By Admin / 30 Aug 22 / 0 Comments List of IEEE 802.11 Standards For the IEEE802.11 protocol in WiFi, a large number of data queries are conducted, and the historical development is summarized as follows. The following summary is not a comprehensive and detailed record, but a description of the protocols currently used in the market. IEEE 802.11, established i... Read More By Admin / 29 Aug 22 / 0 Comments IEEE 802.11 protocol family members Since the Second World War, wireless communication has been given more attention because of its military application, which significantly improved the limitations of information transmission in the environment. Since then, wireless communication has been developing, but it lacks a wide range of c... Read More By Admin / 26 Aug 22 / 0 Comments Noise in The Channel An optical fibre is a wired channel for transmitting optical signals. We call the unwanted electrical signals in the channel “noise The noise in the communication system is superimposed on the signal. When there is no transmission signal, there is also noise in the communication system. ... Read More By Admin / 25 Aug 22 / 0 Comments What is The Channel and Their Types [Explained] The channel is a communication device connecting the transmitting end and the receiving end, and its function is to transmit signals from the transmitting end to the receiving end. According to different transmission media, channels can be divided into two categories: wireless channels and wired ... Read More By Admin / 24 Aug 22 / 0 Comments Communication System Model In this article I’m going to talk about Communication System Model in details include their 5 parts, (1) Source coding and decoding, (2) Encoding and decoding of channels, (3) Encryption and decryption, (4) Digital modulation and demodulation, (5) Synchronization. Let’s dive deep̷... Read More By Admin / 23 Aug 22 / 0 Comments Classification of Communication Systems 1. Communication business classification According to different types of communication services, communication systems can be divided into telegraph communication systems, telephone communication systems, data communication systems, and image communication systems. Because the telephone communica... Read More << < Previous 30313233343536 Next > >> Page 33 / 78