US3286263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polystation detector for multiple targets
Assignee: Individual
•
Filing: 1963-06-21
•
Granted: 1966-11-15
•
Expires: 1983-06-21
Abstract
No abstract record available.
Inventors
- 👤 Calvin M Hammack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:53
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/87; G01S13/878; G01S1/00; G01S1/02; G01S5/00; G01S5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A METHOD OF DETERMINING THE POSITION OF EACH OF A PLURALITY OF OBJECTS IN SPACE COMPRISING THE FOLLOWING STEPS; STEP (1) ESTABLISHING A SERIES OF REFERENCE POINTS,, STEP (2) MEASURING BY WAVE PROPAGATION AND DETECTION MEANS TIME DIFFERENCES LINEARLY DEPENDENT UPON THE DIFFERENCES IN LENGTHS OF PROPAGATION PATHS OF WAVES WHICH PROPAGATION PATHS ARE DIFFERENT BECAUSE OF THE DIFFERENCE IN THE POSITIONS OF THE VARIOUS OBJECTS, AND WHICH ARE DEPENDENT UPON THE POSITIONS OF THE SAID REFERENCE POINTS, AND STEP (3) COMPUTING THE POSITIONS OF THE OBJECTS USING THE MEASURED DATA BY SOLVING A SET OF SIMULTANEOUS EQUATIONS WHICH SET COMPRISES AS UNKNOWN QUANTITIES THE ORTHOGONAL COORDINATES OF THE POSITIONS OF SAID OBJECTS AND COMPRISES AS KNOWN QUANTITIES VALUES OF THE MEASUREMENTS PERFORMED IN STEP (2).
Claim 2
Independent Claim
126 words
A METHOD OF DETERMINING THE POSITION OF EACH OF A PLURALITY OF OBJECTS IN SPACE COMPRISING THE FOLLOWING STEPS; STEP (1) ESTABLISHING A SERIES OF REFERENCE POINTS,, STEP (2) MEASURING BY WAVE PROPAGATION AND DETECTION MEANS TIME DIFFERENCES LINEARLY DEPENDENT UPON THE DIFFERENCES IN LENGTHS OF PROPAGATION PATHS OF WAVES WHICH PROPAGATION PATHS ARE DIFFERENT BECAUSE OF THE DIFFERENCE IN THE POSITIONS OF THE VARIOUS OBJECTS, AND WHICH ARE DEPENDENT UPON THE POSITIONS OF THE SAID REFERENCE POINTS, AND STEP (3) COMPUTING THE POSITIONS OF THE OBJECTS USING THE MEASURED DATA BY SOLVING A SET OF SIMULTANEOUS EQUATIONS WHICH SET COMPRISES AS UNKNOWN QUANTITIES THE ORTHOGONAL COORDINATES OF THE POSITIONS OF SAID OBJECTS AND COMPRISES AS KNOWN QUANTITIES VALUES OF THE MEASUREMENTS PERFORMED IN STEP (2).
References Cited (Backward Citations)
US2968034A
Cited
US3060426A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |