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:
Sep. 28, 2021
Filed:
Jun. 19, 2018
Tdk Corporation, Tokyo, JP;
Keisuke Kawahara, Tokyo, JP;
Tasuku Mikogami, Tokyo, JP;
Setu Tsuchida, Tsuruoka, JP;
Toshio Tomonari, Tokyo, JP;
TDK CORPORATION, Las Vegas, NV (US);
Abstract
Disclosed herein is a pulse transformer that includes: a drum core including a winding core part and first and second flange parts provided at both ends of the winding core part in an axial direction; a plurality of wires wound around the winding core part; and a plate-like core fixed to the drum core so as to face a first surface of the first flange part that is parallel to the axial direction and a second surface of the second flange part that is parallel to the axial direction. A value of S/Sis 0.19 or more and 0.47 or less, where an area of the cross section of the winding core part that is perpendicular to the axial direction is Sand a facing area between the plate-like core and the first or second surface is S