百亿位元乙太网路之基频数位讯号处理设计GBaseTEthernet

1、ACCESS IC LABGraduate Institute of Electronics Engineering, NTUBenAdvisor: Prof. An-Yeu Wu2007/03/07ACCESS IC LAB Graduate Institute of Electronics Engineering, NTUpp. 2v 10GBase-T Ethernet Introductionv Problem Statementv Equalizationv What You Will Learnv Expected Resultv Background NeededACCESS I

2、C LAB Graduate Institute of Electronics Engineering, NTUpp. 3v Full-Duplex Transmissionv Operation over 4 twisted-pair copper linev Link Distancev At least 100m on Class F (UTP Cat 7)v At least 55m Class E (UTP Cat 6)v Line Codev PAM 12 modulation 833MHzv LDPC (833,1024)ACCESS IC LAB Graduate Instit

3、ute of Electronics Engineering, NTUpp. 4ACCESS IC LAB Graduate Institute of Electronics Engineering, NTUpp. 510GBase-T Ethernet over UPTNEXT: Near End CrosstalkFEXT: Far End CrosstalkACCESS IC LAB Graduate Institute of Electronics Engineering, NTUpp. 6v Low Cost Designv High Throughput 1010 bpsv Out

4、put SNR greater than 23.8dBv BER less than 10-12ACCESS IC LAB Graduate Institute of Electronics Engineering, NTUpp. 7Equalizer Design!ACCESS IC LAB Graduate Institute of Electronics Engineering, NTUpp. 8v Simple communication system( )( )( )( )( )* ( )Y nC nE nX nE nq n()( )( )()( )ndX nq nX ndq nAC

5、CESS IC LAB Graduate Institute of Electronics Engineering, NTUpp. 9v Without Equalizationv Without Equalization00.20.40.60.811.21.41.61.82x 104-2-1.5-1-0.500.511.52index nAmplitudeWithout Equalization00.20.40.60.811.21.41.61.82x 104-2-1.5-1-0.500.511.52index nAmplitudeWith EqualizationACCESS IC LAB

6、Graduate Institute of Electronics Engineering, NTUpp. 10v Equalization is widely used in many communication systemsv Wireless communication system OFDM systemv Wireline communication system ADSL v Storage system Optical & MagneticThere must be a equalization technique for any communication syste

7、mEqualizer design is very important in any communication system !ACCESS IC LAB Graduate Institute of Electronics Engineering, NTUpp. 11EqualizerDesignACCESS IC LAB Graduate Institute of Electronics Engineering, NTUpp. 12v Paper surveyv Algorithm domainv Architecture domainv Study advanced signal processingv Matlab simulation of equalizer designv Presentation skillsACCESS