Patent ID: 6356562
Filing Date: 2002-03-12
Classification: H04L,H04M,H04Q

Abstract:
A high-speed communications system which provides high-speed communication services over subscriber lines, comprising:(a) a subscriber line transmission unit located in a central office, comprising: (a1) multiplexer/demultiplexer means for multiplexing outgoing signals to a network and demultiplexing incoming signals from the network, separately for voice signals and data signals, (a2) first voice processing means, linked to a voice service subscriber who only uses voice communication services, for processing the voice signals for bidirectional communications over the subscriber line, (a3) second voice processing means, linked to a voice/data service subscriber who uses both voice and data communication services, for processing the voice signals for bidirectional communication, and (a4) high-speed communications control means comprising: (a4-1) office-side modem means for processing the data signals to provide the voice/data service subscriber with bidirectional communication services, and (a4-2) office-side splitter means for separating the voice signals and the data signals when providing the voice/data service subscriber with bidirectional communication services; (b) a subscriber station disposed at a site of the voice/data service subscriber, comprising: (b1) subscriber-side splitter means, coupled to said office-side splitter means through the subscriber line, for separating the voice signals and the data signals, and (b2) subscriber-side modem means for processing the data signals to provide the voice/data service subscriber with bidirectional communication services, wherein said first voice processing means, said second voice processing means, and said high-speed communication control means operate independently of each other in said subscriber line transmission unit.