US 12,477,064 B2
Call processing method, call processing apparatus, and related device
Guangjie Shen, Xi'an (CN); Yunhua Zhang, Xi'an (CN); Ye Zhu, Xi'an (CN); and Yigang Jia, Xi'an (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed by HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed on Jul. 5, 2023, as Appl. No. 18/346,962.
Application 18/346,962 is a continuation of application No. PCT/CN2021/070534, filed on Jan. 6, 2021.
Prior Publication US 2023/0353673 A1, Nov. 2, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04M 3/00 (2024.01); H04M 3/493 (2006.01); H04M 3/51 (2006.01)
CPC H04M 3/493 (2013.01) [H04M 3/5191 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A call processing method, wherein the method comprises:
negotiating, by an application server with a terminal device, establishment of a data channel between the application server and the terminal device in response to detecting initiation of a call service involving the terminal device;
obtaining, by the application server, first service page information corresponding to the call service, wherein the corresponding first service page information is obtained based on a call start event; and
sending, by the application server, the first service page information to the terminal device through the data channel in response to detecting connection of the call service.