US3566267A
Expired / Lapsed
US
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Burst synchronization method and apparatus
Assignee: International Telecommunications Satellite Organization
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Filing: 1968-10-30
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Granted: 1971-02-23
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Expires: 1988-10-30
Abstract
Abstract IN A SATELLITE COMMUNICATIONS SYSTEM OPERATING IN A TIME DIVISION MULTIPLE ACCESS MODE THE BURST TRANSMIT TIME AT EACH STATION IS VARIED IN ACCORDANCE WITH A PREDICTED PHASE ERROR. THE PREDICTED PHASE ERROR IS BASED ON PAST PHASE ERRORS, WHICH, OVER A SHORT PERIOD OF TIME INDICATE THE SUBSTANTIALLY LINEAR MOVEMENT OF THE SATELLITE AND THE SUBSTANTIALLY LINEAR VARIATION OF THE PHASE ERROR.
Inventors
- 👤 Leonard S Golding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:15
CPC Classifications
H; H04; H04B; H04B7/00; H04B7/14; H04B7/15; H04B7/204; H04B7/212; H04B7/2125; H04B7/2126
Claims Analysis
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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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |