Frequency spectrum allocation method, device and system
View Patent ↗Disclosed are a frequency spectrum allocation method, device and system, so that a specific frequency spectrum allocation solution is provided for an application scenario of a multi-operator/perception system sharing a frequency spectrum. The method comprises: receiving first system throughputs which are reported by servers belonging to different operators and are determined by the servers on each frequency spectrum reference unit, wherein an available frequency spectrum is divided into a plurality of frequency spectrum reference units; and for each frequency spectrum reference unit, according to the first system throughput which is reported by the server of each operator on the frequency spectrum reference unit, allocating the frequency spectrum reference unit to the operator of which the value of the first system throughput is the maximum, thereby improving the usage efficiency of the available frequency spectrum.
1. A frequency spectrum allocation method, the method comprising:
receiving first system throughputs, reported by servers of different operators and determined by the servers on each frequency spectrum reference unit, wherein an available frequency spectrum is divided into a number of frequency spectrum reference units; and
for each frequency spectrum reference unit, allocating the frequency spectrum reference unit to an operator with a largest value of the first system throughput according to the first system throughputs reported by the servers of the respective operators on the frequency spectrum reference unit.
2. The method according to claim 1 , wherein the method further comprises:
re-dividing the frequency spectrum reference units, and notifying the updated frequency spectrum reference units to the servers of the different operators, so that the servers report first system throughputs determined on each updated frequency spectrum reference unit.
3. The method according to claim 2 , wherein the re-dividing the frequency spectrum reference units comprises:
if the available frequency spectrum is changed, then re-dividing the available frequency spectrum into frequency spectrum reference units at an original granularity for dividing an available frequency spectrum into frequency spectrum reference units; or
if the granularity for dividing an available frequency spectrum into frequency spectrum reference units is changed, then re-dividing the available frequency spectrum into frequency spectrum reference units at the updated granularity; or
if both the available frequency spectrum and the granularity for dividing an available frequency spectrum into frequency spectrum reference units are changed, then re-dividing the available frequency spectrum into frequency spectrum reference units at the updated granularity.
4. A spectrum allocation method, the method comprising:
receiving second system throughputs, reported by respective served base stations, determined by the base stations on each frequency spectrum reference unit, wherein an available frequency spectrum is divided into a number of frequency spectrum reference units;
for each frequency spectrum reference unit, integrating the second system throughputs, reported by the respective base stations and determined on the frequency spectrum reference unit, and determining a result of integration as a first system throughput corresponding to the frequency spectrum reference unit; and
reporting the determined first system throughput corresponding to each frequency spectrum reference unit to a frequency spectrum allocation apparatus.
5. The method according to claim 4 , wherein the determining, by each of the base stations, the second system throughput on each frequency spectrum reference unit comprises:
receiving, by the base station, channel qualities measured by respective terminals on each Physical Resource Block, PRB, of each frequency spectrum reference unit, wherein the base station configures a common pilot signal on each PRB of each frequency spectrum reference unit, and the channel quality measured on each PRB of each frequency spectrum reference unit is a channel quality measured by each terminal using the common pilot signal on the PRB;
performing, by the base station, simulated resource scheduling on each terminal, and determining a corresponding channel quality on a PRB allocated simulatively to each terminal from the received channel qualities according to a resource allocation result of simulated resource scheduling; and
determining, by the base station, a corresponding system throughput on the PRB allocated simulatively to each terminal according to a corresponding relationship between a channel quality and a system throughput, and determining the determined system throughputs corresponding to the PRBs belonging to the respective frequency spectrum reference units as the second system throughputs of the respective frequency spectrum reference units.
6. The method according to claim 5 , wherein the method further comprises:
after updated frequency spectrum reference units notified by the frequency spectrum allocation apparatus are received, notifying the updated frequency spectrum reference units to the respective served base stations, so that the base stations report second system throughputs determined on each updated frequency spectrum reference unit.
7. The method according to claim 4 , wherein the method further comprises:
after updated frequency spectrum reference units notified by the frequency spectrum allocation apparatus are received, notifying the updated frequency spectrum reference units to the respective served base stations, so that the base stations report second system throughputs determined on each updated frequency spectrum reference unit.
8. A frequency spectrum allocation apparatus, comprising:
a transceiver configured to receive first system throughputs, reported by servers of different operators, determined by the servers on each frequency spectrum reference unit, wherein an available frequency spectrum is divided into a number of frequency spectrum reference units; and
at least one processor coupled with the transceiver, the at least one processor configured, for each frequency spectrum reference unit, to allocate the frequency spectrum reference unit to an operator with a largest value of the first system throughput according to the first system throughputs reported by the servers of the respective operators on the frequency spectrum reference unit.
9. The apparatus according to claim 8 , wherein the at least one processor s further configured to:
re-divide the frequency spectrum reference units, and to notify the updated frequency spectrum reference units to the servers of the different operators, so that the servers report first system throughputs determined on each updated frequency spectrum reference unit.
10. The apparatus according to claim 9 , wherein the at least one processor is configured to:
if the available frequency spectrum is changed, re-divide the available frequency spectrum into frequency spectrum reference units at an original granularity for dividing an available frequency spectrum into frequency spectrum reference units; or
if the granularity for dividing an available frequency spectrum into frequency spectrum reference units is changed, re-divide the available frequency spectrum into frequency spectrum reference units at the updated granularity; or
if both the available frequency spectrum and the granularity for dividing an available frequency spectrum into frequency spectrum reference units are changed, re-divide the available frequency spectrum into frequency spectrum reference units at the updated granularity.
11. A server of an operator, the server comprising:
a transceiver configured to receive second system throughputs, reported by respective base stations served by the server and determined by the base stations on each frequency spectrum reference unit, wherein an available frequency spectrum is divided into a number of frequency spectrum reference units;
at least one processor coupled with the transceiver, the at least one processor configured, for each frequency spectrum reference unit, to integrate the second system throughputs, reported by the respective base stations and determined on the frequency spectrum reference unit, and to determine a result of integration as a first system throughput corresponding to the frequency spectrum reference unit; and
the transceiver is further configured to report the determined first system throughput corresponding to each frequency spectrum reference unit to a frequency spectrum allocation apparatus.
12. The server according to claim 11 , wherein the transceiver is further configured to:
receive updated frequency spectrum reference units notified by the frequency spectrum allocation apparatus; and
notify the updated frequency spectrum reference units to the respective base stations served by the server, so that the base stations report second system throughputs determined on each updated frequency spectrum reference unit.