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MPEG-1 Audio Layer II

Index MPEG-1 Audio Layer II

MPEG-1 Audio Layer II or MPEG-2 Audio Layer II (MP2, sometimes incorrectly called Musicam or MUSICAM) is a lossy audio compression format defined by ISO/IEC 11172-3 alongside MPEG-1 Audio Layer I and MPEG-1 Audio Layer III (MP3). [1]

53 relations: Advanced Audio Coding, Audio coding format, Audio file format, Backward compatibility, Bit rate, Centre commun d'études de télévision et télécommunications, Digital audio broadcasting, Digital multimedia broadcasting, Digital radio, Digital signal processor, Digital television, Digital Video Broadcasting, Dolby Digital, DVD recorder, DVD-Video, Elementary stream, Emmy Award, Entropy encoding, Eureka (organisation), Filename extension, Frequency domain, HDV, Institut für Rundfunktechnik, International Electrotechnical Commission, International Organization for Standardization, Internet, Lossy compression, Motorola 56000, Moving Picture Experts Group, MP3, MPEG Multichannel, MPEG-1, MPEG-1 Audio Layer I, MPEG-2, MPEG-4 Part 14, Multimedia Home Platform, Musepack, NPR, NTSC, PAL, Personal computer, Philips, Portable audio player, Psychoacoustics, Public Radio Satellite System, Sampling (signal processing), Sub-band coding, Super Video CD, Surround sound, Time domain, ..., Transient (acoustics), Variable bitrate, Video CD. Expand index (3 more) »

Advanced Audio Coding

Advanced Audio Coding (AAC) is a proprietary audio coding standard for lossy digital audio compression.

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Audio coding format

An audio coding format (or sometimes audio compression format) is a content representation format for storage or transmission of digital audio (such as in digital television, digital radio and in audio and video files).

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Audio file format

An audio file format is a file format for storing digital audio data on a computer system.

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Backward compatibility

Backward compatibility is a property of a system, product, or technology that allows for interoperability with an older legacy system, or with input designed for such a system, especially in telecommunications and computing.

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Bit rate

In telecommunications and computing, bit rate (bitrate or as a variable R) is the number of bits that are conveyed or processed per unit of time.

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Centre commun d'études de télévision et télécommunications

CCETT or Centre commun d'études de télévision et télécommunications (Centre for the Study of Television broadcasting and Telecommunication or Common Study Center of Telediffusion and Telecommunication) was a research centre created in Rennes (France) in 1972 jointly by the Office de Radiodiffusion Télévision Française (ORTF) (later Télédiffusion de France) and Centre National d'Etudes des Telecommunications (CNET) (Direction Générale des Télécommunications, part of the French Ministry of Posts and Telecommunications) for development of new techniques for processing, transmission and distribution of audiovisual signals.

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Digital audio broadcasting

Digital audio broadcasting (DAB) is a digital radio standard for broadcasting digital audio radio services, used in many countries across Europe, Asia, and the Pacific.

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Digital multimedia broadcasting

Digital multimedia broadcasting (DMB) is a digital radio transmission technology developed in South Korea as part of the national IT project for sending multimedia such as TV, radio and datacasting to mobile devices such as mobile phones, laptops and GPS navigation systems.

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Digital radio

Digital radio is the use of digital technology to transmit and/or receive across the radio spectrum.

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Digital signal processor

A digital signal processor (DSP) is a specialized microprocessor (or a SIP block), with its architecture optimized for the operational needs of digital signal processing.

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Digital television

Digital television (DTV) is the transmission of television signals, including the sound channel, using digital encoding, in contrast to the earlier television technology, analog television, in which the video and audio are carried by analog signals.

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Digital Video Broadcasting

Digital Video Broadcasting (DVB) is a set of internationally open standards for digital television.

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Dolby Digital

Dolby Digital is the name for audio compression technologies developed by Dolby Laboratories.

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DVD recorder

A DVD recorder is an optical disc recorder that uses optical disc recording technologies to digitally record analog or digital signals onto blank writable DVD media.

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DVD-Video

DVD-Video is a consumer video format used to store digital video on DVD discs, and is the dominant consumer video format in Asia, North America, Europe, and Australia.

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Elementary stream

An elementary stream (ES) as defined by the MPEG communication protocol is usually the output of an audio or video encoder.

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Emmy Award

An Emmy Award, or simply Emmy, is an American award that recognizes excellence in the television industry, and is the equivalent of an Academy Award (for film), the Tony Award (for theater), and the Grammy Award (for music).

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Entropy encoding

In information theory an entropy encoding is a lossless data compression scheme that is independent of the specific characteristics of the medium.

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Eureka (organisation)

EUREKA, often abbreviated as E!, or Σ! (from the ancient Greek way to write "E" and unrelated to modern "Sigma") is an intergovernmental organisation for pan-European research and development funding and coordination.

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Filename extension

A filename extension is an identifier specified as a suffix to the name of a computer file.

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Frequency domain

In electronics, control systems engineering, and statistics, the frequency domain refers to the analysis of mathematical functions or signals with respect to frequency, rather than time.

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HDV

HDV is a format for recording of high-definition video on DV cassette tape.

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Institut für Rundfunktechnik

The Institut für Rundfunktechnik GmbH (IRT) (Institute for Broadcasting Technology Ltd.) is the research centre of the German broadcasters (ARD / ZDF / DLR), Austria's broadcaster (ORF) and the Swiss public broadcaster (SRG / SSR).

