdings Ltd
•
Filing: 1962-12-13
•
Granted: 1966-04-12
•
Expires: 1982-12-13
Abstract
No abstract record available.
Inventors
- 👤 Price Peter John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:31
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/66; G01S13/70; G01S7/00; G01S7/02; G01S7/28; G01S7/285; G01S7/292; G01S7/2923
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
A RADAR TRACKING SYSTEM FOR DERIVING A MEASURE OF THE RANGE OF A TARGET AS A FUNCTION OF THE TIME INTERVAL BETWEEN THE TRANSMISSION OF A PULSE OF ENERGY AND RECEIPT OF THE CORRESPONDING REFLECTED PULSE, WHICH COMPRISES A FIRST REGISTER FOR STORING A NUMBER WHICH REPRESENTS, AT LEAST APPROXIMATELY, THE TARGET RANGE, MEANS RESPONSIVE TO THE TRANSMISSION OF A PULSE TO COMMENCE TO COUNT THE STORED NUMBER DIGITALLY, MEANS RESPONSIVE BOTH TO THE TERMINATION OF THE COUNT AND RECEIPT OF THE CORRESPONDING REFLECTED PULSE TO DRIVE A NUMBER OF PULSES CORRESPONDING IN NUMBER TO THE DIFFERENCE BETWEEN THE TIME INTERVAL REPRESENTED BY THE STORED NUMBER AND THE ACTUAL TIME INTERVAL, A VELOCITY REGISTER SUPPLIED IN EVERY RADAR PERIOD DURING WHICH THE SYSTEM IS TRACKING A TARGET WITH A NUMBER CORRESPONDING TO THE NUMBER OF DERIVED PULSES TO ACCUMULATE SUCH A NUMBER AND AN OVERFLOW REGISTER SUPPLIED AT A PREDETERMINED FREQUENCY WITH THE ACCUMULATED NUMBER TO SUPPLY A SIGNAL TO THE FIRST REGISTER WHEN THE NUMBER IN THE OVERFLOW REGISTER FALLS OUTSIDE PREDETERMINED LIMITS, THE SIGNAL MODIFYING THE NUMBER IN THE FIRST REGISTER IN THE SENSE TO REDUCE SAID DIFFERENCE.
Claim 2
Dependent Claim
190 words
A RADAR TRACKING SYSTEM FOR DERIVING A MEASURE OF THE RANGE OF A TARGET AS A FUNCTION OF THE TIME INTERVAL BETWEEN THE TRANSMISSION OF A PULSE OF ENERGY AND RECEIPT OF THE CORRESPONDING REFLECTED PULSE, WHICH COMPRISES A FIRST REGISTER FOR STORING A NUMBER WHICH REPRESENTS, AT LEAST APPROXIMATELY, THE TARGET RANGE, MEANS RESPONSIVE TO THE TRANSMISSION OF A PULSE TO COMMENCE TO COUNT THE STORED NUMBER DIGITALLY, MEANS RESPONSIVE BOTH TO THE TERMINATION OF THE COUNT AND RECEIPT OF THE CORRESPONDING REFLECTED PULSE TO DRIVE A NUMBER OF PULSES CORRESPONDING IN NUMBER TO THE DIFFERENCE BETWEEN THE TIME INTERVAL REPRESENTED BY THE STORED NUMBER AND THE ACTUAL TIME INTERVAL, A VELOCITY REGISTER SUPPLIED IN EVERY RADAR PERIOD DURING WHICH THE SYSTEM IS TRACKING A TARGET WITH A NUMBER CORRESPONDING TO THE NUMBER OF DERIVED PULSES TO ACCUMULATE SUCH A NUMBER AND AN OVERFLOW REGISTER SUPPLIED AT A PREDETERMINED FREQUENCY WITH THE ACCUMULATED NUMBER TO SUPPLY A SIGNAL TO THE FIRST REGISTER WHEN THE NUMBER IN THE OVERFLOW REGISTER FALLS OUTSIDE PREDETERMINED LIMITS, THE SIGNAL MODIFYING THE NUMBER IN THE FIRST REGISTER IN THE SENSE TO REDUCE SAID DIFFERENCE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |