System employing XDSL spectrum relocation

System for accessing amenities through a public telephone networ

System for accessing amenities through a public telephone networ

System for accessing amenities through a public telephone...

System for accessing and paying for amenities using a telephone

System for adapting a conventional telephone line to a data...

System for automatic notification of the receipt of messages in

System for checking the access to the data of a data unit

System for coding and decoding moving pictures based on the resu

System for communicating with an ADSI-compatible telephone via a

System for communication over a telephone line between a facsimi

System for community generated feedback and/or rating

System for connecting computers via telephone lines

System for consulting an electronic mail server

System for controlling equipment within a telephone subscriber's

System for correcting failures of music on transfer

System for direct suppressed ringing access of subscriber lines

System for integrated electronic communications

System for integrated electronic communications

System for integrating a telephone to a computer