The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 31, 2024
Filed:
Jan. 08, 2020
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Shiwei Gao, Nepean, CA;
Sebastian Faxér, Stockholm, SE;
Mattias Frenne, Uppsala, SE;
Siva Muruganathan, Stittsville, CA;
Telefonaktiebolaget LM Ericsson (Publ), Stockholm, SE;
Abstract
Methods and apparatuses are disclosed for low overhead CSI feedback for multi-trp transmissions. In one embodiment, a method implemented in a wireless device includes receiving a configuration of a channel state information, CSI, report setting for at least K>1 non-zero power channel state information reference signal, NZP CSI-RS, resources for channel measurement and a report quantity configuration, K being an integer; receiving a CSI feedback report request for CSI measurement and feedback based at least in part on the CSI report setting; measuring channels based at least in part on the NZP CSI-RS resources; and sending a channel state information, CSI, feedback report based at least in part on: the channel measurements; and the report quantity configuration; and the CSI feedback report comprising at least one of a first CSI feedback and a second CSI feedback.