US3183448A
Expired / Lapsed
US
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Delay line pulse position modulation demodulator
Assignee: Individual
•
Filing: 1962-04-20
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Granted: 1965-05-11
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Expires: 1982-04-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Claude Strother
- 👤 Bennie D Macomber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:24
CPC Classifications
H; H03; H03K; H03K9/00; H03K9/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
163 words
A PULSE POSITION DEMODULATOR CIRCUIT COMPRISING: (A) A SOURCE OF REFERENCE PULSE AND A POSITION MODULATED PULSE SOURCE, AND A DELAY LINE BEING PADDED WITH A PLURALITY OF RESISTIVE ELEMENTS TO OBTAIN LINEAR ATTENUATION OF A REFERENCE PULSE APPLIED THERETO AS IT IS TRANSMITTED ALONG THE DELAY LINE, (B) SAID DELAY LINE BEING TAPPED AT A PLURALITY OF POINTS ALONG THE LENGTH THEREOF THROUGH RESPECTIVE DIODES CONNECTED TO A GATE CIRCUIT, (C) SAID GATE CIRCUIT ALLOWING TRANSMISSION OF SAID REFERENCE PULSE FROM SAID DELAY LINE THROUGH ONE OF SAID DIODES WHEN A POSITION MODULATED PULSE IS APPLIED TO THE GATE CIRCUIT, (D) THE TIME OF OCCURRENCE OF SAID POSITION MODULATED PULSE BEING PROPORTIONAL TO ITS MODULATION AND THE ATTENUATION OF SAID REFERENCE PULSE BEING PROPORTIONAL TO ITS POINT OF TRANSMISSON FROM SAID DELAY LINE THROUGH ONE OF SAID DIODES THUS CONVERTING THE POSITION MODULATION OF THE POSITION MODULATED PULSE TO THE AMPLITUDE MODULATION OF THE REFERENCE PULSE WHEN PASSED THROUGH SAID GATE CIRCUIT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-10 | 1968-11-09 | 1969-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-10 | 1972-11-09 | 1973-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-10 | 1976-11-09 | 1977-05-11 | $7700.00 | Window Closed / Lapsed |