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Microsoft resurrects TV white spaces as a solution for US rural broadband

Over seven years of research and lobbying have gone into the effort to harness the white spaces in sub-1 GHz TV spectrum, for wireless broadband. Most deployments, however, have been in remote areas in emerging economies, but Microsoft is now seeking to trigger adoption in the US. Microsoft was joined by Google, Dell and others in pushing the TV white spaces (TVWS) technology, and the US was the first country to open up the spectrum for wireless. However, real world deployments have been limited – even though some of the work on spectrum sharing and geolocation databases laid the groundwork for the 3.5 GHz CBRS system in the US, which has greater potential commercial impact because the spectrum is more…

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