Invention Application
- Patent Title: CELL SPECIFIC REFERENCE SIGNAL (CRS) MUTING FOR EVEN FURTHER ENHANCED MACHINE TYPE COMMUNICATION (EFEMTC)
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Application No.: US17748184Application Date: 2022-05-19
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Publication No.: US20220278812A1Publication Date: 2022-09-01
- Inventor: Qiaoyang Ye , Debdeep Chatterjee , Salvatore Talarico
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Main IPC: H04L5/00
- IPC: H04L5/00

Abstract:
A network device such as an evolved NodeB (eNB) or next generation NodeB (gNB) can configure a set of user equipment (UE) for cell reference signal (CRS) muting in order to provide better channel quality and power efficiency in communications. Where an eNB mutes CRS transmissions that are not needed by any UE, an improvement in downlink throughput and reduce connection drop rate can be generated. A CRS muting capability can be determined based on a user equipment (UE) capability information. According to the CRS muting capability of a UE, the CRS can be transmitted at frequency locations based on CRS muting configuration parameters.
Public/Granted literature
- US11997040B2 Cell specific reference signal (CRS) muting for even further enhanced machine type communication (EFEMTC) Public/Granted day:2024-05-28
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