Invention Grant
- Patent Title: Techniques for requesting coverage enhancement for random access procedures in wireless communications systems
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Application No.: US17216461Application Date: 2021-03-29
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Publication No.: US12028895B2Publication Date: 2024-07-02
- Inventor: Hemant Saggar , Mahmoud Taherzadeh Boroujeni , Iyab Issam Sakhnini , Tao Luo
- 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
- Agent Dalei Dong
- Main IPC: H04W74/00
- IPC: H04W74/00 ; H04W16/26 ; H04W74/0833

Abstract:
Methods, systems, and devices for wireless communication are described. Generally, the described techniques provide for a user equipment (UE) to determine whether to request coverage enhancement for a random access procedure based on a condition of a channel between the UE and a base station failing to satisfy a threshold. The UE may transmit a request for coverage enhancement for a second random access message (e.g., a random access Message 4 (Msg4)) using a first random access message (e.g., a random access Message 3 (Msg3)). The base station may determine whether to perform the coverage enhancement in response to receiving the first random access message and may transmit the second random access message accordingly. Implementing aspects of the present disclosure may enable coverage enhancement for random access procedures in wireless communications systems.
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