Results 41 to 50 of about 1,999,725 (279)

Development of RF Hardware and Point Cloud Processing Method for Phased Array Millimeter Wave Radar

IET Signal Processing
The development of smart transportation has raised the demand for perception and detection of vehicle targets on the road, and compared to traditional methods, such as video cameras, millimeter wave radar applications are becoming increasingly widespread.
Zihang Yan, Hua Zhang, Bo Yan, Jingrong Sun   +3 more
doaj   +1 more source

Advancements and Future Directions of Automotive Radar in Autonomous Vehicles [PDF]

MATEC Web of Conferences
The advancement of autonomous driving hinges on integrated perception systems combining LiDAR, millimeter-wave radar, and ultrasonic radar. LiDAR employs laser scanning (e.g., 905 nm or 1550 nm wavelengths) to achieve centimeter-level 3D environmental ...
Chen Zhiyuan
doaj   +1 more source

Rapid Microwave Plasma Engineering of HfO2/C@C Core‐Shell Fibrous Membrane Toward Flexible High‐Performance Electromagnetic Wave Absorption

Advanced Functional Materials, EarlyView.
Rapid microwave plasma torch engineering tunes crystal phases, carbon graphitization and oxygen‐vacancy defects in HfO2/C@C core‐shell fibrous membranes. Synergistic multi‐loss effects optimize impedance matching to deliver −65.75 dB reflection loss and a 7.37 GHz effective bandwidth for flexible electromagnetic wave absorption.
Qichao Ding, Limeng Song, Wei Li, Jiangtao Hao, Xuewen Jiang, Mengru Li, Xinglai Yuan, Gang Wang, Yanqiu Zhu, Mi Tian, Hailong Wang, Hongxia Li, Biao Zhao, Rui Zhang, Bingbing Fan   +14 more
wiley   +1 more source

Experimental Analysis of Accuracy and Precision in Displacement Measurement Using Millimeter-Wave FMCW Radar

Applied Sciences
Millimeter-wave radar is emerging as a key sensor technology not only for autonomous driving but also for various industrial applications, such as vital sign monitoring and structural displacement sensing using millimeter-wave FMCW radar, which must ...
Hajime Takamatsu, Nariteru Hinohara, Ken Suzuki, Fuminori Sakai   +3 more
doaj   +1 more source

Millimeter-Wave Radar and Vision Fusion Target Detection Algorithm Based on an Extended Network

Machines, 2022
The need for a vehicle to perceive information about the external environmental as an independent intelligent individual has grown with the progress of intelligent driving from primary driver assistance to high-level autonomous driving.
Chunyang Qi, Chuanxue Song, Naifu Zhang, Shixin Song, Xinyu Wang, Feng Xiao   +5 more
doaj   +1 more source

Mutual Interference Mitigation of Millimeter-Wave Radar Based on Variational Mode Decomposition and Signal Reconstruction

, 2023
As an important remote sensing technology, millimeter-wave radar is used for environmental sensing in many fields due to its advantages of all-day, all-weather operation.
Bo Feng, Yanbing Li, Weichuan Zhang, Feng, Bo, Zhang, Weichuan, Li, Yanbing   +5 more
core   +1 more source

Biomass DNA: An Emerging Building Block for Advanced Materials

Advanced Materials, EarlyView.
Biomass DNA is rapidly emerging from its traditional role as a genetic blueprint to serve as a versatile abundant, highly programmable polymeric building block. This review highlights the transformation of macroscopic bulk biomass DNA into next generation of functional materials, spanning from dynamic hydrogels, sustainable bioplastics, and high ...
Yuwei Hu, Itamar Willner, Li Niu
wiley   +1 more source

Experimental Study of Trans-Medium Communication of Millimeter-Wave Radar in Wave Tank

水下无人系统学报
Wireless cross-medium communication for underwater equipment may be possible by using millimeter-wave radar to detect the micro-wave vibration on the water surface excited by sound waves of underwater equipment. Studying the effect of water surface waves
Yuming ZENG, Kun ZHANG, Nanyan LE, Chunyi SONG, Zhiwei XU   +4 more
doaj   +1 more source

Data Feature Analysis of Non-Scanning Multi Target Millimeter-Wave Radar in Traffic Flow Detection Applications

Sensors, 2018
The millimeter-wave radar has been widely used in traffic applications. However, little research has been done to install the millimeter-wave radar on the top of a road for detecting road traffic flow at a downward looking direction.
Haiqing Liu, Na Li, Deyong Guan, Laxmisha Rai   +3 more
doaj   +1 more source

Liquid‐Crystal‐Based Reconfigurable Intelligent Surface for 7 GHz Mobile Communication

Advanced Materials Technologies, EarlyView.
The glass‐based liquid‐crystal reconfigurable intelligent surface (LC‐RIS) integrates active‐matrix driving and blind‐greedy phase optimization within a 5G‐NR OFDM framework. This enables continuously tunable and autonomous enhancement of wireless coverage. Leveraging the transparency and manufacturability of liquid crystal panels, it is ideally suited
Tien‐Lun Ting, Yuh‐Chyi Chang, Yi‐Chan Hung, Cheng‐Yuan Hsiao, Chao‐Kai Wen, Tsung‐Hsien Lin   +5 more
wiley   +1 more source