A transmission managing apparatus included in an information transmitting system comprising a communication bus (B), an indicating device (NI), which has a transmission state memory (5) for storing a channel used for an information transmission executed in a time division manner on the communication...http://www.google.com/patents/US20030206555?utm_source=gb-gplus-sharePatent US20030206555 - Transmission managing apparatus information processing apparatus and information transmitting system
