In intelligent peripheral subsystem, Radio Frequency Front Modules include linear power amplifier, low noise amplifier and detection control circuit.

智能天线子系统中，射频前端模块包括线性功率放大器，低噪放大器，检测控制电路。

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Aim: To explore the effect of radio frequency identification (RFID) technology used in the area of drug security control.

前言：目的：探讨无线射频识别技术在药品安全监管领域的应用与作用。

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The frequency hopping system based on software radio, DSP is used to generate quasi-stochastic sequence and control the output frequency of DDS to construct required hopping maps.

跳频方案采用软件无线电技术，采用DSP作为伪码发生器，控制DDS输出频率，得到相应的跳频图案。

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Weighing in at less than 9 ounces, it can control a component from as far away as 33 feet, and with an optional radio frequency receiver, it can control components in more than one room from farther away.

FORBES: True Remote Control

ADS-B promises to make air traffic control easier, cheaper and in many ways safer by allowing planes to transmit their locations by radio frequency instead of depending on towers to use radar to track and coordinate them.

FORBES: Next-Gen Air Traffic Control Vulnerable To Hackers Spoofing Planes Out Of Thin Air