Invention Grant
- Patent Title: Radio link failure (RFL) procedure with generic cell group management
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Application No.: US16425146Application Date: 2019-05-29
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Publication No.: US11405972B2Publication Date: 2022-08-02
- Inventor: Yu-Ting Yu , Keiichi Kubota , Gavin Bernard Horn , Karthika Paladugu
- 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: H04W76/18
- IPC: H04W76/18 ; H04W92/10 ; H04W76/30 ; H04W72/04 ; H04W80/02

Abstract:
Methods, systems, and devices for wireless communications are described. One example method for wireless communications at a user equipment (UE) includes detecting a radio link failure (RLF) condition for a connection between the UE and a network over a first cell group and determining, in response to detecting the RLF condition, whether an air interface resource allocation is available for a signaling radio bearer (SRB) between the UE and the network over another cell group. The method also includes selecting, based at least in part on the determination, one of a plurality of RLF procedures. In some examples, the UE may select a first RLF procedure that fully releases radio resources when no SRB is available and a different, second RLF procedure that partially when an SRB is available between the UE and the network over a second cell group.
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