US 11,930,381 B2
Backup link for low latency communication
Qi Wang, Sunnyvale, CA (US); Yong Liu, Cupertino, CA (US); Jinjing Jiang, San Jose, CA (US); Jarkko L. Kneckt, Los Gatos, CA (US); Lochan Verma, San Diego, CA (US); Tianyu Wu, Cupertino, CA (US); Su Khiong Yong, Palo Alto, CA (US); and Guoqing Li, Cupertino, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Jun. 3, 2021, as Appl. No. 17/337,748.
Claims priority of provisional application 63/044,474, filed on Jun. 26, 2020.
Prior Publication US 2021/0409979 A1, Dec. 30, 2021
Int. Cl. H04W 24/04 (2009.01); H04L 45/24 (2022.01); H04W 28/082 (2023.01); H04W 52/02 (2009.01)
CPC H04W 24/04 (2013.01) [H04L 45/24 (2013.01); H04W 28/082 (2023.05); H04W 52/0258 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electronic device, comprising:
a transceiver configured to communicate over a wireless network; and
a processor communicatively coupled to the transceiver and configured to:
receive, from a second electronic device, a message comprising information associated with a backup link of the wireless network;
in response to receiving the message, transmit, to the second electronic device, a second message indicating that the electronic device supports using multiple links and indicating whether the electronic device supports using the backup link indicated in the message from the second electronic device;
receive, on a primary link of the wireless network, data associated with data traffic from the second electronic device; and
in response to a quality of the primary link being below a threshold,
receive, from the second electronic device, a notification frame on the backup link; and
receive, from the second electronic device, additional data associated with the data traffic on the backup link or on another link in response to receiving the notification frame.