Skip to search formSkip to main contentSkip to account menu

Qualcomm code-excited linear prediction

Known as: Qualcomm PureVoice, 13k audio, 13k vocoder 
Qualcomm code-excited linear prediction (QCELP), also known as Qualcomm PureVoice, is a speech codec developed in 1994 by Qualcomm to increase the… 
Wikipedia (opens in a new tab)

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2010
2010
A variable bit-rate speech coder intended for digital cellular applications is described. A voice activity detection algorithm is… 
2001
2001
In this paper, we propose acombined variable-rate code-excited linearly predictive (QCELP)speech coding and unequal error… 
1999
1999
Transcoding of speech coders occurs frequently in systems today as subsystems use different codecs for speech compression… 
1997
1997
Code-excited linear prediction (CELP) is the predominant methodology for communications quality speech coding below 8 kbps, and… 
1995
1995
The goal of this study is to develop a robust and high-quality speech coder for wireless communication. The proposed coder is a… 
1994
1994
This paper describes a full-custom ASIC implementation of the QCELP voice compression algorithm. Applications for the ASIC are… 
1993