Article | REF: E1610 V1

Solid-state RF power amplifiers - Classes, system and technologies

Author: Michel TURIN

Publication date: May 10, 2008

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1. Definitions

1.1 Characteristic values

We remind you of the definitions of the main quantities needed to understand the following paragraphs.

1.1.1 Electrical efficiency and PAE

The collector efficiency η (electrical) of an amplifier stage is by definition the ratio of the RF power delivered to the load to the power consumed by the DC power supply:

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Definitions

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Amplification classes

Bibliography

References

(1) - WHITAKER (J.C.) - The Rf Transmission Systems Handbook (Manuel des systèmes de transmission RF). - Chapitre 11, CRC Press (2002).
(2) - SOKAL (N.O.) - Class-E RF Power Amplifiers (Amplificateurs RF classe E). - Design...

Research organizations

XLIM, High-Frequency Circuits, Signals and Systems Department (C2S2) http://www.xlim.fr

Institute of Electronics, Microelectronics and Nanotechnologies (IEMN) http://www.iemn.univ-lille1.fr/

Manufacturers, constructors

APT http://www.microsemi.com/

Cree http://www.cree.com/

Ericsson http://www.ericsson.com/fr/

Filtronic

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