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India uses NTSC format, which is the standard TV broadcast in most countries.

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NTSC (National Television System Committee) is a television broadcasting standard created by the National Television Systems Committee in the United States. It was first developed in 1941 and then revised for color television on December 30, 1953. The NTSC has been updated several times to accommodate improvements to technology and expansion of broadcasting standards. NTSC uses 525 lines per frame with an aspect ratio of 4:3 (H:V), interlaced frames composed of two fields activated half a line each time, running at approximately 59.94(29.97) frames per second. This can be rounded off as 30 frames per second, hence the name. For each frame, a total of 525 scan lines are generated from 15750 active lines every 1/30 second. Each scan line is composed of two interlaced fields with 262.5 horizontal pixels each for a pixel aspect ratio of 4:3 for standard definition video and 16:9 (1.78:1) for high definition video (HDTV). The original NTSC signal contained a two-frame alternating patter
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3D Technology Development Timeline:

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  The article will be about the development of 3D technology and how it was first implemented in different countries.   Image source:    https://www.flipkart.com/ The intent is to mention the countries that had their own "tests" with 3D, which then led to other countries adopting this technology when they saw it was popular. I plan on mentioning China, Korea and Japan as some examples. Image source:    https://www.smartprix.com/    In 1952-1953, Geroge Duca of General Electric Company proposed a way to transmit three different images simultaneously over one video signal using a projector.   Image source:    https://www.amazon.in/ This paved the way for 3D television viewing by enabling viewers in the same room to make the illusion true in front of their eyes (as opposed to viewing it through glasses with limited vision).  Image source:    https://www.reliancedigital.in/ In 1953, Fujio Masuoka developed a system of using two cameras to shoot one image. The image was sp
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