High-definition television wikipedia 相關
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2 天前 · The HD resolution of 1280 × 720 pixels stems from high-definition television (HDTV), where it originally used 50 or 60 frames per second. With its 16:9 aspect ratio, it is exactly 2 times the width and 1 1 / 2 times the height of 4:3 VGA ( 640 × 480 ), which shares its aspect ratio and 480 line count with NTSC .
3 天前 · HBO HD (originally called HBO HDTV from March 1999 until April 2006) is a high definition simulcast feed of HBO that broadcasts in the 1080i resolution format. HBO maintains high definition simulcast feeds of its main channel and all six multiplex channels.
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2 天前 · Samsung UN105S9 105-inch 4K ultra-high-definition television A 31" Samsung LED TV In 2009, Samsung sold around 31 million flat-panel televisions, enabling to it to maintain the world's largest market share for a fourth consecutive year. Samsung launched its
3 天前 · If you have a living room with a number of sitting positions, an OLED TV may be better since they generally have more near-perfect viewing angles than QLED TVs. That means that colours and contrast will hold firm when viewed off to the side, whereas a QLED is more at risk of a drop in colour saturation and black level.
4 天前 · HBO is an American cable television company founded in 1972 that arguably became the leading premium cable network for its mix of movies and innovative original programming. Its notable shows include The Sopranos, The Wire, Six Feet Under, Deadwood, Game of Thrones, and Curb Your Enthusiasm.
3 天前 · Updated May 22, 2024 at 10:29 am. By Ben Trudeau. overview 7 comments. Most TVs sold these days have a 4k resolution, but a few 8k TVs are available if you want an ultra-high-resolution TV. Before considering an 8k TV, it's important to know that there's very little 8k content available, so most of the content you'll be watching will be upscaled.
5 天前 · 1) Standard Definition. Standard TVs are no longer in production. They are the TVs we grew up with grainy images. The standard definition has a pixel count of 480 × 480. 2) High Definition (HD) While 4K models are increasingly popular and may shortly surpass them, these TVs are currently the most prevalent ones in homes.
