A 256-Mb SDRAM using a register-controlled digital DLL. - Atsushi Hatakeyama; Hirohiko Mochizuki; Tadao Aikawa; Masato Takita; Yuki Ishii; Hironobu Tsuboi; Shin-ya Fujioka; Shusaku Yamaguchi; Makoto Koga; Yuji Serizawa; Koichi Nishimura; Kuninori Kawabata; et al. (IEEE J. Solid State Circuits, 1997)

A High-Power Low-Distortion GaAs HBT Power Amplifier for Mobile Terminals Used in Broadband Wireless Applications. - Tohru Oka; Masatomo Hasegawa; Michitoshi Hirata; Yoshihisa Amano; Yoshiteru Ishimaru; Hiroshi Kawamura; Keiichi Sakuno (IEEE J. Solid State Circuits, 2007)