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:
Mar. 03, 2020
Filed:
Feb. 27, 2017
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, Tokyo, JP;
Inventors:
Akira Yamauchi, Yokohama Kanagawa, JP;
Toshikazu Fujii, Yokohama Kanagawa, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 7/08 (2006.01); H03F 3/183 (2006.01); H03F 3/217 (2006.01); H03F 1/04 (2006.01); H04B 1/56 (2006.01);
U.S. Cl.
CPC ...
H03K 7/08 (2013.01); H03F 1/04 (2013.01); H03F 3/183 (2013.01); H03F 3/2171 (2013.01); H04B 1/56 (2013.01); H03F 2200/03 (2013.01); H03F 2200/171 (2013.01); H03F 2200/351 (2013.01);
Abstract
A PWM modulator according to an embodiment includes a first comparator configured to compare a first input signal with a first carrier and output a comparison result, a second comparator configured to compare a second input signal with a second carrier and output a comparison result, and a selector configured to output the comparison result while switching between the comparison result of the first comparator and the comparison result of the second comparator in a cycle according to a cycle of the first or the second carrier.