# US 12,764,637 B2 · Network information exposure method and apparatus, electronic device, and storage medium > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,764,637 B2 - Document ID: US12764637B2 - Status: Granted - Kind: B2 - Application number: 18/327,622 - Filed: 2023-06-01 - Published: 2023-10-05 - Granted: 2026-10-13 - Earliest claimed: 2021-08-06 - Assignees: Tencent Technology (Shenzhen) Company Limited - Applicants: Tencent Technology (Shenzhen) Company Limited - Inventors: Zhuoyun Zhang - Web page: https://patentgrep.com/patent/US12764637B2 ## CPC - H04W 48/08: Access restriction or access information delivery, e.g. discovery data delivery (signalling during connection H04W76/00) - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract A network information exposure method performed by an electronic device, including receiving a wireless network information exposure request from an application function (AF) network element, the wireless network information exposure request comprising category information associated with target wireless network information; transmitting the category information to an access and mobility management function (AMF) network element; receiving the target wireless network information from the AMF network element, wherein the target wireless network information is acquired by a base station according to the category information; and transmitting the target wireless network information to the AF network element. ## Claims ### Claim 1 A method for network information exposure, performed by an electronic device, the method comprising: receiving, by a network exposure function (NEF) network element included in the electronic device, a wireless network information exposure request from an application function (AF) network element, the wireless network information exposure request comprising category information associated with target wireless network information; transmitting, by the NEF network element, the category information to an access and mobility management function (AMF) network element; receiving, by the NEF network element, the target wireless network information from the AMF network element, wherein the target wireless network information is obtained by the AMF network element from a base station according to the category information; and transmitting, by the NEF network element, network capability information comprising the target wireless network information to the AF network element. ### Claim 2 (depends on 1) The method according to claim 1, wherein the wireless network information exposure request further comprises at least one from among a target network slice and a target data network name (DNN), and wherein the transmitting of the category information to the AMF network element comprises: transmitting a subscription request to a session management function (SMF) network element, the subscription request comprising the at least one from among the target network slice and the target DNN; receiving a notification message from the SMF network element, the notification message comprising a target user equipment (UE) identifier (ID), an AMF ID, and a target quality of service (QOS) flow ID corresponding to a target session, the target session being established according to the at least one from among the target network slice and the target DNN; and transmitting the category information, the target UE ID, and the target QoS flow ID to the AMF network element corresponding to the AMF ID. ### Claim 3 (depends on 2) The method according to claim 2, wherein the wireless network information exposure request specifies an information reporting manner, and wherein the transmitting of the category information, the target UE ID, and the target QoS flow ID to the AMF network element comprises: generating a radio access network (RAN) exposure request container comprising the category information and the information reporting manner; and transmitting the RAN exposure request container, the target UE ID, and the target QoS flow ID to the AMF network element to be transmitted to the base station. ### Claim 4 (depends on 3) The method according to claim 3, wherein based on the information reporting manner being a periodic reporting manner, the wireless network information exposure request further specifies an information reporting cycle, and wherein the base station reports the target wireless network information according to the information reporting cycle. ### Claim 5 (depends on 3) The method according to claim 3, wherein based on the information reporting manner being an even trigger manner, the wireless network information exposure request further specifies an event, and wherein the base station reports the target wireless network information according to the event. ### Claim 6 (depends on 2) The method according to claim 2, wherein based on the wireless network information exposure request comprising request application range information, the subscription request further comprises the request application range information; wherein the notification message is received from the SMF network element based on establishment of the target session according to the request application range information. ### Claim 7 (depends on 6) The method according to claim 6, wherein based on the request application range information comprising a target UE ID, the notification message is received from the SMF network element based on establishment of a target session of a target UE corresponding to the target UE ID. ### Claim 8 (depends on 6) The method according to claim 6, wherein based on the request application range information comprising a target UE group ID, the notification message is received from the SMF network element in response to establishment of a target session of a target UE in a target UE group corresponding to the target UE group ID. ### Claim 9 (depends on 6) The method according to claim 6, wherein based on the request application range information comprising target time period information, the notification message is received from the SMF network element based on establishment of a target session of a target UE within a target time period corresponding to the target time period information. ### Claim 10 (depends on 6) The method according to claim 6, wherein based on the request application range information comprising target geographic range information, the notification message is received from the SMF network element based on establishment of a target session of a target UE within a target geographic range corresponding to the target geographic range information. ### Claim 