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US3087149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decimal to binary conversion and storage system
Assignee: NCR Voyix Corp
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Filing: 1960-04-21
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Granted: 1963-04-23
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Expires: 1980-04-21
Abstract
No abstract record available.
Inventors
- 👤 Jack W Malcolm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:13
CPC Classifications
H; H03; H03M; H03M11/00; H03M11/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
327 words
A SYSTEM FOR CONVERTING SINGLE POLARITY SIGNAL REPRESENTATIONS OF CHARACTERS INTO RESPECTIVE TWO POLARITY BIT BINARY CODE REPRESENTATIONS WHEREIN EITHER POLARITY BIT IS SELECTED TO BE SIGNIFICANT AND STORING THE CONVERTED REPRESENTATIONS COMPRISING IN COMBINATION WITH A SOURCE OF SINGLE POLARITY SIGNALS AND A SOURCE OF READ-OUT SIGNALS; A PLURALITY OF BINARY ELEMENTS, EACH CHARACTERIZED BY TWO STABLE CONDITIONS OF OPERATION, ARRANGED IN A PLURALITY OF GROUPS OF AN EQUAL NUMBER OF ELEMENTS PER GROUP WHEREIN THE GROUPS CORRESPOND TO CHARACTERS, EACH ELEMENT PER GROUP CORRESPONDS TO A RESPECTIVE BIT POSITION OF A SELECTED BINARY CODE, AND A SELECTED ONE OF THE STABLE CONDITIONS OF OPERATION OF ANY ELEMENT IN EACH GROUP DENOTES THE PRESENCE OF A SIGNIFICANT BIT IN THAT POSITION; INDIVIDUAL FIRST INPUT CIRCUIT MEANS SERIES COUPLING ALL OF THE ELEMENTS OF EACH RESPECTIVE GROUP IN A SENSE FOR PRODUCING IN EACH ELEMENT THAT STABLE CONDITION OF OPERATION SELECTED TO DENOTE THE PRESENCE OF A SIGNIFICANT BIT; A SECOND INPUT CIRCUIT MEANS CORRESPONDING TO EACH DIFFERENT CHARACTER SERIES COUPLING THOSE ELEMENTS OF ALL OF THE GROUPS WHICH CORRESPOND TO THE BIT POSITIONS OF THE BINARY CODE REPRESENTATIONS OF THE RESPECTIVE CHARACTERS IN WHICH IS PRESENT THE SIGNIFICANT BITS IN A SENSE THE SAME AS SAID FIRST INPUT MEANS; INDIVIDUAL FIRST READ-OUT CIRCUIT MEANS COUPLING EACH RESPECTIVE ELEMENT IN A SENSE OPPOSITE THAT OF SAID FIRST AND SECOND INPUT CIRCUIT MEANS; SECOND READ-OUT CIRCUIT MEANS SERIES COUPLING ALL OF SAID ELEMENTS IN A SENSE THE SAME AS SAID FIRST READ-OUT CIRCUIT MEANS WHEREBY A READ-OUT SIGNAL SUCCESSIVELY ENERGIZING EACH OF SAID FIRST READ-OUT CIRCUIT MEANS COINCIDENT WITH THE SAID SECOND READ-OUT CIRCUIT MEANS WILL INDIVIDUALLY REVERSE THE CONDITION OF OPERATION OF THOSE ELEMENTS WHICH ARE IN THE STABLE CONDITION OF OPERATION SELECTED TO DENOTE THE PRESENCE OF A SIGNIFICANT BIT; AND AN OUTPUT CIRCUIT MEANS SERIALLY COUPLING ALL OF SAID ELEMENTS IN WHICH A PULSE APPEARS WITH EACH REVERSAL OF CONDITION OF OPERATION OF AN ELEMENT.
Claim 2
Independent Claim
327 words
A SYSTEM FOR CONVERTING SINGLE POLARITY SIGNAL REPRESENTATIONS OF CHARACTERS INTO RESPECTIVE TWO POLARITY BIT BINARY CODE REPRESENTATIONS WHEREIN EITHER POLARITY BIT IS SELECTED TO BE SIGNIFICANT AND STORING THE CONVERTED REPRESENTATIONS COMPRISING IN COMBINATION WITH A SOURCE OF SINGLE POLARITY SIGNALS AND A SOURCE OF READ-OUT SIGNALS; A PLURALITY OF BINARY ELEMENTS, EACH CHARACTERIZED BY TWO STABLE CONDITIONS OF OPERATION, ARRANGED IN A PLURALITY OF GROUPS OF AN EQUAL NUMBER OF ELEMENTS PER GROUP WHEREIN THE GROUPS CORRESPOND TO CHARACTERS, EACH ELEMENT PER GROUP CORRESPONDS TO A RESPECTIVE BIT POSITION OF A SELECTED BINARY CODE, AND A SELECTED ONE OF THE STABLE CONDITIONS OF OPERATION OF ANY ELEMENT IN EACH GROUP DENOTES THE PRESENCE OF A SIGNIFICANT BIT IN THAT POSITION; INDIVIDUAL FIRST INPUT CIRCUIT MEANS SERIES COUPLING ALL OF THE ELEMENTS OF EACH RESPECTIVE GROUP IN A SENSE FOR PRODUCING IN EACH ELEMENT THAT STABLE CONDITION OF OPERATION SELECTED TO DENOTE THE PRESENCE OF A SIGNIFICANT BIT; A SECOND INPUT CIRCUIT MEANS CORRESPONDING TO EACH DIFFERENT CHARACTER SERIES COUPLING THOSE ELEMENTS OF ALL OF THE GROUPS WHICH CORRESPOND TO THE BIT POSITIONS OF THE BINARY CODE REPRESENTATIONS OF THE RESPECTIVE CHARACTERS IN WHICH IS PRESENT THE SIGNIFICANT BITS IN A SENSE THE SAME AS SAID FIRST INPUT MEANS; INDIVIDUAL FIRST READ-OUT CIRCUIT MEANS COUPLING EACH RESPECTIVE ELEMENT IN A SENSE OPPOSITE THAT OF SAID FIRST AND SECOND INPUT CIRCUIT MEANS; SECOND READ-OUT CIRCUIT MEANS SERIES COUPLING ALL OF SAID ELEMENTS IN A SENSE THE SAME AS SAID FIRST READ-OUT CIRCUIT MEANS WHEREBY A READ-OUT SIGNAL SUCCESSIVELY ENERGIZING EACH OF SAID FIRST READ-OUT CIRCUIT MEANS COINCIDENT WITH THE SAID SECOND READ-OUT CIRCUIT MEANS WILL INDIVIDUALLY REVERSE THE CONDITION OF OPERATION OF THOSE ELEMENTS WHICH ARE IN THE STABLE CONDITION OF OPERATION SELECTED TO DENOTE THE PRESENCE OF A SIGNIFICANT BIT; AND AN OUTPUT CIRCUIT MEANS SERIALLY COUPLING ALL OF SAID ELEMENTS IN WHICH A PULSE APPEARS WITH EACH REVERSAL OF CONDITION OF OPERATION OF AN ELEMENT.
References Cited (Backward Citations)
US2774429A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |