Energy-efficiency-based cell selection method for multilevel heterogeneous network
A cell selection, heterogeneous network technology, applied in the direction of network traffic/resource management, energy consumption reduction, advanced technology, etc., can solve the problems of incomplete utilization of low-power base stations, different downlink transmit power, and unbalanced load.
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[0038] The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
[0039] figure 1 It is a schematic diagram of a multi-layer heterogeneous cellular network in an embodiment of the present invention. The multi-layer heterogeneous network with full-frequency multiplexing includes a macrocell base station and several small cell base stations, which together form a base station set β={BS 1 , BS 2 , BS 3 ,...,BS N}, each base station has a unique serial number N={1, 2, 3, ..., N}. All base stations work in Open Access Mode, a certain number of users are randomly distributed in the area, and all users have the right to access any base station BS n . Each user can only occupy one transmission resource of one base station for transmission.
[0040] figure 2 The general flow chart of this method, it can be seen from the figure that this method mainly includes five steps, and the specific process of each st...
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Abstract
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