A multiplexing system for digital transmission and process in vehicles

Aiguo He, Akira Kawamatas · Electronics and Communications in Japan (Part I Communications) · 1987

Abstract At present, the vehicular electronic system is composed of several independent subsystems. By contrast, this paper proposes an integrated system where the same functions are realized in a more reasonable and economical way, utilizing the digital multiplex communication and distributed control. The system aims at optimization of the connections and control of the components, considering only the distances among the subsystems and components, independently of their kinds and functions. To improve the economy, reliability and flexibility, the system is composed of a ring transmission system and a distributed processing system using the microprocessors and optical fibers. This paper discusses the functions and structures of the transmission and processing devices composing the system. The optimum number of transmission and processing devices as well as the processing ability of the system are examined.

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