Adaptive filter and echo canceller
Adaptive filter including signal path compensation
Adaptive filter system having mixed fixed point or floating poin
Adaptive filter with coefficient averaging and method
Adaptive filtering method and apparatus employing modified fast
Adaptive frequency dependent compensation for telecommunications
Adaptive hybrid
Adaptive linefeed control for varying load on a subscriber loop
Adaptive signal processing device, echo suppressing device and h
Adaptive sparse echo canceller using a sub-rate filter for activ
Adjunct interface apparatus for a telephone set
Adjustable hybrid having dial tone alignment configuration
Adjustable hybrid having improved biasing configuration
Adjustable integrated/discrete-element line current controller i
ADSL front-end in a low voltage process that accommodates...
ADSL integrated line card with digital splitter and POTS CODEC w
Alarm of a telecommunications terminal connected to a LAN
Analog modem overcurrent protection
Analog subscriber circuit
Analog successive approximation (SAR) analog-to-digital converte