Communications jamming — In telecommunication, the term communications jamming (COMJAM) has the following meanings: The portion of electronic jamming that is directed against communications circuits and systems. The prevention of successful radio communications by the… … Wikipedia
Jamming — may mean:*Techniques to limit the effectiveness of an opponent s communications and/or detection equipment. **Radio jamming **Radar jamming **Mobile phone jammer *Jamming (physics), an apparent changes of state, such as a granular medium suddenly … Wikipedia
Communications Act of 1934 — The Communications Act of 1934 is a United States federal law, enacted as Public Law Number 416, Act of June 19, 1934, ch. 652, 48 Stat. 1064, by the 73rd Congress, signed by President Franklin D. Roosevelt, codified as Chapter 5 of Title 47 of… … Wikipedia
jamming — ▪ electronics in electronics, broadcasting a strong signal that overrides or obscures a target signal. Jamming of radio and television stations broadcasting from beyond borders may be carried out by a country that does not wish its citizens … Universalium
Communications in North Korea — Based on the limited information available in the early 1990s about the country s telecommunications network, telephone services – an estimated 30,000 telephones in 1985 – mainly were available at government offices, factories, cooperatives, and… … Wikipedia
jamming — Electronic or mechanical interference that may disrupt the display of aircraft on radar or the transmission or reception of radio communication or radio navigation signals. Radar, communications equipment, and navigational aids can be jammed.… … Aviation dictionary
Radio jamming — is the (usually deliberate) transmission of radio signals that disrupt communications by decreasing the signal to noise ratio. Unintentional jamming occurs when an operator transmits on a busy frequency without checking that it is in use first,… … Wikipedia
2002 New Hampshire Senate election phone jamming scandal — Phonegate redirects here. For other scandals with this name, see List of scandals with gate suffix. Elections in New Hampshire … Wikipedia
Radio jamming in Korea — Radio jamming on the Korean Peninsula makes the border region one of the world s busiest places for radio signals. MW jamming is dominant in the Korean Metropolitan area including Seoul and the DMZ (the border area between South and North Korea) … Wikipedia
Barrage jamming — Barrage jamming: jamming accomplished by transmitting a band of frequencies that is large with respect to the bandwidth of a single emitter. Barrage jamming may be accomplished by presetting multiple jammers on adjacent frequencies, by using a… … Wikipedia
Culture Jamming — Le culture jamming, que l on peut traduire en français par « détournement culturel », est l acte de transformer un média de masse existant afin de le dénoncer, en usant de la même méthode de communication utilisée par ce média. C est… … Wikipédia en Français