OLED display technology has been renowned for its stunning visual quality, but it has not been without its drawbacks. One of the major issues with OLED displays is the limited full-screen brightness and the problem of burn-in, which can affect panel degradation over time. The root cause of many of the shortcomings of OLED technology can be traced back to the inefficiency of blue OLED subpixels compared to red and green subpixels. Blue OLED technology consumes more power, produces more heat, and generates less light at a given power level, making it less effective overall.
LG’s Solution: “Dream OLED” Panel Technology
LG has recently unveiled its new “Dream OLED” panel technology in an attempt to address the limitations of traditional OLED displays. This new innovation utilizes blue phosphorescence technology, which is more efficient and durable compared to the previous fluorescent emission technology used in blue OLED displays. By employing a dual-stacked technique with both phosphorescence and fluorescent blue OLED, LG aims to improve efficiency and longevity in their OLED panels.
Both LG and Samsung, the key players in OLED panel technology, have unique approaches to OLED panel construction. LG’s WOLED panels feature an all-white OLED emission layer filtered through RGB filters, while Samsung utilizes all-blue OLED emission to excite an RGB quantum dot layer. Despite these variations, the common challenge has been the inefficiency of blue OLED technology in achieving high brightness and durability.
LG’s new Dream OLED panel technology is currently under production evaluation and could potentially be commercialized within the year. This advancement holds promise for OLED displays to match LCD technology in terms of full-screen brightness while also addressing concerns about burn-in. While the exact capabilities of LG’s Dream OLED panels remain to be seen, it represents a significant step forward in improving the overall performance and longevity of OLED displays.
LG’s development of the “Dream OLED” panel technology signifies a positive shift in the evolution of OLED display technology. By tackling the inherent limitations of blue OLED subpixels, LG is paving the way for more efficient, brighter, and longer-lasting OLED panels. While the true impact of this innovation is yet to be fully realized, it marks a significant milestone in the ongoing quest to enhance the capabilities of OLED displays. As LG continues to push the boundaries of OLED technology, we can expect further advancements that will revolutionize the viewing experience for consumers worldwide.