Electronic method for digitally capturing and retransmitting RF signals
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Digital Radio Frequency Memory (DRFM) is an electronic method for digitally capturing and retransmitting RF signals. DRFM systems are typically used in radar jamming, although applications in cellular communications are becoming more common.
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DigitalRadioFrequencyMemory (DRFM) is an electronic method for digitally capturing and retransmitting RF signals. DRFM systems are typically used in...
systems. A frequency synthesizer may use the techniques of frequency multiplication, frequency division, direct digital synthesis, frequency mixing, and...
system (LWS), chaff and flare management, dispensing system and digitalradiofrequencymemory (DRFM)-based jamming system, which are already deployed with...
manoeuvres and on state-of-the-art technologies such as DRFM (DigitalRadioFrequencyMemory) signal processing." Quote: "According to DGA, Areos provides...
capabilities. Selex ES has developed a self-contained expendable DigitalRadioFrequencyMemory (DRFM) jammer for fast jet aircraft known as BriteCloud which...
any aircraft flying behind the jammer with a block of noise. Digitalradiofrequencymemory, or DRFM jamming, or Repeater jamming is a repeater technique...
countermeasures and electronic counter-countermeasure capabilities, digitalradiofrequencymemory based jamming and deception capabilities. The Tejas Mark 1A...
is used with an antenna. The antenna intercepts radio waves (electromagnetic waves of radiofrequency) and converts them to tiny alternating currents...
multiple carriers, orthogonal frequency-division multiplexing (OFDM), is used in WiFi networks, digitalradio stations and digital cable television transmission...
Semiconductor memory is a digital electronic semiconductor device used for digital data storage, such as computer memory. It typically refers to devices...
electronic countermeasures system (ECM) that uses a digitalradiofrequencymemory (DRFM) and a digitalfrequency techniques generator to jam multiple airborne...
(also referred to as a radio scanner) is a radio receiver that can automatically tune, or scan, two or more discrete frequencies, stopping when it finds...
Secure Digital, officially abbreviated as SD, is a proprietary, non-volatile, flash memory card format the SD Association (SDA) developed for use in portable...
operators. Like other amateur radiofrequency allocations, an IP range of 44.0.0.0/8 was provided in 1981 for Amateur RadioDigital Communications (a generic...
is typically stored on a compact disc (CD), Digital Versatile Disc (DVD), Blu-ray Disc (BD), flash memory, microdrive, SD cards or hard drive; most earlier...
frequency, so that quartz clocks and watches are at least an order of magnitude more accurate than mechanical clocks. Generally, some form of digital...
A programmable read-only memory (PROM) is a form of digitalmemory where the contents can be changed once after manufacture of the device. The data is...
which gives free radio, spectrum allocation and global availability. The possible choices of wireless transmission media are radiofrequency (RF), optical...
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