Invention Grant
- Patent Title: Management of radio link failure in wireless backhaul
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Application No.: US16570246Application Date: 2019-09-13
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Publication No.: US11700565B2Publication Date: 2023-07-11
- Inventor: Karl Georg Hampel , Navid Abedini , Muhammad Nazmul Islam , Jianghong Luo , Tao Luo , Hong Cheng , Junyi Li
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Holland & Hart LLP
- Main IPC: H04W36/30
- IPC: H04W36/30 ; H04W76/15 ; H04B7/14 ; H04W72/1268 ; H04W76/27

Abstract:
Methods, systems, and devices for wireless communications are described. A relay device may detect an upstream radio link failure (RLF) associated with an upstream link of a wireless backhaul, where the wireless backhaul includes a first wireless link between the relay device and a first upstream backhaul device. The relay device may provide a first indication of the upstream radio link failure over a second wireless link between the relay device and a first downstream device. The relay device may establish a third wireless link with a second upstream backhaul device based on the detected upstream radio link failure. The relay device may provide multiple-access services to one or more downstream devices, where providing the multiple-access services is based on backhaul communications between the relay device and the second upstream backhaul device over the third wireless link.
Public/Granted literature
- US20200092784A1 MANAGEMENT OF RADIO LINK FAILURE IN WIRELESS BACKHAUL Public/Granted day:2020-03-19
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