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nHD (ninth HD, not "nano HD") [9] is a display resolution of 640 × 360 pixels, which is exactly one-ninth of a Full HD (1080p) frame and one-quarter of an HD (720p) frame. Notably, it is neither "nFHD" nor 426 × 240 which would be a about ninth of "HD" resolution. Pixel doubling (vertically and horizontally) nHD frames will form one 720p ...
An enlargement of a small section of a 1024x768 (VESA XGA) resolution image; the individual pixels are more visible in its scaled form than its normal resolution.A video scaler is a system that converts video signals from one display resolution to another; typically, scalers are used to convert a signal from a lower resolution (such as 480p standard definition) to a higher resolution (such as ...
The transition to high-definition television is a process by which standard-definition (SD) television signals are upgraded to a high-definition (HD) format. [1] In this process, channels usually either simulcast their HD signals alongside the existing SD signals or broadcast exclusively in HD. The transition to the latter is often called the ...
SD Blu-ray. SD Blu-ray disc is a Blu-ray disc on which the main feature is standard-definition video instead of the high-definition video found on typical Blu-ray discs. This is often due to the highest quality version of the feature content only being available in standard definition. This can include content that was shot on standard ...
High-definition television (HDTV) in the United States was introduced in 1998 and has since become increasingly popular and dominant in the television market. Hundreds of HD channels are available in millions of homes and businesses both terrestrially and via subscription services such as satellite, cable and IPTV.
Low-definition television. Low-definition television (LDTV) refers to TV systems that have a lower screen resolution than standard-definition television systems. The term is usually used in reference to digital television, in particular when broadcasting at the same (or similar) resolution as low-definition analog television systems.
Standard-definition television. Standard-definition television (SDTV; also standard definition or SD) is a television system that uses a resolution that is not considered to be either high or enhanced definition. [1] Standard refers to offering a similar resolution to the analog broadcast systems used when it was introduced. [1][2]
High-resolution audio. High-resolution audio (high-definition audio or HD audio) is a term for audio files with greater than 44.1 kHz sample rate and/or higher than 16-bit audio bit depth. It commonly refers to 96 or 192 kHz sample rates. However, 44.1 kHz/24-bit, 48 kHz/24-bit and 88.2 kHz/24-bit recordings also exist that are labeled HD Audio.
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