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Control network with data and power distribution

  • US 20060171329A1
  • Filed: 01/28/2005
  • Published: 08/03/2006
  • Est. Priority Date: 01/28/2005
  • Status: Active Grant
First Claim
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1. A hierarchical control network, comprising:

  • a plurality of network nodes arranged in a plurality of tiers, said network nodes comprising a plurality of first-tier nodes and a plurality of lower tier nodes;

    a master control bus interconnecting said first-tier nodes;

    a power source electronically coupled to said first-tier nodes; and

    one or more lower-tier buses interconnecting groups of said lower tier nodes, said lower-tier buses including both data lines and a power source line, said power source line derived from said power source;

    wherein said lower tier nodes selectively distributing power from the power source line to local loads.

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