Patent ID: 6178179
Filing Date: 2001-01-23
Classification: H04L,H04M,H04Q

Abstract:
A system for distributing multiple types of digital subscriber line (xDSL) signals to end users over a telephone wiring plant comprising:a central office for receiving video signals from a video source, the central office including a transmission unit for transmitting the received video signals in a particular type of DSL format on a twisted pair copper cable along with other telephony and digital data signals, and a receiver for receiving data signals from end users;at least one end user location having a transmission unit for receiving video signals from the twisted pair copper cable and transmitting data signals to the central office in a different type of DSL format from the DSL format used by the central office; anda translator connected to the twisted pair copper cable and located between the central office and the at least one end user location for translating xDSL signals between different DSL formats, the translator comprising:a receiver for receiving xDSL signals transmitted on the twisted pair copper cable from either the central office or the end user;a decoder for decoding the payload of a received xDSL signal into base data;a line code translator for encoding the base data from the DSL format used by the transmitting device into the DSL format used by the destination device; anda line driver for transmitting the encoded signal onto the twisted pair copper cable for distribution to the receiving device.