Patent ID: 9640254
Date: 2017-05-02
CPC Classifications: G11C,H01L

Claim:
1. A memory, comprising: a resistance variable material; a first heater under a first memory cell area of the resistance variable material; a second heater under a second memory cell area of the resistance variable material and spaced apart from the first heater by a first distance in a first direction; a third heater under a third memory cell area of the resistance variable material and spaced apart from the second heater by a second distance in the first direction; and a controller for controlling operations on the memory; wherein the controller is configured to concurrently enable the first heater and the second heater for programming a memory cell of the first memory cell area and a memory cell of the second memory cell area; wherein the resistance variable material is contiguous in the first direction from the first heater to the third heater; and wherein the second distance is greater than the first distance.