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digital speech coder

См. также в других словарях:

  • Speech coding — is the application of data compression of digital audio signals containing speech. Speech coding uses speech specific parameter estimation using audio signal processing techniques to model the speech signal, combined with generic data compression …   Wikipedia

  • Digital AMPS — IS 54 and IS 136 are second generation (2G) mobile phone systems, known as Digital AMPS (D AMPS). It was once prevalent throughout the Americas, particularly in the United States and Canada. D AMPS is considered end of life, and existing networks …   Wikipedia

  • Digital Radio Mondiale — (abbreviated DRM; mondiale being Italian and French for worldwide ) is a set of digital audio broadcasting technologies designed to work over the bands currently used for AM broadcasting, particularly shortwave. DRM can fit more channels than AM …   Wikipedia

  • Digital terrestrial television in the United Kingdom — encompasses over 100 television, radio and interactive services broadcast via the UK s terrestrial television network and receivable with a standard television aerial. The majority of services, including those from the existing five analogue… …   Wikipedia

  • coder/decoder —    (CODEC)    A device that transforms such analog signals as speech and video into bit streams for digital transmission and performs the reverse at the receiving end …   IT glossary of terms, acronyms and abbreviations

  • Bishnu S. Atal — (1933 ) is a noted researcher in linear predictive coding.Atal was born in India, and received his BS degree in physics (1952) from the University of Lucknow , a diploma in electrical communication engineering (1955) from the Indian Institute of… …   Wikipedia

  • Vocoder — A vocoder (  /ˈvoʊk …   Wikipedia

  • List of codecs — The following is a list of codecs. Audio codecs Non compression formats * Audio Interchange File Format (AIFF, container format) * Resource Interchange File Format (RIFF, container format) * WAV – Microsoft WAVE format (format supports… …   Wikipedia

  • Linear predictive coding — (LPC) is a tool used mostly in audio signal processing and speech processing for representing the spectral envelope of a digital signal of speech in compressed form, using the information of a linear predictive model. It is one of the most… …   Wikipedia

  • Audio file format — An audio file format is a file format for storing digital audio data on a computer system. This data can be stored uncompressed, or compressed to reduce the file size. It can be a raw bitstream, but it is usually a container format or an audio… …   Wikipedia

  • Bandwidth extension — of signal is defined as the deliberate process of expanding the frequency range (bandwidth) of a signal in which it contains an appreciable and useful content, and/or the frequency range in which its effects are such. Its significant advancement… …   Wikipedia

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