11 (depends on 2) The method according to claim 2, wherein the transmitting of the subscription request comprises: authenticating the wireless network information exposure request according to a protocol of the AF network element; and transmitting, based on a successful authentication of the wireless network information exposure request, a request acceptance response message to the AF network element; and transmitting the subscription request to the SMF network element. ### Claim 12 (depends on 11) The method according to claim 11, further comprising transmitting, based on a failed authentication of the wireless network information exposure request, a request rejection response message to the AF network element. ### Claim 13 (depends on 1) The method according to claim 1, wherein the receiving of the target wireless network information comprises receiving a radio access network (RAN) exposure information container from the AMF network element, the RAN exposure information container comprising the target wireless network information, and wherein the transmitting of the target wireless network information to the AF network element comprises forwarding the RAN exposure information container to the AF network element. ### Claim 14 (depends on 13) The method according to claim 13, wherein the target wireless network information is encapsulated in the RAN exposure information container in a data exchange format or in a code stream manner. ### Claim 15 (depends on 1) The method according to claim 1, wherein the category information comprises at least one of packet error ratio (PER) information, access cell information, and average data bit rate information. ### Claim 16 A network information exposure apparatus, comprising: at least one memory configured to store program code; and at least one processor configured to read the program code and operate as instructed by the program code, the program code including: first receiving code configured to cause the at least one processor to receive, by a network exposure function (NEF) network element included in the network information exposure device, a wireless network information exposure request from an AF network element, the wireless network information exposure request comprising category information of target wireless network information; first transmitting code configured to cause the at least one processor to transmit, by the NEF, the category information to an access and mobility management function (AMF) network element; second receiving code configured to cause the at least one processor to receive, by the NEF, the target wireless network information from the AMF network element, wherein the target wireless network information is obtained by the AMF network element from a base station according to the category information; and second transmitting code configured to cause the at least one processor to transmit, by the NEF, network capability information comprising the target wireless network information to the AF network element. ### Claim 17 (depends on 16) The network information exposure apparatus according to claim 16, wherein the wireless network information exposure request further comprises at least one from among a target network slice and a target data network name (DNN), and wherein the first transmitting code comprises: third transmitting code configured to cause the at least one processor to transmit a subscription request to a session management function (SMF) network element, the subscription request comprising the at least one from among the target network slice and the target DNN; third receiving code configured to cause the at least one processor to receive a notification message from the SMF network element, the notification message comprising a target user equipment (UE) identifier (ID), an AMF ID, and a target quality of service (QOS) flow ID corresponding to a target session, the target session being established according to the at least one from among the target network slice and the target DNN; and wherein the second transmitting code is further configured to cause the at least one processor to transmit the category information, the target UE ID, and the target QoS flow ID to the AMF network element corresponding to the AMF ID. ### Claim 18 (depends on 17) The network information exposure apparatus according to claim 17, wherein the wireless network information exposure request specifies an information reporting manner, and wherein the second transmitting code further comprises: generating code configured to cause the at least one processor to generate a radio access network (RAN) exposure request container comprising the category information and the information reporting manner; and fifth transmitting code configured to cause the at least one processor to transmit the RAN exposure request container, the target UE ID, and the target QoS flow ID to the AMF network element to be transmitted to the base station. ### Claim 19 (depends on 16) The network information exposure apparatus according to claim 16, wherein the second receiving code is further configured to cause the at least one processor to receive a radio access network (RAN) exposure information container from the AMF network element, the RAN exposure information container comprising the target wireless network information, and wherein the second transmitting code is further configured to cause the at least one processor to forward the RAN exposure information container to the AF network element. ### Claim 20 A non-transitory computer-readable medium storing instructions, the instructions comprising: one or more instructions that, when executed by one or more processors of a network information exposure device, cause the one or more processors to: receive, by a network exposure function (NEF) network element included in the network information exposure device, a wireless network information exposure request from an AF network element, the wireless network information exposure request comprising category information of target wireless network information; transmit, by the NEF network element, the category information to an access and mobility management function (AMF) network element; receive, by the NEF network element, the target wireless network information from the AMF network element, wherein the target wireless network information is obtained by the AMF network element from a base station according to the category information; and transmit, by the NEF network element, network capability information comprising the target wireless network information to the AF network element.