# US 2021/0345285 A1 · Method and Device for User Equipment Positioning > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0345285 A1 - Document ID: US20210345285A1 - Status: Published application - Kind: A1 - Application number: 17/284,217 - Filed: 2019-05-05 - Published: 2021-11-04 - Earliest claimed: 2018-10-11 - Assignees: Huawei Technologies Co., Ltd. - Applicants: Huawei Technologies Co., Ltd. - Inventors: Nathan Edward Tenny; Philippe Reininger - Web page: https://patentgrep.com/patent/US20210345285A1 ## CPC - G01S 5/04: Position of source determined by a plurality of spaced direction-finders - H04W 64/00: Locating users or terminals {or network equipment} for network management purposes, e.g. mobility management - G01S 5/02213: {Receivers arranged in a network for determining the position of a transmitter} - H04L 67/10: in which an application is distributed across nodes in the network (software deployment G06F8/60; multiprogramming arrangements G06F9/46) - H04W 24/10: Scheduling measurement reports {; Arrangements for measurement reports} - G01S 5/0009: {Transmission of position information to remote stations (involving assistance data G01S5/0236)} - G01S 5/0236: {Assistance data, e.g. base station almanac} - G01S: RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - 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, device and system are provided for a user equipment positioning. In an embodiment, a central device of a radio access network (RAN) node, which comprises the central device and at least two distributed devices, receives positioning measurement request information from a location management function (LMF) device. The central device separately sends uplink signal configuration information to a first distributed device and a second distributed device of the at least two distributed devices in application protocol signaling The first and two distributed devices measure an uplink signal sent from a user equipment, and the two distributed devices separately sends a uplink signal measurement result in an application protocol signaling to the central device. The central device sends a positioning measurement result comprising the two uplink signal measurement results to the LMF device. ## Claims ### Claim at position 1 -32. (canceled) ### Claim 33 A method for positioning by a central device of a radio access network (RAN) node, comprising: receiving, by the central device, positioning measurement request information from a location management function (LMF) device, wherein the RAN node comprises the central device and at least two distributed devices; sending, by the central device, uplink signal configuration information to a first distributed device and a second distributed device of the at least two distributed devices, wherein the uplink signal configuration information is sent to a first distributed device through a first application protocol signaling and the uplink signal configuration information is sent to a second distributed device through a second application protocol signaling; receiving, by the central device, a positioning measurement report comprising a first uplink signal measurement report from the first distributed device though a third application protocol signaling and a second uplink signal measurement report from the second distributed device through a fourth application protocol signaling; and sending, by the central device, the positioning measurement report to the LMF device. ### Claim 34 (depends on 33) The method according to claim 33, wherein the first uplink signal measurement report comprises a first angle of arrival (AoA) measurement result of an uplink signal sent from the use equipment; and the second uplink signal measurement report comprises a second AoA measurement result of the uplink signal sent from the use equipment. ### Claim 35 (depends on 33) The method according to claim 33, wherein the central device hosting a radio resource control layer of the RAN node, the at least two distributed devices hosting a physical layer of the RAN node. ### Claim 36 (depends on 33) The method according to claim 33, wherein the uplink signal comprises a sounding reference signal. ### Claim 37 (depends on 33) The method according to claim 33, wherein the first application protocol signaling, second application protocol signaling, third application protocol signaling, and fourth application protocol signaling respectively comprise a F1 interface application protocol (F1AP) signaling, the F1 interface being an interface between the central device and each of the at least two distributed devices. ### Claim 38 (depends on 33) The method according to claim 33, wherein the first distributed device is a serving distributed device of the user equipment, and the second distributed device is a non-serving distributed device of the user equipment. ### Claim 39 (depends on 38) The method according to claim 38, further comprising: sending, by the central device, the uplink signal configuration information in a radio resource control (RRC) message to the user equipment through the first distributed device. ### Claim 40 (depends on 38) The method according to claim 38, further comprising: sending, by the central device, a first uplink signal measurement indication in a fifth application protocol signaling to the first distributed device, wherein the second application protocol signaling further comprises a second uplink signal measurement indication. ### Claim 41 (depends on 4) The method according to claim 4o, wherein the fifth application protocol signaling further comprises a first transaction identity, the second application protocol signaling further comprises a second transaction identity; the third application protocol signaling further comprises the first transaction identity, and the first uplink signal measurement report is associated with the first transaction identity; and the fourth application protocol signaling further comprises the second transaction identity, the second uplink signal measurement report is associated with the second transaction identity. ### Claim 42 (depends on 33) The method according to claim 33, wherein the first distributed device and the second distributed device are serving distributed devices of the user equipment. ### Claim 43 (depends on 42) The method according to claim 42, further comprising: sending, by the central device, a first uplink signal measurement indication in a sixth application protocol signaling to the first distributed device; and sending, by the central device, a second uplink signal measurement indication in a seventh application protocol signaling to the second distributed device. ### Claim 44 (depends on 43) The method according to claim 43, wherein the sixth application protocol signaling further comprises a first transaction identity, the seventh application protocol signaling further comprises a second transaction identity; the third application protocol signaling further comprises the first transaction identity, and the first uplink signal measurement report is associated with the first transaction identity; and the fourth application protocol signaling further comprises the second transaction identity, the second uplink signal measurement report is associated with the second transaction identity. ### Claim 45 (depends on 33) The method according to claim 33, wherein the first distributed device and the second distributed device are non-serving distributed devices of the user equipment. ### Claim 46 (depends on 45) The method according to claim 45, further comprising: sending, by the central device, the uplink signal configuration in a RRC message to the user equipment through a third distributed device of the at least two distributed devices, the third distributed device being a serving distributed device of the user equipment. ### Claim 47 (depends on 45) The method according to claim 45, wherein the first application protocol signaling further