Patent · US Active

Optoelectronic device

US12293729B2 · kind B2 · utility

0Cited by
1References
5Claims
0Family size

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Key dates

Filing dateDec 4, 2023
Grant dateMay 6, 2025
Priority date
Expiry dateDec 4, 2043

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G2360/148
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An optoelectronic device includes a backlight panel illuminating a display panel. The backlight panel includes an array of light emitting pixels, each light emitting pixel having at least one subpixel with one or more light emitting diodes positioned on a substrate. The pixel further includes at least one photodetector positioned on the substrate and arranged to detect an amount of reflected light emitted by said subpixel and reflected by the display panel.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.