发明申请
- 专利标题: Method and system for diversity using orthogonal frequency/division multiplexing
- 专利标题(中): 使用正交频分复用的分集方法和系统
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申请号: US11645880申请日: 2006-12-27
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公开(公告)号: US20080159419A1公开(公告)日: 2008-07-03
- 发明人: Adrian Smith , Xiao-Dong Li , David Steer , Kelvin Kar-Kin Au , Robert Novak , Mark Earnshaw
- 申请人: Adrian Smith , Xiao-Dong Li , David Steer , Kelvin Kar-Kin Au , Robert Novak , Mark Earnshaw
- 主分类号: H04L27/28
- IPC分类号: H04L27/28
摘要:
A method and system for achieving a link budget improvement in a diverse OFDM radio system by addressing the timing misalignment issue that can occur due to the differences in propagation time in signals between mobile stations and Radio Access Nodes. Timing misalignment is shared or split between the primary path to a primary Radio Access Node and a diverse path to a diverse Radio Access Node. The relative timing offsets between mobile stations are adjusted, the mobile stations are grouped into zones using a variety of different grouping techniques, and the transmission for each mobile station is scheduled, using one or more of a variety of scheduling techniques.
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