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:
Nov. 01, 2016
Filed:
Aug. 17, 2015
Abb Technology Oy, Helsinki, FI;
Matti T. Jussila, Vantaa, FI;
Tero Viitanen, Vantaa, FI;
ABB Technology Oy, Helsinki, FI;
Abstract
A switching branch for a three-level inverter, comprising a first and second switch (S, S) in series between a positive DC pole (P) and an AC pole (AC), a first and second diode (D, D) parallel to the first and second switches, a third and fourth switch (S, S) in series between a negative DC pole (N) and the AC pole, a third and fourth diode (D, D) parallel to the third and fourth switches, a fifth diode (D) between a neutral DC pole (M) and a point between the first and second switches, a sixth diode (D) between the neutral DC pole and a point between the third and fourth switches, a fifth switch (S) and a seventh diode (D) in series between the neutral DC and AC poles, and a sixth switch (S) and an eighth diode (D) in series between the neutral DC and AC poles.