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The National Association of Manufacturers said in a filing at the...

The National Association of Manufacturers said in a filing at the FCC that TV white spaces should be opened for use by unlicensed devices but only with protections for other users of the spectrum. These include a registration requirement…

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for high-power devices, a power limit of up to 4 watts for fixed and mobile systems and a requirement that all devices have sensing capability. NAM said the controls it’s requesting are similar to those sought by Motorola. The association noted that private land mobile operators use TV channels 14-20 in areas and that wireless microphones are often used in industrial facilities.