# US 11,122,568 B2 · Communication method utilizing at least two pieces of target sub-configuration information and a co-location rule > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,122,568 B2 - Document ID: US11122568B2 - Status: Granted - Kind: B2 - Application number: 16/522,181 - Filed: 2019-07-25 - Published: 2019-11-14 - Granted: 2021-09-14 - Earliest claimed: 2017-01-25 - Assignees: Huawei Technologies Co., Ltd. - Applicants: Huawei Technologies Co., Ltd. - Inventors: Zhe Chen; Zhe Jin; Chenwan Li; Weiliang Zhang - Web page: https://patentgrep.com/patent/US11122568B2 ## CPC - H04L 5/0048: {Allocation of pilot signals, i.e. of signals known to the receiver (allocation of control signalling H04L5/0053; use of control signalling H04L5/0091)} - H04L 5/0069: {Allocation based on distance or geographical location} - H04L 5/0094: {Indication of how sub-channels of the path are allocated} - H04W 64/00: Locating users or terminals {or network equipment} for network management purposes, e.g. mobility management - H04W 72/0453: Resources in frequency domain, e.g. a carrier in FDMA - H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal - H04L 5/0023: {Time-frequency-space} - H04L 27/2602: {Signal structure} - H04L 67/12: specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract A communication method includes: determining, by a network side device, at least two pieces of target sub-configuration information according to a co-location rule, where at least two target signals corresponding to the at least two pieces of target sub-configuration information are quasi co-located; and sending, by the network side device, the at least two pieces of target sub-configuration information to the terminal device according to the co-location rule. ## Claims ### Claim 1 A communication method, comprising: determining, by a network side device, whether at least two signals are quasi co-located; determining, by the network side device, based on whether the at least two signals are quasi co-located, a manner of sending configuration information to a terminal device, wherein: in case the at least two signals are not quasi co-located, the determined manner of sending configuration information to the terminal device includes separately adding sub-configuration information to at least two pieces of configuration information and separately sending the at least two pieces of configuration information to the terminal device; and in case the at least two signals are quasi co-located, the determined manner of sending configuration information to the terminal device includes sending one piece of configuration information to the terminal device, wherein the one piece of configuration information includes at least two pieces of sub-configuration information corresponding to the at least two signals; and sending, by the network side device, the configuration information to the terminal device according to the determined manner of sending the configuration information to the terminal device. ### Claim 2 (depends on 1) The method according to claim 1, wherein the at least two pieces of sub-configuration information comprise quasi co-location identifier (ID) fields, wherein values of quasi co-location ID fields comprised in the at least two pieces of sub-configuration information being the same indicates that the at least two signals corresponding to the at least two pieces of sub-configuration information are quasi co-located. ### Claim 3 (depends on 1) The method according to claim 1, wherein the at least two signals are positioning reference signals. ### Claim 4 A communication method, comprising: receiving, by a terminal device, configuration information from a network side device; and determining, by the terminal device, whether at least two signals are quasi co-located based on a manner in which the configuration information was received, wherein: the at least two signals are determined as not being quasi co-located in case the configuration information is received as at least two separate pieces of configuration information from the network side device, wherein the at least two separate pieces of configuration information have sub-configuration information added thereto; and the at least two signals are determined as being quasi co-located in case the configuration information is received as one piece of configuration information comprising at least two pieces of sub-configuration information corresponding to the at least two signals. ### Claim 5 (depends on 4) The method according to claim 4, wherein the at least two pieces of sub-configuration information comprise quasi co-location identifier (ID) fields, wherein values of quasi co-location ID fields comprised in the at least two pieces of sub-configuration information being the same indicates that, the at least two target signals corresponding to the at least two pieces of sub-configuration information are quasi co-located. ### Claim 6 (depends on 4) The method according to claim 4, wherein the method further comprises: determining, by the terminal device, a signal processing result based on the at least two signals; and sending, by the terminal device, the signal processing result to the network side device. ### Claim 7 (depends on 4) The method according to claim 4, wherein the at least two signals are positioning reference signals. ### Claim 8 A communication device, comprising a processor and a non-transitory memory having instructions stored thereon, wherein the instructions, when executed by the processor, facilitate: determining whether at least two signals are quasi co-located; determining, based on whether the at least two signals are quasi co-located, a manner of sending configuration information to a terminal device, wherein: in case the at least two signals are not quasi co-located, the determined manner of sending configuration information to the terminal device includes separately adding sub-configuration information to at least two pieces of configuration information and separately sending the at least two pieces of configuration information to the terminal device; and in case the at least two signals are quasi co-located, the determined manner of sending configuration information to the terminal device includes sending one piece of configuration information to the terminal device, wherein the one piece of configuration information includes at least two pieces of sub-configuration information corresponding to the at least two signals; and sending the configuration information to the terminal device according to the determined manner of sending the configuration information to the terminal device. ### Claim 9 (depends on 8) The communication device according to claim 8, wherein the at least two pieces of sub-configuration information comprise quasi co-location identifier (ID) fields, wherein values of quasi co-location ID fields comprised in the at least two pieces of sub-configuration information being the same indicates that the at least two signals corresponding to the at least two pieces of sub-configuration information are quasi co-located. ### Claim 10 (depends on 8) The communication device according claim 8, wherein the at least two signals are positioning reference signals. ### Claim 11 A communication device, comprising a processor and a non-transitory memory having instructions stored thereon, wherein the instructions, when executed by the processor, facilitate: receiving configuration information from a network side device; and determining whether at least two signals are quasi co-located based on a manner in which the configuration information was received, wherein: the at least two signals are determined as not being quasi co-located in case the configuration information is received as at least two separate pieces of configuration information from the network side device, wherein the at least two separate pieces of configuration information have sub-configuration information added thereto; and the at least two signals are determined as being quasi co-located in case the configuration information is received as one piece of configuration information comprising at least two pieces of sub-configuration information corresponding to the at least two signals. ### Claim 12 (depends on 11) The communication device according to claim 11, wherein the at least two pieces of sub-configuration information comprise quasi co-location identifier (ID) fields, wherein values of quasi co-location ID fields comprised in the at least two pieces of sub-configuration information being the same indicates that the at least two signals corresponding to the at least two pieces of sub-configuration information are quasi co-located. ### Claim 13 (depends on 11) The communication device according to claim 11, wherein the instructions, when executed by the processor, further facilitate: determining a signal processing result based on the at least two signals; and sending the signal processing result to the network side device. ### Claim 14 (depends on 11) The communication device according to claim 11, wherein the at least two signals are positioning reference signals.