US3364467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cryogenic fault or error-detection and correction device having spare channel substitution
Assignee: International Business Machines Corp
•
Filing: 1959-12-30
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Granted: 1968-01-16
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Expires: 1979-12-30
Abstract
No abstract record available.
Inventors
- 👤 Luther H Haibt
- 👤 Joseph D Rutledge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:59
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/07; G06F11/16; G06F11/20; G11; G11C; G11C11/00; G11C11/21; G11C11/44; H; H03; H03K; H03K17/00; H03K17/51; H03K17/92; H04; H04B; H04B1/00; H04B1/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
278 words
A DEVICE FOR SENDING INFORMATION SIGNALS FROM ONE LOCATION TO ANOTHER ALONG A PLURALITY OF CHANNELS, THE DEVICE INCLUDING A SENDING MECHANISM AND A RECEIVING MECHANISM, A PLURALITY OF M INFORMATION CHANNELS AND PLURALITY OF S SPARE CHANNELS DISPOSED BETWEEN SAID SENDING MECHANISM AND SAID RECEIVING MECHANISM, SAID SENDING MECHANISM INCLUDING A SENDING REGISTER, A FIRST DETECTION AND SEQUENCE CIRCUIT COUPLED TO SAID SENDING REGISTER, A FIRST REPLACEMENT SWITCH DISPOSED BETWEEN SAID SENDING REGISTER AND SAID M INFORMATION CHANNELS AND SAID S SPARE CHANNELS, A FIRST REPLACEMENT SWITCH CONTROL CIRCUIT COUPLED BETWEEN SAID FIRST REPLACEMENT SWITCH AND SAID FIRST DETECTION AND SEQUENCE CIRCUIT, SAID RECEIVING MECHANISM INCLUDING A RECEIVING REGISTER, A SECOND DETECTION AND SEQUENCE CIRCUIT COUPLED TO SAID RECEIVING REGISTER, A SECOND REPLACEMENT SWITCH DISPOSED BETWEEN SAID RECEIVING REGISTER AND SAID M INFORMATION CHANNELS AND SAID S SPARE CHANNELS, A SECOND REPLACEMENT SWITCH CONTROL CIRCUIT COUPLED BETWEEN SAID SECOND REPLACEMENT SWITCH AND SAID SECOND DETECTION AND SEQUENCE CIRCUIT, SAID FIRST AND SECOND DETECTION AND SEQUENCE CIRCUITS RESPONDING TO LOSS OF AMPLITUDE IN THE INFORMATION SIGNALS ON ONE OR MORE OF SAID M INFORMATION CHANNELS TO OPERATE AUTOMATICALLY SAID FIRST AND SECOND REPLACEMENT SWITCH CONTROL CIRCUITS WHICH IN TURN AUTOMATICALLY OPERATE SAID FIRST AND SECOND REPLACEMENT SWITCHES TO SUBSTITUTE ANY ONE OF THE S SPARE CHANNELS FOR ANY ONE M INFORMATIONS CHANBELS FIRST AND SECOND STORAGE MEANS COUPLED TO THE RESPECTIVE FIRST AND SECOND STORAGE MEANS COUPLED TO THE RESPECTIVE THE NEXT AVAIABLE S SPARE CHANNEL, SAID FIRST AND SECONE STORAGE MEANS BEING COUPLED TO AND OPERATED BY THE RESPECTIVE FIRST AND SECOND DETECTION AND SEQUENCE CONTROL CIRCUITS EACH TIME THE FIRST AND SECOND REPLACEMENT SWITCHES ARE OPERATED.
Claim 2
Independent Claim
278 words
A DEVICE FOR SENDING INFORMATION SIGNALS FROM ONE LOCATION TO ANOTHER ALONG A PLURALITY OF CHANNELS, THE DEVICE INCLUDING A SENDING MECHANISM AND A RECEIVING MECHANISM, A PLURALITY OF M INFORMATION CHANNELS AND PLURALITY OF S SPARE CHANNELS DISPOSED BETWEEN SAID SENDING MECHANISM AND SAID RECEIVING MECHANISM, SAID SENDING MECHANISM INCLUDING A SENDING REGISTER, A FIRST DETECTION AND SEQUENCE CIRCUIT COUPLED TO SAID SENDING REGISTER, A FIRST REPLACEMENT SWITCH DISPOSED BETWEEN SAID SENDING REGISTER AND SAID M INFORMATION CHANNELS AND SAID S SPARE CHANNELS, A FIRST REPLACEMENT SWITCH CONTROL CIRCUIT COUPLED BETWEEN SAID FIRST REPLACEMENT SWITCH AND SAID FIRST DETECTION AND SEQUENCE CIRCUIT, SAID RECEIVING MECHANISM INCLUDING A RECEIVING REGISTER, A SECOND DETECTION AND SEQUENCE CIRCUIT COUPLED TO SAID RECEIVING REGISTER, A SECOND REPLACEMENT SWITCH DISPOSED BETWEEN SAID RECEIVING REGISTER AND SAID M INFORMATION CHANNELS AND SAID S SPARE CHANNELS, A SECOND REPLACEMENT SWITCH CONTROL CIRCUIT COUPLED BETWEEN SAID SECOND REPLACEMENT SWITCH AND SAID SECOND DETECTION AND SEQUENCE CIRCUIT, SAID FIRST AND SECOND DETECTION AND SEQUENCE CIRCUITS RESPONDING TO LOSS OF AMPLITUDE IN THE INFORMATION SIGNALS ON ONE OR MORE OF SAID M INFORMATION CHANNELS TO OPERATE AUTOMATICALLY SAID FIRST AND SECOND REPLACEMENT SWITCH CONTROL CIRCUITS WHICH IN TURN AUTOMATICALLY OPERATE SAID FIRST AND SECOND REPLACEMENT SWITCHES TO SUBSTITUTE ANY ONE OF THE S SPARE CHANNELS FOR ANY ONE M INFORMATIONS CHANBELS FIRST AND SECOND STORAGE MEANS COUPLED TO THE RESPECTIVE FIRST AND SECOND STORAGE MEANS COUPLED TO THE RESPECTIVE THE NEXT AVAIABLE S SPARE CHANNEL, SAID FIRST AND SECONE STORAGE MEANS BEING COUPLED TO AND OPERATED BY THE RESPECTIVE FIRST AND SECOND DETECTION AND SEQUENCE CONTROL CIRCUITS EACH TIME THE FIRST AND SECOND REPLACEMENT SWITCHES ARE OPERATED.
References Cited (Backward Citations)
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US2680162A
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US3011711A
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US2936442A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |