pulse code modulation


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pulse code modulation

n
(Electronics) electronics a form of pulse modulation in which the information is carried by coded groups of pulses. Abbreviation: pcm
Translations
modulation par impulsions et codage
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References in periodicals archive ?
DM can be also considered as a special case of Differential Pulse Code Modulation (DPCM) that encodes only the sign of the prediction error.
Different types of adaptation have been used in speech coding algorithms based on Pulse Code Modulation [8], [9], Differential Pulse Code Modulation (DPCM) [10] or Delta Modulation ([DELTA]M) [11].
It uses Adaptive Differential Pulse Code Modulation (ADPCM) for encoding and decoding with a bit rate 48/56/64 kbits/s.
Audio files are saved in 24-bit / 48 kHz LPCM (Linear Pulse Code Modulation) format -- the same format used in the movie industry.
To ensure high quality audio, the V20 captures sound using 24-bit/48 kHz Linear Pulse Code Modulation, the same format used in professional video equipment.
Pulse code modulation (PCM) recording, lossless surround formats, and even lossy compression (at least at high data rates) provide the soundtrack for our lives.
Both channel sound bar models support 'lossless' linear pulse code modulation (LPCM) Blu-ray Disc audio via the HDMI input.
(29) It gets worse--with "pulse code modulation," "AND-logic gates," and "mercury delay lines." Kessler's subtitle promises an "irreverent" history of technology, but it is rather pop history, and it obscures his line of argument.