The analog to digital “DTV transition” completed in June 2009 was a technological event unprecedented in scale in the broadcast television industry. The final analog cutoff for TV stations culminated more than ten years of complex regulatory decisions. Facing concerns that costs and revenue...

Software Defined Radio (SDR), Cognitive Radio, and related technologies (Smart Radio) are exciting engineering advances but also important regulatory topics. Both the U.S. and Japan have wrestled with potential interference concerns regarding device conformity in reviewing SDR...