Patent ID: 11895842
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 14:
15. The nonvolatile memory device of claim 1, further comprising:
a first test region disposed in the cell region of the first sub memory plane and disposed closer to the first end portion than to the second end portion in the column direction of the cell region;
a second test region disposed in the cell region of the second sub memory plane and disposed closer to the second end portion than to the first end portion in the column direction of the cell region, wherein the second end portion is on an opposite side of the first end portion in the column direction;
a third overhead region disposed in the cell region of the first sub memory plane and adjacent to the second test region in the row direction;
a fourth overhead region disposed in the cell region of the second sub memory plane and adjacent to the first test region in the row direction; and
test blocks disposed in the first test region and the second test region and configured to test operational characteristics of the nonvolatile memory device.