PHASED-ARRAY

作品数：24被引量：82H指数：4
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Analysis of a Hail Process in Foshan,Guangdong Province Using an Advanced Phased-Array Radar System and Development of a New Early Warning Index
《Journal of Meteorological Research》2025年第1期41-58,共18页Ling YANG Jie FU Zhaoming LI Shuqing MA Wanyi WEI Yang LIU 
Supported by the Joint Fund Project of National Natural Science Foundation of China(U2142210).
Dual-Doppler radar detection and wind-field retrieval techniques are crucial for capturing small-scale structures within convective systems.The spatiotemporal resolution of radar data is a key factor influencing the a...
关键词：HAIL X-band phased-array weather radar UPDRAFT vertical wind shear 
A low-voltage-driven MEMS ultrasonic phased-array transducer for fast 3D volumetric imaging
《Microsystems & Nanoengineering》2024年第5期45-60,共16页Yun Zhang Tong Jin Yining Deng Zijie Zhao Rui Wang Qiong He Jianwen Luo Jiawei Li Kang Du Tao Wu Chenfang Yan Hao Zhang Xinchao Lu Chengjun Huang Hang Gao 
This work was supported in part by the National Key Research and Development Program of China under Grants 2023YFE0206400 and 2023YFB3608800;in part by the National Natural Science Foundation of China under Grants 6217012870,62171442,62027901 and 62275264;in part by the CAS-CSIRO Partnership Joint Project under Grant number 172511KYSB20210008.
Wearable ultrasound imaging technology has become an emerging modality for the continuous monitoring of deep-tissue physiology,providing crucial health and disease information.Fast volumetric imaging that can provide ...
关键词：OVERCOME element INTERPRETING 
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 
Application of X-band Polarimetric Phased-array Radars in Quantitative Precipitation Estimation被引量：2
《Journal of Tropical Meteorology》2023年第1期142-152,共11页张羽 刘显通 陈炳洪 冯嘉宝 曾琳 田聪聪 
Guangzhou Science and Technology Plan Project(202103000030);Guangdong Meteorological Bureau Science and Technology Project(GRMC2020Z08);a project co-funded by the Development Team of Radar Application and Severe Convection Early Warning Technology(GRMCTD202002)。
The performance of different quantitative precipitation estimation(QPE) relationships is examined using the polarimetric variables from the X-band polarimetric phased-array radars in Guangzhou,China.Three QPE approach...
关键词：X-band polarimetric phased-array radar raindrop spectrum quantitative precipitation estimation 
A Ka-band calibratable phased-array front-end chip with high element-consistency
《Science China(Information Sciences)》2022年第12期319-320,共2页Shiyan SUN An'an LI Yingtao DING Zipeng CHEN Wei WANG Sijia JIANG Zhiming CHEN Baoyong CHI 
Dear editor,Active phased arrays are widely used in radar and communication systems due to their characteristics such as rapid wave beam steering, agile beamforming, and spatial power synthesis. The phased-array syste...
关键词：synthesis array ELEMENT 
A CMOS 4-Element Ku-Band Phased-Array Transceiver
《Chinese Journal of Electronics》2022年第6期1092-1105,共14页ZHANG Xiaoning YU Yiming ZHAO Chenxi LIU Huihua WU Yunqiu KANG Kai 
supported by the National Key R&D Program of China(2020YFB1805003);the National Natural Science Foundation of China(61931007,62171102,62025106)。
This paper presents a Ku-Band fully differential 4-element phased-array transceiver using a standard 180-nm CMOS process.Each transceiver is integrated with a 5-bit phase shifter and 4-bit attenuator for high-resoluti...
关键词：ATTENUATOR CMOS KU-BAND PHASED-ARRAY Phase shifter TRANSCEIVER Temperature effect 
A New X-band Weather Radar System with Distributed Phased-Array Front-ends: Development and Preliminary Observation Results
《Advances in Atmospheric Sciences》2022年第3期386-402,共17页Xiaoqiong ZHEN Shuqing MA Hongbin CHEN Guorong WANG Xiaoping XU Siteng LI 
supported by Natural Science Foundation of China(NSFC)(Grant No.31727901)。
A novel weather radar system with distributed phased-array front-ends was developed. The specifications and preliminary data synthesis of this system are presented, which comprises one back-end and three or more front...
关键词：phased-array weather radar multiple radar front-ends synchronized azimuthal scanning(SAS) data time differences(DTD) wind fields 
A Highly Efficient Algorithm for Phased-Array mmWave Massive MIMO Beamforming
《Computers, Materials & Continua》2021年第10期679-694,共16页Ayman Abdulhadi Althuwayb Fazirulhisyam Hashim Jiun Terng Liew Imran Khan Jeong Woo Lee Emmanuel Ampoma Affum Abdeldjalil Ouahabi Sébastien Jacques 
With the rapid development of the mobile internet and the internet of things(IoT),the fifth generation(5G)mobile communication system is seeing explosive growth in data traffic.In addition,low-frequency spectrum resou...
关键词：5G mmWave phased array ALGORITHM antenna beamforming 
Rapid-Scan and Polarimetric Phased-Array Radar Observations of a Tornado in the Pearl River Estuary被引量：13
《Journal of Tropical Meteorology》2021年第1期81-86,共6页ZHANG Yu BAI Lan-qiang MENG Zhi-yong CHEN Bing-hong TIAN Cong-cong FU Pei-ling 
Key-Area R&D Program of Guangdong Province(2020B1111200001);National Key R&D Program of China(2017YFC1501701);National Natural Science Foundation of China(41875051);Guangzhou Municipal Science and Technology Planning Project(201903010101)
The strong destructive winds during tornadoes can greatly threaten human life and destroy property.The increasing availability of visual and remote observations,especially by Doppler weather radars,is of great value i...
关键词：TORNADO waterspout phased-array radar DUAL-POLARIZATION China 
Automatic Discontinuity Classification of Wind-turbine Blades Using A-scan-based Convolutional Neural Network被引量：3
《Journal of Modern Power Systems and Clean Energy》2021年第1期210-218,共9页Jiyeon Choung Sun Lim Seung Hwan Lim Su Chung Chi Mun Ho Nam 
supported by the Korea Institute of Energy Technology Evaluation and Planning (KETEP) “Development of System for Damage Detection on the Outer of Fibrous Composite Blade for Wind Power Plants In-process and In-service Inspection”(No. 20153030024070);funded by the Ministry of Trade,Industry,and Energy (MOTIE),Korea。
Recent development trends in wind power generation have increased the importance of the safe operation of wind-turbine blades(WTBs). To realize this objective, it is essential to inspect WTBs for any defects before th...
关键词：Wind-turbine blade(WTB) blade inspection platform convolutional neural network(CNN) DISCONTINUITY phased-array ultrasonic testing(PAUT) A-SCAN 
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