FCC的决定受到多家电视台的反对(PDF版的请愿书),他们担心空闲频道的使用可能会干扰电视信号以及使用了相同波段的在线歌手。
FCC's decision was contested by the TV broadcasters (Petition as PDF) who fear using the freed channels would interfered with TV signals and live singers who are using the same wave Spaces.
空白频谱是有意留出的空闲电视频道,其目的是防止现有电视台之间信号干扰。
White Spaces are TV channels intentionally left unused to avoid interference between existing TV stations.
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