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Patent US3290653A successfully refreshed from Google Patents.
US3290653A
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Single ended to double ended to single ended communication system
Assignee: Control Data Corp
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Filing: 1963-01-10
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Granted: 1966-12-06
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Expires: 1983-01-10
Abstract
No abstract record available.
Inventors
- 👤 Leo F Slattery
- 👤 Henry W Schoenherr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:52
CPC Classifications
H; H04; H04L; H04L25/00; H04L25/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A COMMUNICATION SYSTEM FOR TRANSFERRING DIGITAL INFORMATION FROM ONE LOCATION TO ANOTHER COMPRISING A SOURCE OF SINGLE-ENDED DIGITIAL INFORMATION, A TRANSMITTER CONNECTED TO SAID SOURCE FOR CONVERTING SAID SINGLE-ENDED DIGITAL INFORMATION TO A DOUBLE-ENDED SIGNAL AND FOR TRANSMITTING SAID DOUBLE-ENDED SIGNAL, TRANSMISSION MEANS OVER WHICH SAID DOUBLE-ENDED SIGNAL IS TRANSMITTED, AND RECEIVER MEANS FOR RECEIVING SAID TRANSMITTED DOUBLE-ENDED SIGNAL AND FOR UTILIZING THE POLARITY OF SAID DOUBLE-ENDED SIGNAL WITH RESPECT TO A REFERENCE LEVEL TO RECONVERT SAID SIGNAL TO A SINGLE-ENDED SIGNAL REPRESENTATIVE OF THE DIGITAL INFORMATION.
Claim 2
Dependent Claim
87 words
A COMMUNICATION SYSTEM FOR TRANSFERRING DIGITAL INFORMATION FROM ONE LOCATION TO ANOTHER COMPRISING A SOURCE OF SINGLE-ENDED DIGITIAL INFORMATION, A TRANSMITTER CONNECTED TO SAID SOURCE FOR CONVERTING SAID SINGLE-ENDED DIGITAL INFORMATION TO A DOUBLE-ENDED SIGNAL AND FOR TRANSMITTING SAID DOUBLE-ENDED SIGNAL, TRANSMISSION MEANS OVER WHICH SAID DOUBLE-ENDED SIGNAL IS TRANSMITTED, AND RECEIVER MEANS FOR RECEIVING SAID TRANSMITTED DOUBLE-ENDED SIGNAL AND FOR UTILIZING THE POLARITY OF SAID DOUBLE-ENDED SIGNAL WITH RESPECT TO A REFERENCE LEVEL TO RECONVERT SAID SIGNAL TO A SINGLE-ENDED SIGNAL REPRESENTATIVE OF THE DIGITAL INFORMATION.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |