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UNDERWATER SENSOR NETWORKS AND METHOD OF CELL CONFIGURATION AND FREQUENCY ALLOCATION IN UNDERWATER CELLULAR NETWORKS

机译:水下传感器网络以及水下细胞网络中的细胞配置和频率分配方法

摘要

Disclosed are an underwater sensor network and a cell configuration and frequency allocation method thereof capable of improving network throughput and delay performance. In the cell configuration and frequency allocation method of an underwater sensor network according to an embodiment of the present invention, in the cell configuration and frequency allocation method of an underwater sensor network including a plurality of underwater base stations and a plurality of sensor nodes, the first among the plurality of underwater base stations 1 broadcasting, by the underwater base station, a first request frame by the number of repetitions set at a predetermined first time interval; Measuring, by a sensor node receiving the first request frame, a received signal strength of the first request frame, and comparing the received signal strength with a threshold value; And when the received signal strength of the first request frame is less than the threshold value, the sensor node registers the first underwater base station that has transmitted the first request frame as a candidate underwater base station, and the first of the plurality of underwater base stations And setting a first reception timer to receive a request frame transmitted from an underwater base station other than the underwater base station.
机译:公开了一种能够提高网络吞吐量和延迟性能的水下传感器网络及其小区配置和频率分配方法。在根据本发明实施例的水下传感器网络的小区配置和频率分配方法中,在包括多个水下基站和多个传感器节点的水下传感器网络的小区配置和频率分配方法中,首先,在多个水下基站1中,由水下基站广播以规定的第一时间间隔设定的重复次数的第一请求帧。通过接收第一请求帧的传感器节点测量第一请求帧的接收信号强度,并将接收信号强度与阈值进行比较;并且当第一请求帧的接收信号强度小于阈值时,传感器节点将已经发送了第一请求帧的第一水下基站注册为候选水下基站,并将多个水下基站中的第一个注册为候选水下基站。站并设置第一接收定时器以接收从水下基站而不是水下基站发送的请求帧。

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