A Mixed-signal Load-Pull System for Base-station Applications
Simplified schematic of the phase coherent mixed-signal active load-pull setup. Time-segmented RF waves for multiple input power (upper plot) and load termination control (lower plot)
Simplified schematic of the phase coherent mixed-signal active load-pull setup. Time-segmented RF waves for multiple input power (upper plot) and load termination control (lower plot)
mutual interference model of multiple ISAC base stations, which consists of communication and radar sensing related interference. Moreover, we propose a joint optimization algo. ithm (JOA) to solve the
The capabilities of active load-pull are extended to be compatible with the characterization requirements of high-power base-station applications. The proposed.
A multi-operator Macro-Micro scenario (as in TR 25.942 chapter 5.3.2) was investigated whereas the power level at the Micro BS receivers, based on the signals transmitted from the Ues connected to a
Multichannel digital-to-analog converters (DACs), analog-to-digital converters (ADCs), temperature sensors, and current sensors, as well as single-chip integrated solutions, are being applied in base
The R&S SMU or R&S SMBV generator is configured to generate a signal with a combination of two GSM signals, a 3GPP WCDMA signal and a LTE signal using an ARB file.
There are a number of transmitter characteristics and the test measurements covered in standards as well, such as output power, output power dynamics, transmit on / off power, transmit
Base stations use RF power amplifiers (radio-frequency power amplifiers) to transmit and receive signals.
If an adjacent base-station transmission (UTRA or LTE) is detected under certain conditions, the maximum allowed Home base-station output power is reduced in proportion to how weak the
In this work we describe the hardware and signal conditioning of the proposed setup.
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