Use off Variable-Quality Coding and Time-Interval Modification in Packet Transmission off Speech
S. A. Webber, Chris J. Harris, James L. Flanagan · Bell System Technical Journal · 1977
Speech transmission by switched digital packets offers several opportunities for increasing the utilization of transmission capacity. We comment here upon a combination of variable-quality coding and time-interval modification that can efficiently load a transmission facility and accommodate fluctuating demands on it.