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:
Feb. 14, 2023

Filed:

Feb. 24, 2022
Applicant:

Richtek Technology Corporation, Zhubei, TW;

Inventors:

Wei-Hsu Chang, Hsinchu, TW;

Shih-Jen Yang, New Taipei, TW;

Yi-Wei Lee, Taipei, TW;

Ta-Yung Yang, Taoyuan, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/00 (2006.01); H02M 3/155 (2006.01); H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
H02M 1/0067 (2021.05); H02M 3/155 (2013.01); H02M 3/335 (2013.01);
Abstract

A multiple output universal serial bus travel adaptor includes: at least one AC-DC converter for converting an AC power to a first DC power; at least one DC-DC converter for providing a second DC power according to the first DC power; plural switches which are coupled to the AC-DC converter and/or the DC-DC converter to provide the first DC power or the second DC power to corresponding connectors according to operation signals; and a protocol controller configured to generate the operation signals according to at least one of the following parameters: a) the types of the connectors; b) whether there is a mobile device connected with the connectors; c) a first command from the mobile device; d) the power consumed by the mobile devices; e) the currents flowing through the connectors; and f) the voltages at the connectors.


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