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lect.17 - EEL 5722C Field-Programmable Gate Array Design...

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1 EEL 5722C Field-Programmable Gate Array Design Lecture 17: FPGA Computing : DSP* Prof. Mingjie Lin * Sean Gallagher 2004
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2 Overview Mid-term for me Feedback form Candid suggestions on course material… FPGAs as DSP platform Ideas and concepts Performance study
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3 Why Use FPGAs in DSP Applications? 10x More DSP Throughput Than DSP Processors Parallel vs. Serial Architecture Cost-Effective for Multi-Channel Applications Flexible Hardware Implementation Single-Chip Solution System (Hardware/Software) Integration Benefits FPGA Software Embedded Processor FPGA DSP System Software DSP
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4 FPGA vs.DSP FPGAs exceed the computational power of DSPs Inherent parallelism, breaking the paradigm of sequential execution and accomplishing more per clock
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5 5 FPGAs Are Massive Parallel Computing Machines LPF Multi Channel Filter 80MHz Samples ch1 ch2 ch3 ch4 LPF LPF LPF LPF 20MHz Samples FPGAs are ideally suited for multi-channel DSP designs Many low sample rate channels can be multiplexed (e.g. TDM) and
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