Yoshinori Rokugo

Cross-connection network using time switch

Transmission method and network system for accommodating a plurality of kinds of traffic in a common network

Destuffing circuit with a digital phase-locked loop

Higher-order multiplex digital communication system with identification patterns specific to lower-order multiplex digital signals

Transmission method and network system

Transmission signal processing circuit which can determine an optimum stuff threshold value corresponding to a sort of a tributary unit of an input signal

Digital phase-locked loop (PLL) having multilevel phase comparators

Phase-locked loop circuit for reproducing clock signals synchronized with transmitter in receiver

A digital phase-locked loop for stuffing synchronization systems

Digital phase synchronous circuit and data receiving circuit including the same