Blu-ray & Professional Disc - Unionpedia, the concept map

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Difference between Blu-ray and Professional Disc

Blu-ray vs. Professional Disc

Blu-ray (Blu-ray Disc or BD) is a digital optical disc data storage format designed to supersede the DVD format. Professional Disc (PFD) is a digital recording optical disc format introduced by Sony in 2003 primarily for XDCAM, its tapeless camcorder system.

Blu-ray

Blu-ray (Blu-ray Disc or BD) is a digital optical disc data storage format designed to supersede the DVD format.

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Blue laser

A blue laser emits electromagnetic radiation with a wavelength between 400 and 500 nanometers, which the human eye sees in the visible spectrum as blue or violet.

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Camcorder

A camcorder is a self-contained portable electronic device with video and recording as its primary function.

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Compact disc

The compact disc (CD) is a digital optical disc data storage format that was codeveloped by Philips and Sony to store and play digital audio recordings.

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Data-rate units

In telecommunications, data transfer rate is the average number of bits (bitrate), characters or symbols (baudrate), or data blocks per unit time passing through a communication link in a data-transmission system.

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Digital recording

In digital recording, an audio or video signal is converted into a stream of discrete numbers representing the changes over time in air pressure for audio, or chroma and luminance values for video.

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DVD

The DVD (common abbreviation for digital video disc or digital versatile disc) is a digital optical disc data storage format.

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Gigabyte

The gigabyte is a multiple of the unit byte for digital information.

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HD DVD

HD DVD (short for High Density Digital Versatile Disc) is an obsolete.

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Nanometre

molecular scale. The nanometre (international spelling as used by the International Bureau of Weights and Measures; SI symbol: nm), or nanometer (American spelling), is a unit of length in the International System of Units (SI), equal to one billionth (short scale) of a meter (0.000000001 m) and to 1000 picometres.

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Numerical aperture

In optics, the numerical aperture (NA) of an optical system is a dimensionless number that characterizes the range of angles over which the system can accept or emit light.

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Optical disc

An optical disc is a flat, usuallyNon-circular optical discs exist for fashion purposes; see shaped compact disc.

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Sony

, formerly known as and, commonly known as Sony, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan.

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Ultra Density Optical

Ultra Density Optical (UDO) is an optical disc format designed for high-density storage of high-definition video and data.

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USB

Universal Serial Bus (USB) is an industry standard that allows data exchange and delivery of power between many types of electronics.

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