Invention Grant
- Patent Title: Channel state information (CSI) measurement and report for dynamic spectrum sharing (DSS) in a wireless wide area network (WWAN)
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Application No.: US17463386Application Date: 2021-08-31
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Publication No.: US12003975B2Publication Date: 2024-06-04
- Inventor: Ming Yang , Kausik Ray Chaudhuri , Juan Montojo
- 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: H04W16/14
- IPC: H04W16/14 ; H04W4/06 ; H04W72/0446 ; H04W72/1263 ; H04W72/54

Abstract:
This disclosure provides systems, methods, and apparatus, including computer programs encoded on computer-readable media, for implementing a channel state information (CSI) measurement and reporting protocol for dynamic spectrum sharing (DSS) in a wireless communication network. In some aspects, a BS may transmit control messages periodically and aperiodically that configure a UE to perform signal quality measurements and transmit signal quality reports. When the UE receives a periodic control message, the UE may perform signal quality measurements on both a multimedia broadcast single frequency network (MBSFN) subframe and a non-MBSFN subframe of a frame received from the BS. When the UE receives an aperiodic control message, the UE may perform a signal quality measurement on either a MBSFN subframe or a non-MBSFN subframe. The UE may generate and transmit signal quality reports to the BS periodically and aperiodically corresponding to the received periodic and aperiodic control messages, respectively.
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