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2. Television standards conversion - Wikipedia

   en.wikipedia.org/wiki/Television_standards...

   PAL and SÉCAM use 625 lines at 50 fields/s or 25 frames/s; NTSC uses 525 lines at 59.94 fields/s (60000/1001) or 30 frames/s; The NTSC standard is temporally and spatially incompatible with both PAL and SÉCAM. Aside from the line count being different, converting to a format that requires 60 fields every second from a format that has only 50 ...

3. PAL - Wikipedia

   en.wikipedia.org/wiki/PAL

   When operating in this mode most of them do not output a true (625/50) PAL signal, but rather a hybrid consisting of the original NTSC line standard (525/60), with colour converted to PAL 4.43 MHz (instead of 3.58 as with NTSC and South American PAL variants and with the PAL-specific phase alternation of colour difference signal between the ...

4. DVD region code - Wikipedia

   en.wikipedia.org/wiki/DVD_region_code

   DVD region codes are a digital rights management technique introduced in 1997. [1] It is designed to allow rights holders to control the international distribution of a DVD release, including its content, release date, and price, all according to the appropriate region. This is achieved by way of region-locked DVD players, which will play back ...

5. Video standards converter - Wikipedia

   en.wikipedia.org/wiki/Video_standards_converter

   Video standards converter. A video standards converter is a video device that converts NTSC to PAL and/or PAL to NTSC. [1] The PAL TV signals may be transcoded to or from SECAM. Video standards converters are primarily used so television shows can be viewed in nations with different video standards. With the use of high-definition television ...

6. 576i - Wikipedia

   en.wikipedia.org/wiki/576i

   576i is a standard-definition digital video mode, [1] originally used for digitizing 625 line analogue television in most countries of the world where the utility frequency for electric power distribution is 50 Hz. Because of its close association with the legacy colour encoding systems, it is often referred to as PAL, PAL/ SECAM or SECAM when ...

7. Reverse Standards Conversion - Wikipedia

   en.wikipedia.org/wiki/Reverse_Standards_Conversion

   Use of RSC bypasses the generation of the artefacts that would be introduced in a normal NTSC-to-PAL conversion, and actually reverses the early standards conversion method used to create the NTSC copies. RSC is the result of reverse engineering the method of conversion inherent in the old traditional BBC PAL to NTSC converter.