US3108249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Correlation by random time reference utilization
Assignee: Individual
•
Filing: 1959-10-22
•
Granted: 1963-10-22
•
Expires: 1979-10-22
Abstract
No abstract record available.
Inventors
- 👤 Alvin H Clement
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:06
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/19; G06G7/1928; G01; G01V; G01V1/00; G01V1/28; G01V1/36; G01V1/37; G01V1/375
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A METHOD OF PROGRAMING SIGNALS TO A MEDIUM TO MEASURE TRAVEL TIME TO AND FROM REFLECTING, REFRACTING INTERFACES, COMPRISING THE STEPS OF ENCODING, TRANSMITTING TO THE MEDIUM AND RECORDING THE SIGNALS THUS ENCODED AND TRANSMITTED, RECORDING THE REFLECTED SIGNALS, AND MEASURING THE CORRELATION OF THE REFLECTED SIGNALS WITH THE TRANSMITTED SIGNALS BY MEANS OF AUTO-CORRELATION AND CROSS-CORRELATION AND MEASURING THE LACK OF CORRELATION OF THE TRANSMITTED SIGNALS WITH THE REFLECTED SIGNALS BY MEANS OF RETRO-CORRELATION.
Claim 2
Independent Claim
75 words
A METHOD OF PROGRAMING SIGNALS TO A MEDIUM TO MEASURE TRAVEL TIME TO AND FROM REFLECTING, REFRACTING INTERFACES, COMPRISING THE STEPS OF ENCODING, TRANSMITTING TO THE MEDIUM AND RECORDING THE SIGNALS THUS ENCODED AND TRANSMITTED, RECORDING THE REFLECTED SIGNALS, AND MEASURING THE CORRELATION OF THE REFLECTED SIGNALS WITH THE TRANSMITTED SIGNALS BY MEANS OF AUTO-CORRELATION AND CROSS-CORRELATION AND MEASURING THE LACK OF CORRELATION OF THE TRANSMITTED SIGNALS WITH THE REFLECTED SIGNALS BY MEANS OF RETRO-CORRELATION.
References Cited (Backward Citations)
US2688124A
Cited
US2897351A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |