4K Blu-ray disk will come out next year

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POSTER: computer news   ||   4K BLU-RAY DISK WILL COME OUT NEXT YEAR	DATE:2014-09-06
TVs with 4K resolution (Ultra HD) are on sale .  Computer platform also began to focus on the image display with a resolution  3840 x 2160 pixels.  But popular nowadays online services do not allow broadcast video streaming at this resolution.  Local providers infrastructure is still growing and growing.  Now association Blu-ray Disc group intends to release the new format under the code name 4K Blu-ray. Players are compatible with 4K Blu-ray, expected to be available later this year.  Certification program of such devices, however, will be prepared only in the spring or summer of next year.  Association believe that the new optical disc format will find an echo in the hearts of connoisseurs.  With streaming services - instant and diverse in terms of affordable shipping records movies and TV shows - very difficult to compete.  Therefore, the new Blu-ray format will not only improve picture resolution, but it will also expand the dynamic range and color gamut. By increasing the bit depth for each pixel from 8 to 10 bits will be able to show more details in the shadows, and in areas with flare.  Color gamut with 30-35% "visually visible colors" will be raised to 70-80%, which happens due to the transition to the new format BT.2020.  And all this will fit on a 50 GB disk, causing compression and data rate will have to increase by half for each item.  Accordingly, the format of the codec H.264 / AVC (Advanced Video Coding) is replaced by the H.265 / HEVC (High Efficiency Video Coding).  Thus, players will have to cope with flow rates at 50 or 60 Gb / s with the ability to raise the speed to 100 Gbit / s. Related Products :

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