Patent US1861663A successfully refreshed from Google Patents.
Patent US3290590A successfully refreshed from Google Patents.
US3290590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical signal analyzing systems
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1960-06-29
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Granted: 1966-12-06
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Expires: 1980-06-29
Abstract
No abstract record available.
Inventors
- 👤 Melvin L Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:27
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/02; G01S3/14; G01S3/46; G01S3/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
312 words
A MEASURING SYSTEM FOR MEASURING AN UNKNOWN MAGNITUDE OF TIMING DISPLACEMENT BETWEEN A DESIRED SIGNAL COMPONENT OF A FIRST TIME-VARYING ELECTRICAL SIGNAL AND A MUTUALLY COHERENT DESIRED SIGNAL COMPONENT OF A SECOND TIME-VARYING ELECTRICAL SIGNAL, WHERE SAID FIRST AND SECOND SIGNALS INCLUDE UNDESIRED SIGNAL COMPONENTS WHICH ARE MUTUALLY COHERENT AND DISPLACED BY A KNOWN FIXED MAGNITUDE OF TIMING DISPLACEMENT COMPRISING IN COMBINATION: MEANS FOR DELAYING A ONE OF SAID SIGNALS SUCH THAT SAID UNDESIRED SIGNAL COMPONDNETS ARE BROUGHT INTO TIMING AGREEMENT; MEANS FOR DEVELOPING A DELAYED VERSION OF SAID SECOND SIGNAL; MEANS FOR DEVELOPING FIRST AND SECOND SIGNAL VERSIONS OF SAID FIRST SIGNAL WHICH ARE RESPECTIVELY RETARTED AND ADVANCED RELATIVE TO SAID DELAYED VERSION OF SAID SECOND SIGNAL BY A LIKE CONTROLLABLE MAGNITUDE OF TIME; MEANS FOR SELECTIVELY CHANGING SAID CONTROLLABLE MAGNITUDE OF TIME TO BRING THE DESIRED SIGNAL COMPONENTS OF A FIRST ONE OF SAID SIGNAL VERSIONS AND SAID DELAYED VERSION OF SAID SECOND SIGNAL INTO TIMING AGREEMENT; MEANS FOR CORRELATING SAID FIRST SIGNAL VERSION WITH SAID DELAYED VERSION OF SAID SECOND SIGNAL TO DEVELOP A FIRST OUTPUT SIGNAL; MEANS FOR CORRELATING SAID SECOND SIGNAL VERSION WITH SAID DELAYED VERSION OF SAID SECOND SIGNAL TO DEVELOP A SECOND OUTPUT SIGNAL; MEANS RESPONSIVE TO SAID FIRST AND SECOND OUTPUT SIGNALS FOR DEVELOPING A REMAINDER SIGNAL, THE MAGNITUDE OF WHICH REPRESENTS A MEASURE OF THE TIMING DISPLACEMENT BETWEEN THE DESIRED SIGNAL COMPONENTS OF SAID FIRST ONE OF SAID SIGNAL VERSIONS AND SAID DELAYED VERSION OF SAID SECOND SIGNAL; AND MEANS FOR MEASURING SAID CONTROLLABLE MAGNITUDE OF TIME SUCH THAT WHEN SAID DESIRED SIGNAL COMPONENTS OF SAID FIRST ONE OF SAID SIGNAL VERSIONS AND SAID DELAYED VERSION OF SAID SECOND SIGNAL ARE IN TIMING AGREEMENT, SAID CONTROLLABLE MAGNITUDE OF TIME WHEN TAKEN IN COMBINATION WITH SAID KNOWN FIXED MAGNITUDE OF TIMING DISPLACEMENT WILL REPRESENT AN ACCURATE MEASURE OF THE UNKNOWN MAGNITUDE OF TIMING DISPLACEMENT.
Claim 2
Dependent Claim
312 words
A MEASURING SYSTEM FOR MEASURING AN UNKNOWN MAGNITUDE OF TIMING DISPLACEMENT BETWEEN A DESIRED SIGNAL COMPONENT OF A FIRST TIME-VARYING ELECTRICAL SIGNAL AND A MUTUALLY COHERENT DESIRED SIGNAL COMPONENT OF A SECOND TIME-VARYING ELECTRICAL SIGNAL, WHERE SAID FIRST AND SECOND SIGNALS INCLUDE UNDESIRED SIGNAL COMPONENTS WHICH ARE MUTUALLY COHERENT AND DISPLACED BY A KNOWN FIXED MAGNITUDE OF TIMING DISPLACEMENT COMPRISING IN COMBINATION: MEANS FOR DELAYING A ONE OF SAID SIGNALS SUCH THAT SAID UNDESIRED SIGNAL COMPONDNETS ARE BROUGHT INTO TIMING AGREEMENT; MEANS FOR DEVELOPING A DELAYED VERSION OF SAID SECOND SIGNAL; MEANS FOR DEVELOPING FIRST AND SECOND SIGNAL VERSIONS OF SAID FIRST SIGNAL WHICH ARE RESPECTIVELY RETARTED AND ADVANCED RELATIVE TO SAID DELAYED VERSION OF SAID SECOND SIGNAL BY A LIKE CONTROLLABLE MAGNITUDE OF TIME; MEANS FOR SELECTIVELY CHANGING SAID CONTROLLABLE MAGNITUDE OF TIME TO BRING THE DESIRED SIGNAL COMPONENTS OF A FIRST ONE OF SAID SIGNAL VERSIONS AND SAID DELAYED VERSION OF SAID SECOND SIGNAL INTO TIMING AGREEMENT; MEANS FOR CORRELATING SAID FIRST SIGNAL VERSION WITH SAID DELAYED VERSION OF SAID SECOND SIGNAL TO DEVELOP A FIRST OUTPUT SIGNAL; MEANS FOR CORRELATING SAID SECOND SIGNAL VERSION WITH SAID DELAYED VERSION OF SAID SECOND SIGNAL TO DEVELOP A SECOND OUTPUT SIGNAL; MEANS RESPONSIVE TO SAID FIRST AND SECOND OUTPUT SIGNALS FOR DEVELOPING A REMAINDER SIGNAL, THE MAGNITUDE OF WHICH REPRESENTS A MEASURE OF THE TIMING DISPLACEMENT BETWEEN THE DESIRED SIGNAL COMPONENTS OF SAID FIRST ONE OF SAID SIGNAL VERSIONS AND SAID DELAYED VERSION OF SAID SECOND SIGNAL; AND MEANS FOR MEASURING SAID CONTROLLABLE MAGNITUDE OF TIME SUCH THAT WHEN SAID DESIRED SIGNAL COMPONENTS OF SAID FIRST ONE OF SAID SIGNAL VERSIONS AND SAID DELAYED VERSION OF SAID SECOND SIGNAL ARE IN TIMING AGREEMENT, SAID CONTROLLABLE MAGNITUDE OF TIME WHEN TAKEN IN COMBINATION WITH SAID KNOWN FIXED MAGNITUDE OF TIMING DISPLACEMENT WILL REPRESENT AN ACCURATE MEASURE OF THE UNKNOWN MAGNITUDE OF TIMING DISPLACEMENT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |