POWER_AMPLIFIER

作品数：137被引量：118H指数：4
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High efficiency dual-band filtering power amplifier被引量：2
《Science China(Information Sciences)》2022年第8期289-290,共2页Yuanchun LI Yuanbo WANG Disi WU Runze ZHAN Shichang CHEN Quan XUE 
supported by National Natural Science Foundation of China (Grand No. 61971197);Natural Science Foundation of Guangdong Province (Grant No. 2019A1515011440)。
Dear editor,In the past decades, filtering power amplifiers(PAs) have attracted much attention due to the integration of PA and filter and the potential for overall performance improvement. Nevertheless, all the repor...
关键词：AMPLIFIER POWER FILTERING 
A W-band wideband power amplifier using out-of-phase divider in 0.13-μm SiGe BiCMOS
《Science China(Information Sciences)》2018年第12期219-221,共3页Debin HOU Wei HONG Jixin CHEN Zhe SONG 
supported by National Natural Science Foundation of China (Grant Nos. 61331006, 61601121);Nature Science Foundation of Jiangsu Province (Grant No. BK20150638)
Dear editor,More and more researchers focus on millimeterwave applications for the resourceful unlicensed or light licensed frequencies such as 60 GHz, E-band(71–76 GHz and 81–86 GHz) for high data-rate communicatio...
关键词：A W-band wideband power amplifier using out-of-phase divider in 0.13 m SiGe BiCMOS 
mm Wave communications for 5G: implementation challenges and advances被引量：22
《Science China(Information Sciences)》2018年第2期1-19,共19页Lianming LI Dongming WANG Xiaokang NIU Yuan CHAI Linhui CHEN Long HE Xu WU Fuchun ZHENG Tiejun CUI Xiaohu YOU 
supported by National High-Tech Project(863)of China(Grant Nos.2011AA010201,2011AA010202);National Nature Science Foundation of China(Grant Nos.61306030,61674037);National Key R&D Program of China(Grant No.2016YFC0800400);Fundamental Research Funds for the Central Universities
The requirement of the fifth generation（5 G） wireless communication for high throughput motivates the wireless industry to use the mm Wave（millimeter wave） communications for its wide bandwidth advantage. To compe...
关键词：millimeter wave massive MIMO beamforming hybrid precoding channel estimation phased array power amplifier voltage controlled oscillator（VCO） 
45-GHz and 60-GHz 90 nm CMOS power amplifiers with a fully symmetrical 8-way transformer power combiner
《Science China(Information Sciences)》2017年第8期32-43,共12页Zhengdong JIANG Kaizhe GUO Peng HUANG Yiming FAN Chenxi ZHAO Yongling BAN Jun LIU Kai KANG 
supported by National Natural Science Foundation of China (Grant Nos. 61331006, 61422104);National Science and Technology Major Project of the Ministry of Science and Technology of China (Grand No. 2016ZX03001015-004);National High Technology Research and Development Program of China (863) (Grand No. 2015AA01A704)
In this paper, 45 GHz and 60 GHz power amplifiers（PAs） with high output power have been successfully designed by using 90 nm CMOS process. The 45 GHz（60 GHz） PA consists of two（four） differential stages. The siz...
关键词：millimeter wave power amplifier CMOS transformer power combiner 45 GHz 60 GHz 
A 5.8 GHz class-AB power amplifier with 25.4 d Bm saturation power and 29.7% PAE被引量：1
《Science China(Information Sciences)》2017年第4期187-191,共5页Chuan QIN Lei ZHANG Li ZHANG Yan WANG Zhiping YU 
supported by National High Technology Research and Development Program of China (863) (Grant No. 2015AA01A704);National Natural Science Foundation of China (Grants Nos. 61204026, 61331003);Tsinghua University Initiative Scientific Research Program
In this paper, an effective and succinct radio-frequency（RF） grounding technique for class-AB power amplifier（PA） is presented. The proposed technique employs a grounding path, resonant with a capacitor in series ...
关键词：power amplifier class AB high efficiency fully integrated CMOS 
Power allocation for massive MIMO:impact of power amplifier efficiency
《Science China(Information Sciences)》2016年第2期18-26,共9页Yingchu GUO Junlin TANG Gang WU Shaoqian LI 
supported by National Basic Research Program of China(973)(Grant No.2012CB316003)
With the rapid development of information technology, massive MIMO is becoming attractive for the fifth generation（5G） communication because of its outstanding performance in both spectral efficiency（SE）and energy...
关键词：5G massive MIMO energy efficiency green communication power amplifier efficiency 
A high power efficiency method using orthogonal signal decomposition in high PAPR system被引量：2
《Science China(Information Sciences)》2013年第4期169-175,共7页REN ZhiYuan LI YongZhao ZHANG HaiLin HAN Kun 
supported by 111 Project (Grant No. B08038);National Natural Science Foundation of China(Grant No. 61072069);Important National Science and Technology Specific Projects (Grant No. 2011ZX0300300-104,2012ZX03003012);State Key Laboratory of Integrated Services Network (Grant No. ISN090105);Fundamental Research Funds for the Central Universities
To solve the low-power-efficiency problem for high peak to average power ratio systems, such as OFDM, an orthogonal inhomogeneous signal decomposition approach is proposed in this paper. The novel method decomposes th...
关键词：green radio power amplifier orthogonal inhomogeneous signal decomposed power efficiency energy conservation 
A novel distortion elimination method of power amplifier in wideband OFDM system被引量：1
《Science China(Information Sciences)》2012年第2期396-406,共11页REN ZhiYuan ZHANG HaiLin 
supported by the 111 Project(Grant No.B08038);State Key Laboratory of Integrated Services Networks(Grant No.ISN090201);Program for New Century Excellent Talents in University(Grant No.NCET08-0810);UK-China Science Bridges:R&D on4G Wireless Mobile Communications,National Natural Science Foundation of China(Grant No.61072069);Fundamental Research Funds for the Central Universities(Grant No.72101855);Fundamental Research Funds for the Central Universities(Grant No.72105377)
The nonlinear, memory and saturate distortion caused by power amplifier lead to low BER performance and low power efficiency in wideband OFDM system. To solve the related problems, a novel power amplifier based on com...
关键词：wideband OFDM dynamic range extended memory predistorter 
A novel method for the improvement of power efficiency in high peak-to-average-power ratio communication systems被引量：4
《Science China(Information Sciences)》2010年第8期1697-1702,共6页REN ZhiYuan ZHANG HaiLin GUO Kai 
supported by the 111 Project (Grant No. B08038);the State Key Laboratory of Integrated Services Networks (Grant No. ISN090105);the Program for New Century Excellent Talents in University (GrantNo. NCET-08-0810);the National Natural Science Foundation of China (Grant No. 60772137);UK-ChinaScience Bridges: R&D on 4G Wireless Mobile Communications, Special Foundation of China Postdoctoral Science Foundation (Grant No. 200902588);China Postdoctoral Science Foundation (Grant No. 20080441166);the Fundamental Research Funds for the Central Universities (Grant No. 72105377)
To solve the problem of low power efficiency of power amplifiers （PA） in the high peak-to-averagepower ratio （PAPR） communication system, a novel signal decomposed amplifier structure has been proposed in order to...
关键词：Green Radio power amplifier signal decomposed 
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