Optical Communication Knowledge Center | Optical Transceiver Technology Guide丨C-LIGHT

By C-LIGHT Marketing 丨 Oct 14, 2026

CPO reduces electrical interconnect power and signal loss in 1.6T networks by placing optical engines close to switch ASICs, supporting higher bandwidth density for AI data centers.

How CPO Addresses Optical Interconnect Power Consumption

By C-LIGHT Marketing 丨 Oct 13, 2026

Co-packaged optics reduces interconnect power by placing optical engines near switch ASICs, shortening electrical paths and improving bandwidth density in AI data centers.

What Is the Role of Optical Transceivers in AI Data Centers

By C-LIGHT Marketing 丨 Oct 12, 2026

Optical transceivers connect AI servers and switches through high-speed fiber, enabling 400G and 800G bandwidth, scalable networks, and reliable data transfer.

How 800G Optical Transceivers Support AI GPU Clusters

By C-LIGHT Marketing 丨 Oct 11, 2026

800G optical transceivers connect AI GPU clusters with high-bandwidth links, supporting scalable fabrics, faster data exchange, and efficient inter-switch communication.

Why Circulators Cannot Replace 100G/40G BiDi Optics for Single-Fiber Bidirectional Transmission with Duplex QSFP28/QSFP+ Transceivers

By C-LIGHT Marketing 丨 Oct 10, 2026

Circulators separate directions but not wavelengths. Duplex transceivers use the same wavelength for transmit

How AI Workloads Are Changing Data Center Networking

By C-LIGHT Marketing 丨 Oct 9, 2026

AI training and inference are reshaping data center networks from top to bottom. Explore how east-west traffic, rail-optimized topologies, RoCE vs InfiniBand, elephant flows, optical interconnects, and the Ultra Ethernet Consortium are redefining network design for the AI era.

What Is BER Testing?

By C-LIGHT Marketing 丨 Oct 8, 2026

BER testing measures the bit error rate of a digital link. Learn how BERT works, pre-FEC vs post-FEC BER, eye diagrams, bathtub curves, PAM4 BER challenges, and BER targets for 400G, 800G, and 1.6T optical interconnects.

When to Use AEC Cables

By C-LIGHT Marketing 丨 Oct 7, 2026

AEC cables bridge the gap between copper DAC and optical AOC. Learn when to use Active Electrical Cables, how Retimer-based signal conditioning extends copper reach, and how AEC compares to DAC, ACC, and AOC at 400G, 800G, and 1.6T.

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