Invention Grant
- Patent Title: Uplink (UL) to downlink (DL) channel occupancy time (COT) sharing with scheduled UL in new radio-unlicensed (NR-U)
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Application No.: US16804581Application Date: 2020-02-28
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Publication No.: US10945287B2Publication Date: 2021-03-09
- Inventor: Jing Sun , Xiaoxia Zhang , Kapil Bhattad
- Applicant: QUALCOMM INCORPORATED
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM INCORPORATED
- Current Assignee: QUALCOMM INCORPORATED
- Current Assignee Address: US CA San Diego
- Agent Liem T. Do
- Priority: IN201941012460 20190329
- Main IPC: H04W72/12
- IPC: H04W72/12 ; H04W74/08 ; H04W72/14 ; H04L5/00 ; H04L5/10

Abstract:
Wireless communications systems and methods related to sharing a channel occupancy time (COT) associated with a scheduled UL transmission in a frequency spectrum shared by multiple network operating entities are provided. A first wireless communication device communicates, with a second wireless communication device, a first uplink (UL) scheduling grant. The first wireless communication device communicates, with second wireless communication device, a first UL communication signal based on the first UL scheduling grant during a first COT, the first COT based on an extended clear channel assessment (eCCA) associated with the first UL communication signal. The first wireless communication device communicates, with the second wireless communication device, a downlink (DL) communication signal during the first COT based on COT sharing information associated with the first COT.
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