Liming Xiu is a Design Engineer and a Senior Member of Technical Staff (SMTS) at Texas Instruments, Inc. His interests include digital and mixed-signal integrated circuit design and VLSI physical design. He has worked on various mixed-signal devices, including video decoders, 3-D graphics controllers, and HDTV decoders, as physical design lead. He is also a Phase Lock Loop (PLL) expert. He is the inventor of "Flying-Adder" frequency and phase synthesis architecture, which has been used in many commercial products. He has eleven granted or pending U.S. patents. He is a Senior Member of the IEEE and the general chair of the IEEE Circuit and Systems Society, Dallas Chapter.