文档介绍：FPGA in the Software Radio
Mark Cummings ,Cadence Wireless Design Services
Shinichiro Haruyama, Keio University
As new radio standards are deployed without substantially sup-
ABSTRACTplanting. existing’. ones, the need for multimode multiband hand-
sets and infrastructure increases. This article describes how emerging FPGA technology’s
bination of size and power efficiency plus field programmability offers a transi- microcontro~~ers,This mix of architec-
tion of FPGAs from ASIC prototyping to embedded products. Software-defined receiver tures is referred to here as the
examples suggest an enlarged role for FPGAs in pragmatic paths toward the productiza- paradim. Currently, the sig-
tion of software radio technology. ial processing requirements for mulG-
mode multiband are the most
challenging. There are four major cate-
s information tools move off the desktop and into gories of new paradigm potential technical solutions [3]. Each
A peoples’ pockets, purses, and briefcases, the rate is summarized in Table 1 and discussed below.
of evolution of munications is accelerating. At High-speed instruction set processors are increasing in
the same time, business, politics, culture, education, and so on speed, decreasing in feature size, and improving low-power
are ing global. For example, we are designing what operation. As these new generations