Patent ID: 11869582
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A method of operating a memory device that performs a plurality of program loops for a plurality of memory cells, the method comprising:
applying a first program pulse and a first verify pulse of a first program loop from among the plurality of program loops;
counting a first off cell count by using an output based on the first verify pulse;
determining a first verify skip period using the first off cell count;
applying an N-th program pulse and a plurality of verify pulses in response to an end of the first verify skip period, wherein N is a positive integer;
counting a second off cell count by using an output based on the plurality of verify pulses; and
determining a second verify skip period using the second off cell count.