Wireless communication investigations involve the study; analysis; and experimentation of various aspects of transmitting and receiving information without physical connections. This field encompasses a wide range of technologies and applications; including radio waves; microwaves; and infrared signals; used in devices like smartphones; Wi-Fi routers; and satellite communication systems. Researchers and engineers in wireless communication delve into signal propagation; modulation techniques; coding schemes; and protocols to enhance data transfer efficiency; minimize interference; and extend communication range. This work is critical in ensuring seamless connectivity in diverse environments; such as urban areas; remote locations; and even specialized settings like aircraft interiors. In the context of aircraft; wireless communication investigations focus on developing and optimizing systems that provide reliable connectivity to passengers and crew during flights. This involves addressing challenges like signal attenuation due to the aircraft's metal structure; ensuring uninterrupted coverage throughout the cabin; and adhering to safety and interference regulations. By conducting thorough wireless communication investigations; experts can advance the capabilities of wireless technologies; leading to improved connectivity experiences for both everyday users and specialized settings like aircraft; thereby shaping the future of global communication networks.