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Patent Searching and Data


Title:
STORAGE DEVICE, AND OPERATION METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2019/162802
Kind Code:
A1
Abstract:
Provided is a novel storage device. A first cell array having a plurality of memory cells and a second cell array having a plurality of memory cells are provided so as to overlap each other. Two bit lines included in a first bit line pair are respectively electrically connected to some memory cells included in the first cell array and some memory cells included in the second cell array. Two bit lines included in a second bit line pair are respectively electrically connected to some memory cells included in the first cell array and some memory cells included in the second cell array. In the first cell array, one of the bit lines included in the second bit line pair has a region overlapping a part of the first bit line pair, and in the second cell array, the other of the bit lines included in the second bit line pair has a region overlapping a part of the first bit line pair.

Inventors:
OKAMOTO, Yuki (398, Hase, Atsugi-sh, Kanagawa 36, 〒2430036, JP)
ONUKI, Tatsuya (398, Hase, Atsugi-sh, Kanagawa 36, 〒2430036, JP)
Application Number:
IB2019/051135
Publication Date:
August 29, 2019
Filing Date:
February 13, 2019
Export Citation:
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Assignee:
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. (398 Hase, Atsugi-shi Kanagawa, 36, 〒2430036, JP)
International Classes:
H01L21/8242; G11C11/4097; H01L27/108; H01L29/786
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