A model stands by a Sony's "Bravia" 4K TV during an event unveiling new 4K products in Tokyo Tuesday, April 15, 2014. (AP Photo/Koji Sasahara)
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The World Cup will showcase the latest in TV technology that industry leaders hope will usher in a new era in sports broadcasting.Developed in 2003 by the technical research division of Japanese national broadcaster NHK, ultrahigh definition, also known as 4K, delivers more nuance and detail than high definition TV.Ultrahigh-definition displays have 8 million pixels, four times the number of pixels for high-definition TVs, making it ideal for sports broadcasting.In addition to the World Cup film, one match from the round of 16, one quarterfinal match and the final will be produced in ultrahigh definition.A 55-inch ultrahigh-definition TV in Japan sells for about $3,400, while a high-definition TV costs about $600 .
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