发明公开
- 专利标题: METHOD AND APPARATUS FOR MULTICASTING WITH FEEDBACK INFORMATION
- 专利标题(中): 方法和装置与反馈信息的多点广播
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申请号: EP08724447.1申请日: 2008-01-08
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公开(公告)号: EP2127205A2公开(公告)日: 2009-12-02
- 发明人: YE, Chunxuan , REZNIK, Alexander , SHAH, Yogendra, C. , PIETRASKI, Philip, J. , DIFAZIO, Robert, A.
- 申请人: Interdigital Technology Corporation
- 申请人地址: Concord Plaza, Suite 105 Hagley Building 3411 Silverside Road Wilmington, DE 19810 US
- 专利权人: Interdigital Technology Corporation
- 当前专利权人: Interdigital Technology Corporation
- 当前专利权人地址: Concord Plaza, Suite 105 Hagley Building 3411 Silverside Road Wilmington, DE 19810 US
- 代理机构: Hjalmarsson, Magnus Axel
- 优先权: US883954P 20070108
- 国际公布: WO2008085992 20080717
- 主分类号: H04L12/18
- IPC分类号: H04L12/18 ; H04L12/56
摘要:
A method for multicasting a packet begins by providing a buffer for each of two user equipments (UEs) in communication with a base station. A determination is made whether there is a previously unsent packet at the base station. A second determination is made whether both UE buffers are non-empty. A non-empty buffer is flushed if there is no previously unsent packet and if one of the buffers is non-empty. A packet is selected to be transmitted if there is a previously unsent packet or if both buffers are non-empty. The buffers are updated based on feedback received from the UEs.
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