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Network layer protocol aware link layer

  • US 7,085,291 B2
  • Filed: 07/05/2001
  • Issued: 08/01/2006
  • Est. Priority Date: 07/20/2000
  • Status: Active Grant
First Claim
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1. A frame structure for a wireless access network having internet protocol (IP) packets, said frame structure comprising:

  • a plurality of radio link protocol (RLP) frames, each said RLP frame corresponding to either a whole IP packet of said wireless access network or a partial IP packet of said wireless access network;

    wherein each said RLP frame that corresponds to said whole IP packet includes a non-fragmented RLP frame header that corresponds to a beginning of said whole IP packet;

    each said RLP frame that corresponds to said partial IP packet includes a first fragmented RLP frame header that corresponds to a beginning of said partial IP packet and a second fragmented RLP frame header that corresponds to other than said beginning of said partial IP packet; and

    whereineach said non-fragmented RLP frame header is 20 bits in length;

    each said first fragmented RLP frame header is 21 bits in length; and

    each said second fragmented RLP frame header is 32 bits in length.

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