Pulse-code modulation (PCM) is a method used to digitally represent analog signals. It is the standard form of digital audio in computers, compact discs...
33 KB (3,992 words) - 16:47, 6 August 2024
Differential pulse-code modulation (DPCM) is a signal encoder that uses the baseline of pulse-code modulation (PCM) but adds some functionalities based...
3 KB (357 words) - 15:17, 7 July 2024
Pulse-position modulation (PPM) is a form of signal modulation in which M message bits are encoded by transmitting a single pulse in one of 2 M {\displaystyle...
9 KB (1,242 words) - 04:34, 22 May 2024
into codewords of pulses of different weight as they would be in pulse-code modulation (PCM); rather, the relative density of the pulses corresponds to the...
10 KB (1,450 words) - 23:22, 14 February 2024
Adaptive differential pulse-code modulation (ADPCM) is a variant of differential pulse-code modulation (DPCM) that varies the size of the quantization...
5 KB (637 words) - 17:19, 25 April 2024
been largely replaced by pulse-code modulation, and, more recently, by pulse-position modulation. The number of possible pulse amplitudes in analog PAM...
10 KB (1,094 words) - 17:12, 23 April 2024
G.711 (redirect from Pulse code modulation (PCM) of voice frequencies)
is an ITU-T standard (Recommendation) for audio encoding, titled Pulse code modulation (PCM) of voice frequencies released for use in 1972. G.711 passes...
15 KB (1,816 words) - 19:43, 11 June 2024
between pulse trains. Pulse-amplitude modulation Pulse-code modulation Pulse-density modulation Pulse-position modulation Rate coding, pulse-frequency...
5 KB (554 words) - 17:16, 8 June 2024
Pulse-position modulation (PPM) Analog-over-digital methods Pulse-code modulation (PCM) Differential PCM (DPCM) Adaptive DPCM (ADPCM) Delta modulation (DM or...
24 KB (3,050 words) - 19:19, 17 August 2024
differential pulse-code modulation (DPCM) where the difference between successive samples is encoded into n-bit data streams. In delta modulation, the transmitted...
12 KB (1,578 words) - 16:24, 16 February 2024