Location and Ranging Process of TOA Algorithm Based on CSS Technology

In the application system of Internet of things, it is widely used in wireless network node location information and positioning. According to the principle and strategy of wireless network node positioning, this paper classifies various wireless network node positioning methods, and expounds and explains the principles of various common positioning systems and technologies under the topology environment of wireless network and wireless local area network. Node location in wireless network is a process in which nodes determine the location information of other nodes in the network according to the location information of a few known nodes in the network through location technology algorithm and strategy. This paper analyzes the characteristics and performance of positioning technology based on signal strength in wireless network, and explains the application of positioning algorithm in wireless network.