Perceptual audio coder — (PAC) is an algorithm, like MPEG s MP3 standard, used to compress digital audio by removing extraneous information not perceived by most people. It is used by Sirius Satellite Radio for their DARS service, and iBiquity initially tested it for… … Wikipedia
Codificacion perceptual — Codificación Audio Perceptual (CAP) en inglés (Perceptual Audio Coding PAC) es un algoritmo como el estándar MP3 de MPEG usado para comprimir audio digital removiendo información extraña no perceptible por la mayoría de la gente. Éste es usado en … Wikipedia Español
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
перцептивный кодер — Кодер с улучшенным восприятием изображения. Лучшее качество обеспечивается за счет того, что ошибка квантования распределена в соответствии с известными закономерностями человеческого восприятия графических объектов. [Л.М. Невдяев.… … Справочник технического переводчика
Data compression — Source coding redirects here. For the term in computer programming, see Source code. In computer science and information theory, data compression, source coding or bit rate reduction is the process of encoding information using fewer bits than… … Wikipedia
Advanced Audio Coding — AAC redirects here. For other uses, see AAC (disambiguation). Advanced Audio Codings iTunes standard AAC file icon Filename extension .m4a, .m4b, .m4p, .m4v, .m4r, .3gp, .mp4, .aac Internet media type audio/aac, audio/aacp, au … Wikipedia
Audio compression (data) — For processes which reduce the amount of time it takes to listen to and understand a recording, see time compressed speech. Audio compression is a form of data compression designed to reduce the size of audio files. Audio compression algorithms… … Wikipedia
speech — /speech/, n. 1. the faculty or power of speaking; oral communication; ability to express one s thoughts and emotions by speech sounds and gesture: Losing her speech made her feel isolated from humanity. 2. the act of speaking: He expresses… … Universalium
MPEG-2 — Not to be confused with MPEG 1 Audio Layer II (MP2). MPEG 2 is used in Digital Video Broadcast and Digital Versatile Discs. The MPEG transport stream, TS, and MPEG program stream, PS, are container formats. MPEG 2 is a standard for the generic… … Wikipedia
Speex — Filename extension .spx Internet media type audio/x speex, audio/speex, audio/ogg Developed by Xiph.Org Foundation, Jean Marc Valin Type of format Audio Contained by Ogg … 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
