@MISC{_fromsoda, author = {}, title = {From SODA to Scotch: The Evolution of a Wireless Baseband Processor}, year = {} }
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Abstract
With the multitude of existing and upcoming wireless stan-dards, it is becoming increasingly difficult for hardware-only baseband processing solutions to adapt to the rapidly chang-ing wireless communication landscape. Software Defined Radio (SDR) promises to deliver a cost effective and flexible solution by implementing a wide variety of wireless protocols in software. In previous work, a fully programmable multi-core architecture, SODA, was proposed that was able to meet the real-time requirements of 3G wireless protocols. SODA consists of one ARM control processor and four wide single instruction multiple data (SIMD) processing elements. Each processing element consists of a scalar and a wide 512-bit 32-lane SIMD datapath. A commercial prototype based on the SODA architecture, Ardbeg (named after a brand