LGD “OLED is the best display in the untouch era… technology is evolving”

Yoon Soo-young, Managing Director of LG Display's Chief Technology Officer (CTO).  (Photo = LGD)
Yoon Soo-young, Managing Director of LG Display’s Chief Technology Officer (CTO). (Photo = LGD)

‘A step forward in image quality, diversification of product lines. And in the era of untact recognized by an international accredited certification body, only OLED is the best display.’

On the 11th, LG Display held the’CES 2021 Exhibition Hall Tour’ event on a small scale in accordance with the COVID-19 quarantine rules at LG Science Park, located in Magok-dong, Gangseo-gu, Seoul.

LG Display’s CES 2021 exhibition theme this year is’Display, now the real world comes to you’.

Like online, LG Display divides the pavilion into the concept of ▲Natural Reality ▲Lifestyle in Harmony ▲Better for People. By decorating the restaurant zone, etc., various solutions were introduced that highlight the strength of OLED.

This year, LG Display plans to increase OLED panel shipments by more than 55.56% compared to last year, solidifying its competitive advantage in the next-generation TV market, and spurring OLED trending.

The atmosphere of the market is also good. Securities market predicts that LG Display will succeed in escaping the deficit in three years by recording a surplus in annual performance this year.

Chang-ho Oh, Vice President of LG Display’s TV division, expressed confidence that “We will expand differentiated competitiveness and market dominance in the premium TV market through the evolution of OLED.”

■’All-Red Evo’, a step forward in image quality…”Mini LED is just an LCD TV”

At this year’s CES, LG Display proved a clear gap through a new technology that raised the luminance (brightness) even while the LCD camp competed in image quality with OLED with mini LED technology.

This is a method of adding one more light-emitting layer that actually emits light based on high-efficiency organic materials, which improves luminous efficiency by about 20% compared to the existing OLED, and was first applied to LG Electronics”OLED evo’.

’88-inch 8K Cinematic Sound OLED’ that LG Display unveiled at the CES 2021 exhibition hall tour. (Photo = LGD)

Kang Won-seok, senior director of LG Display’s TV product planning, said, “There were concerns about the evolution of WOLED technology from time to time in the market, but LG Display has solved it every time, and has proven that WOLED is a technology that can respond to market demands.” It was predicted that it would be difficult to implement 8K resolution with the back emission method, but LG Display has succeeded in implementing 8K resolution without introducing the top emission method.”

“Therefore, LG Display has set the concept of OLED, which is evolving as one of the key keywords of CES 2021 this year.” “LG Display has secured the technology to commercialize it while responding to the market trend. WOLED is a self-luminous display. In addition to that, I think it is a technology that can provide various advantages such as CSO and bendable with a single sheet of glass.”

LG Display also demonstrated the difference in picture quality between commercially available mini LED TVs and commercial OLED TVs using its own OLED panel through a technology demonstration on the day. The key is that even if the number of mini LED backlight units is increased to configure thousands of local dimming blocks, it is difficult to overcome the difference in image quality from OLED, which is a self-luminous display that can control each pixel (pixel) itself.

An official from LG Display pointed out that “mini LED cannot escape from LCD TVs that have structural light leakage, and it is difficult to achieve OLED level in terms of black expression.”

■ Diversification of product lines,’OLED trending’ from 88-inch TV to 20-inch monitor

LG Display introduced a further step in OLED image quality as well as a more diversified OLED product line. Specifically, it has newly unveiled 83/42-inch products in addition to the existing 88, 77, 65, 55, 48-inch OLED panels, and expressed a willingness to aggressively target the market by launching 20-30-inch OLED panels in the future.

In fact, at LG Display’s exhibition hall, OLED panels applied to various products such as rail-type TVs, medical monitors, high-performance laptops, and baby desks were introduced.

In particular, the eye-catching product is a’smart bed’ that provides functionality and convenience by taking advantage of the advantage of being able to rotate the display. The smart bed uses 55-inch transparent OLED to provide the utility of not only watching TV or movies comfortably lying on the bed, but also moving them to other locations and enjoying videos anywhere.

‘Smart bed’ implemented with transparent OLED. (Photo = LGD)

The 83-inch CSO OLED display newly unveiled by LG Display also showed outstanding functionality. It has a size suitable for conducting video conferences or taking online lectures, and at the same time, it is very thin, so there are no restrictions on installation.

An official from LG Display said, “We plan to expand the area of ​​OLED to not only TV, but also gaming, mobility, personal display, etc. In addition, differentiated products such as film CSO with slim design while sounding from the screen without a separate speaker will also be introduced. “In particular, in the case of a 48-inch bendable CSO panel, it has the advantage of being able to freely bend the screen to provide the best immersion to the user, as well as playing the sound that fits the situation on the screen itself, and is already receiving great response from the market. Told.

■ “OLED, the best display in the era of untact certified by an international accredited certification body”

LG Display also emphasized various certifications (flicker-free, iSafe, etc.) that its OLED panels recently acquired from international accredited certification bodies such as TUV Rheinland, UL, and iSafe. In particular, through direct comparison with LCD TVs in the same inch range, it emphasized the excellent vision protection performance of OLED panels.

“Many things have changed with Corona 19,” said Yoon Soo-young, Chief Technology Officer (CTO) of LG Display. The time to stay at home has increased, and the importance of things that have been overlooked before, such as health for the eyes, has become greater than before. “It is a display that can meet the aspect of a healthy solution for the eyes at the same time while implementing it.”

Comparative experiment between mini LED and OLED. The amount of blue light emission was found to be much higher than that of the OLED panel. (Photo = LGD)

In fact, in the comparative experiment that day, OLED panels showed less than half the amount of harmful blue light emission compared to LCD. Blue light is a blue-based light between 380 to 500 nanometers within the visible wavelength, and can cause photochemical damage in the retina when exposed for a long time.

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Accordingly, iSafe, an image quality certification body specialized in eye protection verification, has given’ISafe’ certification, meaning that OLED is safe for the eyes for the first time in a TV panel. According to iSafe, the proportion of harmful blue light in OLED panels reaches the industry’s lowest level of 34% (65 inches), and the proportion of harmful blue light in the total visible light emission is below the standard level.

CTO Yoon Soo-young said, “LG Display intends to continue R&D to increase price competitiveness as well as to increase price competitiveness in the strength of these OLEDs,” said CTO. “LG Display will continue to think about displays for people, focusing on people.” .





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