Evaluation of Xilinx System Generator

kevinwjs · 发表于 2010-11-15 16:59:55

马上注册，结交更多好友，享用更多功能，让你轻松玩转社区。

您需要登录才可以下载或查看，没有账号？注册

x

TABLE OF CONTENTS
1 INTRODUCTION.........................................................................................................................1
1.1  OVERVIEW OF THE REPORT....................................................................................................1
1.2  ELECTRONICWARFARE..........................................................................................................1
1.3  RADAR WARNING RECEIVERS................................................................................................2
1.3.1  Parameters to Detect........................................................................................................3
1.3.2  Analog Receivers..............................................................................................................4
1.3.3  DigitalReceivers...............................................................................................................4
1.3.4  Wideband / Narrowband Receivers..................................................................................5
1.4  XILINX SYSTEM GENERATOR WITH MATLAB....................................................................... 6
2  THEORY.......................................................................................................................................8
2.1  FAST FOURIER TRANSFORM...................................................................................................8
2.1.1  Discrete FourierTransform..............................................................................................8
2.1.2  Mathematical derivation of the radix-2 FFT algorithm.................................................... 8
2.1.3  Butterfly..........................................................................................................................11
2.1.4  Memories........................................................................................................................13
2.1.5  Scaling............................................................................................................................14
2.2  WINDOWFUNCTIONS............................................................................................................15
2.3  DIGITAL FILTERS..................................................................................................................17
2.3.1  FIR Filter........................................................................................................................17
2.4  USING TWO REALINPUTS......................................................................................................18
3 IMPLEMENTATION.................................................................................................................20
3.1 BUFFERING...........................................................................................................................20
3.2  WINDOWINGFUNCTION........................................................................................................21
3.3  FFT......................................................................................................................................22
3.3.1  Butterfly..........................................................................................................................22
3.3.2  DIFStructure..................................................................................................................24
3.4  SORTING FUNCTION..............................................................................................................26
3.5  EXPERIENCES OF IMPLEMENTATION.....................................................................................26
4  SIMULATIONRESULTS..........................................................................................................28
4.1  SIGNAL A.............................................................................................................................28
4.2  SIGNALB..............................................................................................................................30
4.3  EXPERIENCES OFSIMULATION..............................................................................................32
5  GENERATION OF VHDL SOURCE CODE........................................................................... 33
5.1  GENERATED CODE................................................................................................................33
5.2  EXPERIENCES OF THE GENERATION......................................................................................33
6  SYNTHESIS................................................................................................................................35
6.1  SYNTHESIS RESULTS.............................................................................................................35
6.2  EXPERIENCE OF SYNTHESIS..................................................................................................35
7 CONCLUSIONS..........................................................................................................................36
REFERENCES AND SOURCES........................................................................................................37

Evaluation of Xilinx System Generator.pdf (1.36 MB, 下载次数: 281 )