Patent ID: 6456633
Filing Date: 2002-09-24
Classification: H04J,H04L,H04M

Abstract:
A distributed local networking system for managing simultaneous voice traffic and data message among external service lines, local voice station instruments and data terminal equipments comprising,one system bus designed with, means to carry a multiplexed signal stream for said local networking system, one master controller designed with, means to interface said external service lines to said system bus, means via said system bus, to set system timing reference, to receive request for service, and to issue time slot assignment for said voice traffic as well as to define time interval allocation for said data message, means to set up and to transport said voice traffic between said external service lines and said system bus, one or more station controllers, each designed with, means to interface said voice station instrument to said system bus, means to monitor said system bus for said system timing reference, means via said system bus, to request and receive said time slot assignment, means to transport said voice traffic between said voice station instrument and said system bus, within said time slot assignment, one or more terminal controllers, each designed with, means to interface said data terminal equipment to said system bus, means to monitor said system bus for said system timing reference, and said time interval allocation, means to transport said data message between said data terminal and said system bus, within said time interval allocation, wherein, said system bus is a shared physical transmission medium among said master, station and terminal controller, and, said time slot assignment and said time interval allocation are parts of shared system resources, provides integrated multi-line voice PABX service to said voice station instruments by means of said master controller, said system bus and said station controllers, as well as data LAN (Local Area Network) service to said data terminal equipments by means of said terminal controllers and said system bus.