Patent ID: 6246869
Filing Date: 2001-06-12
Classification: H04W

Abstract:
A mobile transmission system comprising:a wireless controlling apparatus that controls wireless channels of base stations;an exchange controlling apparatus that mutually connects said wireless controlling apparatus to public telephone networks; anda voice processing device that is connected to both said wireless controlling apparatus and said exchange controlling apparatus and converts voice signals by controls independently performed by both said wireless controlling apparatus and said exchange controlling apparatus;wherein said wireless controlling apparatus includes:a first changing device that outputs coded voice signals inputted from an exchange controlling apparatus to a base station, and outputs non-coded voice signals to said voice processing device;a second changing device that outputs coded voice signals inputted from a base station to said voice processing device when the voice processing device is controlled in the wireless controlling apparatus, and outputs the coded voice signals to the exchange controlling apparatus when the voice processing device is controlled by the exchange controlling apparatus; anda third changing device that outputs coded voice signals inputted from the voice processing device to a base station and outputs non-coded voice signals to the exchange controlling apparatus.