Patent ID: 7073075
Filing Date: 2006-07-04
Classification: H04Q

Abstract:
1. An access device for providing messages to a user device comprising: a network interface unit having an interface to receive network communications signals and a signal output to provide a first communications signal; interface circuitry having an input to receive user device communications signals and an output to provide a second communications signal; a processing unit having a first input coupled to said interface circuitry output. a second input to receive power supply status signals, a storage output to provide control signals and a second output to provide a power supply status indication; a storage unit having a first input coupled to said network interface unit signal output to receive network-originated messages, said storage unit having a second input coupled to said processing unit storage output to receive said control signals, said storage unit having an output to provide received messages; and a line driver having a first input coupled to said network interface unit signal output and a second input coupled to said storage unit output, a third input coupled to said second output of said processing unit, said line driver having a drive output to provide said first communications signal, said received messages and said power supply status indication.