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.

Date of Patent:
Dec. 09, 2025

Filed:

Apr. 05, 2023
Applicant:

Tejas Networks Limited, Bengaluru, IN;

Inventors:

Divya Upalekar, Bangalore, IN;

Shrinivas Bhat, Bangalore, IN;

Abhay Mohan M V, Chennai, IN;

Preethi R, Chennai, IN;

Giridhar K, Chennai, IN;

Assignee:

TEJAS NETWORKS LIMITED, Bengaluru, IN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 1/00 (2006.01); H04B 7/0452 (2017.01); H04J 13/18 (2011.01); H04L 5/00 (2006.01); H04L 25/02 (2006.01); H04W 72/12 (2023.01); H04W 72/232 (2023.01);
U.S. Cl.
CPC ...
H04L 25/0224 (2013.01); H04B 7/0452 (2013.01); H04J 13/18 (2013.01); H04L 1/0061 (2013.01); H04L 5/0051 (2013.01); H04W 72/12 (2013.01); H04W 72/232 (2023.01); H04L 1/0003 (2013.01);
Abstract

A system and method for enabling downlink signal transmission in a Multiple-Input Multiple-Output (MU-MIMO) system is provided. The method comprises of creating a scheduling information based on MU-MIMO Scheduling of a plurality of User equipments (UES), multiplexing the plurality of UES paired based on the scheduling decisions across time, frequency and code, inputting transport blocks of each UE pushed on to a Downlink shared channel (DLSCH), performing bit processing of each of the CRC encoded UEs, inputting Code-rate (MCS) for data modulation mapping on a post bit processed data, assigning DM-RS ports to the UE based on allocated MCS and number of antenna ports from a scheduling information structure, adding, a Partial Port Occupancy information (P-Poi) for each UE along with the scheduler information structure required for demodulation at UE and enabling optimal channel estimation at UE by adding new DM-RS port combinations using reserved fields in the DCI messaging.


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