发明授权
- 专利标题: Transmission of overhead information for broadcast and multicast services in a wireless communication system
- 专利标题(中): 在无线通信系统中传输用于广播和多播服务的开销信息
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申请号: US11144846申请日: 2005-06-02
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公开(公告)号: US08089855B2公开(公告)日: 2012-01-03
- 发明人: Avneesh Agrawal , Durga Prasad Malladi , Anastasios Stamoulis , Ashok Mantravadi , Ramaswamy Murali
- 申请人: Avneesh Agrawal , Durga Prasad Malladi , Anastasios Stamoulis , Ashok Mantravadi , Ramaswamy Murali
- 申请人地址: US CA San Diego
- 专利权人: Qualcomm Incorporated
- 当前专利权人: Qualcomm Incorporated
- 当前专利权人地址: US CA San Diego
- 代理商 Larry Moskowitz
- 主分类号: H04J11/00
- IPC分类号: H04J11/00
摘要:
To transmit overhead information for broadcast and multicast services in a system that utilizes multiple radio technologies, time slots used for OFDM in a super-frame are initially ascertained. Overhead information for multiple streams to be sent in the time slots used for OFDM is generated. The overhead information conveys the time slots and the coding and modulation used for the streams and may be given in various forms. Multiple records may be formed for the overhead information for the streams. The overhead information for the streams is processed and time division multiplexed with the data for the streams in the super-frame. Information indicating the time slots used for OFDM in the super-frame may be sent separately or included in the overhead information. An indicator may also be appended to each stream to indicate whether there is any change in the overhead information for the stream in the next super-frame.
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