THE ROLE OF PACKET RADIO IN DIGITAL RADIO

Abstract

Depending on the purpose and range of radio communication, radio communication is divided into international and internal radio communication lines. Internal radio communication lines are divided into trunk (between the center of the republic and the centers of the regions) and zonal (within regions and districts) types of communication. Radio communication lines are included in the country's unified automated communication system. Radio communication services differ in purpose, range, structure, etc. In particular, it is divided into ground-based and space radiocommunications (space radiocommunications include radiocommunications using one or more artificial satellites or other space objects), fixed (between specified points) and mobile (between mobile and stationary radio stations or mobile radio stations); radio broadcasting and television.

Radio communications are communications carried out by means of radiocommunications between two or more points or moving objects (spacecraft, aircraft, ships, automobiles, etc.). Radio waves of all ranges are used for radiocommunications