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Maintenance of time slot usage indicators and self-organizing wireless networking

  • US 20150049644A1
  • Filed: 08/15/2013
  • Published: 02/19/2015
  • Est. Priority Date: 08/16/2012
  • Status: Active Grant
First Claim
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1. A method for communicating using a wireless network of devices, comprising:

  • partitioning medium access time into a series of superframes and partitioning each superframe into time slots;

    each device scheduling its transmission and reception in the time slots of the superframe;

    each device maintaining its neighborhood map, a neighborhood map being an ordered set of indicators corresponding to the time slots of the superframe, wherein the indicator distinguishes among the device'"'"'s scheduled use of the corresponding time slot for a control packet transmission or reception, the device'"'"'s scheduled use of the corresponding time slot for a data packet transmission or reception, and no scheduled use of the corresponding time slot by the device, and the indicator indicates whether the device is allowed to transmit in the corresponding time slot;

    each device transmitting a packet containing said each device'"'"'s neighborhood map recurrently;

    each device recurrently updating its neighborhood map on the basis of said each device'"'"'s new schedule of time slot uses, one or a plurality of neighborhood maps received from one or a plurality of other devices, and one or a plurality of control packets received from one or a plurality of other devices; and

    each device updating its schedule of packet transmission and reception on the basis of its neighborhood map, one or a plurality of control packets received from other devices, and change of said each device'"'"'s transmission need.

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