Bi-directional buffer line amplifier

Bi-directional bus system and transmitting, receiving, and commu

Bi-directional coupler

Bi-directional data communications system

Bi-directional token flow system

Bi-directional transceiver circuit

Bidirectional amplifier

Bidirectional communication apparatus for reducing transmitted d

Bidirectional communication port for digital signal processor

Bidirectional communication system of a two-wire bus comprising

Bidirectional digital serial interface for communication digital

Bidirectional digital transmission system with echo-cancellation

Bidirectional dual network

Bidirectional optical wavelength multiplexer-demultiplexer

Bidirectional repeater for manchester encoded data signals

Bidirectional telewriting system operating in an alternating mod

Bidirectional transceiver for high speed data system

Bidirectional transmission circuit for interlocked signals

Bimodal bus accessing system

Binary signal receiver for time compression multiplexing