US3097338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse-code modulation transmission systems
Assignee: Individual
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Filing: 1961-09-26
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Granted: 1963-07-09
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Expires: 1981-09-26
Abstract
No abstract record available.
Inventors
- 👤 Pinet Andre Eugene
- 👤 Battail Gerard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:13
CPC Classifications
H; H03; H03M; H03M1/00; G; G06; G06F; G06F1/00; G06F1/02; H03M1/12; H03M1/124
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A CODED PULSE MODULATION TRANSMISSION SYSTEM COMPRISING: MEANS FOR PRODUCING SAMPLE PULSE TIME-MODULATED BY A MODULATION SIGNAL; A RECURRENT COUNTING PULSE GENERATOR; MEANS FOR VARYING IN MULTIPLES OF TWO THE FREQUENCY OF SUCH GENERATOR; MEANS FOR TRANSMITTING OVER A TRANSMISSION CHANNEL BINARY-CODE PULSES TRANSLATING THE NUMBER OF TIMES THAT THE PERIOD OF THE COUNTING PULSES IS CONTAINED IN THE DURATION OF A SAMPLE PULSE; A RECURRENT BACKWARD COUNTING PULSE GENERATOR; MEANS FOR VARYING IN MULTIPLES OF TWO THE FREQUENCY OF THE LAST-MENTIONED GENERATOR; AND MEANS FOR PRODUCING RESTORED SAMPLE PULSES, THE DURATION OF WHICH IS A NUMBER OF PERIODS OF THE BACKWARD COUNTING PULSES EQUAL TO THE NUMBER REPRESENTED BY THE BINARY-CODE PULSES, THE FREQUENCY OF THE COUNTING PULSES AND THE FREQUENCY OF THE BACKWARD COUNTING PULSES VARYING BY A MULTIPLE OF TWO WHEN THE GENERATORS HAVE PRODUCED PREDETERMINED NUMBERS OF COUNTING AND BACKWARD COUNTING PULSES.
Claim 2
Dependent Claim
146 words
A CODED PULSE MODULATION TRANSMISSION SYSTEM COMPRISING: MEANS FOR PRODUCING SAMPLE PULSE TIME-MODULATED BY A MODULATION SIGNAL; A RECURRENT COUNTING PULSE GENERATOR; MEANS FOR VARYING IN MULTIPLES OF TWO THE FREQUENCY OF SUCH GENERATOR; MEANS FOR TRANSMITTING OVER A TRANSMISSION CHANNEL BINARY-CODE PULSES TRANSLATING THE NUMBER OF TIMES THAT THE PERIOD OF THE COUNTING PULSES IS CONTAINED IN THE DURATION OF A SAMPLE PULSE; A RECURRENT BACKWARD COUNTING PULSE GENERATOR; MEANS FOR VARYING IN MULTIPLES OF TWO THE FREQUENCY OF THE LAST-MENTIONED GENERATOR; AND MEANS FOR PRODUCING RESTORED SAMPLE PULSES, THE DURATION OF WHICH IS A NUMBER OF PERIODS OF THE BACKWARD COUNTING PULSES EQUAL TO THE NUMBER REPRESENTED BY THE BINARY-CODE PULSES, THE FREQUENCY OF THE COUNTING PULSES AND THE FREQUENCY OF THE BACKWARD COUNTING PULSES VARYING BY A MULTIPLE OF TWO WHEN THE GENERATORS HAVE PRODUCED PREDETERMINED NUMBERS OF COUNTING AND BACKWARD COUNTING PULSES.
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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |