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Representatives of Google and Microsoft urged the FCC to...

Representatives of Google and Microsoft urged the FCC to adopt technical rules permitting the use of three 801.11af channels in the 600 MHz band following the TV incentive auction, in a series of meetings with commission officials. The companies elaborated…

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on their arguments in an ex parte filing in docket 12-268. The companies urged that the rules allow the operation of Mode 1 and 2 personal/portable unlicensed devices in the duplex gap, the lower guard band and Channel 37, the filing said (http://bit.ly/1uEzbyS). They argued that a database should be allowed to determine unlicensed device operation based on the device’s location-accuracy capabilities so devices with better accuracy can operate in appropriate locations, rather than preserving the current rule, which mandates that all devices establish location within +/- 50 meters. Unlicensed systems should be allowed to determine areas where devices can operate in the broadcast band using both the database and sensing, Google and Microsoft said.