Class2_15_16_Peak_Distortion_Analysis

Class2_15_16_Peak_Distortion_Analysis - Peak Distortion ISI...

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Unformatted text preview: August 24, 2009 August 24, 2009 Peak Distortion ISI Analysis Bryan Casper Circuits Research Lab Intel ® Corporation Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis Agenda • Properties of a Linear Time-invariant System (LTI) • Margin calculation method (voltage and timing) • Worst-case eye opening calculation methods • Worst-case eye with crosstalk • Complete Peak Distortion equations • Compare worst-case eye w/ random data eye, lone 1 or 0 eye, sine wave eye Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis Properties of a Linear Time- invariant System • Impulse response Frequency response • Convolution • Superposition FFT Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis LTI property: Equivalence of Time and Frequency Domain Insertion loss S parameters (complex) Insertion loss S parameters (Magnitude and phase) FFT Impulse response Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis LTI property: Convolution Tx symbol (mirror) Impulse response Pulse response ⊗ ⇓ Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis LTI property: Superposition Tx symbol …000010000000… In Out Pulse response Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis LTI property: Superposition of symbols Tx symbol …000010011100… In Out Response to pattern 100111 Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis LTI property: Superposition of coupled symbols Tx symbol …000010000000… In Out FEXT Pulse response Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis LTI property: Superposition of coupled symbols Tx symbol …000011111100… In Out FEXT response Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis LTI property: Superposition of coupled symbols Out Tx symbol …000011111100… FEXT response Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis LTI property: Superposition of coupled symbols Out Tx symbol …000010011100… Insertion loss response Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis LTI property: Superposition of coupled symbols Out Tx symbol …000010011100… Tx symbol …000011111100… FEXT response Insertion loss response Composite response Bryan Casper - CRL August 24, 2009 August 24, 2009 Peak Distortion Analysis Peak Distortion Analysis Max data rate calculation method • Determine maximum value of all sample timing uncertainty (not including ISI) – Transmitter and receiver sampling jitter...
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This note was uploaded on 08/23/2009 for the course ECLT 865 taught by Professor Yinchaochen during the Spring '03 term at South Carolina.

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Class2_15_16_Peak_Distortion_Analysis - Peak Distortion ISI...

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