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- Title
A reduced-size branch-line coupler for improved LDMOS balanced power amplifiers.
- Authors
Draskovic, Drasko; Koulouzis, H.; Budimir, D.
- Abstract
This article discusses the application of a reduced-size branch-line coupler in the design of a LDMOS class-AB balanced power amplifier at a center frequency of 2.14 GHz. In the proposed balanced configuration, at center frequency a size reduction, improved intermodulation distortion level by 7 dB, and power added efficiency by 5% are achieved, comparing with the balanced configuration with Wilkinson couplers. © 2008 Wiley Periodicals, Inc. Microwave Opt Technol Lett 51: 445–448, 2009; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/mop.24058
- Subjects
POWER amplifiers -- Design &; construction; METAL oxide semiconductor design &; construction; ELECTRIC circuit analysis; PUSH-pull amplifiers; CAPACITOR design &; construction; MICROWAVE integrated circuits
- Publication
Microwave & Optical Technology Letters, 2009, Vol 51, Issue 2, p445
- ISSN
0895-2477
- Publication type
Article
- DOI
10.1002/mop.24058