comprises a first transaction identity, the second application protocol signaling further comprises a second transaction identity; the third application protocol signaling further comprises the first transaction identity, and the first uplink signal measurement report is associated with the first transaction identity; and the fourth application protocol signaling further comprises the second transaction identity, the second uplink signal measurement report is associated with the second transaction identity. ### Claim 48 (depends on 47) The method according to claim 47, wherein the first application protocol signaling further comprises a first uplink signal measurement indication, and the second application protocol signaling further comprises a second uplink signal measurement indication. ### Claim 49 A central device of a radio access network (RAN) node, comprising: one or more processors, and a non-transitory computer-readable medium coupled to the one or more processors and storing computer instructions that when executed by the one or more processors, cause the one or more processors to: receive positioning measurement request information from a location management function (LMF) device, wherein the RAN node comprises the central device and at least two distributed devices; send uplink signal configuration information to a first distributed device and a second distributed device of the at least two distributed devices, wherein the uplink signal configuration information is sent to a first distributed device through a first application protocol signaling and the uplink signal configuration information is sent to a second distributed device through a second application protocol signaling; receive a positioning measurement report comprising a first uplink signal measurement report from the first distributed device though a third application protocol signaling and a second uplink signal measurement report from the second distributed device through a fourth application protocol signaling; and send the positioning measurement report to the LMF device. ### Claim 50 (depends on 49) The central device according to claim 49, wherein the first uplink signal measurement report comprises a first angle of arrival (AoA) measurement result of an uplink signal sent from the use equipment; and the second uplink signal measurement report comprises a second AoA measurement result of the uplink signal sent from the use equipment. ### Claim 51 (depends on 49) The central device according to claim 49, wherein the central device hosting a radio resource control layer of the RAN node, the at least two distributed devices hosting a physical layer of the RAN node. ### Claim 52 (depends on 49) The central device according to claim 49, wherein the uplink signal comprises a sounding reference signal. ### Claim 53 (depends on 49) The central device according to claim 49, wherein the first application protocol signaling, second application protocol signaling, third application protocol signaling, and fourth application protocol signaling respectively comprise a F1 interface application protocol (F1AP) signaling, the F1 interface being an interface between the central device and each of the at least two distributed devices. ### Claim 54 (depends on 49) The central device according to claim 49, wherein the first distributed device is a serving distributed device of the user equipment, and the second distributed device is a non-serving distributed device of the user equipment. ### Claim 55 (depends on 54) The central device according to claim 54, wherein the non-transitory computer-readable medium further stores computer instructions that when executed by the one or more processors, cause the one or more processors to: send the uplink signal configuration information in a radio resource control (RRC) message to the user equipment through the first distributed device. ### Claim 56 (depends on 53) The central device according to claim 53, wherein the non-transitory computer-readable medium further stores computer instructions that when executed by the one or more processors, cause the one or more processors to: send a first uplink signal measurement indication in a fifth application protocol signaling to the first distributed device, wherein the second application protocol signaling further comprises a second uplink signal measurement indication. ### Claim 57 (depends on 56) The central device according to claim 56, wherein the fifth application protocol signaling further comprises a first transaction identity, the second application protocol signaling further comprises a second transaction identity; the third application protocol signaling further comprises the first transaction identity, and the first uplink signal measurement report is associated with the first transaction identity; and the fourth application protocol signaling further comprises the second transaction identity, the second uplink signal measurement report is associated with the second transaction identity. ### Claim 58 (depends on 49) The central device according to claim 49, wherein the first distributed device and the second distributed device are serving distributed devices of the user equipment. ### Claim 59 (depends on 58) The central device according to claim 58, wherein the non-transitory computer-readable medium further stores computer instructions that when executed by the one or more processors, cause the one or more processors to: send a first uplink signal measurement indication in a sixth application protocol signaling to the first distributed device; and send a second uplink signal measurement indication in a seventh application protocol signaling to the second distributed device. ### Claim 60 (depends on 59) The central device according to claim 59, wherein the sixth application protocol signaling further comprises a first transaction identity, the seventh application protocol signaling further comprises a second transaction identity; the third application protocol signaling further comprises the first transaction identity, and the first uplink signal measurement report is associated with the first transaction identity; and the fourth application protocol signaling further comprises the second transaction identity, the second uplink signal measurement report is associated with the second transaction identity. ### Claim 61 (depends on 49) The central device according to claim 49, wherein the first distributed device and the second distributed device are non-serving distributed devices of the user equipment. ### Claim 62 (depends on 61) The central device according to claim 61, wherein the non-transitory computer-readable medium further stores computer instructions that when executed by the one or more processors, cause the one or more processors to: send the uplink signal configuration in a RRC message to the user equipment through a third distributed device of the at least two distributed devices, the third distributed device being a serving distributed device of the user equipment. ### Claim 63 (depends on 61) The central device according to claim 61, wherein the first application protocol signaling further comprises a first transaction identity, the second application protocol signaling further comprises a second transaction identity; the third application protocol signaling further comprises the first transaction identity, and the first uplink signal measurement report is associated with the first transaction identity; and the fourth application protocol signaling further comprises the second transaction identity, the second uplink signal measurement report is associated with the second transaction identity. ### Claim 64 (depends on 63) The central device according to claim 63, wherein the first application protocol signaling further comprises a first uplink signal measurement indication, and the second application protocol signaling further comprises a second uplink signal measurement indication.