During IFA2015, Korean TV brand LG released new 4K OLED TVs supporting HDR technology; Japanese color TV makers Matsushita and Sony each exhibited TV products capable of playing HDR video; among exhibitors in China, Skyworth also demonstrated support for HDR. Technology 4K OLED TV. HDR TV has attracted a lot of attention from the global audience at this IFA.
Compared to ordinary images, HDR (high dynamic range image) can provide more dynamic range and image details. According to LDR (Low-Dynamic Range) images with different exposure times, each exposure time corresponds to the best detail The LDR image is used to compose the final HDR image, which can better reflect the visual effect in the real environment.
Ma Cong, deputy chief editor of the State Grid Corporation of China, said that HDR is a soft algorithm. It is related to the program signal source and the built-in algorithm of the TV itself. It can be combined with LCD technology, or it can be combined with OLED. The TV screen display effect will be obtained. Ascension, but in principle, can be even darker on OLEDs, because the display principle of OLEDs determines that OLEDs behave better in black.
Ma Cong said that for HDR technology, the biggest constraint is the source of the film, because HDR not only supports TV, but also the program source itself must be HDR. However, at present, there are no more than 10 sources.
In response to the current shortage of HDR film sources, LG has formed partnerships with a number of video content providers around the world. Earlier this year, LG announced that it had entered into a partnership with Netflix, an online video company. Users can view online HDR video through the Netflix application built into the LG Smart TV. During this IFA exhibition, LG announced that it had reached a cooperation with Amazon.com. Amazon streaming HDR content will land on LG's 4K OLED TV.
LG supports 4K OLED TV with HDR technology
Compared to ordinary images, HDR (high dynamic range image) can provide more dynamic range and image details. According to LDR (Low-Dynamic Range) images with different exposure times, each exposure time corresponds to the best detail The LDR image is used to compose the final HDR image, which can better reflect the visual effect in the real environment.
Ma Cong, deputy chief editor of the State Grid Corporation of China, said that HDR is a soft algorithm. It is related to the program signal source and the built-in algorithm of the TV itself. It can be combined with LCD technology, or it can be combined with OLED. The TV screen display effect will be obtained. Ascension, but in principle, can be even darker on OLEDs, because the display principle of OLEDs determines that OLEDs behave better in black.
Ma Cong said that for HDR technology, the biggest constraint is the source of the film, because HDR not only supports TV, but also the program source itself must be HDR. However, at present, there are no more than 10 sources.
In response to the current shortage of HDR film sources, LG has formed partnerships with a number of video content providers around the world. Earlier this year, LG announced that it had entered into a partnership with Netflix, an online video company. Users can view online HDR video through the Netflix application built into the LG Smart TV. During this IFA exhibition, LG announced that it had reached a cooperation with Amazon.com. Amazon streaming HDR content will land on LG's 4K OLED TV.
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