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Methods of transmitting data blocks in wireless communication system

  • US 8,081,662 B2
  • Filed: 04/30/2008
  • Issued: 12/20/2011
  • Est. Priority Date: 04/30/2007
  • Status: Active Grant
First Claim
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1. A method for generating a data block at a medium access control, MAC, layer of a transmitting side in a wireless communication system, the method comprising:

  • receiving an upper layer data block from an upper layer; and

    generating the data block including a MAC header and a MAC payload, wherein the MAC payload comprises at least part of the upper layer data block and the MAC header comprises one or more sub-headers,wherein each of the one or more sub-headers comprises;

    a LCID (logical channel identifier) field being used to indicate an identifier of a logical channel through which the upper layer data block is received,a 1-bit state indication information field being used to indicate a state of the upper layer data block, wherein the 1-bit value of the state indication information field is interpreted differently according to a value of the LCID field, anda L (length) field being used to indicate a size of the at least part of the upper layer data block,wherein the state indication information field in one of the one or more sub-headers indicates whether the upper layer data block includes a full header or a compressed header when the LCID field in the same sub-header indicates the upper layer data block is received through a logical channel related with an IP packet.

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