FIELD: radio engineering, communication.
SUBSTANCE: invention relates to converting transmitting-receiving modules (CTRM), and can be used in radar and communication systems for operation in the digital antenna arrays (DAA). Converting transmitting-receiving module of digital antenna array comprises a transmission channel with a series-connected inverter, which receives the signal of the local oscillator with power amplifier, the output of which is connected to the first shoulder of the first transmitting and receiving switch on a ferrite circulator, the second shoulder of which is connected to the module input-output, and receiving channel with connected in series the first transmitting and receiving switch on a ferrite circulator, the third shoulder of which is connected to the input of the low noise amplifier whose output is connected to an input of the frequency converter. At that, this module is made as a multi-channel module, wherein the integrated multi-channel power splitter which sets a oscillator signal to the heterodyne input channels is built-in.
EFFECT: simple design, high reliability and reducing the number of links in the DAA distribution systems.
2 cl, 2 dwg
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Authors
Dates
2017-02-28—Published
2015-10-22—Filed