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:
Jun. 22, 2021
Filed:
Dec. 10, 2018
Applicant:
Dialog Semiconductor (Uk) Limited, London, GB;
Inventors:
Xiaogang Zhao, Beijing, CN;
Zhenyu Song, Beijing, CN;
Huibin Cao, Tianjin, CN;
Libo Zhou, Beijing, CN;
Assignee:
Dialog Semiconductor (UK) Limited, London, GB;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/157 (2006.01); G01R 19/00 (2006.01); H03F 3/45 (2006.01); G05F 1/10 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/157 (2013.01); G01R 19/0092 (2013.01); G05F 1/10 (2013.01); H03F 3/45632 (2013.01); H02M 2001/0009 (2013.01); H03K 2217/0027 (2013.01);
Abstract
A current regulator and a method for regulating a current flowing through a device such as a semiconductor light source is presented. The current regulator has a voltage controller coupled to a current steering circuit. The voltage controller is adapted to operate the current steering circuit in a linear mode.