Industry Insights - GIGALIGHT

Breakthrough Development of CPO in the AI Era

MGY — Mon, 10 Nov 2025 10:37:16 +0000

When ChatGPT’s daily API calls exceeded 1 billion and AI large model training consumed hundreds of billions of floating-point operations in a single run, computing power has become the core production factor in the digital economy era. Supporting this computing power tsunami is not only the “computing heart” of GPU clusters but also the “transmission […]

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Point-to-Point Single-Wavelength 400G DWDM Coherent Transmission Solution Introduction

MGY — Tue, 21 Oct 2025 08:17:49 +0000

1. Project Overview This solution provides a point-to-point single-wavelength 400G coherent transmission system, primarily designed to meet the needs of high-speed, large-capacity data transmission, such as Data Center Interconnects (DCI) and backbone network core links.By integrating Dense Wavelength Division Multiplexing (DWDM) technology with 400G coherent transceiver technology, and incorporating optical path protection, power amplification, and […]

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Inside the Optics: Understanding Z-Block and TFF Prism Technologies in WDM Systems

MGY — Fri, 17 Oct 2025 09:38:44 +0000

I. Z-Block 1. Definition and Structure of the Z-Block The Z-Block is a core optical component used in wavelength division multiplexing/demultiplexing (WDM) systems. Structurally, it is typically composed of several integrated optical elements, including collimating lenses, rhomboid prisms, and specially designed optical mirrors. These components are precisely aligned and combined through an intricate optical path […]

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100G SFP-DD Connectivity Solutions

MGY — Tue, 16 Sep 2025 07:30:42 +0000

What are the SFP-DD form factors? The SFP-DD (“DoubIe-Density SFP”) are two approaches to achieving the same objective: A compact, SFP-Iike form factor with 2x 50Gb/s PAM-4 eIectricaI Ianes in each direction to enabIe a totaI bandwidth of 100G / port. The basic concept is shown beIow: The SFP-DD form-factor is defined by the SFP-DD MSA. […]

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From Airflow to Liquid Cooling: A Deep Dive into 800G OSFP Packaging

MGY — Wed, 27 Aug 2025 06:36:55 +0000

The OSFP (Octal Small Form Factor Pluggable) has become one of the most widely adopted pluggable form factors for 800G optical modules in high-performance computing (HPC), artificial intelligence (AI) clusters, and data center switches. With its high thermal dissipation capability and flexible mechanical design, OSFP packaging supports different cooling methods and system integration requirements. Currently, […]

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Introduction to Breakout Architecture – Objective: Reducing Power Consumption

MGY — Tue, 19 Aug 2025 09:12:11 +0000

Essence of Breakout: Breakout takes a single high-bandwidth port (e.g., 400G DR4) and splits it into multiple lower-speed logical interfaces (e.g., 4×100G) based on optical “multi-lane/multi-fiber pair” configurations. MPO connectors are typically used, enabling better port utilization and improved energy efficiency. The slides also provide a single-port power consumption comparison: a single 400G module consumes […]

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Dispersion and Polarization in Optical Communications

MGY — Tue, 12 Aug 2025 03:10:57 +0000

Basic Introduction to Dispersion and Polarization 1. Dispersion Dispersion refers to the phenomenon where light of different frequencies (or wavelengths) separates or broadens in time (pulse broadening) as it propagates through a medium, due to differences in propagation speed. Its core mechanism is “signal distortion caused by speed differences”, and it can be categorized as […]

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Gigalight 1600G CPO Engine — Powering the Future of AI Connectivity

MGY — Thu, 24 Jul 2025 06:59:06 +0000

What has been done?This design offers excellent scalability: the future 1600G CPO can be expanded from the existing 16-channel architecture to 32 channels, supporting 3200G CPO. The per-channel data rate can be flexibly configured as 100G PAM4 or 200G PAM4, significantly enhancing overall bandwidth capacity.The Gigalight 1600G CPO adopts an advanced, highly integrated 2.5D hybrid […]

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Recommended Product: Single-Wavelength 100G QSFP28 DWDM1 O-BAND Optical Module

MGY — Tue, 22 Jul 2025 08:09:54 +0000

— Building a High-Efficiency, Simplified, and Reliable DCI Interconnect Solution With the rapid growth of Data Center Interconnect (DCI) demands, the need for high-bandwidth, low-power, and long-distance transmission solutions is becoming increasingly stringent. Our recommended single-wavelength 100G QSFP28 DWDM1 O-BAND optical module is a high-performance product specifically designed to meet this trend. Key Technical Parameters: […]

Gigalight Liquid-Cooled Optics: A Thematic Study on Data Center Interconnects

MGY — Tue, 22 Jul 2025 07:04:07 +0000

— The Data Center Revolution Driven by Liquid-Cooled Optical Interconnects 1. Research Background and Industry Trends 1.1 Thermal Challenges in Data CentersWith the rapid development of AI, HPC (High-Performance Computing), and 5G, the power density of data centers has increased dramatically. Traditional air-cooling solutions can no longer meet the thermal demands of high-performance chips such […]

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