Samsung's "Micro RGB" TV proves the value of RGB backlights for premium displays
Briefly

Samsung's Micro RGB TV is a 114.5-inch, $30,000 display that uses tiny RGB LEDs in its backlight and Micro LED-sized diodes. The design sits between Mini LED and true Micro LED by combining a backlit LCD structure with per-color LED control. The pixels are not self-emissive and cannot be shut off individually; contrast improvements come from thousands of local dimming zones, reportedly about four times those of Samsung's 115-inch QN90F. The backlight architecture enables precise control of red, green, and blue LEDs to deliver a very large color gamut. The display still trails Micro LED and OLED in absolute contrast and light-bleed control.
Micro LED is still years away, but the next best thing is taking shape right now. A $30,000 price tag and 114.5-inch diagonal size makes the Samsung "Micro RGB" TV that I demoed this week unattainable for most. But the unique RGB backlight and Micro LED-sized diodes it employs represent a groundbreaking middle ground between high-end Mini LED and true Micro LED, expanding the possibilities for future premium displays beyond the acronyms we know today.
Unlike true Micro LED TVs, Samsung's Micro RGB TV uses a backlight. The backlight is unique in that it can produce red, green, and/or blue light via tiny RGB LEDs. Most LCD-LED backlights create just blue or white backlighting, which is applied to color filters to create the different hues displayed on the screen. And differing from a true Micro LED display, the pixels in the Samsung TV I demoed aren't self-emissive and can't be shut off individually for virtually limitless contrast.
Like some of the best Mini LED TVs, this TV delivers enhanced contrast through the use of thousands of local dimming zones. Without getting specific, Samsung said the Micro RGB TV has roughly four times the number of dimming zones as its 115-inch QN90F TV, a $27,000 Mini LED TV that uses quantum dots. Samsung hasn't confirmed how many dimming zones the 115-inch QN90F has, but the 75-inch version has 900 dimming zones, according to RTINGs.
Read at Ars Technica
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