An optimized highly efficient RF power amplifier for WLAN system application

Mohammed H. Ali, Chandan Kumar Chakrabarty, Mithaq H. Raheema

Research output: Contribution to journalArticle

Abstract

The class-AB/ F power amplifier (PA), Class F is commonly understood to be a switching PA, but in fact, it can also be a transconductance PA, depending on how hard the active device is driven. This paper presents the design a multistage class AB/Inverse F power Amplifier with high power added efficiency (PAE) and acceptable linearity for the WLAN applications. The effectiveness of the proposed controller has been verified by comparing proposed method with another methods using simulation study under a variety of conditions. The proposed circuit operation for a WLAN signal delivers a power-added efficiency (PAE) of 43.9% is measured at 32.1-dBm output power and linearity of inverse class F displays the simulation result of 1-dB compression output power of 17.5 dBm at -22.4 dBm input power. Finally, the proposed PA is show a good and acceptable result for the WLAN system.

Original languageEnglish
Pages (from-to)2-5
Number of pages4
JournalModern Applied Science
Volume6
Issue number2
DOIs
Publication statusPublished - 01 Feb 2012

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Wireless local area networks (WLAN)
Power amplifiers
Transconductance
Controllers
Networks (circuits)

All Science Journal Classification (ASJC) codes

  • General

Cite this

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abstract = "The class-AB/ F power amplifier (PA), Class F is commonly understood to be a switching PA, but in fact, it can also be a transconductance PA, depending on how hard the active device is driven. This paper presents the design a multistage class AB/Inverse F power Amplifier with high power added efficiency (PAE) and acceptable linearity for the WLAN applications. The effectiveness of the proposed controller has been verified by comparing proposed method with another methods using simulation study under a variety of conditions. The proposed circuit operation for a WLAN signal delivers a power-added efficiency (PAE) of 43.9{\%} is measured at 32.1-dBm output power and linearity of inverse class F displays the simulation result of 1-dB compression output power of 17.5 dBm at -22.4 dBm input power. Finally, the proposed PA is show a good and acceptable result for the WLAN system.",
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An optimized highly efficient RF power amplifier for WLAN system application. / Ali, Mohammed H.; Kumar Chakrabarty, Chandan; Raheema, Mithaq H.

In: Modern Applied Science, Vol. 6, No. 2, 01.02.2012, p. 2-5.

Research output: Contribution to journalArticle

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