Electronic security system
Electronic switching system connected to an external computer
Electronic telephone book
Electronic telephone client service provider system (EP/CSP)
Electronic telephone client service provider system (EP/CSP)
Electronic television program guide delivery system using...
Electronic-mail apparatus
Electronic-mail apparatus
Electronic-mail apparatus
Electronic-mail apparatus
Electronic-mail apparatus
Electronic-mail apparatus
Elevator car modem with transhybrid rejection
Emergency interrupt technique
Enabling and powering of remotely actuated bypass splitters
Enabling incoming VoIP calls behind a network firewall
Enabling legacy interactive voice response units to accept...
Enhanced broadband telephony services
Ensemble modem structure for imperfect transmission media
Ensemble modem structure for imperfect transmission media