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CES 2024 | TCL CSOT unveils IJP OLED laptop display and multi-refresh rate zone screen

The new Frequency Division OLED screen. (Source: TCL)
The new Frequency Division OLED screen. (Source: TCL)
TCL's CSOT R&D division has indicated that it might help build the 14-inch laptop displays of the future based on some of its current OLED prototypes. Some of these PCs might have improved outdoor visibility thanks to high-brightness Ultra Tandem technology, while others might be high-res with rich colors and 120Hz VRR technology. TCL has also developed a Frequency Division Display for smartphones that might be able to exhibit 2 or even 3 different refresh rates simultaneously.

There are a number of ways to make an OLED display, and TCL CSOT claims to have mastered 2 of them at CES 2024. The OEM has as before touted one of them (Inkjet Printing OLED or IJP OLED) as a way to make bright, high-res panels with a wide range of colors that might cost less to produce, thereby potentially resulting in a more cost-effective end-product.

Furthermore, TCL CSOT has demonstrated the ability to shrink the technology down to make a 14-inch 2.8K screen for a laptop in Las Vegas. The Hybrid OLED Display in question might be followed up by even more compact IJP displays for clinical or professional IT use-cases.

That is not the only new potentially future laptop display to have been debuted at CES 2024, however. The 14-inch 4K Ultra Tandem AMOLED Screen is made using the Fine Metal Mask-OLED (FMM-OLED) process. TCL CSOT asserts that the technique results in a power-efficient PC with a peak brightness of 2,500 nits and a variable 30-120Hz refresh rate.

On that note, TCL CSOT also claims to have perfected the "Frequency Division" (which might also come to be known as the multi-refresh-rate or local refresh rate zone) Display.

Many 'normal' smartphones can vary the frame-rate of their screen based on its contents; however, this new 6.36-inch OLED panel could imbue a future device with the ability to sustain 2 or even 3 different rates on separate parts of the screen at the same time, thereby possibly building on the reputation for reduced power consumption of even the most advanced LTPO technology of today.

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The new Ultra Tandem AMOLED...
The new Ultra Tandem AMOLED...
...and IJP Hybrid OLED 14-inch displays. (Source: TCL CSOT)
...and IJP Hybrid OLED 14-inch displays. (Source: TCL CSOT)

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> Expert Reviews and News on Laptops, Smartphones and Tech Innovations > News > News Archive > Newsarchive 2024 01 > TCL CSOT unveils IJP OLED laptop display and multi-refresh rate zone screen
Deirdre O'Donnell, 2024-01-13 (Update: 2024-01-13)