Static information storage and retrieval – Systems using particular element – Ferroelectric
Patent
1997-07-01
1999-08-10
Nelms, David
Static information storage and retrieval
Systems using particular element
Ferroelectric
36518905, 36518514, 365104, G11C 1122, G11C 1604
Patent
active
059368799
ABSTRACT:
A programming or function-setting cell for a field programmable gate array utilizes ferroelectric capacitors connected to the nodes of a latch circuit to retain charge representing the state of the cell so that, following a power loss or a specific event upset, the programming information held by the latch circuit may be reinstated. The latch circuit comprises a pair of inverters having their inputs and outputs cross-coupled by way of respective switching transistors, and the capacitors are connected between the nodes and a common plate conductor normally held at a potential intermediate the supply potentials for the inverters.
REFERENCES:
patent: 4918654 (1990-04-01), Eaton, Jr. et al.
patent: 5198706 (1993-03-01), Papaliolios
patent: 5592410 (1997-01-01), Verhaeghe et al.
Brouwer Mark
Kerr John
Le Thong
Mitel Semiconductor Limited
Nelms David
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