Low profile circuit board mounted telephone jack
Low voltage balanced hybrid circuit with operational amplifiers
Low voltage broadband line driver
Low voltage circuits powered by the phone line
Low voltage sensing and control of battery referenced...
Low-delay subband adaptive filter
Low-power reconfigurable hearing instrument
Low-voltage transistor circuit for suppressing high-voltage...
Main terminal and a method of operating the same
Maintaining an off-hook condition during a call bridge
Maintenance termination unit module
Management system for a telecommunications switch
Managing power in a line powered network element
Mechanism for measuring resistance of telephone subscriber...
Mechanism for preventing clipping of pulse metering signals...
Message arrangement and method for implementing a digital teleph
Message transmission system
Metallic channel unit network
Metallic channel unit network
Metallic channel unit network