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Wireless Radio Frequency

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См. также в других словарях:

  • Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… …   Wikipedia

  • Radio frequency engineering — is the analysis and design of circuits at frequencies where transmission lines are comparable to the wavelength. It includes the study of amplifiers, oscillators, mixers, demodulators (including PLLs) and antennas. This is relevant to… …   Wikipedia

  • Radio Frequency Identification — Die Neutralität dieses Artikels oder Abschnitts ist umstritten. Eine Begründung steht auf der Diskussionsseite. siehe: Abwahl Lesenswert Februar 2007 …   Deutsch Wikipedia

  • Amateur radio frequency bands in India — Amateur radio or ham radio is a hobby that is practised by over 16,000 licenced users in India.cite news|url=http://www.tribuneindia.com/2005/20050304/nation.htm#10|title=Government to promote amateur radio|last=Ramchandran|first=Ramesh|date=2005 …   Wikipedia

  • Wireless Identity Theft — is described as The act of compromising an individual s personally identifying information using wireless (radio frequency) mechanics. (read an article from The University of Massachusetts titled: Vulnerabilities in First Generation RFID enabled… …   Wikipedia

  • Amateur radio frequency allocations — Amateur radio frequency allocation is done by national telecommunications authorities. Globally, the ITU oversees how much radio spectrum is set aside for amateur radio transmissions. Radio amateurs use a variety of transmission modes, including… …   Wikipedia

  • Wireless energy transfer — or wireless power is the transmission of electrical energy from a power source to an electrical load without artificial interconnecting conductors. Wireless transmission is useful in cases where interconnecting wires are inconvenient, hazardous,… …   Wikipedia

  • Radio — is the transmission of signals, by modulation of electromagnetic waves with frequencies below those of visible light.Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of… …   Wikipedia

  • Wireless — communication is the transfer of information over a distance without the use of electrical conductors or wires . [citeweb|title=Wireless Communication|url=http://www.sintef.no/content/page1 11881.aspx|publisher=sintef.no|accessdate=2008 03 16]… …   Wikipedia

  • Wireless USB — is a short range, high bandwidth wireless radio communication protocol created by the Wireless USB Promoter Group. Wireless USB is sometimes abbreviated as WUSB , although the USB Implementers Forum discourages this practice and instead prefers… …   Wikipedia

  • Radio propagation — is a term used to explain how radio waves behave when they are transmitted, or are propagated from one point on the Earth to another. [ H. P. Westman et al, (ed), Reference Data for Radio Engineers, Fifth Edition , 1968, Howard W. Sams and Co.,… …   Wikipedia

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