Invention Grant
- Patent Title: Nonvolatile memory apparatus and memory system using the same
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Application No.: US16774773Application Date: 2020-01-28
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Publication No.: US10998043B2Publication Date: 2021-05-04
- Inventor: Jung Hyuk Yoon , In Soo Lee
- Applicant: SK hynix Inc.
- Applicant Address: KR Icheon-si
- Assignee: SK hynix Inc.
- Current Assignee: SK hynix Inc.
- Current Assignee Address: KR Icheon-si
- Agency: William Park & Associates Ltd.
- Priority: KR10-2019-0074833 20190624
- Main IPC: G11C7/00
- IPC: G11C7/00 ; G11C13/00

Abstract:
A nonvolatile memory apparatus includes a plurality of cell arrays, each including a near area and a far area. A plurality of memory cells are included in the near area, and a plurality of memory cells are included in the far area. When a memory cell of the plurality of memory cells, included in a near area of at least one cell array, among the plurality of cell arrays, is selected, based on an address signal, the nonvolatile memory apparatus selects memory cells included in far areas of the remaining cell arrays based on the address signal. The nonvolatile memory apparatus performs a first read operation on the selected memory cell of the at least one cell array, and performs a second read operation on the selected memory cells of the remaining cell arrays.
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