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:
Aug. 07, 2018
Filed:
Nov. 03, 2017
Samsung Electronics Co., Ltd., Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A transmitting device including: a modem configured to generate a baseband signal and an envelope data corresponding to the baseband signal; a supply modulator including a first switched-mode power supplier and a second switched-mode power supplier, the supply modulator configured to provide a modulated voltage to an output node based on the envelope data; and a power amplifier configured to amplify a carrier wave signal by using the modulated voltages, the carrier wave signal being associated with the baseband signal, wherein the first switched-mode power supplier includes: a pulse input node to receive a pulse signal generated in association with the envelope data; and a plurality of stages sequentially connected between the pulse input node and the output node, the plurality of stages configured to adjust the modulated voltage by filtering certain frequency band of the pulse signal, and the plurality of stages includes at least one variable impedance.