Power amplifying circuit and front end module including the same

There are provided a power amplifying circuit and a front end module including the same. The power amplifying circuit includes a signal amplifying unit amplifying and outputting a plurality of wireless signals having different frequency bands, and a diplexer circuit transferring at least one of the...

Full description

Saved in:
Bibliographic Details
Main Authors SONG YOUNG JEAN, KIM KI JOONG, HAN MYEONG WOO, KIM YOUN SUK, WON JUN GOO, IIZUKA SHINICHI, KIM NAM HEUNG
Format Patent
LanguageEnglish
Published 15.09.2015
Subjects
AMPLIFIERS
ANTENNAS, i.e. RADIO AERIALS
BASIC ELECTRIC ELEMENTS
BASIC ELECTRONIC CIRCUITRY
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
Online AccessGet full text

Cover

More Information
Summary:There are provided a power amplifying circuit and a front end module including the same. The power amplifying circuit includes a signal amplifying unit amplifying and outputting a plurality of wireless signals having different frequency bands, and a diplexer circuit transferring at least one of the plurality of wireless signals output from the signal amplifying unit to an antenna, wherein the signal amplifying unit and the diplexer circuit include impedance matching circuits having different impedance matching ranges, respectively, and the impedance matching range of the diplexer circuit is continuous with that of the signal amplifying unit.
Bibliography:Application Number: US201313777540