Abstract
The invention provides a method a device and a communication system for processing a common search area. The method includes: acquiring resource indication information about a first common search area of a control channel or resource indication information about a first common search area and resource indication information about at least one second common search area; and determining according to the resource indication information about the first common search area or the resource indication information about the first common search area and the resource indication information about at least one second common search area a location of the first common search area or locations of the first common search area and at least one second common search area.
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5G | 25/12/2017 | ISLD-201711-019 | HUAWEI |
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Specification Information
Specification Information
Technologies
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WO2014047906A1 | 5G,4G,3G | 25/12/2017 | ISLD-201711-019 | HUAWEI | Yes | Basis Patent | ||||
CN103843431A | 5G | 25/12/2017 | ISLD-201711-019 | HUAWEI |
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EP2903369A4 | 5G | 25/12/2017 | ISLD-201711-019 | HUAWEI |
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US9848294B2 | 5G | 25/12/2017 | ISLD-201711-019 | HUAWEI |
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US2018103345A1 | 5G | 25/12/2017 | ISLD-201711-019 | HUAWEI |
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Claim
1. A method for processing a common search area, comprising:
acquiring, by a user equipment (UE), resource indication information about a first common search area of a control channel; determining, by the UE, according to the resource indication information about the first common search area, a location of the first common search area.
2. The method for processing the common search area according to claim 1, wherein the resource indication information about the first common search area comprises: bandwidth resource information, a number of a physical resource block (PRB) occupied by the first common search area and an initial location of the first common search area;
wherein the bandwidth resource information is a bandwidth of a carrier; or, a predefined fixed value; or, bandwidth resource information notified through broadcast information or higher layer signaling or physical layer signaling; wherein the number of the PRB occupied by the first common search area is a number of the PRB occupied by a common search area, wherein the number of the PRB occupied by the common search area is notified through broadcast information or higher layer signaling or physical layer signaling; or, a predefined parameter; and wherein the initial location of the first common search area is a predefined location; or, an initial location of a common search area determined by a cell identifier; or, an initial location of a common search area notified through broadcast information or higher layer signaling or physical layer signaling.
3. The method for processing the common search area according to claim 2, wherein the first common search area is distributed on the bandwidth resource information with an equal interval, a number of a physical resource block (PRB) in the interval is
N
=
?
N
RB
BW
M
-
1
?
,
wherein the NRB BW is the bandwidth resource information which is denoted with the number of the PRB, and the M is the number of the PRB occupied by the first common search area.
4. The method for processing the common search area according to claim 1, wherein the resource indication information about the first common search area comprises: a physical resource block (PRB) interval occupied by the first common search area and an initial location of the first common search area;
wherein the initial location of the first common search area is a predefined location; or, an initial location of a common search area notified through broadcast information or higher layer signaling or physical layer signaling; or, an initial location of a common search area determined according to a cell identifier; and wherein the PRB interval occupied by the first common search area is a predefined fixed value; or, a PRB interval which is occupied by a common search area and notified through broadcast information or higher layer signaling or physical layer signaling; or, a PRB interval which is occupied by a common search area and determined by the initial location of the first common search area.
5. The method for processing the common search area according to claim 1, wherein the resource indication information about the first common search area comprises: a resource indication value, a NRB step and an interval currently used by a base station;
wherein the resource indication value is a resource indication value notified through broadcast information or higher layer signaling or physical layer signaling; wherein the NRB step is a NRB step notified through broadcast information or higher layer signaling or physical layer signaling; or, a NRB step determined according to a cell identifier; or, a predefined fixed value; and wherein the interval currently used by the base station is an interval which is currently used by the base station and notified through broadcast information or higher layer signaling or physical layer signaling; or, an interval which is currently used by the base station and determined according to the cell identifier; or, a predefined interval.
6. The method for processing the common search area according to claim 1, wherein the resource indication information about the first common search area is a resource indication information notified through a broadcast message or higher layer signaling or physical layer signaling, the resource indication information is acquired by a base station by adopting a bitmap indicating manner, and the resource indication information comprises a location index of a physical resource block where the location of the first common search area is located.
7. A user equipment (UE), comprising a processor and a memory having processor-executable instructions stored therein, wherein when executing the processor-executable instructions, the processor is configured to:
acquire resource indication information about a first common search area of a control channel; and determine, according to the resource indication information about the first common search area, a location of the first common search area.
