Pluggable light source device, system and electronic device

By designing a pluggable light source device, the flexibility issues of light source configuration and remote light supply in ELSFP scenarios with external light sources are solved, realizing flexible deployment and efficient transmission of light sources, adapting to the space requirements of different complete systems, and improving the adaptability and versatility of CPO technology.

CN224399642UActive Publication Date: 2026-06-23SHENZHEN GIGALIGHT TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN GIGALIGHT TECH
Filing Date
2025-07-09
Publication Date
2026-06-23

AI Technical Summary

Technical Problem

Existing electrically connected laser chip carrier small pluggable package (ELSFP) cannot meet the requirements of flexible light source configuration and remote light supply in external light source scenarios, which limits the adaptability and layout flexibility of CPO technology in diverse application scenarios.

Method used

A pluggable light source device is designed, including an electrical interface, an optical adjustment module, an optical fiber array, and a printed circuit board. The optical adjustment module includes a thermoelectric cooler, a laser chip carrier, and lenses. The lenses include collimating and focusing lenses. An isolator is used for optical signal modulation and calibration. A monitoring photodiode is used for optical signal sampling. A thermistor is used for temperature control. A base is used for support and heat dissipation, thereby achieving efficient transmission of optical signals and temperature stability.

Benefits of technology

It enables flexible deployment and maintenance of light sources, adapts to the space requirements of different complete systems, improves the miniaturization and high-density integration of optical modules, enhances the versatility and adaptability of packaging solutions in external light source scenarios, and supports the rapid response of CPO technology in various application scenarios.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application relates to a pluggable light source device, system and electronic equipment. The pluggable light source device comprises an electrical interface, a light adjustment module, a light interface, a fiber array and a printed circuit board; one end of the electrical interface is connected with an external device, and the other end is connected with one side of the printed circuit board; the light adjustment module and the fiber array are both integrally arranged on the printed circuit board, and the light adjustment module is arranged between the electrical interface and the fiber array; the light interface is arranged on the other side of the printed circuit board away from the electrical interface, one end of the light interface is connected with the fiber array, and the other end is configured to be pluggably connected with an external component. The application can be applied to an external light source scene.
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