News & Analysis
Software-defined radio
11/13/2003 5:23 PM EST
Software-defined radio
Crafting software-defined radio for 3G
RFID interrogator family gains flexibility
'Soft' basestation runs on commodity server
'Cognitive' radios the next step for SDR
Single-platform convergence is on track
Keys to reconfigurable SDR system design
Reusable architecture is DSP framework
Software-Defined Radio comes of age
Software-defined radios for defense applications
'Multi-lingual' 3G basestations will prevail
Increasing DSP performance breeds unexpected applications
Soft details define wireless basestations
Software-defined radio dials in
Years ago, high-end radios for military communications applications went digital. While the RF and IF stages of the devices stayed pretty much the same, once the signal reached baseband frequency, it was digitized, and all further filtering, demodulation, error recovery and decoding were done in the digital domain.
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