Spectrum Sensing Method, Apparatus, and System
AssigneeHuawei Technologies Co., Ltd.
InventorsJing Qiu, Qian Zhang
Life of this patent
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Abstract
A method for performing spectrum sensing by using correlation between channels, to reduce the sensing time and increase the throughput while satisfying requirements for sensing accuracy is provided. The method according to the embodiments of the present invention includes: obtaining correlation information between target channels; obtaining a spectrum sensing result of at least one of the target channels; and determining a sensing result of another target channel according to the spectrum sensing result of the at least one of the target channels and the correlation information between the target channels.
Claims22
A spectrum sensing method comprising:
- obtaining correlation information between target channels;
- obtaining a spectrum sensing result of at least one of the target channels;
- and
- determining a sensing result of another target channel according to the spectrum sensing result of the at least one of the target channels and the correlation information between the target channels.
A node in a spectrum sensing system comprising:
- a measurement fusing module configured to obtain correlation information between target channels;
- a spectrum sensing module configured to obtain a spectrum sensing result of at least one of the target channels;
- and
- a measurement analyzing module configured to determine a sensing result of another target channel according to the spectrum sensing result of the at least one of the target channels and the correlation information between the target channels.
A spectrum sensing system comprising:
- a measurement fusing node configured to obtain correlation between target channels;
- and
- a sensing node configured to obtain correlation information between the target channels from the measurement fusing node, perform channel sensing for at least one of the target channels, predict a state of another target channel according to a sensing result and the correlation information between the target channels, and determine a sensing result of the another target channel.
Dependencies are inferred from the claim text.