Results 31 to 40 of about 2,253,897 (339)

Assessing Single-Polarization and Dual-Polarization TerraSAR-X Data for Surface Water Monitoring

Remote Sensing, 2018
Three synthetic aperture radar (SAR) data classification methodologies were used to assess the ability of single-polarization and dual-polarization TerraSAR-X (TSX) data to classify surface water, including open water, ice, and flooded vegetation.
Katherine Irwin, Alexander Braun, Georgia Fotopoulos, Achim Roth, Birgit Wessel   +4 more
doaj   +1 more source

Polarization‐Controlled Dual‐Programmable Metasurfaces

Advanced Science, 2020
Programmable metasurfaces allow dynamic and real‐time control of electromagnetic (EM) waves in subwavelength resolution, holding extraordinary potentials to establish meta‐systems. Achieving independent and real‐time controls of orthogonally‐polarized EM
Xin Ge Zhang, Qian Yu, Wei Xiang Jiang, Ya Lun Sun, Lin Bai, Qiang Wang, Cheng‐Wei Qiu, Tie Jun Cui   +7 more
doaj   +1 more source

A THz fiber polarization splitter based on anti-resonant hollow-core fiber with the asymmetric dual-suspended cores

Frontiers in Physics, 2023
In this paper a novel THz fiber polarization splitter based on anti-resonant hollow-core fiber with asymmetric dual-suspended cores has been proposed. For the proposed polarization splitter, the ultra-low confinement loss and great polarization splitting
Yipeng Lu, Zhongrui Han, Fengjun Tian, Zhibin Zeng, Youzhi Chen, Zhiguo Xiu, Sichen Liu, Chao liu, Xinghua Yang, Jianzhong Zhang   +9 more
doaj   +1 more source

Experimental Demonstration of Dual Polarization Nonlinear Frequency Division Multiplexed Optical Transmission System [PDF]

, 2017
Multi-eigenvalues transmission with information encoded simultaneously in both orthogonal polarizations is experimentally demonstrated. Performance below the HD-FEC limit is demonstrated for 8-bits/symbol 1-GBd signals after transmission up to 207 km of ...
Da Ros, Francesco, da Silva, Edson Porto, Gaiarin, Simone, Perego, Auro Michele, Zibar, Darko   +4 more
core   +2 more sources

Four-element ultrawideband textile cross array for dual-spatial and dual-polarization diversity [PDF]

, 2017
The emergence of miniaturized flexible electronics enables on-duty first responders to collect biometrical and environmental data through multiple on-body sensors, integrated into their clothing. However, gathering these life-saving data would be useless
Castel, Thijs, Lemey, Sam, Oestges, Claude, Rogier, Hendrik, Van Torre, Patrick   +4 more
core   +2 more sources

Design and Bolometer Characterization of the SPT-3G First-year Focal Plane [PDF]

, 2018
During the austral summer of 2016-17, the third-generation camera, SPT-3G, was installed on the South Pole Telescope, increasing the detector count in the focal plane by an order of magnitude relative to the previous generation.
Ade, P. A. R., Ahmed, Z., Anderson, A. J., Austermann, J. E., Avva, J. S., Bender, A. N., Benson, B. A., Carlstrom, J. E., Carter, F. W., Cecil, T., Chang, C. L., Cliche, J. F., Cukierman, A., de Haan, T., Denison, E. V., Ding, J., Dobbs, M. A., Dutcher, D., Everett, W., Foster, A., Gannon, R. N., Gilbert, A., Groh, J. C., Halverson, N. W., Harke-Hosemann, A. H., Harrington, N. L., Henning, J. W., Hilton, G. C., Holzapfel, W. L., Huang, N., Irwin, K. D., Jeong, O. B., Jonas, M., Khaire, T., Kofman, A. M., Korman, M., Kubik, D., Kuhlmann, S., Kuo, C. L., Lee, A. T., Lowitz, A. E., Meyer, S. S., Michalik, D., Montgomery, J., Nadolski, A., Natoli, T., Nguyen, H., Noble, G. I., Novosad, V., Padin, S., Pan, Z., Pearson, J., Posada, C. M., Rahlin, A., Ruhl, J. E., Saunders, L. J., Sayre, J. T., Shirley, I., Shirokoff, E., Smecher, G., Sobrin, J. A., Stark, A. A., Story, K. T., Suzuki, A., Tang, Q. Y., Thakur, R. Basu, Thompson, K. L., Tucker, C., Vale, L. R., Vanderlinde, K., Vieira, J. D., Wang, G., Whitehorn, N., Yefremenko, V., Yoon, K. W., Young, M. R.   +75 more
core   +3 more sources

An Integrated Dual-Band Dual-Circularly Polarized Shared-Aperture Transmit-Array Antenna for K-/Ka-Band Applications Enabled by Polarization Twisting Elements

IEEE Transactions on Antennas and Propagation, 2023
An integrated dual-band dual-circularly polarized (dual-CP) transmit-array (TA) antenna operating at K- and Ka-bands is proposed. Antenna-filter-antenna (AFA) based polarization twisting TA cells possessing high cross-polarized and low copolarized ...
X. Tong, Zhihao Jiang, Yuan Li, Fan Wu, Jianjun Wu, R. Sauleau, W. Hong   +6 more
semanticscholar   +1 more source

A Microstrip Antenna Achieves Dual Polarization Conversion by Rotating Metasurface

IEEE Access
To expand the channel capacity of a traditional single-polarization reconfigurable antenna, a design method for a dual-polarization reconfigurable microstrip antenna loaded with a passive metasurface was proposed.
Bo Wu, Pengdong Ji, Yang Li, Zhenwei Liu, Liang Zhang, Zhongxiang Zhang, Meng Kong   +6 more
doaj   +1 more source

Polarization Characteristics Simulation of Airborne Weather Radar Rainfall Target Based on Numerical Weather Prediction

Leida xuebao, 2016
Meteorological target simulation using polarization information is the foundation of the theoretical research and design application of dual-polarization Doppler weather radar.
Liu Xia, Han Yanfei, Li Hai, Lu Xiaoguang, Wu Renbiao   +4 more
doaj   +1 more source

Enhanced Angle-of-Arrival and Polarization Parameter Estimation Using Localized Hybrid Dual-Polarized Arrays

Sensors, 2022
The millimeter wave (mmWave) channel is dominated by line-of-sight propagation. Therefore, the acquisition of angle-of-arrival (AoA) and polarization state of the wave is of great significance to the receiver.
Xiaolu Yu, Hang Li, Jian Andrew Zhang, Xiaojing Huang, Zhiqun Cheng   +4 more
doaj   +1 more source