This report delves into the realm of wireless networking technologies, commencing with an in-depth analysis of antenna technologies. It categorizes antennas based on radiation patterns (directional and omnidirectional) and operational principles (aperture, monopole, dipole, and traveling wave). The report then examines multiplexing techniques, specifically CDMA and FDMA, highlighting their roles in channel access and their application in mobile and wireless communications. Furthermore, it explores the latest advancements in wireless technologies, including 5G mobile networks, GPS, Wi-Fi, Bluetooth, and satellite communication. The report discusses the advantages and disadvantages of each technology, emphasizing the increasing reliance on wireless communication in modern devices and systems, with a particular focus on the future dominance of cellular antennas in mobile applications.