US3243774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digital data werror detection and correction apparatus
Assignee: Honeywell Inc
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Filing: 1962-07-12
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Granted: 1966-03-29
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Expires: 1982-07-12
Abstract
No abstract record available.
Inventors
- 👤 Betz Bernard Keith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:42
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/07; G06F11/08; G06F11/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
APPARATUS FOR USE IN MANIPULATING A MULTIPLE-CHANNEL RECORD HAVING A PARITY CHANNEL ASSOCIATED THEREWITH COMPRISING A PLURALITY OF DATA INPUT CHANNELS AND A PARITY INPUT CHANNEL, A PARITY GENERATOR, MEANS CONNECTING SAID DATA INPUT CHANNELS TO SAID PARITY GENERATOR TO PRODUCE A PARITY BIT FROM THE DATA ON SAID DATA INPUT CHANNELS, A PARITY CHECK CIRCUIT CONNECTED TO THE OUTPUT OF SAID PARITY GENERATOR AND SAID PARITY INPUT CHANNEL, MEANS CONNECTED TO SAID PARITY CHECK CIRCUIT FOR SENSING A PARITY ERROR, MEANS INCLUDING SAID SENSING MEANS OPERATIVELY CONNECTED TO SAID DATA INPUT CHANNELS TO IDENTIFY A DATA INPUT CHANNEL HAVING AN ERROR THEREIN, MEANS CONNECTED TO SAID MEANS INCLUDING SAID ERROR-SENSING MEANS TO RETRANSFER THE DATA FROM SAID DATA INPUT CHANNEL AND SAID PARITY INPUT CHANNEL TO THE INPUT OF SAID PARITY GENERATOR, SAID LAST
Claim 2
Dependent Claim
135 words
APPARATUS FOR USE IN MANIPULATING A MULTIPLE-CHANNEL RECORD HAVING A PARITY CHANNEL ASSOCIATED THEREWITH COMPRISING A PLURALITY OF DATA INPUT CHANNELS AND A PARITY INPUT CHANNEL, A PARITY GENERATOR, MEANS CONNECTING SAID DATA INPUT CHANNELS TO SAID PARITY GENERATOR TO PRODUCE A PARITY BIT FROM THE DATA ON SAID DATA INPUT CHANNELS, A PARITY CHECK CIRCUIT CONNECTED TO THE OUTPUT OF SAID PARITY GENERATOR AND SAID PARITY INPUT CHANNEL, MEANS CONNECTED TO SAID PARITY CHECK CIRCUIT FOR SENSING A PARITY ERROR, MEANS INCLUDING SAID SENSING MEANS OPERATIVELY CONNECTED TO SAID DATA INPUT CHANNELS TO IDENTIFY A DATA INPUT CHANNEL HAVING AN ERROR THEREIN, MEANS CONNECTED TO SAID MEANS INCLUDING SAID ERROR-SENSING MEANS TO RETRANSFER THE DATA FROM SAID DATA INPUT CHANNEL AND SAID PARITY INPUT CHANNEL TO THE INPUT OF SAID PARITY GENERATOR, SAID LAST
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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |