6
March 28, 2007
6809511A67-O
Q GSM
Speech Coding Functions
Specification
Speech Coding Type
Regular pulse excitation/linear predictive coding with long term
prediction (RPE LPC with LTP)
Bit Rate
13.0 kbps
Frame Duration
20 ms
Block Length
260 bits
Classes
Class 1 bits = 182 bits; Class 2 bits = 78 bits
Bit Rate with FEC Encoding
22.8 kbps