signal integrity

Alibaba Cloud Infrastructure

Oct 12, 2024 · Fundamentals

Alibaba Cloud Server R&D Team Publishes Three Papers on High‑Density PCIe 6.0, 100G‑PAM4 Ethernet, and Immersion‑Cooling PCB Materials at IEEE EPEPS 2024 and PCB West 2024

Alibaba Cloud's server R&D team presented three research papers at IEEE EPEPS 2024 and PCB West 2024 covering high‑density PCIe 6.0 crosstalk optimization, 100G‑PAM4 Ethernet performance under air and immersion cooling, and sustainable low‑cost PCB materials for immersion‑cooled computer systems, highlighting their relevance to AI infrastructure and data‑center design.

AI infrastructurePCB MaterialsPCIe 6.0

0 likes · 10 min read

Alibaba Cloud Server R&D Team Publishes Three Papers on High‑Density PCIe 6.0, 100G‑PAM4 Ethernet, and Immersion‑Cooling PCB Materials at IEEE EPEPS 2024 and PCB West 2024

ByteDance SYS Tech

Feb 5, 2024 · Fundamentals

ByteDance’s 800G LPO & 224G SerDes Papers Reveal High‑Speed Hardware Breakthroughs

At DesignCon 2024, ByteDance’s network engineering team presented three peer‑reviewed papers—covering 800G LPO system design, low‑loss 224G SerDes link solutions, and PCB tolerance impacts on signal integrity—offering theoretical foundations and practical insights that push forward large‑scale high‑speed hardware deployment.

LPOPCB designSerDes

0 likes · 8 min read

ByteDance’s 800G LPO & 224G SerDes Papers Reveal High‑Speed Hardware Breakthroughs

Alibaba Cloud Infrastructure

Aug 18, 2021 · Fundamentals

Signal Integrity Analysis in Immersion Liquid Cooling – Alibaba Cloud Server R&D Paper Accepted at DesignCon 2021

Alibaba Cloud's server R&D team presented a paper on signal‑integrity analysis for immersion liquid‑cooled servers at DesignCon 2021, introducing a novel analytical method, experimental findings on material effects, and design recommendations that support large‑scale data‑center liquid‑cooling deployments.

Alibaba CloudDesignCondata center

0 likes · 5 min read

Signal Integrity Analysis in Immersion Liquid Cooling – Alibaba Cloud Server R&D Paper Accepted at DesignCon 2021

Architects' Tech Alliance

Mar 12, 2020 · Fundamentals

Overview of PCIe 4.0 and 5.0 Specifications and Hardware Design Challenges

The article explains the development of PCIe 4.0 and 5.0 specifications, their performance improvements, adoption timelines, and the hardware design challenges such as channel attenuation and signal reflections that engineers must address to support the higher 32 GT/s data rates.

High-Speed InterfacesPCI ExpressPCIe

0 likes · 7 min read

Overview of PCIe 4.0 and 5.0 Specifications and Hardware Design Challenges

Architects' Tech Alliance

Jan 8, 2020 · Fundamentals

Comparison of PAM-4 and NRZ Signaling for 400G Ethernet in Large‑Scale Data Centers

The article explains how hyperscale data‑center operators are transitioning from 100 Gbps NRZ Ethernet to 400 Gbps links using 56 Gbps PAM‑4 signaling, detailing the technical advantages, channel‑impairment challenges, and Synopsys’s silicon‑validated PHY solution.

400G EthernetHigh-Speed CommunicationNRZ