For Espn, progressive scan technology makes excellent sense.'īottom line? For us, as consumers 720p vs 1080i is not a turn over worth worrying about, so you can relax and focus on all the other criteria on your list when you buy your next Hdtv. Plainly put, with 104 mph fastballs in baseball and 120 mph shots on goal in hockey, the line-by-line basis of progressive scan technology better captures the potential fast performance of sports. Progressive scan signals don't have this question and so are better qualified to sports.Įspn puts it like this: 'Progressive scan technology produces better images for the fast thoughprovoking orientation of sports television. Most of the time interlacing works fine, but for fast thoughprovoking images, such as sports like baseball and hockey it can cause problems which manifest themselves as a 'stepping' effect on-screen. full HDTV (ultra-HD, true HDTV, 1080p): Full HDTV, also referred to as ultra-HD, true HDTV, and 1080p, is a television (TV) display technology that surpasses the video quality and sharpness of the original high-definition television ( HDTV ) technology, providing an image resolution of 1920 by 1080 pixel s. So, the frame rate is still 30 frames per second, but each frame is split into two fields, which your brain then puts together subconsciously.
Instead, they are interlaced (hence the 'i'), ie every other lines is displayed for 1/60th of a second and then the alternate lines are displayed for 1/60th of a second. A 1080i signal comprises 1080 horizontal lines but all the lines are not displayed on-screen simultaneously. This is know as progressive scan (hence the 'p')The quality is like watching 30 photographic images a second on Tv. buying a new projector or lowering all the source resolutions to 720p.
Each frame is displayed in its entirety on-screen for 1/30th of a second. The HDMI to HDMI Scaler is used extensively with our large HDMI matrix switchers when a system has, say, 7 - 1080p HDMI sources, 7 - 1080p widescreens and one 720p projector and needs the projector HDMI signal scaled to 720p vs. A 720p signal is made up of 720 horizontal lines. To talk the question, it's foremost to understand the discrepancy in the middle of 720p vs 1080i.