Intra-train communication network

The present invention relates generally to communication networks and more specifically to an intra-train communication network. An intra-train communication network comprising a plurality of transceiver units on individual vehicles of the train. A master unit initially transmits queries, including...

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Bibliographic Details
Main Author Haley, John E
Format Patent
LanguageEnglish
Published 20.01.2004
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Summary:The present invention relates generally to communication networks and more specifically to an intra-train communication network. An intra-train communication network comprising a plurality of transceiver units on individual vehicles of the train. A master unit initially transmits queries, including a first ID from a first group of ID's, to the slave units using a second ID from a second group of ID's, and subsequently transmits queries using the first ID from the first group. The slave units initially listens for queries using the second ID from the second group, responds using the second ID and subsequently listens for and responds using the first ID.