8. The UE according to claim 7, wherein the resource indication information about the first common search area acquired by the processor comprises: bandwidth resource information, a number of a physical resource block (PRB) occupied by the first common search area and an initial location of the first common search area;
wherein the bandwidth resource information is a bandwidth of a carrier; or, a predefined fixed value; or, bandwidth resource information notified through broadcast information or higher layer signaling or physical layer signaling; wherein the number of the PRB occupied by the first common search area is a number of the PRB occupied by a common search area, wherein the number of the PRB occupied by the common search area is notified through broadcast information or higher layer signaling or physical layer signaling; or, a predefined parameter; and wherein the initial location of the first common search area is a predefined location; or, an initial location of a common search area determined by a cell identifier; or, an initial location of a common search area notified through broadcast information or higher layer signaling or physical layer signaling.
9. The UE according to claim 7, wherein the resource indication information about the first common search area acquired by the processor comprises: a physical resource block (PRB) interval occupied by the first common search area and an initial location of the first common search area;
wherein the initial location of the first common search area is a predefined location; or, an initial location of a common search area notified through broadcast information or higher layer signaling or physical layer signaling; or, an initial location of a common search area determined according to a cell identifier; and wherein the PRB interval occupied by the first common search area is a predefined fixed value; or, a PRB interval which is occupied by a common search area and notified through broadcast information or higher layer signaling or physical layer signaling; or, a PRB interval which is occupied by a common search area and determined by the initial location of the first common search area.
10. The UE according to claim 7, wherein the resource indication information about the first common search area acquired by the processor comprises: a resource indication value, a NRB step and an interval currently used by a base station;
wherein the resource indication value is a resource indication value notified through broadcast information or higher layer signaling or physical layer signaling; wherein the NRB step is a NRB step notified through broadcast information or higher layer signaling or physical layer signaling; or, a NRB step determined according to a cell identifier; or, a predefined fixed value; and wherein the interval currently used by the base station is an interval which is currently used by the base station and notified through broadcast information or higher layer signaling or physical layer signaling; or, an interval which is currently used by the base station and determined according to the cell identifier; or, a predefined interval.
11. The UE according to claim 7, wherein the resource indication information about the first common search area acquired by the processor is resource indication information notified through a broadcast message or higher layer signaling or physical layer signaling, and the resource indication information is acquired by a base station by adopting a bitmap indicating manner.
12. A base station, wherein the base station comprises a processor, a transmitter and a memory having processor-executable instructions stored therein, wherein when executing the processor-executable instructions,
the processor is configured to determine a location of a first common search area of a control channel; and the transmitter is configured to send to a user equipment (UE) resource indication information corresponding to the location of the first common search area.
13. The base station for processing the common search area according to claim 12, wherein the resource indication information corresponding to the location of the first common search area comprises: a bandwidth of a carrier, a number of a physical resource block (PRB) occupied by the first common search area and an initial location of the first common search area.
14. The base station for processing the common search area according to claim 12, wherein the resource indication information corresponding to the location of the first common search area comprises: a PRB interval occupied by the first common search area and/or an initial location of the first common search area.
15. The base station for processing the common search area according to claim 12, wherein the resource indication information corresponding to the location of the first common search area comprises a resource indication value corresponding to the location of the first common search area.
16. The base station for processing the common search area according to claim 12, wherein the resource indication information corresponding to the location of the first common search area comprises a resource indication value and a NRB step which correspond to the location of the first common search area.
17. The base station for processing the common search area according to claim 12, wherein the resource indication information corresponding to the location of the first common search area comprises a resource indication value and a currently used interval which correspond to the location of the first common search area.
18. The base station for processing the common search area according to claim 12, wherein the resource indication information corresponding to the location of the first common search area comprises a resource indication value, a NRB step and a currently used interval which correspond to the location of the first common search area.
19. The device for processing the common search area according to claim 12, wherein the resource indication information corresponding to the location of the first common search area comprises: a location index of a physical resource block where the location of the first common search area is located.
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The information in blue was extracted from the third parties (Standard Setting Organisation, Espacenet)
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Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.
Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.
Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.
Family member:related patents or applications that share a common priority or original filing.