Reduced redundancy test signal similar to natural speech for sup

Reducing acoustic noise in wireless and landline based...

Reducing acoustic noise in wireless and landline based...

Reducing artifact generation in a vocoder

Reducing memory requirements of a codebook vector search

Reducing sparseness in coded speech signals

Reducing sparseness in coded speech signals

Reduction of speech quality degradation caused by packet loss

Refinement of pitch detection

Regular-pulse excitation speech coder

Relative noise ratio weighting techniques for adaptive noise...

Relative pulse position in celp vocoding

Removing periodicity from a lengthened audio signal

Removing time delays in signal paths

Removing time delays in signal paths

Reproducing velocity converting apparatus with different speech

Reusing invalid pulse positions in CELP vocoding

REW parametric vector quantization and dual-predictive SEW...

RF autocorrelation signal trigger generator

Robust decoder