Hierarchical power control for OFDM based LTE system

• 作 者: 郑小金
• 机 构: ShanghaiInstituteofMicrosystemAndInformationTechnology,GraduateUniversityofChineseAcademyofSciences,
• 出 处: 高技术通讯：英文版
• 发表日期: 2013年3期
• 关键词: 功率控制 LTE 系统 OFDM 小区间干扰 上行链路 负载信息 负荷模型 inter-cell interference （ICI） coordination
• 基金项目: Supported by the National High Technology Research and Development Programme of China （No. 2009AA011501 ）, International S＆T Cooper- ation Program of Shanghai Municipality （No. 09530702500＆10220712100

Abstract3GPP LTE has approved uplink intra-cell power control and defined overload indicator(OI)for uplink inter-cell power control to mitigate the inter-cell interference(ICI),respectively.In this paper,we propose a hierarchical power control(HPC)scheme