Adaptive equalizer

Adaptive pilot tone location in a transmission system

Adaptive voice and data bandwidth management system for multiple

Adjunct arrangement for a telecommunication device

Administrative control and security of modems

ADSI web browser for retrieving internet data files

ADSL filter

Advanced intelligent network interacting with customer premises

AIN based Internet FAX routing

Ain based internet fax routing

Alarm system interface

Alert system for hearing impaired persons

Alphanumeric keyboard with telephone dialing capability

Alphanumeric message composing method using telephone keypad

Alphanumeric message composing method using telephone keypad

Alphanumeric message composing method using telephone keypad

Alphanumeric messaging system

Alphanumeric registration method and device of a system with alp

Analog controls housed with electronic displays for telephones

Answering machine services for data conferences