Distributed cabin interphone system for a vehicle

作者: Gary Vanyek , Kenneth A. Brady

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摘要: In one aspect, cabin interphone handsets and passenger announcement speakers in the of a vehicle communicate over an internet protocol data network. Each handset system has presence each speaker presence. includes call management functions so that can with or more network as well make announcements via speakers. The setup function PA may utilize voice protocol. another methods are provided for making calls using system.

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