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As a result, the market switched over to Parallel ATA connections for most internal drives; external drives generally use PATA drive mechanisms connected to a bridge inside the case that connects to a high-speed serial bus such as FireWire or Hi-Speed USB 2.0. Nearly all modern drives, particularly Blu-ray drives use Serial ATA.
Ultra HD Blu-ray (4K Ultra HD, UHD-BD, or 4K Blu-ray) [2] [3] is a digital optical disc data storage format that is an enhanced variant of Blu-ray. [4] Ultra HD Blu-ray supports 4K UHD (3840 × 2160 pixel resolution) video at frame rates up to 60 progressive frames per second, [4] encoded using High-Efficiency Video Coding. [4]
For Blu-ray discs, 1× speed is defined as 36 megabits per second (Mbit/s), which is equal to 4.5 megabytes per second (MB/s). [7] However, as the minimum required data transfer rate for Blu-ray movie discs is 54 Mbit/s, the minimum speed for a Blu-ray drive intended for commercial movie playback should be 2×. The fastest Blu-ray speed is 16×.
The Blu-ray Disc Association has confirmed the name of its 4K format (Ultra HD Blu-ray) and many of its capabilities, while the Secure Content Storage Association has its own demo for Ultra HD ...
The third generation optical disc was developed in 2000–2006 and was introduced as Blu-ray Disc. First movies on Blu-ray Discs were released in June 2006. [28] Blu-ray eventually prevailed in a high definition optical disc format war over a competing format, the HD DVD. A standard Blu-ray disc can hold about 25 GB of data, a DVD about 4.7 GB ...
[2] [3] TechRadar later noted it as "the best 4K Blu-ray player for audiophiles". [4] Trusted Reviews said the remote "is a mass of tiny and nearly identical buttons, so even with the backlight it’s nearly impossible to use in a darkened home cinema." Sound & Vision also noted it as "horrible".
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