Data packet switching system having DMA controller, service arbi

Data packet transmission system accommodating different substati

Data packet transmission using shared channel

Data path protection

Data port expander

Data processing system and data transmission and processing meth

Data processing system and method for pacing information transfe

Data processing system having dual-channel system bus

Data processing system incorporating arbiters and selectors to a

Data processor

Data processor

Data processor having bus controller

Data protocol and monitoring system for RF trunking multisite sw

Data protocol controller

Data queuing apparatus and ATM cell switch based on shifting and

Data receiver

Data receiver interface circuit

Data router backup feature

Data routing method and apparatus for communication systems havi

Data segmentation within a renegotiated bit-rate service transmi