Spectrum management apparatus and method, apparatus and method for base station side and user device side
First Claim
1. A spectrum management apparatus, comprising:
- circuitry configured toacquire spectrum utilization information of at least one wireless communication system on a predetermined frequency band;
determine, according to the spectrum utilization information, spectrum utilization efficiency of a corresponding wireless communication system; and
adjust, based on the spectrum utilization efficiency, spectrum sensing parameters of the corresponding wireless communication system on the predetermined frequency band, whereinthe spectrum sensing parameters comprise at least one of the following;
an energy detection threshold for spectrum sensing, time duration for spectrum sensing, or a judgment criterion of spectrum sensing in the case of distributed spectrum sensing, and the circuitry is further configured toacquire information indicating an identifier of each cell in the wireless communication system,determine whether a cell in an active state and a cell failing to be activated are systems of the same type based on the information indicating the identifier of each cell in the wireless communication system, andadjust the spectrum sensing parameters in response to the circuitry determining that a cell in the active state and the cell failing to be activated are systems of the same type.
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Abstract
The present disclosure provides a spectrum management apparatus and method, as well as an apparatus and method for base station side and user device side of a wireless communication system. The spectrum management apparatus includes: an acquiring unit, configured to acquire spectrum utilization information of at least one wireless communication system on a predetermined frequency band; a determining unit, configured to determine, according to the spectrum utilization information, spectrum utilization efficiency of a corresponding wireless communication system; and an adjusting unit, configured to adjust, based on the spectrum utilization efficiency, spectrum sensing parameters of the corresponding wireless communication system on the predetermined frequency band.
5 Citations
12 Claims
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1. A spectrum management apparatus, comprising:
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circuitry configured to acquire spectrum utilization information of at least one wireless communication system on a predetermined frequency band; determine, according to the spectrum utilization information, spectrum utilization efficiency of a corresponding wireless communication system; and adjust, based on the spectrum utilization efficiency, spectrum sensing parameters of the corresponding wireless communication system on the predetermined frequency band, wherein the spectrum sensing parameters comprise at least one of the following;
an energy detection threshold for spectrum sensing, time duration for spectrum sensing, or a judgment criterion of spectrum sensing in the case of distributed spectrum sensing, and the circuitry is further configured toacquire information indicating an identifier of each cell in the wireless communication system, determine whether a cell in an active state and a cell failing to be activated are systems of the same type based on the information indicating the identifier of each cell in the wireless communication system, and adjust the spectrum sensing parameters in response to the circuitry determining that a cell in the active state and the cell failing to be activated are systems of the same type. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. An apparatus comprising:
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processing circuitry for user device side of a wireless communication system, the processing circuitry configured to receive an instruction of corresponding spectrum sensing parameters from a base station, and perform spectrum sensing accordingly, perform the spectrum sensing according to the spectrum sensing parameters in response to the instruction, and transmit a result of the spectrum sensing to the base station; and base station circuitry configured to transmit spectrum utilization information of a cell, of the wireless communication system, served by the base station on a predetermined frequency band to a spectrum management apparatus, the use of the predetermined frequency band by the cell being based on the spectrum sensing performed by the processing circuitry of the user device, and receive a change in spectrum sensing parameters of the wireless communication system from the spectrum management apparatus, wherein the change in spectrum sensing parameters being changed based on spectrum utilization efficiency of the wireless communication system determined according to the spectrum utilization information.
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Specification