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Samsung QD-OLED: Display productivity is said to have been greatly improved

Photo: Sony

After reports of a very low yield in production of Samsung’s new QD OLED displays, there are now new numbers. The rate of return is said to have been a maximum of 30 per cent in February, but the 75 per cent mark was reached at the beginning of April.

Samsung praises employees with 75% rate of return

Like korea business It reported that Samsung informed its employees that it has reached the mark of 75 percent of functional QD OLED panels out of production on the company’s internal bulletin board. However, the announced percentages have not been officially confirmed, since such details are rarely made public.

According to the new report from South Korea, Samsung wanted to use the internal message to praise its employees and motivate them to give their all so that the rate of return could soon be increased to more than 90 percent.

A lot has happened at Samsung in the span of two months. It was in early February electricity Citing anonymous sources, the production yield is reported to be only “about 30 percent”.

The first products with QD OLED screens

Samsung is said to currently produce about 30,000 QD OLED panels per month. Samsung uses this in its S95B series of TVs with 55 and 65 inches. External customers include Sony’s new A95K series TVs and Dell Alienware’s first QD OLED monitor.

Samsung S95B
Samsung S95B (Photo: Samsung)
Alienware AW3423DW
Alienware AW3423DW
Sony A95K
Sony A95K (Photo: Sony)

QD OLED Brief Explanation

QD-OLED stands for combination of coils Organic Light Emitting Diodes (OLED) and quantum dots (QD). Blue OLEDs act as a light source (backlight). The quantum dot matrix acts as a color filter and ensures that the red, green and blue subpixels are created. Compared to panels with white OLEDs (WOLEDs), this offers advantages in terms of brightness, color gamut and stability of the viewing angle, as Samsung also demonstrated in a video about QD OLED technology.

Samsung QD OLED vs. LCD
Samsung QD-OLED screen compared to LCD screen (Photo: Samsung)

Technology has its weaknesses

Despite all the advantages, QD OLED screens also have disadvantages. When testing the Alienware AW3423DW, several editors noticed unsightly color margins when displaying high-contrast edges. The reason is the unusual pixel structure with green, red, and blue subpixels arranged in a diamond shape.

Alienware AW3423DW Colored bezels
Alienware AW3423DW Colored bezels

Meanwhile, a Samsung spokesperson told the site HD flat screen Downplay this problem. According to the speaker, it is rarely noticed on the one hand, and on the other hand it can also occur on monitors with RGB sub-pixels arranged in a row.