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Microsoft Urges FCC to Keep Current Rules on Narrowband White Spaces Devices

Microsoft urged the FCC to retain its current rules for narrowband TV white spaces devices (WSD), which allow for “a once daily database recheck interval and allows a narrowband WSD device that is temporarily unable to contact the database to…

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continue operations until 11:59 PM the following day.” That requirement has been in place for six years “without any reported incidents of harmful interference,” said a filing posted Tuesday in docket 14-165: Compared with other devices, “the risk of harmful interference from narrowband WSDs is even more remote. These low power devices can only operate in areas with three contiguous White Spaces channels, limiting their operations to less populated areas where multiple channels are necessarily available for other operations.”