US3200374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-dimension parity check system
Assignee: Melpar Inc
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Filing: 1962-03-27
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Granted: 1965-08-10
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Expires: 1982-03-27
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Ballard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:27
CPC Classifications
H; H04; H04L; H04L1/00; H04L1/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A SYSTEM FOR PARITY CODING CHARACTERS REPRESENTED BY P PARALLEL BITS COMPRISING MEANS RESPONSIVE TO SAID BITS FOR CONVERTING THEM INTO P SERIAL BITS; P BI-STABLE ELEMENTS, EACH BEING RESPONSIVE TO A RESPECTIVE ONE OF SAID P BITS; MEANS FOR COUPLING SIGNALS IN SAID P ELEMENTS IN PARALLEL TO SAID MEANS FOR CONVERTING AFTER Q CHARACTERS HAVE BEEN APPLIED IN SEQUENCE TO SAID CONVERTING MEANS, SAID Q CHARACTERS BEING A WORD; PXQ SECOND BI-STABLE ELEMENTS; MEANS FOR SIMULTANEOUSLY COUPLING THE P BITS IN EACH CHARACTER TO A SEPARATE ONE OF SAID SECOND BI-STABLE ELEMENTS, SAID LAST NAMED MEANS SEQUENTIALLY COUPLING THE P BITS OF SAID Q CHARACTERS TO SAID PXQ SECOND BI-STABLE ELEMENTS DURING EACH WORD AND SEQUENTIALLY COUPLING SAID Q CHARACTERS TO SAID PXQ SECOND BI-STABLE ELEMENTS FOR R WORDS, SAID R WORDS BEING A PHRASE; AND MENS ACTIVATED AFTER R WORDS HAVE BEEN APPLIED IN SEQUENCE TO SAID CONVERTING MEANS FOR COUPLING SIGNALS IN P ELEMENTS OF SAID PXQ ELEMENTS IN PARALLEL TO SAID MEANS FOR CONVERTING, SAID LAST NAMED MEANS SEQUENTIALLY COUPLING THE SIGNALS OF SAID SECOND ELEMENTS TO SAID MEANS FOR CONVERTING.
Claim 2
Independent Claim
186 words
A SYSTEM FOR PARITY CODING CHARACTERS REPRESENTED BY P PARALLEL BITS COMPRISING MEANS RESPONSIVE TO SAID BITS FOR CONVERTING THEM INTO P SERIAL BITS; P BI-STABLE ELEMENTS, EACH BEING RESPONSIVE TO A RESPECTIVE ONE OF SAID P BITS; MEANS FOR COUPLING SIGNALS IN SAID P ELEMENTS IN PARALLEL TO SAID MEANS FOR CONVERTING AFTER Q CHARACTERS HAVE BEEN APPLIED IN SEQUENCE TO SAID CONVERTING MEANS, SAID Q CHARACTERS BEING A WORD; PXQ SECOND BI-STABLE ELEMENTS; MEANS FOR SIMULTANEOUSLY COUPLING THE P BITS IN EACH CHARACTER TO A SEPARATE ONE OF SAID SECOND BI-STABLE ELEMENTS, SAID LAST NAMED MEANS SEQUENTIALLY COUPLING THE P BITS OF SAID Q CHARACTERS TO SAID PXQ SECOND BI-STABLE ELEMENTS DURING EACH WORD AND SEQUENTIALLY COUPLING SAID Q CHARACTERS TO SAID PXQ SECOND BI-STABLE ELEMENTS FOR R WORDS, SAID R WORDS BEING A PHRASE; AND MENS ACTIVATED AFTER R WORDS HAVE BEEN APPLIED IN SEQUENCE TO SAID CONVERTING MEANS FOR COUPLING SIGNALS IN P ELEMENTS OF SAID PXQ ELEMENTS IN PARALLEL TO SAID MEANS FOR CONVERTING, SAID LAST NAMED MEANS SEQUENTIALLY COUPLING THE SIGNALS OF SAID SECOND ELEMENTS TO SAID MEANS FOR CONVERTING.
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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |