DSP-Based SerDes

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Jitter Performance Limitations

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Aliasing of baud-rate sampling

The most significant impairments are considered to be the sensitivity to sampling phase, and the effect of aliasing out of band signal and noise into the baseband

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Tao Gui (Huawei), etc.. IEEE 802.3dj May Interim meeting San Antonio, Texas May 15, 2013: "Feasibility Study on Baud-Rate Sampling and Equalization (BRSE) for 800G-LR1" [https://www.ieee802.org/3/dj/public/23_05/gui_3dj_01a_2305.pdf]

D. S. Millar, D. Lavery, R. Maher, B. C. Thomsen, P. Bayvel and S. J. Savory, "A baud-rate sampled coherent transceiver with digital pulse shaping and interpolation,"in OFC 2013 [https://www.merl.com/publications/docs/TR2013-010.pdf]

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Tahmoureszadeh, Tina. Master's Theses (2009 - ): Analog Front-end Design for 2x Blind ADC-based Receivers [http://hdl.handle.net/1807/29988]

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Shafik, Ayman Osama Amin Mohamed. "Equalization Architectures for High Speed ADC-Based Serial I/O Receivers." PhD diss., 2016. [https://core.ac.uk/download/79652690.pdf]

reference

Yohan Frans, CICC2019 ES3-3- "ADC-based Wireline Transceivers" [pdf]

Samuel Palermo, ISSCC 2018 T10: ADC-Based Serial Links: Design and Analysis [https://www.nishanchettri.com/isscc-slides/2018%20ISSCC/TUTORIALS/T10/T10Visuals.pdf]

Jhwan Kim, CICC 2022, ES4-4: Transmitter Design for High-speed Serial Data Communications

Friedel Gerfers, ISSCC2021 T6: Basics of DAC-based Wireline Transmitters [https://www.nishanchettri.com/isscc-slides/2021%20ISSCC/TUTORIALS/ISSCC2021-T6.pdf]

Tony Chan Carusone, Alphawave Semi. VLSI2025 SC2: Connectivity Technologies to Accelerate AI

Tony Pialis, Alphawave Semi. How DSP is Killing the Analog in SerDes [https://youtu.be/OY2Dn4EDPiA?si=q2Qy_avTIxJjDdOf]

Tony Chan Carusone, Alphawave Semi. High Speed Communications Part 3 – Equalization & MLSD [https://youtu.be/KqwZ23vNqYg?si=pqMFWVVUOrAVhkeU]

—. High Speed Communications Part 9 – Anatomy of a Modern SerDes [https://youtu.be/tlc68UTn6iQ?si=ZkqAy3INlA3Vr8Y7]

—. High Speed Communications Part 10 – 224Gbps Link Impairments [https://youtu.be/m-Msp_2WGAg?si=n5lgrxiz24K7x66a]

—. High Speed Communications Part 11 – SerDes DSP Interactions [https://youtu.be/YIAwLskuVPc?si=1HWB0yA2u2jiixNZ]