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When a racon receives a radar pulse, it responds with a signal on the same frequency which puts an image on the radar display. This takes the form of a short line of dots and dashes forming a Morse character radiating away from the location of the beacon on the normal plan position indicator radar display. The length of the line usually corresponds to the equivalent of a few nautical miles on ...
Do you want to know which countries produce the most mobile phone brands? This Wikipedia page provides a comprehensive list of mobile phone brands by country, with links to their official websites and brief introductions. You can also compare the list with other Wikipedia lists of symbols, people, episodes, broadcasters, and law firms by different criteria.
A sensitive compartmented information facility ( SCIF / skɪf / ), in United States military, national security/national defense and intelligence parlance, is an enclosed area within a building that is used to process sensitive compartmented information (SCI) types of classified information . SCIFs can be either permanent or temporary and can ...
Country codes constitute the international telephone numbering plan. They are used only when dialing a telephone number in a country or world region other than the caller's. Country codes are dialed before the national telephone number, but require at least one additional prefix, the international call prefix which is an exit code from the national numbering plan to the international one. In ...
Brand awareness is the extent to which customers are able to recall or recognize a brand under different conditions. [1] Brand awareness is one of two dimensions from brand knowledge, an associative network memory model. [2] It is a key consideration in consumer behavior, advertising management, and brand management. The consumer's ability to recognize or recall a brand is central to ...
Mobile security, or mobile device security, is the protection of smartphones, tablets, and laptops from threats associated with wireless computing. [1] It has become increasingly important in mobile computing. The security of personal and business information now stored on smartphones is of particular concern. [2]
Near-field communication ( NFC) is a set of communication protocols that enables communication between two electronic devices over a distance of 4 centimetres (1.6 in) or less. [1] NFC offers a low-speed connection through a simple setup that can be used for the bootstrapping of capable wireless connections. [2] Like other proximity card technologies, NFC is based on inductive coupling between ...
Fairphone is a Dutch electronics manufacturer that designs and produces smartphones and headphones. It aims to minimise the ethical and environmental impact of its devices by using recycled, fairtrade and conflict-free materials, maintaining fair labor conditions throughout its workforce and suppliers, and enabling users to easily repair their devices through modular design and by providing ...