US 12,323,671 B2
Screen sharing method and system and electronic device
Weiqing Fang, Munich (DE); Junfeng Yang, Xi'an (CN); Lei Wang, Nanjing (CN); Feng Ge, Xi'an (CN); Xunfei Suo, Shenzhen (CN); and Xiangning Liu, Shenzhen (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Appl. No. 18/043,561
Filed by HUAWEI TECHNOLOGIES CO., LTD., Guangdong (CN)
PCT Filed Aug. 6, 2021, PCT No. PCT/CN2021/111113
§ 371(c)(1), (2) Date Feb. 28, 2023,
PCT Pub. No. WO2022/042261, PCT Pub. Date Mar. 3, 2022.
Claims priority of application No. 202010890853.2 (CN), filed on Aug. 29, 2020.
Prior Publication US 2023/0269437 A1, Aug. 24, 2023
Int. Cl. H04N 21/4788 (2011.01); H04N 21/433 (2011.01)
CPC H04N 21/4788 (2013.01) [H04N 21/433 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A screen sharing method applied to a screen sharing system comprising a first electronic device, a second electronic device, and a third electronic device, each of the devices having a display screen, the method comprising:
establishing, by one of the first electronic device and the second electronic device, a first video communication connection directly with the other of the first electronic device and second electronic device;
displaying on the screen of the first electronic device, a first interface and playing a first video stream on the first interface, the first video stream being collected by the second electronic device from a first camera during the video communication connection;
displaying on the screen of the second electronic device, a second interface and playing a second video stream on the second interface, the second video stream being collected by the first electronic device from a second camera during the first video communication connection;
sending, by the third electronic device to the first electronic device along a second video communication connection directly connecting the first and third mobile devices, first data corresponding to content on the screen of the third electronic device;
sending, by the first electronic device, the first data to the second electronic device via the first video connection directly connecting the first and second electronic devices;
displaying first content on the second interface of the display screen of the second electronic device based on the first data, the first content comprising content displayed on the screen of the third electronic device;
displaying on the screen of the first mobile device content that does not include content displayed on the screen of the third electronic device;
sending, by the second electronic device, a fourth video stream to a fourth electronic device directly connected to the second mobile device via a third video communications connection after receiving the third video stream, the fourth video stream comprising content displayed on the screen of the third electronic device; and
playing, by the fourth electronic device, the fourth video stream.