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. 20, 2017
Filed:
May. 26, 2014
Applicant:
Postech Academy-industry Foundation, Pohang-si, Gyeongsangbuk-do, KR;
Inventors:
Assignee:
POSTECH ACADEMY-INDUSTRY FOUNDATION, Pohang-si, Gyeonsangbuk-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/217 (2006.01); H03F 1/02 (2006.01); H03F 3/21 (2006.01); H03F 3/16 (2006.01);
U.S. Cl.
CPC ...
H03F 1/0222 (2013.01); H03F 1/0211 (2013.01); H03F 3/16 (2013.01); H03F 3/211 (2013.01); H03F 3/2173 (2013.01); H03F 2200/102 (2013.01); H03F 2200/129 (2013.01); H03F 2200/432 (2013.01);
Abstract
The present invention provides an apparatus and method for an envelope amplifier using adjustment of a switch current, in order to maximize the efficiency of the envelope amplifier at the entire sections of envelope output power. The apparatus and method can extend the battery lifetime of portable wireless devices such as smart phones or mobile phones or application devices such as notebook computers, which use a battery as a power supply.
Quick Actions:
Kim, Bum. (2017). Apparatus and method for high-efficiency envelope amplifier using adjustment of switch current (U.S. Patent No. 9685912). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9685912
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile