Patent ID: 6970501
Filing Date: 2005-11-29
Classification: H04L,H04M

Abstract:
1. An apparatus comprising: a modem connected to a subscriber loop, the modem being capable of operating in one or more modes that are compatible with one or more spectrum management classes defined by a standard, each spectrum management class defining power spectral density (PSD) requirements, the modem being configured to automatically select a mode that is compatible with at least one of the spectrum management classes; a plurality of transceivers, each transceiver corresponding to one of the modes, wherein the modem electrically couples a corresponding transceiver to the subscriber loop upon selecting one of the modes; a selector, the selector selecting one of the transceivers to be electrically coupled to the subscriber loop; and an Automatic Class Measurement device in communication with the selector, the Automatic Class Measurement device being configured to automatically select a mode that is compatible with at least one of the spectrum management classes and to cause the selector to select one of the transceivers to be electrically coupled to the subscriber loop.