M x n optical matrix switch
Machine switching telephone system
Macrodiversity control system having macrodiversity mode...
Magnetic verifying system
Mailbox for telecommunications terminal and subscriber...
Main distribution frame-mounted central office subscriber...
Maintaining correlated virtual data streams through a network
Maintaining stable virtual circuit data connections
Maintenance of stored program controlled switching systems
Maintenance processing apparatus for remote port units in a...
Malicious call detection method and system
Management of a telecommunications system
Management of calling name delivery in telephone networks...
Management of multi-context user interfaces of...
Management of portable radiotelephones
Management of queues in contact centres
Management of radio base stations in a telecommunications...
Management of wireless control channel
Managing access to physical assets
Managing feature interactions in a telecommunications system...