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:
Sep. 15, 2026

Filed:

Jun. 22, 2021
Applicant:

Panasonic Intellectual Property Corporation of America, Torrance, CA (US);

Inventors:

Takashi Iwai, Ishikawa, JP;

Tetsuya Yamamoto, Kanagawa, JP;

Ayako Horiuchi, Kanagawa, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 1/7143 (2011.01); H04L 5/00 (2006.01); H04L 27/26 (2006.01); H04W 72/0453 (2023.01);
U.S. Cl.
CPC ...
H04L 27/2613 (2013.01); H04B 1/7143 (2013.01); H04L 5/0048 (2013.01); H04W 72/0453 (2013.01);
Abstract

The present invention achieves an improvement in channel estimation accuracy using a reference signal. This terminal comprises: a control circuit for setting a first upper limit value of a frequency interval at which a first reference signal is placed in a first bandwidth such that the first upper limit value is smaller than a second upper limit value of a frequency interval at which a second reference signal is placed in a second bandwidth wider than the first bandwidth; and a transmission circuit for transmitting the first reference signal on the basis of the first upper limit value.


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