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. 16, 2025
Filed:
Jul. 10, 2020
Lenovo (Beijing) Limited, Beijing, CN;
Chenxi Zhu, Fairfax, VA (US);
Bingchao Liu, Beijing, CN;
Wei Ling, Beijing, CN;
Yi Zhang, Beijing, CN;
Lingling Xiao, Beijing, CN;
Lenovo (Beijing) Limited, Beijing, CN;
Abstract
Apparatuses, methods, and systems are disclosed for transmission using DMRS from two code division multiplexing groups. One method () includes transmitting () information on a physical downlink shared channel to a user equipment, wherein: the information on the physical downlink shared channel is transmitted by: first demodulation reference signal ports of a first code division multiplexing group having a first number of demodulation reference signal ports; and second demodulation reference signal ports of a second code division multiplexing group having a second number of demodulation reference signal ports, wherein the first code division multiplexing group is different from the second code division multiplexing group, and the first number of demodulation reference signal ports is the same as the second number of demodulation reference signal ports.