Patent ID: 8139749
Filing Date: 2012-03-20
Classification: G06F,G06K,G06Q,G07F,G07G,H03C,H04B,H04L,H04M,H04W,Y02D

Abstract:
1. A method for operating a voice telephony device, the method comprising: receiving a call via a communication network; determining that the call is a packet voice call; sending a ring signal to a speaker; detecting an off-hook condition of the voice telephony device; establishing voice communication between the communication network and the voice telephony device; wherein establishing voice communication comprises converting analog representations of voice signals to digital representations of voice signals, and converting digital representations of voice signals to analog representations of voice signals; and wherein converting analog representations of voice signals to digital representations of voice signals comprises determining voice activity based upon voice signals from the voice telephony device, reducing the quantity of information transmitted via the communication network, if voice activity is determined to be below a predetermined level, and refraining from reducing the quantity of information transmitted via the communication network, if voice activity is determined not to be below the predetermined level.