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Communications unit, communications facility, management device, communication system, and electric field communication device

  • US 7,551,893 B2
  • Filed: 07/17/2003
  • Issued: 06/23/2009
  • Est. Priority Date: 07/18/2002
  • Status: Expired due to Fees
First Claim
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1. A communications unit comprising:

  • a first communications means that controls communications between said communications unit and one or a plurality of other communications units connected to said communications unit;

    a second communications means that controls communications between said communications unit and a client communications apparatus; and

    a plurality of connection parts for connecting to said one or a plurality of other communications units, said plurality of connection parts being provided on a surface of said communication unit, said surface touching at least one of said one or a plurality of other communications units;

    wherein;

    said communication unit is installed in a mapped unitary flooring of a construction or in a mapped unitary flooring, and said communication units and said one or a plurality of other communication units installed in said mapped unitary flooring are interconnected to form a communication network that serves said client communications apparatus;

    each of said communications unit and said one or a plurality of other communications units have an identifier;

    said communication unit further comprises an operation unit;

    when said operation unit is operated, said first communications unit determines whether at least one of said one or a plurality of other communications units is connected to at least one of said plurality of connection parts; and

    when at least one of said plurality of said one or a plurality of said other communications units are determined to be connected to at least one of said plurality of connection parts, said communications unit communicates with said at least one of said plurality of other communications units, and acquires said identifier of said at least one of said plurality of other communications units.

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