# US 2019/0174257 A1 · Method, device and communication system for processing common search area > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2019/0174257 A1 - Document ID: US20190174257A1 - Status: Published application - Kind: A1 - Application number: 16/200,265 - Filed: 2018-11-26 - Published: 2019-06-06 - Earliest claimed: 2012-09-28 - Assignees: Huawei Technologies Co., Ltd. - Applicants: Huawei Technologies Co., Ltd. - Inventors: Yuanjie LI; Zhenfei TANG - Web page: https://patentgrep.com/patent/US20190174257A1 ## CPC - H04W 4/021: Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences - H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals} - H04W 72/04: Wireless resource allocation - H04W 72/21: in the uplink direction of a wireless link, i.e. towards the network - H04W 72/52: based on load - H04L 5/0094: {Indication of how sub-channels of the path are allocated} - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) ## Abstract A method, a device and a communication system for processing a common search area are provided. 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. ## Claims ### Claim 1 A method for processing a common search area by a user equipment device (UE), comprising: receiving first resource indication information about a first common search area, wherein the first resource indication information is carried in a physical broadcast channel (PBCH) or radio resource control (RRC) signaling; receiving second resource indication information about a second common search area wherein the second resource indication information is carried in RRC signaling; determining according to the first resource indication information, a location of the first common search area; determining according to the second resource indication information, a location of the second common search area; and wherein the first common search area carries at least one type of control signaling, and the second common search area carries a type of control signaling different from the at least one type of control signaling in the first common search area. ### Claim 2 (depends on 1) The method according to claim 1, wherein the at least one type of control signaling in the first common search area comprises signaling for scheduling a system message; wherein the type of control signaling in the second common search area comprises at least one type of: signaling for scheduling random access signaling, signaling for scheduling a paging message, or power control signaling. ### Claim 3 (depends on 1) The method according to claim 1, wherein the types of control signaling carried in the first common area and in the second common area comprises signaling for scheduling a system message, signaling for scheduling random access signaling, signaling for scheduling a paging message and power control signaling. ### Claim 4 (depends on 1) The method according to claim 1, wherein the first resource indication information comprises at least one of: bandwidth resource information, a number of a physical resource block (PRB) occupied by the first common search area, or a location of the first common search area. ### Claim 5 (depends on 1) The method according to claim 1, wherein the second resource indication information comprises location information of a physical resource block (PRB) occupied by the second common search area. ### Claim 6 (depends on 1) The method according to claim 1, wherein the first common search area and the second common search area locate at a same carrier. ### Claim 7 A user equipment device (UE), comprising: a receiver and a processor coupled with the receiver; wherein the receiver is configured to cooperate with the processor to receive first resource indication information about a first common search area, wherein the first resource indication information is carried in a physical broadcast channel (PBCH) or radio resource control (RRC) signaling; the receiver is further configured to cooperate with the processor to receive second resource indication information about a second common search area, wherein the second resource indication information is carried in RRC signaling; the processor is configured to determine according to the first resource indication information, a location of the first common search area; and determine according to the second resource indication information, a location of the second common search area; wherein the first common search area carries at least one type of control signaling, and the second common search area carries a type of control signaling different from the at least one type of control signaling in the first common search area. ### Claim 8 (depends on 7) The UE according to claim 7, wherein the at least one type of control signaling in the first common search area comprises signaling for scheduling a system message; wherein the type of control signaling in the second common search area comprises at least one type of signaling for scheduling random access signaling, signaling for scheduling a paging message, or power control signaling. ### Claim 9 (depends on 7) The UE according to claim 7, wherein the types of control signaling carried in the first common area and in the second common area comprises signaling for scheduling a system message, signaling for scheduling random access signaling, signaling for scheduling a paging message and power control signaling. ### Claim 10 (depends on 7) The UE according to claim 7, wherein the first resource indication information comprises at least one of: bandwidth resource information, a number of a physical resource block (PRB) occupied by the first common search area, or a location of the first common search area. ### Claim 11 (depends on 7) The UE according to claim 7, wherein the second resource indication information comprises location information of a physical resource block (PRB) occupied by the second common search area. ### Claim 12 (depends on 7) The UE according to claim 7, wherein the first common search area and the second common search area locate at a same carrier. ### Claim 13 A non-transitory computer-readable medium, having computer-executable instructions stored thereon, which when executed cause a computer to perform operations including: receiving first resource indication information about a first common search area, wherein the first resource indication information is carried in a physical broadcast channel (PBCH) or radio resource control (RRC) signaling; receiving second resource indication information about a second common search area, wherein the second resource indication information is carried in RRC; determining according to the first resource indication information, a location of the first common search area; and determining according to the second resource indication information, a location of the second common search area; wherein the first common search area carries at least one type of control signaling, and the second common search area carries a type of control signaling different from the at least one type of control signaling in the first common search area. ### Claim 14 (depends on 13) The medium according to claim 13, wherein the at least one type of control signaling in the first common search area comprises signaling for scheduling a system message; wherein the type of control signaling in the second common search area comprises at least one type of: signaling for scheduling random access signaling, signaling for scheduling a paging message, or power control signaling. ### Claim 15 (depends on 13) The medium according to claim 13, wherein the types of control signaling carried in the first common area and in the second common area comprises signaling for scheduling a system message, signaling for scheduling random access signaling, signaling for scheduling a paging message and power control signaling. ### Claim 16 (depends on 13) The medium according to claim 13, wherein the first resource indication information comprises at least one of: bandwidth resource information, a number of a physical resource block (PRB) occupied by the first common search area, or a location of the first common search area. ### Claim 17 (depends on 13) The medium according to claim 13, wherein the second resource indication information comprises location information of a physical resource block (PRB) occupied by the second common search area. ### Claim 18 (depends on 13) The medium according to claim 13, wherein the first common search area and the second common search area locate at a same carrier.