DISTRIBUTED RADIO SYSTEM FOR COMBINING LEGACY ANALOG BASE STATION SIGNALS WITH PACKETIZED MID-HAUL SIGNALS OF MULTIPLE OPERATORS AND PRIVATE NETWORKS
A distributed radio system has one or more distributed radio processors that processes analog RF signals from a plurality of legacy base station transceivers (BTSs) as well as packetized digital mid-haul data (such as 7.2x data packets) from one or more baseband units. The system digitizes the RF si...
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Zusammenfassung: | A distributed radio system has one or more distributed radio processors that processes analog RF signals from a plurality of legacy base station transceivers (BTSs) as well as packetized digital mid-haul data (such as 7.2x data packets) from one or more baseband units. The system digitizes the RF signals and provides baseband frequency offsets to the I/Q time domain data processed from the digital mid-haul data such that each incoming signal is assigned a unique carrier baseband frequency offset so that none of the signals interferes with another. The digital signals are summed and transmitted to one or more remote units. For the uplink, the process is reversed. A supervisor module provides the offset frequencies to the relevant digital baseband signals. |
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