ACTIVE DISTRIBUTED ANTENNA SYSTEM FOR A MULTIPLE RANDOM RADIO ACCESS OF THE DIAMETRIC HIGH-FREQUENCY BAND

FIELD: antenna equipment.SUBSTANCE: invention relates to the equipment of active antennas for multiple random radio access systems. Active distributed antenna system comprises N frequency groups of receiving antenna elements different for different frequency receiving groups connected to the inputs of the corresponding unsteerable wideband receiving radio modules, different for different receiving frequency groups, while the input / output of each radio module connected to a high-speed data transmission bus, to which are connected a frequency and reception timing block, and a processing processor of received digital signals of the baseband, additionally connected to the local networks multiplexer of the reception center, one of the inputs / outputs of which is connected to a dedicated high-speed signal and data transmission channel between the receiving and transmitting radio centers; N frequency groups of transmitting antenna elements different for different frequency transmitting groups connected to the inputs of the corresponding unsteerable wideband transmitting radio modules for different transmitting frequency groups, wherein the input / output of each radio module is connected to a high-speed data transmission bus, to which the frequency and reception timing block, and the processor for generating transmitting digital signals of the baseband additionally connected to the multiplexer of the local network of the transmitting center, one of which inputs / outputs is connected to a dedicated high-speed signal and data transmission channel between the receiving and transmitting radio centers.EFFECT: technical results are the use of an active distributed antenna system for organizing the multiple random radio access in the decametric high-frequency band and increasing the overlap factor of the service band.1 cl, 3 dwg Изобретение относится к технике активных антенн для систем множественного случайного радиодоступа. Техническими результатами являются использование активной распределенной антенной системы для организации множественного случайного радиодоступа в диапазоне ДКМВ и увеличение коэффициента перекрытия рабочей полосы частот. Активная распределенная антенная система содержит N частотных групп приемных антенных элементов, различных для разных частотных приемных групп, соединенных со входами соответствующих неперестраиваемых широкополосных приемных радиомодулей, различных для разных приемных частотных групп, при этом вход/выход каждого радиомодуля по