An 80nm 4Gb/s/pin 32b 512Mb GDDR4 Graphics DRAM with Low-Power and Low-Noise Data-Bus Inversion. - Jeong-Don Ihm; Seung-Jun Bae; Kwang-Il Park; Ho-Young Song; Woo-Jin Lee; Hyun-Jin Kim; Kyoung-Ho Kim; Ho-Kyung Lee; Min-Sang Park; Sam-Young Bang; Mi-Jin Lee; Gil-Shin Moon; et al. (ISSCC, 2007)