Software Radio Platform using Wideband IF Sampled Architecture
Bertalan Eged, et. al.
Budapest University of Technology and Economics
Dep artment of Microwave Telecommunications H-1111 Budapest, Goldmann Gy. tér 3.
TEL: +36 1 463-3514 FAX: +36 1 463-3289 email: beged @mht .bme.hu
Software Radio: can be reconfigured for multiple air interfaces (AMPS,
GSM, EDGE, CDMAOne, CDMA2000, W-CDMA) & advanced technology
through software downloads
Digital Radio: scalable hardware platform for software radio application
Using baseband sampling modulation is done in analog domain
As processing and sampling
technologies improve, digital
moves from the baseband
end “towards the antenna”
Using IF sampled architecture modulation is done in digital domain
upconverters put each
carrier at a slightly
different IF frequency.
one chip and
four chips can
Prototype of the software radio platform at WITLab
of baseband IQ
3D preview of
our 16 channel
design of the
Research goals: design and implement a 16 channel,
16Msps polyphase modulation, 1-2500MHz RF bandwidth
software radio platform.
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