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US3291974A Expired / Lapsed US ⏱️ 0.0 years remaining

Planar function generator using modulo 2 unprimed canonical form logic

Assignee: Unisys Corp
•
Filing: 1964-12-14
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Granted: 1966-12-13
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Expires: 1984-12-14
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Abstract

No abstract record available.

Inventors

  • 👤 Even Shimon

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 00:00
CPC Classifications
G; G06; G06F; G06F7/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 237 words
A LOGICAL NETWORK COMPRISING N ROWS OF FIRST LOGIC MODULES AND ONE ROW OF SECOND LOGIC MODULES CONNECTED IN TREE CONFIGURATION, EACH SAID FIRST MODULE RECEIVING FIRST AND SECOND INPUT SIGNALS AT FIRST AND SECOND INPUT TERMINALS AND PROVIDING FIRST AND SECOND OUTPUT SIGNALS IDENTICAL THERETO AND A THIRD OUTPUT SIGNAL WHICH IS THE CONJUNCTION TO SAID FIRST AND SECOND INPUT SIGNALS, EACH SAID SECOND MODULE RECEIVING THIRD, FOURTH AND FIFTH INPUT SIGNALS AT THIRD, FOURTH AND FIFTH INPUT TERMINAL AND PROVIDING ONE OUTPUT SIGNAL WHICH IS THE MODULO 2 SUM OF SAID THIRD INPUT SIGNAL AND THE CONJUNCTION OF SAID FOURTH AND FIFTH INPUT SIGNALS, THE FIRST OUTPUT SIGNAL FROM EACH FIRST MODULE OF A PRECEDING ROW BEING APPLIED TO THE SECOND INPUT TERMINAL OF A REPRESENTATIVE FIRST MODULE OF A SUCCEEDING ROW, THE THIRD OUTPUT SIGNAL FROM SAID FIRST MODULE OF A PRECEDING ROW BEING APPLIED TO THE SECOND INPUT TERMINAL OF A DIFFERENT RESPECTIVE FIRST MODULE OF SAID SUCCEEDING ROW, THE FIRST OUTPUT SIGNAL FROM EACH FIRST MODULE OF THE LAST ROW OF FIRST MODULES BEING APPLIED TO THE FOURTH INPUT TERMINAL OF A RESPECTIVE SECOND MODULE, THE THIRD OUTPUT SIGNAL FROM EACH SAID FIRST MODULE OF SAID LAST ROW OF FIRST MODULES BEING APPLIED TO THE FOURTH INPUT TERMINAL OF A DIFFERENT RESPECTIVE SECOND MODULE, THE OUTPUT SIGNAL PRECEDING SECOND MODULE BEING APPLIED TO THE THIRD INPUT TERMINAL OF A SUCCEEDING SECOND MODULE.
Claim 2
Dependent Claim 237 words
A LOGICAL NETWORK COMPRISING N ROWS OF FIRST LOGIC MODULES AND ONE ROW OF SECOND LOGIC MODULES CONNECTED IN TREE CONFIGURATION, EACH SAID FIRST MODULE RECEIVING FIRST AND SECOND INPUT SIGNALS AT FIRST AND SECOND INPUT TERMINALS AND PROVIDING FIRST AND SECOND OUTPUT SIGNALS IDENTICAL THERETO AND A THIRD OUTPUT SIGNAL WHICH IS THE CONJUNCTION TO SAID FIRST AND SECOND INPUT SIGNALS, EACH SAID SECOND MODULE RECEIVING THIRD, FOURTH AND FIFTH INPUT SIGNALS AT THIRD, FOURTH AND FIFTH INPUT TERMINAL AND PROVIDING ONE OUTPUT SIGNAL WHICH IS THE MODULO 2 SUM OF SAID THIRD INPUT SIGNAL AND THE CONJUNCTION OF SAID FOURTH AND FIFTH INPUT SIGNALS, THE FIRST OUTPUT SIGNAL FROM EACH FIRST MODULE OF A PRECEDING ROW BEING APPLIED TO THE SECOND INPUT TERMINAL OF A REPRESENTATIVE FIRST MODULE OF A SUCCEEDING ROW, THE THIRD OUTPUT SIGNAL FROM SAID FIRST MODULE OF A PRECEDING ROW BEING APPLIED TO THE SECOND INPUT TERMINAL OF A DIFFERENT RESPECTIVE FIRST MODULE OF SAID SUCCEEDING ROW, THE FIRST OUTPUT SIGNAL FROM EACH FIRST MODULE OF THE LAST ROW OF FIRST MODULES BEING APPLIED TO THE FOURTH INPUT TERMINAL OF A RESPECTIVE SECOND MODULE, THE THIRD OUTPUT SIGNAL FROM EACH SAID FIRST MODULE OF SAID LAST ROW OF FIRST MODULES BEING APPLIED TO THE FOURTH INPUT TERMINAL OF A DIFFERENT RESPECTIVE SECOND MODULE, THE OUTPUT SIGNAL PRECEDING SECOND MODULE BEING APPLIED TO THE THIRD INPUT TERMINAL OF A SUCCEEDING SECOND MODULE.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-12-12 1970-06-13 1970-12-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-12-12 1974-06-13 1974-12-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-12-12 1978-06-13 1978-12-13 $7700.00 Window Closed / Lapsed

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