A Low SIR Impulse-UWB Transceiver Utilizing Chirp FSK in 0.18 μm CMOS. - Murli U. Nair; Yuanjin Zheng; Chyuen-Wei Ang; Yong Lian 001; Xiaojun Yuan; Chun-Huat Heng (IEEE J. Solid State Circuits, 2010)