The Challenges of Software-Deﬁned Radio
Carl Panasik and Chaitali Sengupta
The current move to create and adopt third generation (3G) wireless communications standards has raised tremendous expectations among engineers. To some extent, there is a perception that adopting the new standards will result, almost instantaneously, in being able to design a plethora of multi-purpose wireless Internet appliances with features and capabilities far beyond those found in today’s wireless telephones and palmtop organizers. Recent discussion in the industry has suggested that the coming months will bring a kind of super-communications/entertainment appliance....