USRE27738E
Expired / Lapsed
US
⏱️ 0.0 years remaining
Takamichi honma
Assignee: —
•
Filing: 1971-12-22
•
Granted: 1973-08-21
•
Expires: 1991-12-22
Abstract
Abstract AN IMPROVED PULSE POSITION MODULATOR IS DESCRIBED WHEREIN SELECTED PULSES ORDINARILY REPRESENTATIVE OF THE ZERO SIGNAL LEVEL OF THE INFORMATION TO BE TRANSMITTED AND DELETED. DELETION IS ACCOMPANIED BY GENERATING A PULSE POSITION MODULATED SIGNAL REPRESENTATIVE OF THE INFORMATION SIGNAL AND HAVING A PRESELECTED PULSE REPETITION RATE, WITH SELECTED PORTIONS OF THE PULSES THEREFROM DELETED BY USE OF ANOTHER PULSE TRAIN OF THE SAME REPETITION RATE BUT DELAYED IN TIME BY AN AMOUNT CORRESPONDING TO THE POSITION OF THE PULSE TO BE DELETED.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:59
CPC Classifications
H; H03; H03K; H03K7/00; H03K7/04
Claims Analysis
Total Claims: 0
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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) | 1976-08-20 | 1977-02-19 | 1977-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-20 | 1981-02-19 | 1981-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-20 | 1985-02-19 | 1985-08-21 | $7700.00 | Window Closed / Lapsed |