Results 11 to 20 of about 1,533 (217)

The research of improved MUSIC algorithm based on far field sound source localization

Dianzi Jishu Yingyong, 2018
Systemic research has been done on the thesis of far field sound source localization combined characteristics of the speech signal in this paper. An improved MUSIC algorithm is proposed based on the traditional MUSIC algorithm in far-field of microphone ...
Deng Yanrong, Li Jiadong, Zhang Fabi, Luo Di, Zhu Chengtong, Feng Zhenbang   +5 more
doaj   +1 more source

Double grating high efficiency nanostructured silicon-based ultra-thin solar cells

Results in Physics, 2020
In this paper, the cylindrical, conical and parabolic nanostructures inherited from self-organized anodic aluminum oxide (AAO) are applied to silicon-based ultra-thin solar cells aiming for a new design concept for low-cost, high-efficiency double ...
Tangyou Sun, Hui Shi, Le Cao, Yun Liu, Jie Tu, Meijun Lu, Haiou Li, Wenning Zhao, Qi Li, Tao Fu, Fabi Zhang   +10 more
doaj   +1 more source

A novel SOI LDMOS with substrate field plate and variable-k dielectric buried layer

Results in Physics, 2018
A novel silicon-on-insulator (SOI) lateral double-diffused metal-oxide-semiconductor (LDMOS) structure has been proposed. The new structure features a substrate field plate (SFP) and a variable-k dielectric buried layer (VKBL).
Qi Li, Yi Wen, Fabi Zhang, Haiou Li, Gongli Xiao, Yonghe Chen, Tao Fu   +6 more
doaj   +1 more source

Measurement of Antarctic ice sheet movements in vicinity of Syowa Station through one year of GPS observations

Antarctic Record, 2010
We conducted GPS observations on the Antarctic ice sheet in the vicinity of Syowa Station, during wintering of the 48th Japanese Antarctic Research Expedition (JARE-48). Continuous GPS data for about one year was obtained for the first time.
Naoki Arai, Minoru Ito, Koichiro Doi, Yuichi Aoyama   +3 more
doaj   +1 more source

A Discussion on e-Navigation and Implementation in Turkey [PDF]

TransNav, 2014
Electronic navigation, which has great important for ship management, has taken a step with technological improvements. In the result of these enhancements, new systems appeared as well as existing systems and these systems began to be integrated each ...
Volkan Aydogdu, Ender Yalcin, Cemil Yurtóren, Selim Aksoy   +3 more
doaj   +1 more source

Multi-path suppression algorithm for through-the-wall imaging

The Journal of Engineering, 2019
Through-the-wall radar has been used in rescue missions, behind-the-wall targets detection, surveillance and reconnaissance etc. However, through-the-wall radar encounters two major problems in complex environment.
Yikun Zhao, Wenfu Yang, Yinchuan Li, Yin Xiang, Zegang Ding   +4 more
doaj   +1 more source

An Extremum Approximation ARAIM Algorithm Based on GPS and BDS

IEEE Access, 2020
Advanced receiver autonomous integrity monitoring (ARAIM) is a new technology that can reduce the vertical protection level (VPL) by optimizing the probability of configuration information to improve availability.
Xiyan Sun, Linzhu Xu, Yuanfa Ji, Wentao Fu, Suqing Yan, Qidong Chen   +5 more
doaj   +1 more source

An Integrated Detection Based on a Multi-Parameter Plasmonic Optical Fiber Sensor

Sensors, 2021
In this paper, a multi-parameter integrated detection photonic crystal fiber (PCF) sensor based on surface plasmon resonance (SPR) is proposed for its application in detecting temperature, magnetic field, and refractive index. The air holes on both sides
Gongli Xiao, Zetao Ou, Hongyan Yang, Yanping Xu, Jianyun Chen, Haiou Li, Qi Li, Lizhen Zeng, Yanron Den, Jianqing Li   +9 more
doaj   +1 more source

Tunable electronic and optical properties of a type-II violet phosphorus/ZrS2 heterojunction: First-principles calculation [PDF]

AIP Advances
Constructing two-dimensional (2D) van der Waals (vdW) heterojunctions is an effective strategy for tuning the electronic structures and optical response of 2D materials.
Yongfa Ling, Hui Huang, Tianhai Lin, Jintao Yi, Guangze Chen, Meihua Shou, Qing Liao   +6 more
doaj   +1 more source

Electromagnetically induced transparency based on magnetic toroidal mode of dielectric reverse-symmetric spiral metasurfaces

New Journal of Physics, 2022
The intriguing properties of the toroidal mode (TM) resonance can potentially promote a low-loss light–matter interaction. This study proposes an electromagnetically induced transparency (EIT) resonance with a high quality factor, which can reach 7798 ...
Tao Fu, Ziquan Zhou, Daofan Wang, Tianbo Yang, Haiou Li, Yonghe Chen   +5 more
doaj   +1 more source