Qasim Chaudhari is an independent consultant and trainer with expertise in wireless communications, Software Defined Radio (SDR) and Digital Signal Processing (DSP). He obtained a PhD in Electrical Engineering from Texas A&M University and worked at various organizations including Qualcomm, Renzym and Center for Energy Efficient Telecommunications. He has developed and implemented DSP algorithms for real world demonstrations of many wireless systems such as a MIMO-OFDM testbed, low-SNR receivers and phase of arrival based localization. As the founder of https://wirelesspi.com, his focus is on explaining concepts through beautiful figures, simple mathematics and intuitive reasoning. He is an author of two books, Wireless Communications from the Ground Up - An SDR Perspective (along with a video course with practical exercises to implement the concepts) and 5G Physical Layer - An Easy Guide to Key Technologies. You can reach him at info@wirelesspi.com.