Color temperature adjusting device based on spectral feature detection

By using a color temperature adjustment device based on spectral feature detection, and utilizing Fresnel lenses and high-precision color sensors, the problem of the limited functionality of traditional illuminance and color temperature control systems has been solved. This enables efficient light acquisition and precise illuminance and color temperature adjustment, adapting to the needs of multiple scenarios and improving visual comfort and work efficiency.

CN223450226UActive Publication Date: 2025-10-17LEGRAND LOW VOLTAGE ELECTRICAL APPLIANCES WUXI
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Patent Information

Application Number
CN202423087386.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-12
Publication Date
2025-10-17
Estimated Expiration
2034-12-12

AI Technical Summary

Technical Problem

Traditional illuminance and color temperature control systems have simple control functions and collect only one type of light wavelength, which cannot meet the needs of complex scenes and personalized requirements, thus affecting visual comfort and work efficiency.

Method used

A color temperature adjustment device based on spectral feature detection is adopted. It utilizes Fresnel lenses and AS7341 digital color sensors. The light is focused onto the color sensor through multifocal Fresnel lenses. Combined with a high-precision acquisition module and controller, it realizes multispectral feature capture and precise adjustment.

Benefits of technology

It improves light acquisition efficiency and accuracy, can adapt to a wider range of lighting scenarios, enables quick installation and simple debugging, provides precise illuminance and color temperature control, and enhances visual comfort and work efficiency.

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Abstract

The utility model relates to a color temperature adjusting device based on spectral feature detection. The color temperature adjusting device comprises a Fresnel lens; the Fresnel lens gathers light onto a detection window of the color sensor; the Fresnel lens is movably arranged on the fixing piece, and the fixing piece is used for adjusting the distance between the Fresnel lens and the color sensor; and the fixing piece is arranged on the mounting piece. According to the color temperature adjusting device based on spectral feature detection, the problems that a traditional illuminance and color temperature control system is simple in control function, single in light wave band collection and low in collection and control precision are solved.
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