2.8K OLED 屏幕是否支持 DC 调光

thewbench

QUOTE:

thankdad 发表于 2025-3-25 19:54
参考
https://www.notebookcheck.net/Lenovo-ThinkPad-X1-Carbon-G12-laptop-review-First-major-refresh ...

QUOTE:

Pulse-width modulation or flickering is present on all brightness levels as is typical of most OLED panels. We're able to detect a constant frequency of 240 Hz from 0 to 100 percent brightness.

这是全亮度240Hz PWM 调光啊，是我看错了吗？

thewbench

QUOTE:

thankdad 发表于 2025-3-27 17:51
没错，严格来说，类DC调光属于广义PWM。传统PWM调光是亮灭亮灭，如25%亮度波形，类DC调光则是亮暗亮暗， ...

陷入了唯频率论的误区哈哈