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The original Video8 format Video Walkman (GV-9) Sony's first brand extension of the Walkman cassette players were portable Video8 cassette recorders with color LCD displays, released 1989. [8] Video Walkman units for the later MiniDV [9] and Digital8 formats were also released.
Karlheinz Brandenburg (born 20 June 1954) is a German electrical engineer and mathematician. [1] Together with Ernst Eberlein, Heinz Gerhäuser (former Institutes Director of Fraunhofer IIS), Bernhard Grill, Jürgen Herre and Harald Popp (all Fraunhofer IIS), he developed the widespread MP3 method for audio data compression.
From 1997, Sony's Discman range of portable compact disc (CD) players started to rebrand as CD Walkman. [45] In 2000, the Walkman brand (the entire range) was unified, and a new small icon, "W.", was made for the branding. [44] From 2012, Walkman was also the name of the music player software on Sony Xperia. It has since been rebranded to Music.
The Sony CDP-101 was the world's first commercially released compact disc player. [1] The system was launched in Japan on October 1, 1982 at a list price of 168,000 yen (approx US$730). [2] The Japan-only launch was partially because Philips, Sony's partner in the development of the CD format, was unable to meet the original agreed launch date.
The CD-R, another recordable format, as well as later competition from the Hi-MD made the MiniDisc a mini-don't. The last MiniDisc players were sold in 2013. caviarliu/istockphoto
While not an ISO-recognized standard, MPEG-2.5 is widely supported by both inexpensive Chinese and brand-name digital audio players as well as computer software-based MP3 encoders , decoders (FFmpeg) and players (MPC) adding 3 × 8 = 24 additional MP3 frame types. Each generation of MP3 thus supports 3 sampling rates exactly half that of the ...
Some MP3 players can encode directly to MP3 or other digital audio formats directly from a line-level audio signal (radio, voice, etc.). [citation needed] Devices such as CD players can be connected to the MP3 player (using the USB port) in order to directly play music from the memory of the player without the use of a computer. [citation needed]
An audio format is a medium for sound recording and reproduction. The term is applied to both the physical recording media and the recording formats of the audio content —in computer science it is often limited to the audio file format , but its wider use usually refers to the physical method used to store the data.
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