Bit mapping for balanced PCM cell programming
Yu Du, Miao Zhou, Bruce R. Childers, Daniel Mossé, Rami Melhem · 2013
Write bandwidth is an inherent performance bottleneck for Phase Change Memory (PCM) for two reasons. First, PCM cells have long programming time, and second, only a limited number of PCM cells can be programmed concurrently due to programming current and write circuit constraints,