"Cognitive radio" Essays and Research Papers

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    Radio Advertising

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    Radio advertising would be impossible without the radio. Radio waves were discovered and studied by Heinrich Hertz in 1867 (Schoenherr‚ 2001). Guglielmo Marconi invented a transmitter in 1894 and formed the first wireless telegraph and signal company in 1897 (Schoenherr‚ 2001). Reginald Fessenden of Canada invented the continuous-wave voice transmitter and sold it to Westinghouse in 1910. Several amateurs began to broadcast information from music to news over the airwaves as soon as crystal radio

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    Radio Waves

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    Radio Waves In the modern society‚ radio is the most widely used medium of broadcasting and electronic communication : it plays a major role in many areas such as public safety‚ industrial manufacturing‚ processing‚ agriculture‚ transportation‚ entertainment‚ national defense‚ space travel‚ overseas communication‚ news reporting and weather forecasting. In radio broadcasts‚ they use the radio waves which can be both microwaves and longer radio waves. These are transmitted in two ways: amplitude

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    Radio Documentary

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    Unit 53: Radio Documentary Production Assignment: Treatment and First Draft of Script. Tutor: Wil McDermott Date of Issue: 24/10/2014 Submission Date: 14/11/2014 Brief IV: Yes Date: 14/11/2014 Assignment Title: You are to write a one-page treatment and a first draft of the script you hope to turn into a radio documentary. You must also include a report on the production of this work. Learning Outcomes To Be Achieved: Outcome Assessment Criteria 1.1. LO 2: Be able to develop scripts for radio documentaries

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    Radio waves and Microwaves Radio communications Radio waves are used to broadcast radio or television signals from transmitters‚ which are then converted into electrical signals with an aerial (which is made out of metal to absorb the radio waves) so you can hear and see them. When done so the aerial converts this wave into an electrical signal (because of the electromagnetic waves energy exciting particles in the aerial and causing them to oscillate/vibrate and thus create an electrical current)

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    Radio In The 1940's

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    programming‚ to advertising‚ to broadcast laws‚ etc. Beginning when the first radio station‚ KDKA‚ signed on in 1920 ‚ it was quickly being picked up as a new emerging form of mass media. By the mid-20’s radios themselves were better and easier to use‚ and by 1930‚ were being purchased by the millions. Radio not only survived but thrived through the great depression. This would only be the beginning of its journey of change. Radio‚ like many other mass media‚ has continued to evolve to meet the constantly

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    Radio Movie Analysis

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    us‚ eyes will light up as we enter‚ voices will celebrate with us whenever we come into our own power…” Radio is a dramatic and uplifting movie that is based on the true life story of James Robert Kennedy (aka Radio)‚ a mentally retarded African-American‚ who spends his days pushing a shopping cart around the streets of Anderson‚ a sleepy town in South Carolina‚ collecting junk and old radios. It features an emotional story

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    Radio One

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    Radio One INC. This case involves an expansion of Radio One Inc. The company is evaluating several stations that are currently available due to a divesture that Clear Channel was required to complete. Radio One’s strategy is to be the number one urban- oriented music‚ entertainment‚ and information to African-American in as many major markets possible. With this opportunity Radio One can acquire an additional 12 stations in areas they have not been able to search before. The results of the expansion

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    Radio Entertainment In 1920s "Video Killed the Radio Star" is the debut song of The Buggles released September 7th 1979 but‚ did not make an impression on the general public until its release as the debut video on MTV at 12:01 August 1st 1981‚ almost 100 years after the invention of radio. Henirich Hertz‚ a German Physicist‚ created the foundation of radio in 1886 by proving that electric waves could be transmitted and received without the need of a physical medium (Spiker 2). Nokolai Tesla expanded

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    Radio Atlanta History

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    In the mid-1960’s British teenagers had little to listen to on the radio; the UK government felt radio was such a powerful mass communication medium that it should be placed under state control (2)‚ so the British Broadcasting Corporation (BBC) was formed and was the only radio allowed to be broadcast. BBC radio would air very little pop music due to so-called ‘needletime restrictions’‚ which were put in place to ease fears that if recorded music became popular then live music would disappear (1)

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    Radio Broadcasting as Ict

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    (December 2010) | Long wave radio broadcasting station‚ Motala‚ Sweden Broadcasting tower in Trondheim‚ Norway Radio broadcasting is a one-way wireless transmission over radio waves intended to reach a wide audience. Stations can be linked in radio networks to broadcast a common radio format‚ either in broadcast syndication or simulcast or both. Audio broadcasting also can be done via cable radio‚ local wire television networks‚ satellite radio‚ and internet radio via streaming media on the Internet

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