audio codec

(redirected from Audio Decoder)

audio codec

(1) (audio enCOder/DECoder) Software that compresses and decompresses a digital audio signal. MP3, Windows Media Audio (WMA), Dolby Digital and DTS are examples of popular codecs that compress and decompress digital audio. The audio codec may also be a hardware circuit. See codec examples, codec, Windows Media formats, QuickTime, audio compression, perceptual audio coding and G. standards.

(2) (audio enCOder/DECoder) A hardware circuit that converts sound waves into PCM digital code and vice versa. The term may refer to only the A/D and D/A conversion, or it may include the compression technique for further reducing the signal (definition #1 above). If the codec is specialized for human voice, it is known as a "speech codec," "voice codec" or "vocoder" (see speech codec). See sampling and codec.
References in periodicals archive ?
[USPRwire, Tue Jul 30 2019] The rapid increase in digital data usage in several real life applications has paved the way for new and highly effective approaches and technologies, like digital audio decoders. Digital audio decoder is a computer program (in case of software) or a device (in case of hardware) that can decode audio easily.
Currently, manufacturers offer additional RCA jacks in a digital audio decoder which provide more channels of analog audio for the purpose of front channel bi-amplification.
Added to this, with its Studio Level 5.1 Surround Sound Dolby Audio Decoder and SMART Technology, the P6 is your perfect family entertainment centre.
Cadence Design Systems, Inc., today announced immediate availability of the next-generation MPEG-H Audio decoder based on Cadence Tensilica HiFi DSPs.
The HDV62A delivers uncompressed high-definition video data from DVI or HDMI and provides an analog video decoder that supports RGB, NTSC/PAL, S-video, and YPbPr with an integrated audio decoder for HDMI and S/PDIF capture.
It also has an embedded audio decoder on board, time-code display, closed caption (through video input only), and audio-level meter display of up to eight channels."
Panasonic's new Blu-ray Disc player features a high definition audio decoder, (DolbyA Digital Plus, DolbyA TrueHD, DTS-HD Master Audio Essential) to take advantage of the exceptionally high quality 7.1 channel surround sound now integrated in Blu-ray Discs.
Panasonic's new Blu-ray Disc player features a high definition audio decoder, (Dolby Digital Plus, Dolby TrueHD, DTS-HD Master Audio Essential) to take advantage of the exceptionally high quality 7.1 channel surround sound now integrated in Blu-ray discs.
Recognizing that audio is important to the overall entertainment experience, Panasonic's three 2009 Blu-ray Disc players feature a high definition audio decoder (Dolby(R) Digital Plus, Dolby(R) TrueHD, DTS-HD Master Audio Essential) to take advantage of the exceptionally high quality 7.1 channel surround sound now integrated in Blu-ray Discs.
(Nasdaq: SPRD, "Spreadtrum"), one of China's leading wireless baseband chipset providers, has unveiled its new AVS video / audio decoder chip, the SV6100.
Tokyo, Japan, Aug 4, 2006 - (JCN) - Seiko Epson released a new voice guidance audio decoder chip for embedded applications on August 3.
One bright spot at CES was the announcement of a high-definition video and audio decoder chip that supports both formats, suggesting the possibility that future DVD players might handle both Blu-Ray and HD-DVD disks.