IP Library Patent Application 16694756
Patent Application
App. No. 16/694,756

SEMICONDUCTOR MEMORY DEVICE

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Quick Facts
Patent No.
US None
App. No.
16/694,756
Abstract

A semiconductor memory device comprises: a semiconductor substrate; a plurality of memory units provided on the semiconductor substrate and each including a plurality of memory cells that are stacked; and a plurality of bit lines formed above each of a plurality of the memory units aligned in a column direction, an alignment pitch in a row direction of the plurality of bit lines being less than an alignment pitch in the row direction of the memory units, and an end of each of the memory units aligned in the column direction being connected to one of the plurality of bit lines formed above the plurality of the memory units aligned in the column direction.

Claims (6)

1 . A semiconductor memory device, comprising:

a semiconductor substrate;

a plurality of memory units provided on the semiconductor substrate and each including a plurality of memory cells that are stacked; and

a plurality of bit lines formed above each of a plurality of the memory units aligned in a column direction

an alignment pitch in a row direction of the plurality of bit lines being less than an alignment pitch in the row direction of the memory units, and

an end of each of the memory units aligned in the column direction being connected to one of the plurality of bit lines formed above the plurality of the memory units aligned in the column direction.

Assignments (2)
MERGER AND CHANGE OF NAME Recorded Aug 6, 2021
From: TOSHIBA MEMORY CORPORATION; K.K. PANGEA
To: TOSHIBA MEMORY CORPORATION
Reel/Frame 057109/0171 →
CHANGE OF NAME Recorded Aug 6, 2021
From: TOSHIBA MEMORY CORPORATION
To: KIOXIA CORPORATION
Reel/Frame 057109/0243 →