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Protocols for visible light communications

  • US 9,871,585 B2
  • Filed: 12/12/2012
  • Issued: 01/16/2018
  • Est. Priority Date: 12/23/2011
  • Status: Expired due to Fees
First Claim
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1. A method for transmitting a message in a network via visible light communication, the message comprising a sequence of ordered data portions, wherein said sequence of ordered data portions comprises address fields and at least one frame control field, the method comprising:

  • defining bits in a first subfield of the ordered data portions indicative of use of said address fields, and defining bits in a second subfield of the ordered data portions indicative of whether two frame control fields are present in said ordered data portions;

    transmitting said message comprising said first subfield and a first frame control field of the at least one frame control field, wherein said message comprises a second frame control field of said at least one frame control field when said bits of said second subfield indicate that said second frame control field is present in said ordered data portions, and wherein said message comprises a medium access control (MAC) header, wherein the MAC header comprises said first frame control field and comprises said second frame control field when said bits of said second subfield indicate that said second frame control field is present in said ordered data portions, and wherein said MAC header at least comprises said first subfield and said second subfield.

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