Patent ID: 6246695
Filing Date: 2001-06-12
Classification: H04M,H04Q

Abstract:
A transmission system for variably transmitting information data over a plurality of channels, comprising:a first transceiver for transmitting or receiving signals at a first transmission rate on a first channel having a first bandwidth, and transmitting or receiving signals at a second transmission rate on a second channel having a second bandwidth;a second transceiver for transmitting or receiving signals at said first transmission rate on said first channel, and transmitting or receiving signals at said second transmission rate on said second channel; anda subscriber loop for connecting said first and second transceivers together, wherein:each of said first and second transceivers includes a controller for selectively changing the transmission rates on said first and second channels,the controllers selectively change the transmission rates among predetermined sets of rates to select between available operation modes, andthe available operation modes include an asymmetrical digital subscriber line (ADSL) mode and a high bit rate digital subscriber line (HDSL) mode.