Invention Grant
- Patent Title: Dynamically convey information of demodulation reference signal and phase noise compensation reference signal
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Application No.: US16175519Application Date: 2018-10-30
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Publication No.: US10581660B2Publication Date: 2020-03-03
- Inventor: Muhammad Nazmul Islam , Tao Luo , Juergen Cezanne , Krishna Kiran Mukkavilli , Sundar Subramanian , Junyi Li
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Arent Fox LLP
- Main IPC: H04W88/02
- IPC: H04W88/02 ; H04L27/26 ; H04L5/00 ; H04W76/27 ; H04W72/04 ; H04W88/08

Abstract:
DM-RS symbols may be inserted in the beginning of a subframe, or in two parts of the subframe. In one aspect, a method, a computer-readable medium, and an apparatus for dynamically conveying DM-RS information are provided. The apparatus may be a base station. The apparatus may determine the number of DM-RS symbols and/or the locations within a subframe for transmission of the DM-RS symbols. The apparatus may transmit the number of the DM-RS symbols and/or the locations within the subframe for transmission of the DM-RS symbols to a UE. In another aspect, a UE may receive the number of DM-RS symbols and/or the locations within a subframe for transmission of the DM-RS symbols from a base station. The UE may decode the DM-RS symbols from the subframe based on the number of the DM-RS symbols and/or the locations within a subframe for transmission of the DM-RS symbols.
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