Deploying Picocell Base Station(PBS) throughout a Macrocell is a promising solution for capacity improvement in the next generation wireless networks.However,the strong received power from Macrocell Base Station(MBS) ...Deploying Picocell Base Station(PBS) throughout a Macrocell is a promising solution for capacity improvement in the next generation wireless networks.However,the strong received power from Macrocell Base Station(MBS) makes the areas of Picocell narrow and limits the gain of cell splitting.In this paper,we firstly propose a Dynamic Cell Range Expansion(DCRE) strategy.By expanding the coverage of the cell,we aim to balance the network load between MBS and PBS.Then,we present a cooperative Resource block and Power Allocation Scheme(coRPAS)based on DCRE.The objective of coRPAS is to decrease interference caused by MBS and Macrocell User Equipments,by which we can expand regions of Picocell User Equipments.Simulation results demonstrate the superiority of our method through comparing with other existing methods.展开更多
Microsoft Word 篇注:适用 Word 2000/2003平台Q:如何快速给 Word 中的文字设置上下标?A:选中需设置上下标的文字,然后按下键盘上的组合键Ctrl+Shift++,就可将快速将文字设为上标,当再攻按下该组合键时,则会重新将文字恢复到原始状态;...Microsoft Word 篇注:适用 Word 2000/2003平台Q:如何快速给 Word 中的文字设置上下标?A:选中需设置上下标的文字,然后按下键盘上的组合键Ctrl+Shift++,就可将快速将文字设为上标,当再攻按下该组合键时,则会重新将文字恢复到原始状态;而按下组合键Ctrl++时,则可以将文字设为下标,同样再按一次也会恢复到原始状态。展开更多
基金supported in part by the National Natural Science Foundation of China（61172051,61302070,61202071, 61302072） the Fundamental Research Funds for the Central Universities （N110804003,N120804002,N120404001, N120604001）+1 种基金 the Program for New Century Excellent Talents in University（NCET-120102） the Specialized Research Fund for the Doctoral Program of Higher Education （20120042120049）
文摘Deploying Picocell Base Station(PBS) throughout a Macrocell is a promising solution for capacity improvement in the next generation wireless networks.However,the strong received power from Macrocell Base Station(MBS) makes the areas of Picocell narrow and limits the gain of cell splitting.In this paper,we firstly propose a Dynamic Cell Range Expansion(DCRE) strategy.By expanding the coverage of the cell,we aim to balance the network load between MBS and PBS.Then,we present a cooperative Resource block and Power Allocation Scheme(coRPAS)based on DCRE.The objective of coRPAS is to decrease interference caused by MBS and Macrocell User Equipments,by which we can expand regions of Picocell User Equipments.Simulation results demonstrate the superiority of our method through comparing with other existing methods.
文摘Microsoft Word 篇注:适用 Word 2000/2003平台Q:如何快速给 Word 中的文字设置上下标?A:选中需设置上下标的文字,然后按下键盘上的组合键Ctrl+Shift++,就可将快速将文字设为上标,当再攻按下该组合键时,则会重新将文字恢复到原始状态;而按下组合键Ctrl++时,则可以将文字设为下标,同样再按一次也会恢复到原始状态。
