POWER_AMPLIFIER

作品数：137被引量：118H指数：4
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Sub-2W tunable laser based on silicon photonics power amplifier
《Light(Science & Applications)》2025年第1期177-185,共9页Neetesh Singh Jan Lorenzen Muharrem Kilinc Kai Wang Milan Sinobad Henry Francis Jose Carreira Michael Geiselmann Umit Demirbas Mikhail Pergament Sonia M.Garcia-Blanco Franz X.Kärtner 
supported by EU Horizon 2020 Framework Programme—Grant Agreement No.:965124(FEMTOCHIP);Deutsche Forschungsgemeinschaft(SP2111)contract number PACE:Ka908/10-1;Open Access funding enabled and organized by Projekt DEAL.
High-power tunable lasers are intensely pursued due to their vast application potential such as in telecom,ranging,and molecular sensing.Integrated photonics,however,is usually considered not suitable for high-power a...
关键词：TUNABLE AMPLIFIER POWER 
Channel estimation in integrated radar and communication systems with power amplifier distortion
《Journal of Systems Engineering and Electronics》2024年第5期1098-1108,共11页LIU Yan YI Jianxin WAN Xianrong RAO Yunhua HAO Caiyong 
supported by the National Natural Science Foundation of China(61931015,62071335,62250024);the Natural Science Foundation of Hubei Province of China(2021CFA002);the Fundamental Research Funds for the Central Universities of China(2042022dx0001);the Science and Technology Program of Shenzhen(JCYJ20170818112037398).
To reduce the negative impact of the power amplifier(PA)nonlinear distortion caused by the orthogonal frequency division multiplexing(OFDM)waveform with high peak-to-average power ratio(PAPR)in integrated radar and co...
关键词：channel estimation integrated radar and communication(RadCom) passive sensing nonlinear distortion power amplifier(PA) pilot pattern 
Low Complexity Digital Pre-Distortion (DPD) for Multi-Band Radio over Fiber Transmission Systems
《Journal of Computer and Communications》2024年第11期241-262,共22页Zijian Cheng Xiupu Zhang 
Nonlinear distortion is one of key limiting factors in radio over fiber (RoF) transmission systems. To suppress the nonlinear distortion, digital pre-distortion (DPD) has been investigated considerably. However, for m...
关键词：Multidimensional Digital Predistortion (DPD) Memorial Polynomial (MP) Power Amplifier (PA) Radio over Fiber Fronthaul Networks 5G 
Realization of Low in-Band Harmonic for Compact 6–18-GHz T/R Module Under TX-Mode Operation
《Chinese Journal of Electronics》2024年第2期380-384,共5页Jinming LAI Zhiyou LI Chaojie WANG Hailong WANG Xiaohua MA 
Wideband high power amplifier(PA)with poor harmonic suppression will degrade the performance of the active electronically scanned array(AESA)due to its harmonic products falling into the operating bandwidth of a wideb...
关键词：GaN power amplifier(PA) Harmonic suppression Low in-band harmonic p-i-n switch Wideband T/R.module. 
A novel topology with controllable wideband baseband impedance for power amplifiers
《Frontiers of Information Technology & Electronic Engineering》2024年第2期308-315,共8页Yao YAO Zhijiang DAI Mingyu LI 
Project supported by the National Natural Science Foundation of China(No.62001061);the Science and Technology Research Program of Chongqing Municipal Education Commission,China(No.KJQN202201525);the Natural Science Foundation of Chongqing,China(No.CSTB2022NSCQ-MSX0453);the Research Foundation of Chongqing University of Science and Technology,China(No.CKRC2020029)。
This paper presents a novel topology to control the baseband impedance of a power amplifier(PA)to avoid performance deterioration in concurrent dual-band mode.This topology can avoid pure resonance of capacitors and i...
关键词：Baseband impedance Concurrent dual-band Power amplifier 
A 24−30 GHz 8-element dual-polarized 5G FR2 phased-array transceiver IC with 20.8-dBm TX OP1dB and 4.1-dB RX NF in 65-nm CMOS
《Journal of Semiconductors》2024年第1期22-32,共11页Yongran Yi Dixian Zhao Jiajun Zhang Peng Gu Chenyu Xu Yuan Chai Huiqi Liu Xiaohu You 
This work was supported in part by the National Key Research and Development Program of China under Grant 2019YFB1803000;in part by the Major Key Project of Peng Cheng Laboratory,Shenzhen,China,under Project PCL2021A01-2.
This article presents an 8-element dual-polarized phased-array transceiver(TRX)front-end IC for millimeter-wave(mm-Wave)5G new radio(NR).Power enhancement technologies for power amplifiers(PA)in mm-Wave 5G phased-arra...
关键词：fifth-generation(5G) power amplifier millimeter-wave TRANSCEIVER PHASED-ARRAY 
5G Wideband Bandpass Filtering Power Amplifiers Based on a Bandwidth-Extended Bandpass Matching Network被引量：2
《China Communications》2023年第11期56-66,共11页Weimin Wang Hongmin Zhao Yongle Wu Xiaopan Chen 
supported by National Natural Science Foundations of China (No.61971052 and No.U20A20203);Key Research and Development Project of Guangdong Province (2020B0101080001)
In this paper,a 5G wideband power amplifier(PA)with bandpass filtering response is synthesized using a bandwidth-extended bandpass filter as the matching network(MN).In this structure,the bandwidth(θ_(C))is defined a...
关键词：bandpass filtering bandwidth-extension fixed order power amplifier WIDEBAND 
Research Towards Terahertz Power Amplifiers in Silicon-Based Process
《ZTE Communications》2023年第2期88-94,共7页CHEN Jixin ZHOU Peigen YU Jiayang LI Zekun LI Huanbo PENG Lin 
supported in part by the National Natural Science Foundation of China under Grant Nos.62101117 and 62188102;in part by ZTE Industry-University-Institute Cooperation Funds;in part by the Project funded by China Postdoctoral Science Foundation under Grant Nos.2021M700763 and 2022T150113.
In view of the existing design challenges for Terahertz(THz)power amplifiers(PAs),the common design methods and the efforts of the State Key Laboratory of Millimeter Wave,Southeast University,China in the development ...
关键词：power amplifier power combining SIGE SILICON-BASED TERAHERTZ 
High linearity U-band power amplifier design:a novel intermodulation point analysis method被引量：3
《Frontiers of Information Technology & Electronic Engineering》2023年第1期176-186,共11页Jie CUI Peipei LI Weixing SHENG 
Project supported by the National Natural Science Foundation of China(No.62001232)。
A power amplifier’s linearity determines the emission signal’s quality and the efficiency of the system.Nonlinear distortion can result in system bit error,out-of-band radiation,and interference with other channels,...
关键词：CMOS silicon-on-insulator(SOI) Linearity analysis Milimeter wave(mm-Wave) Power amplifier 
Analysis of Drain Modulation for High Voltage GaN Power Amplifier Considering Parasitics被引量：1
《Transactions of Nanjing University of Aeronautics and Astronautics》2022年第5期521-529,共9页CHEN Xiaoqing CHENG Aiqiang ZHU Xinyi GU Liming TANG Shijun 
supported by the Pri⁃mary Research&Development Plan of Jiangsu Province(Nos.BE2022070,BE2022070-2).
For high-voltage and high-power Gallium Nitride(GaN)power amplifiers,a drain modulation circuit with rapid rise and fall time is proposed in this paper.To decrease the rise and fall time,the high-side bootstrap drive ...
关键词：drain modulation GAN high voltage power amplifier parasitic inductance N-MOS driver 
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