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International Electrotechnical Commission

The International Electrotechnical Commission (IEC; in French: Commission électrotechnique internationale) is an international standards organization that prepares and publishes International Standards for all electrical, electronic and related technologies – collectively known as "electrotechnology".

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International Organization for Standardization

The International Organization for Standardization (ISO) is an international standard-setting body composed of representatives from various national standards organizations.

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Internet

The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link devices worldwide.

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Lossy compression

In information technology, lossy compression or irreversible compression is the class of data encoding methods that uses inexact approximations and partial data discarding to represent the content.

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Motorola 56000

The Motorola DSP56000 (also known as 56K) is a family of digital signal processor (DSP) chips produced by Motorola Semiconductor (later known as Freescale Semiconductor, now acquired by NXP) starting in 1986 and is still being produced in more advanced models in the 2010s.

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Moving Picture Experts Group

The Moving Picture Experts Group (MPEG) is a working group of authorities that was formed by ISO and IEC to set standards for audio and video compression and transmission.

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MP3

MP3 (formally MPEG-1 Audio Layer III or MPEG-2 Audio Layer III) is an audio coding format for digital audio.

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MPEG Multichannel

MPEG Multichannel is an extension to the MPEG-1 Layer II audio compression specification, as defined in the MPEG-2 Audio standard (ISO/IEC 13818-3) which allows it provide up to 5.1-channels (surround sound) of audio.

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MPEG-1

MPEG-1 is a standard for lossy compression of video and audio.

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MPEG-1 Audio Layer I

MPEG-1 Audio Layer I, commonly abbreviated to MP1, is one of three audio formats included in the MPEG-1 standard.

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MPEG-2

MPEG-2 (a.k.a. H.222/H.262 as defined by the ITU) is a standard for "the generic coding of moving pictures and associated audio information".

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MPEG-4 Part 14

MPEG-4 Part 14 or MP4 is a digital multimedia container format most commonly used to store video and audio, but it can also be used to store other data such as subtitles and still images.

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Multimedia Home Platform

Multimedia Home Platform (DVB-MHP) is an open middleware system standard designed by the DVB project for interactive digital television.

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Musepack

Musepack or MPC is an open source lossy audio codec, specifically optimized for transparent compression of stereo audio at bitrates of 160–180 (manual set allows bitrates up to 320) kbit/s.

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NPR

National Public Radio (usually shortened to NPR, stylized as npr) is an American privately and publicly funded non-profit membership media organization based in Washington, D.C. It serves as a national syndicator to a network of over 1,000 public radio stations in the United States.

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NTSC

NTSC, named after the National Television System Committee,National Television System Committee (1951–1953),, 17 v. illus., diagrs., tables.

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PAL

Phase Alternating Line (PAL) is a color encoding system for analogue television used in broadcast television systems in most countries broadcasting at 625-line / 50 field (25 frame) per second (576i).

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Personal computer

A personal computer (PC) is a multi-purpose computer whose size, capabilities, and price make it feasible for individual use.

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Philips

Koninklijke Philips N.V. (Philips, stylized as PHILIPS) is a Dutch multinational technology company headquartered in Amsterdam currently focused in the area of healthcare.

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Portable audio player

A portable audio player is a personal mobile device that allows the user to listen to recorded audio while mobile.

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Psychoacoustics

Psychoacoustics is the scientific study of sound perception and audiology.

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Public Radio Satellite System

The Public Radio Satellite System (PRSS) is the interconnected satellite-distributed network managed by NPR (National Public Radio), and used by NPR, Public Radio International (PRI), and American Public Media (APM), as well as independent public radio program producers, to distribute programming via satellite to public radio stations across the United States.

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Sampling (signal processing)

In signal processing, sampling is the reduction of a continuous-time signal to a discrete-time signal.

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Sub-band coding

In signal processing, sub-band coding (SBC) is any form of transform coding that breaks a signal into a number of different frequency bands, typically by using a fast Fourier transform, and encodes each one independently.

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Super Video CD

Super Video CD (Super Video Compact Disc or SVCD) is a digital format for storing video on standard compact discs.

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Surround sound

Surround sound is a technique for enriching the sound reproduction quality of an audio source with additional audio channels from speakers that surround the listener (surround channels).

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Time domain

Time domain is the analysis of mathematical functions, physical signals or time series of economic or environmental data, with respect to time.

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Transient (acoustics)

In acoustics and audio, a transient is a high amplitude, short-duration sound at the beginning of a waveform that occurs in phenomena such as musical sounds, noises or speech.

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Variable bitrate

Variable bitrate (VBR) is a term used in telecommunications and computing that relates to the bitrate used in sound or video encoding.

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Video CD

Video CD (abbreviated as VCD, and also known as Compact Disc digital video) is a home video format and the first format for distributing films on standard optical discs.

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Redirects here:

.MP2, .mp2, MP2 (format), MPEG Audio Layer 2, MPEG Audio Layer II, MPEG Layer 2, MPEG-1 Audio Layer 2, MPEG-1 Layer 2, MPEG-1 Layer II, MPEG-2 Audio Layer II, MPEG-2 Layer II, MUSICAM, Mpeg2 audio, Musicam.

References

[1] https://en.wikipedia.org/wiki/MPEG-1_Audio_Layer_II

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