发明申请
US20060062173A1 Hybrid automatic repeat request operation during soft hand offs in a wireless system
审中-公开
无线系统中软切换期间的混合自动重传请求操作
- 专利标题: Hybrid automatic repeat request operation during soft hand offs in a wireless system
- 专利标题(中): 无线系统中软切换期间的混合自动重传请求操作
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申请号: US10944449申请日: 2004-09-17
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公开(公告)号: US20060062173A1公开(公告)日: 2006-03-23
- 发明人: Fang-Chen Cheng , Teck Hu , Yifei Yuan
- 申请人: Fang-Chen Cheng , Teck Hu , Yifei Yuan
- 专利权人: Lucent Technologies, Inc.
- 当前专利权人: Lucent Technologies, Inc.
- 主分类号: H04Q7/00
- IPC分类号: H04Q7/00
摘要:
A method for controlling communications between a mobile device and a pair of base stations during a soft hand off mode of operation in a wireless system using HARQ is provided. In the soft hand off mode of operation, the mobile device communicates with a plurality of base stations and receives a plurality of feedback signals in the form of NACK and ACK signals from each of the plurality of base stations. The mobile device determines the reliability of each of these feedback signals, combines the reliable signals, and retransmits the old information if no ACK signals are received. On the other hand, the receipt of even one reliable ACK signal results in new data being delivered to the plurality of base stations.
公开/授权文献
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