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
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) - 21:44, 19 May 2024
Link adaptation (redirect from Adaptive modulation and coding)
Link adaptation, comprising adaptive coding and modulation (ACM) and others (such as Power Control), is a term used in wireless communications to denote...
5 KB (599 words) - 00:21, 24 July 2022
code. These are not modulation schemes in the conventional sense since they are not channel coding schemes, but should be considered as source coding...
24 KB (3,014 words) - 00:45, 8 June 2024
Orthogonal frequency-division multiplexing (redirect from Coded orthogonal frequency division modulation)
robust modulation or error coding to those subcarriers. The term discrete multitone modulation (DMT) denotes OFDM-based communication systems that adapt the...
87 KB (11,276 words) - 23:18, 10 June 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) - 17:00, 9 June 2024
and Advanced Audio Coding (AAC). Linear predictive coding (LPC) Adaptive predictive coding (APC) Code-excited linear prediction (CELP) Algebraic code-excited...
16 KB (1,552 words) - 08:01, 1 May 2024
applications having been largely replaced by pulse-code modulation, and, more recently, by pulse-position modulation. The number of possible pulse amplitudes in...
10 KB (1,094 words) - 17:12, 23 April 2024
Quadrature amplitude modulation (QAM) is the name of a family of digital modulation methods and a related family of analog modulation methods widely used...
15 KB (1,941 words) - 15:43, 27 March 2024
DVB-S2 (redirect from Variable Coding and Modulation)
known as Irregular Repeat-Accumulate codes. VCM (Variable Coding and Modulation) and ACM (Adaptive Coding and Modulation) modes, which allow optimizing bandwidth...
18 KB (1,259 words) - 08:16, 2 March 2024