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Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...
Emergency locator beacon. An emergency locator beacon is a radio beacon, a portable battery powered radio transmitter, used to locate airplanes, vessels, and persons in distress and in need of immediate rescue. Various types of emergency locator beacons are carried by aircraft, ships, vehicles, hikers and cross-country skiers.
Direction finding antenna near the city of Lucerne, Switzerland. Direction finding (DF), or radio direction finding (RDF), is the use of radio waves to determine the direction to a radio source. The source may be a cooperating radio transmitter or may be an inadvertant source, a naturally-occurring radio source, or an illicit or enemy system.
Currently location awareness is applied to design innovative process controls, and is integral to ubiquitous and wearable computing. On mobile devices, location aware search can prioritize results that are close to the device. Conversely, the device location can be disclosed to others, at some cost to the bearer's privacy. [19]
The W3C Geolocation API is an effort by the World Wide Web Consortium (W3C) to standardize an interface to retrieve the geographical location information for a client-side device. [3] It defines a set of objects, ECMAScript standard compliant, that executing in the client application give the client's device location through the consulting of ...
A common example of a moving map display today is the map display on a smart phone or tablet screen, with an app using GPS to determine the device's current position and display it on map data from the device's internal storage or from the Internet in real time. This use of phones and tablets has expanded very rapidly for navigation in car ...
Enable location settings on iOS devices AOL delivers info like news, weather, sports and search results to you based on your location. To get these personalized features, first turn on the location settings for your device , then allow the AOL app or a mobile browser (like Safari or Chrome) access to your current location.
Find My Device locates and traces missing Android-powered smartphones, tablets, and Wear OS-powered smartwatches, as well as headphones/earphones.Users have options to play a sound at maximum volume for 5 minutes, secure the device & force it to sign out of its associated Google Account, or erase the device entirely, including sensitive cards such as keys and IDs in Wallet.