Results 91 to 100 of about 623,780 (223)

A Concept for a High Performance Reflector-Based X-Band SAR [PDF]

, 2010
The success of current spaceborne Synthetic Aperture Radar (SAR) is boosting the performance requirement of next generation systems. In order to cope with the evolution of SAR the design of the new systems will need to meet higher requirements for ...
Patyuchenko, Anton, Huber, Sigurd, Moreira, Alberto, Younis, Marwan, Krieger, Gerhard   +4 more
core  

Sea Surface and Snowflakes as Natural Targets Connecting FY‐3G and GPM‐CO Dual‐Frequency Radars

Geophysical Research Letters
The Precipitation Measurement Radar (PMR) onboard FengYun‐3G consists of a Ku‐/Ka‐band radar, which is characterized by similar configurations with the Dual‐frequency Precipitation Radar (DPR) carried by Global Precipitation Measurement mission Core ...
Bo Liu, Haoran Li, Liping Liu, Jian Shang, Honggang Yin, Kwo‐Sen Kuo   +5 more
doaj   +1 more source

Sector Imaging Radar for Enhanced Vision [PDF]

, 2001
SIREV (Sector Imaging Radar for Enhanced Vision) is an innovative radar system which can supply high-quality images of a sector in front of an aircraft under almost every weather condition.
Witte, Franz, Mittermayer, Josef, Keydel, Wolfgang, Moreira, Alberto, Wendler, Michael, Krieger, Gerhard   +5 more
core  

Complex Terrain Calibration Method for Ground-based Radar in Sichuan Based on Spaceborne Radar

应用气象学报
A comprehensive satellite-ground radar matching calibration method is proposed to address calibration challenges of multi-band ground radar in Sichuan complex terrain.
Li Xuan, Wu Chong, Jiang Xingwen
doaj   +1 more source

A novel motion compensation algorithm for spaceborne inverse synthetic aperture radar imaging of air target under low signal‐to‐noise ratio condition

IET Radar, Sonar & Navigation
The spaceborne Inverse Synthetic Aperture Radar (ISAR) has garnered significant attention due to its extensive observation range and robust anti‐attack capabilities.
Yichen Zhou, Yong Wang
doaj   +1 more source

First Retrieval of Sea Surface Currents Using L-Band SAR in Satellite Formation

Remote Sensing
The inversion of ocean currents is a significant challenge and area of interest in ocean remote sensing. Spaceborne along-track interferometric synthetic aperture radar (ATI-SAR) has several advantages and benefits, including precise observations ...
Bo Pan, Xinzhe Yuan, Tao Li, Tao Lai, Xiaoqing Wang, Chengji Xu, Haifeng Huang   +6 more
doaj   +1 more source

Assessment of the Potential of Spaceborne GNSS-R Interferometric Altimetry for Monthly Marine Gravity Anomaly

Remote Sensing
The Earth’s time-variable gravity field holds significant research and application value. However, satellite gravimetry missions such as GRACE and GRACE-FO face limitations in spatial resolution when detecting monthly gravity fields, while traditional ...
Lichang Duan, Weihua Bai, Junming Xia, Zhenhe Zhai, Feixiong Huang, Cong Yin, Ying Long, Yueqiang Sun, Qifei Du, Xianyi Wang, Dongwei Wang, Yixuan Sun   +11 more
doaj   +1 more source

Spaceborne High-resolution Stepped-frequency SAR Imaging Technology

Leida xuebao, 2019
Spaceborne Synthetic Aperture Radar (SAR) is a type of microwave imaging radar with 2D high resolution. This technological device achieves range high resolution by transmitting wideband signals and azimuth high resolution through the synthetic aperture ...
LONG Teng, DING Zegang, XIAO Feng, WANG Yan, LI Zhe   +4 more
doaj   +1 more source

TanDEM-X Scientific Results and Future Formation Flying SAR Missions [PDF]

, 2011
TanDEM-X (TerraSAR-X add-on for Digital Elevation Measurements) is an innovative spaceborne radar interferometer mission that was launched on June 21, 2010. This paper gives an overview of scientific experiments that have been conducted during the TanDEM-
Lopez Dekker, Paco, De Zan, Francesco, Hajnsek, Irena, Rodriguez Cassola, Marc, Zink, Manfred, Moreira, Alberto, Prats, Pau, Baumgartner, Stefan, Papathanassiou, Konstantinos, Krieger, Gerhard   +9 more
core  

Velocity Dealiased Spectral Estimators of Range Migrating Targets using a Single Low-PRF Wideband Waveform [PDF]

, 2013
Wideband radars are promising systems that may provide numerous advantages, like simultaneous detection of slow and fast moving targets, high range-velocity resolution classification, and electronic countermeasures.
Bidon, Stéphanie, Besson, Olivier, Deudon, François, Tourneret, Jean-Yves   +3 more
core   +1 more source