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:
May. 20, 2025
Filed:
Jun. 26, 2019
Applicant:
Ntt Docomo, Inc., Tokyo, JP;
Inventors:
Hiroki Harada, Tokyo, JP;
Satoshi Nagata, Tokyo, JP;
Yuki Matsumura, Tokyo, JP;
Shohei Yoshioka, Tokyo, JP;
Hideyuki Moroga, Tokyo, JP;
Lihui Wang, Beijing, CN;
Assignee:
NTT DOCOMO, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 5/00 (2006.01);
U.S. Cl.
CPC ...
H04L 5/0051 (2013.01);
Abstract
When using a different frequency band such as FR4, which is different from a frequency band including FR1 and FR2, the terminal uses a phase tracking reference signal (PTRS) having a different density in at least one of a time direction and a frequency direction to perform transmission or reception of a signal using the PTRS.