Communication method not based on base station

Satellite vs. Terrestrial Communication: A

Explore the key differences between satellite and terrestrial communication systems, including coverage, latency, cost, and signal quality. Understand their
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Terrestrial networks may not be optimal for serving drones, due to their antennas being down-tilted to optimize coverage on the ground. A HIBS-based network can provide connectivity from the ground
How Mobile Communication Works: A Complete Guide

Mobile communication is the process of transmitting voice, data, or multimedia between two devices that are not physically connected, typically over
RTK and the Federal Communications Commission (FCC)

It is certainly possible to perform a differential survey in which the position of the base station is either unknown or based on an assumed coordinate at the time
Cellular systems: multiple access and interference management

r communication: multiple access and interference management. The first issue addresses how the overall resource (time, frequency, and space) of the system is shared by the users in the same cell
9.0 Communications

Although RF systems are typically used for low-rate space communication, recent developments in FSO communications have made it a compelling alternative to RF systems,
Global Differential GPS Positioning without Using a Base Station

Both code and phase based data processing methods have been presented to facilitate high precision point positioning using precise GPS orbit and clock correction data.
Guide for the Selection of Communication Equipment for

Since the communication equipment available to emergency first responders today does not use optical transmission methods, only radio frequency (RF) equipment will be considered here.
How Does Wireless Communication Work? | How

Discover how wireless networks operate, from cell towers to spectrum, ensuring seamless communication for calls, texts, and data across devices.