A Hybrid Architecture for Radar Processing
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A Hybrid Architecture for Radar ProcessingJack West, Hongping Li, Sirirut Vanichayobon, Seok-Hyun Ko, Jeff Muehring, John Antonio, Sudarshan Dhall
University of OklahomaDARPA Contract No. F30602-97-2-0297
SAR Processing Flow STAP Processing Flow
RangeCompression
DopplerFiltering
WeightComputation
RangeCompression
AzimuthProcessing
DataTransfer
DataTransfer
DataTransfer
Azimuth
Range
Range
Doppler
Cha
nnel
FFT Size
Azimuth Sectioned Convolutions
KernelSize
Section
Overlap
PCI MOTHER BOARD
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Physical View of Prototype System
Data Source
VME
MercurySystem
CNCNPEPE... ...
SPARC
ReconfigurableSubsystem
DSP/GPPSubsystem
Data Sink
AnnapolisSystem 120 MB/sec
PC
120 MB/sec120 MB/sec
PC
PCI Custom Custom
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ReconfigurableSubsystem
AnnapolisSystem
PCI
120 MB/sec
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Architecture of Prototype System