white space device

white space device

Any fixed or mobile device that uses the frequencies in the unused white spaces bands. See TV white spaces.
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Instead, the white space device (WSD) should learn spectrum availability at its current location from an authorized database [4].
1, the white space device (WSD) should transmit its signal by opportunistically utilizing TVWS in order to avoid causing harmful interference to licensed DTV signal receivers.
The spectrum sensing phenomenon where the interfering devices try to detect the presence of protected services transmitting in each of the potentially available channels was incorporated in the model by inclusion of detection threshold and the selection of operating frequency of the white space device. The simulator model uses an effective algorithm to detect the presence or the absence of a protected service's transmission.
A scenario was set up involving a single victim link and several white space devices. The interferers were set as cognitive radios and the parameters of the victim and the interfering links were adjusted appropriately.
The FCC also approved its first white space device, the Koos Technical Services (KTS) Agility White Space Radio, near the end of 2011; shortly thereafter, it approved another white space device from Adaptrum.
([dagger]) White space device is an FCC-certified wireless device that can be used in the RF spectrum below 700 MHz.
4.1 Protection Ratios: White Space Device Emission into Terrestrial Broadcast Television
Tech companies had been developing "white space devices"--electronics that send and receive data in white space--and were eager to get them in use.
The commission plans to devote one UHF band in each market for use by white space devices and wireless mics.
First, the devices permitted to operate should be "white space" devices, capable of the same agility and context awareness, database or otherwise, used by white space devices. This will make sure that the baseline channels are integrated with the white space channels and can expand and contract as local conditions permit and demand.
The FCC said it will "closely oversee and monitor the introduction of TV white space devices," although that might mean so much red tape that they never come to market.
Comments are due to the FCC in September on proposed changes to agency rules relating to preserving one vacant channel in the TV UHF band for use by white space devices and wireless mics.