Code-Excited Linear Prediction (CELP)

URI: https://gptkb.org/entity/Code-Excited_Linear_Prediction_(CELP)
GPTKB entity
Statements (36)
Predicate Object
gptkbp:instanceOf speech coding algorithm
gptkbp:advantage high speech quality at low bit rates
gptkbp:basisFor gptkb:Speex_codec
gptkb:AMR_codec
gptkb:G.723.1
gptkb:G.729
GSM Full Rate
iLBC codec
gptkbp:bitRateRange 4.8 to 16 kbps
gptkbp:category lossy compression
speech processing
audio signal processing
gptkbp:component codebook
adaptive codebook
fixed codebook
linear prediction filter
gptkbp:compressionRatio lossy
gptkbp:developedBy 1985
https://www.w3.org/2000/01/rdf-schema#label Code-Excited Linear Prediction (CELP)
gptkbp:inventedBy gptkb:Bishnu_S._Atal
gptkb:Manfred_R._Schroeder
gptkbp:relatedTo Linear Predictive Coding (LPC)
Multi-Pulse Excited (MPE) coding
Regular Pulse Excitation (RPE) coding
gptkbp:standardizedBy gptkb:ITU-T
gptkb:ETSI
gptkbp:usedFor speech compression
gptkbp:usedIn telecommunications
audio codecs
gptkbp:uses vector quantization
analysis-by-synthesis approach
perceptual weighting filter
gptkbp:bfsParent gptkb:Algebraic_Code-Excited_Linear_Prediction_(ACELP)
gptkb:Multipulse_Maximum_Likelihood_Quantization_(MP-MLQ)
gptkb:Algebraic-Code-Excited_Linear_Prediction_(ACELP)
gptkbp:bfsLayer 7