air defense identification zone

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air defense identification zone (ADIZ)

The area of airspace over land or water, extending upward from the surface, within which the ready identification, the location, and the control of aircraft are required in the interest of national security. Boundaries of ADIZ are shown on charts as double dotted lines. The delimiting line is not shown when it coincides with an international boundary, projection line, or other linear features.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
References in periodicals archive ?
Air defence identification zones are early warning systems that help countries to detect incursions into their airspace.
The Koreans, for example, are likely to announce their own newly expanded air defence identification zone in response to China's play and this is likely to also overlap with Japan's airspace.
China's narrow corridor has become a concern for pilots after it constituted the Air Defence Identification Zone, which covers most of the East China Sea.
TOKYO (TAP) - The US remains "deeply concerned" about China's new air defence identification zone (ADIZ), Vice-President Joe Biden said as he began a tour of East Asia.
Beijing -- China seemed to be having its way after it scrambled fighter jets to investigate US and Japanese airplanes that entered its new air defence identification zone in the East China Sea, Chinese media reported on Sunday.
Japan's two major airlines had previously said they had been submitting flight plans to Chinese authorities for any plane that was due to pass through the area, a key demand Beijing set out on Saturday when it said it had established an Air Defence Identification Zone (ADIZ).
The United States has sharply criticized China's move to impose new rules on airspace over islands at the heart of a territorial dispute with Japan, calling it a "destabilising attempt to alter the status quo in the region." China's government-run Xinhua news agency published coordinates for a newly established "East China Sea Air Defence Identification Zone," which covers most of that sea and includes the skies over the disputed islands, Al-Jazeera reported.
China drew condemnation from Japan and the United States in 2013 when it imposed an Air Defence Identification Zone (ADIZ) in the East China Sea, in which aircraft are supposed to identify themselves to Chinese authorities.
The missiles were fired from a region south of the capital Pyongyang just after noon local time (0300 GMT) and flew about 1,000 km (600 miles), hitting Japan's air defence identification zone, the South's Office of the Joint Chiefs of Staff said.
Harris also expressed concern at China's declaration of an "air defence identification zone" over the East China Sea, including over islands disputed with Japan.
Investors seemed little moved in early exchanges by news that two US B-52 bombers flew over a disputed area of the East China Sea without telling Beijing, in a challenge China's bid to create an expanded air defence identification zone.

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