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2. High-definition video - Wikipedia

   en.wikipedia.org/wiki/High-definition_video

   High-definition video ( HD video) is video of higher resolution and quality than standard-definition. While there is no standardized meaning for high-definition, generally any video image with considerably more than 480 vertical scan lines (North America) or 576 vertical lines (Europe) is considered high-definition. [citation needed] 480 scan ...

3. 1080p - Wikipedia

   en.wikipedia.org/wiki/1080p

   1080p (1920 × 1080 progressively displayed pixels; also known as Full HD or FHD, and BT.709) is a set of HDTV high-definition video modes characterized by 1,920 pixels displayed across the screen horizontally and 1,080 pixels down the screen vertically; [ 1] the p stands for progressive scan, i.e. non- interlaced.

4. 720p - Wikipedia

   en.wikipedia.org/wiki/720p

   460. (720 lines progressive) is a progressive HD signal format with 720 horizontal lines/1280 columns and an aspect ratio (AR) of 16:9, normally known as widescreen HD (1.78:1). All major HD broadcasting standards (such as SMPTE 292M) include a 720p format, which has a resolution of 1280×720p. The number 720 stands for the 720 horizontal scan ...

5. Sony starts delivering 4K downloads with Video Unlimited 4K ...

   www.engadget.com/2013-09-04-sony-video-ulimited...

   About the Sony 4K Ultra HD Media Player (FMP-X1)The Sony 4K Ultra HD Media Player is used to access, download, store and play back 4K content from the Video Unlimited 4K service.

6. What 'Ultra High-Definition' really means - Engadget

   www.engadget.com/2014-06-28-what-ultra-hd-really...

   What's new is that Ultra HD TVs, monitors and projectors have to be able to upscale HD (1080p) video to Ultra HD (3,840 x 2,160), decode HEVC, have at least one HDMI input that supports Ultra HD ...

7. Format Wars: Blu-ray vs. HD DVD - Engadget

   www.engadget.com/2014-06-07-format-wars-blu-ray...

   There was a light on the horizon, however: Sony and Microsoft were both ready to place calculated bets on the "HD Era" of gaming, and the PS3 would even arrive with a Blu-ray player built-in ...

8. AVCHD - Wikipedia

   en.wikipedia.org/wiki/AVCHD

   AVCHD ( Advanced Video Coding High Definition) [ 1] is a file-based format for the digital recording and playback of high-definition video. It is H.264 and Dolby AC-3 packaged into the MPEG transport stream, with a set of constraints designed around the camcorders. Developed jointly by Sony and Panasonic, the format was introduced in 2006 ...

9. HD DVD - Wikipedia

   en.wikipedia.org/wiki/HD_DVD

   There are two types of hybrid formats which contain standard DVD-Video format video for playback in regular DVD players, and HD DVD video for playback in high definition on HD DVD players. The Combo disc is a dual sided disc with one side DVD and the other HD DVD, each of which can have up to two layers.