Articles with "class power" as a keyword



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A differential class‐E power amplifier with dynamic body bias technique

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Published in 2019 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.32041

Abstract: A fully differential class‐E power amplifier (PA) for wireless body area network applications is presented in this article. A novel dynamic self‐adapting body bias (DSBB) technique is introduced to improve the switch‐on transition and on‐resistance… read more here.

Keywords: body; power amplifier; power; body bias ... See more keywords
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A high‐efficiency design for 5‐W 2.4/5.8 GHz concurrent dual‐band class‐E power amplifier

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Published in 2020 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.32712

Abstract: In this letter, a distributed element‐based load network is proposed for designing a high‐efficiency dual‐band (DB) 5‐W Class‐E power amplifier (PA), at two widely spaced frequencies of 2.4 and 5.8 GHz. This network consists of… read more here.

Keywords: dual band; band class; efficiency; power ... See more keywords
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A class-E power amplifier with high efficiency and high power-gain for wireless sensor network

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Published in 2017 at "Microsystem Technologies"

DOI: 10.1007/s00542-016-3022-0

Abstract: In the literature, a number of two-stage class-E power amplifiers have been reported for wireless sensor network (WSN) applications. However, they suffer from the requirement of larger silicon area, inductors with high quality factor, large… read more here.

Keywords: power amplifiers; dbm; power; class power ... See more keywords
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A Novel Fully Differential CMOS Class-E Power Amplifier with Higher Output Power and Efficiency for IoT Application

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Published in 2017 at "Wireless Personal Communications"

DOI: 10.1007/s11277-017-4670-9

Abstract: The class-E amplifiers are used in many devices which need high efficiency, high gain and low power consumption. These types of power amplifiers could be used in the Internet of Thing gadgets, which are widely… read more here.

Keywords: power; topology; power amplifier; class power ... See more keywords
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A Low Voltage Class-F-1 Power Amplifier Based on Bias Circuit Analysis

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Published in 2021 at "International Journal of Electronics"

DOI: 10.1080/00207217.2021.1966659

Abstract: This paper aims to design and fabricate a class-F−1 power amplifier (PA) to act at 2.4 GHz frequency with high power-added efficiency (PAE). For this purpose, a harmonic control network is introduc... read more here.

Keywords: low voltage; voltage class; power; power amplifier ... See more keywords
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A Current-Injection Class-E Power Amplifier

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Published in 2020 at "IEEE Microwave and Wireless Components Letters"

DOI: 10.1109/lmwc.2020.3000994

Abstract: A novel class-E power amplifier (PA) using a current-injection (CI) technique is presented in this letter. An auxiliary current source, which injects the current into the load during each turn-off period of switching transistors, is… read more here.

Keywords: class; power; power amplifier; current injection ... See more keywords
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Analysis and Design of the Novel Class-F/E Power Amplifier with Series Output Filter

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Published in 2021 at "IEEE Transactions on Circuits and Systems II: Express Briefs"

DOI: 10.1109/tcsii.2021.3112974

Abstract: In this paper, a new lumped-element Class-F3/E and transmission-line (TL) Class-F3/E2 power amplifiers are presented. It is shown that employing the series output filter (inverse Class-E) combined with a third harmonic control circuit (Class-F) leads… read more here.

Keywords: class; power; power amplifier; series ... See more keywords
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An Edge-Combining Frequency-Multiplying Class-D Power Amplifier

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Published in 2023 at "IEEE Transactions on Circuits and Systems II: Express Briefs"

DOI: 10.1109/tcsii.2022.3171495

Abstract: The class-D power amplifier (PA) is commonly implemented in CMOS, but its operating frequency is often limited due to the power loss of parasitic capacitances and the lower transition frequency of the PMOS transistor. In… read more here.

Keywords: frequency; power; class power; power amplifier ... See more keywords
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A Real-Time Calibrated Adaptive-ZVS Class-D Power Amplifier for 6.78 MHz Wireless Power Transfer System

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Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"

DOI: 10.1109/tcsii.2022.3179422

Abstract: This brief presents a class-D power amplifier (PA) with an adaptive zero-voltage switching (A-ZVS) technique for 6.78 MHz resonant wireless power transfer (R-WPT) system. In R-WPT operation, the loading impedance of a PA can be… read more here.

Keywords: topology; system; mhz; zvs ... See more keywords
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Generalized Class-E Power Amplifier With Shunt Capacitance and Shunt Filter

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Published in 2019 at "IEEE Transactions on Microwave Theory and Techniques"

DOI: 10.1109/tmtt.2019.2923514

Abstract: This paper presents a generalized analysis of the Class-E power amplifier (PA) with a shunt capacitance and a shunt filter, leading to a revelation of a unique design flexibility that can be exploited either to… read more here.

Keywords: class power; power amplifier; shunt capacitance; amplifier shunt ... See more keywords
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Input-Harmonic-Controlled Broadband Continuous Class-F Power Amplifiers for Sub-6-GHz 5G Applications

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Published in 2020 at "IEEE Transactions on Microwave Theory and Techniques"

DOI: 10.1109/tmtt.2020.2984603

Abstract: A comprehensive analysis is presented for investigating the effects of input nonlinearity on performance and broadband design of continuous-mode class-F power amplifiers (PAs). New time-domain waveforms are derived considering input and output harmonic terminations for… read more here.

Keywords: class power; power amplifiers; power; class ... See more keywords