Patent ID: 6167040
Filing Date: 2000-12-26
Classification: H04L,H04M,H04W

Abstract:
System for speech transmission between two pieces of terminal equipment, of which the first terminal equipment is a mobile station which is connected to a mobile telephone network through a radio link and the speech coder of which produces speech frames containing speech parameters, and the second terminal equipment is connected to a fixed network,whereinthe fixed network is a data network conveys data packets and the second terminal equipment having telephone characteristics transmits and receives data packets in accordance with the protocol of the network in question,the second terminal equipment has a speech coder in accordance with the mobile station system which synthesizes the original speech from the speech parameters sent by the mobile station contained in the data packets arriving from the data network and produces speech parameters for location in outgoing data packets,the speech parameters are relayed as such between the terminal equipment without doing any further coding on them.