Line setting and phase adjusting apparatus for synchronous multi
Line signal analyzing method for use in an electronic switching
Line status detection in a digital concentrator system
Line switch having distributed processing
Line switching apparatus
Line switching control system in synchronous communication netwo
Line switching equipment for switching a personal line to a back
Line switching method and asynchronous transfer mode (ATM)...
Line switching method and line switching apparatus
Line switching system
Line switching system and line switching unit of dynamic...
Line switching system and method
Line switching system for duplexed fiber interface shelf between
Line terminal for determining operational status of a U...
Line terminating equipment in SDH networks, using forward error
Line termination equipment
Line termination equipment
Line terminator unit for a subscriber line
Line terminator unit for a subscriber line
Line transmission systems