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Remote control system

  • US 7,158,047 B2
  • Filed: 03/31/2004
  • Issued: 01/02/2007
  • Est. Priority Date: 09/25/2003
  • Status: Active Grant
First Claim
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1. A remote control system comprising:

  • a remote controller including,an input unit consisting of a plurality of function keys;

    a liquid crystal display that displays functions associated with the function keys and that displays device list information;

    a control information creating unit that performs a display of the liquid crystal display, based on a program described in a specific language and outputs control information about a corresponding function in accordance with a signal inputted from the corresponding function key;

    a remote controller-side receiving unit that receives the device list information; and

    a remote controller-side transmitting unit that incorporates a device list information request command and the control information into one or more data frames and transmits the same via a radio channel;

    a coordinator, distinct from any device controlled by the remote controller, including;

    a coordinator receiving unit that receives therein the device list information request command transmitted from the remote controller via the radio channel; and

    a coordinator transmitting unit that transmits the device list information to the remote controller in response to the device list information request command; and

    a controlled device including,a device-side receiving unit that receives therein the data frame transmitted from the remote controller; and

    a plurality of function execution units each of which decodes the control information in the data frame and executes a function designated by the remote controller.

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