Memory device

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United States of America Patent

PATENT NO 9076505
APP PUB NO 20130148411A1
SERIAL NO

13705587

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A memory device including first to fourth memory cell arrays and a driver circuit including a pair of bit line driver circuits and a pair of word line driver circuits is provided. The first to fourth memory cell arrays are overlap with the driver circuit. Each of the pair of bit line driver circuits and a plurality of bit lines are connected through connection points on an edge along the boundary between the first and second memory cell arrays or on an edge along the boundary between the third and fourth memory cell arrays. Each of the pair of word line driver circuits and a plurality of word lines are connected through second connection points on an edge along the boundary between the first and fourth memory cell arrays or on an edge along the boundary between the second and third memory cell arrays.

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Patent Owner(s)

Patent OwnerAddress
SEMICONDUCTOR ENERGY LABORATORY CO LTDJAPAN'S KANAGAWA PREFECTURE ATSUGI CITY ATSUGI-SHI KANAGAWA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Atsumi, Tomoaki Kanagawa, JP 139 2041
Okuda, Takashi Tokyo, JP 55 518

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