Patent US6012035A successfully refreshed from Google Patents.
Patent US3218640A successfully refreshed from Google Patents.
US3218640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Positional control system
Assignee: Electronic Associates Inc
•
Filing: 1961-11-20
•
Granted: 1965-11-16
•
Expires: 1981-11-20
Abstract
No abstract record available.
Inventors
- 👤 William K Kindle
- 👤 Joseph F Bryan
- 👤 Thomas Z Smidowicz
- 👤 Jerome D Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:58
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/66; G01S7/00; G01S7/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A CONTROL SYSTEM FOR POSITIONING A LOCAL RADAR SYSTEN ON-TARGET IN RESPONSE TO TARGET POSITION INTELLIGENCE ACQUIRED AT A REMOTE TARGET-TRACKING RADAR SITE, COMPRISING MEANS FOR ADJUSTING A LOCAL RADAR SCANNER IN AZIMUTH AND ELEVATION RELATIVE TO A RADAR BASE, MEANS MOVABLE TO POSITIONS IN SYNCHRONISM WITH THE AZIMUTHAL AND ELEVATIONAL ROTATION OF SAID RADAR SCANNER, MEANS FOR GENERATING TARGET RANGE ELECTRICAL SIGNALS, MEANS FOR ADJUSTING THE POSITION OF SAID TARGET RANGE ELECTRICAL SIGNAL GENERATING MEANS, MEANS FOR TRANSFORMING THE RANGE SIGNALS AND THE ELEVATION AND AZIMUTH POSITIONS OF SAID MOVABLE MEANS INTO A PLURALITY OF ELECTRICAL SIGNALS IN CARTESIAN COORDINATE FORM, MEANS FOR DELIVERING FROM THE REMOTE RADAR SITE A PLURALITY OF PARALLAX CORRECTED ELECTRICAL SIGNALS DEFINING THE TARGET POSITION IN CARTESIAN COORDINATE FORM, AND MEANS FOR COMPARING EACH CARTESIAN COORDINATE SIGNALS FROM SAID TRANSFORMING MEANS WITH A CORRESPONDING CARTESIAN COORDINATE SIGNAL FROM THE REMOTE RADAR SITE AND PRODUCING RANGE, AZIMUTH AND ELEVATION SIGNALS IN RESPONSE THERETO FOR APPLICATION TO THE CORRESPONDING ONE OF SAID ADJUSTING MEANS.
Claim 2
Dependent Claim
168 words
A CONTROL SYSTEM FOR POSITIONING A LOCAL RADAR SYSTEN ON-TARGET IN RESPONSE TO TARGET POSITION INTELLIGENCE ACQUIRED AT A REMOTE TARGET-TRACKING RADAR SITE, COMPRISING MEANS FOR ADJUSTING A LOCAL RADAR SCANNER IN AZIMUTH AND ELEVATION RELATIVE TO A RADAR BASE, MEANS MOVABLE TO POSITIONS IN SYNCHRONISM WITH THE AZIMUTHAL AND ELEVATIONAL ROTATION OF SAID RADAR SCANNER, MEANS FOR GENERATING TARGET RANGE ELECTRICAL SIGNALS, MEANS FOR ADJUSTING THE POSITION OF SAID TARGET RANGE ELECTRICAL SIGNAL GENERATING MEANS, MEANS FOR TRANSFORMING THE RANGE SIGNALS AND THE ELEVATION AND AZIMUTH POSITIONS OF SAID MOVABLE MEANS INTO A PLURALITY OF ELECTRICAL SIGNALS IN CARTESIAN COORDINATE FORM, MEANS FOR DELIVERING FROM THE REMOTE RADAR SITE A PLURALITY OF PARALLAX CORRECTED ELECTRICAL SIGNALS DEFINING THE TARGET POSITION IN CARTESIAN COORDINATE FORM, AND MEANS FOR COMPARING EACH CARTESIAN COORDINATE SIGNALS FROM SAID TRANSFORMING MEANS WITH A CORRESPONDING CARTESIAN COORDINATE SIGNAL FROM THE REMOTE RADAR SITE AND PRODUCING RANGE, AZIMUTH AND ELEVATION SIGNALS IN RESPONSE THERETO FOR APPLICATION TO THE CORRESPONDING ONE OF SAID ADJUSTING MEANS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |