Samsung QD-OLED: The display yield is said to have improved in a big way

After reporting a very low yield in the production of Samsung’s new QD OLED displays, new figures have now emerged. The yield rate is said to be a maximum of 30 per cent in February, but the 75 percentage point was reached in early April.

Samsung praises employees for 75 percent yield rate

As business korea reported that Samsung has informed its employees that it has reached the mark of 75 percent functional QD OLED panels from production on the company’s internal bulletin board. However, the percentage stated has not been officially confirmed, as such details are rarely disclosed publicly.

According to a new report from South Korea, Samsung wanted to use internal messaging to praise its employees and motivate them to give their all so that it could soon raise the yield rate to more than 90 percent.

A lot has happened at Samsung within two months. was in early february Elec The report, citing unnamed sources, reports that the production yield is only “about 30 percent”.

First products with QD OLED display

Samsung is said to be currently producing around 30,000 QD OLED panels per month. Samsung uses it in its 55 and 65-inch TVs of its S95B series. External customers include the new Sony A95K series of TVs and Dell Alienware’s first QD OLED monitor.

QD OLED summed up

QD-OLED stands for Combination organic light emitting diode (OLED) and quantum dots (QD). Blue OLEDs serve as a light source (backlight). A matrix of quantum dots acts as a color filter and ensures that red, green and blue sub-pixels are created. Compared to panels with white OLEDs (WOLED), it offers advantages in terms of brightness, color range and viewing angle stability, as Samsung also explains in a video on QD OLED technology.

Technology has its weaknesses

Despite all the advantages, QD OLED displays also have disadvantages. When testing the Alienware AW3423DW, several editors noticed unsightly colored fringes when displaying high-contrast edges. This is because of the unusual pixel structure with green, red and blue sub-pixels arranged in a diamond shape.

Meanwhile, a Samsung spokesperson told the website flat panel hd mitigated this problem. According to the spokesperson, on the one hand it is only rarely noticeable, on the other hand it can also happen on displays with RGB sub-pixels arranged in a row.