Software Defined Radio is moving fast...in some areas. In many important ways, however, Software Defined and Cognitive Radio are just now arriving at the "horseless carriage" stage, where software is being embraced mostly as a substitute for traditional circuitry, or is being celebrated largely for what are, after all, only incremental enhancements to a very conventional user interface. Software Defined and Cognitive Radio promise more than this. We outline the technological and conceptual components that are now making it possible to take the next steps towards those promises, and we report on current ongoing work at forging these pieces into a new kind of radio environment.
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