Spaceborne SAR
An Improved DBF Processor with a Large Receiving Antenna for Echoes Separation in Spaceborne SAR
... innovative spaceborne SAR imaging modes with the scheme of several sub-pulses transmitted with different time delays in a single pulse repetition interval (PRI) have been proposed in recent years ...
9
Multitemporal landslides inventory map updating using spaceborne SAR analysis
... Slow moving landslides on a basin scale can be detected and analysed through the integration of spaceborne SAR interfer- ometry data with thematic maps, field campaigns and in situ monitoring (Farina et al., ...
9
A Novel Imaging Algorithm for Focusing High-Resolution Spaceborne SAR Data in Squinted Sliding-Spotlight Mode
... squinted SAR has the capability of observing the specified region-of-interest (ROI) several times to generate multiple acquisitions during single pass by properly adjusting squint angle of the antenna, which can ...
6
Research on Spaceborne SAR HRWS-GMTI Imaging Method Based on Relax Algorithm
... of spaceborne SAR is to image the area of the earth with high resolution and wide ...channel SAR system, the challenge is that due to the limitation of “the minimum antenna area” [5], the ...
12
Evaluation of insar dem from high-resolution spaceborne sar data
... of SAR is the generation of ...instance, SAR Stereo (e.g., Raggam et al, 2010) or SAR Interferometry ...complex SAR data, which requires the acquisitions been taken from unlike satellite ...
6
Temporal variation of the Shinmoe dake crater in the 2011 eruption revealed by spaceborne SAR observations
... simulated SAR image, and the modified ...airborne SAR observations at noon on the same day and estimated the DTM around the crater using a single-pass InSAR analysis (Shimono et ...airborne SAR ...
11
Water vapour distribution at urban scale using high-resolution numerical weather model and spaceborne SAR interferometric data
... Abstract. The local distribution of water vapour in the ur- ban area of Rome has been studied using both a high reso- lution mesoscale model (MM5) and Earth Remote Sensing-1 (ERS-1) satellite radar data. Interferometric ...
12
Detection of Ground Moving Targets for Two-Channel Spaceborne SAR-ATI
... present spaceborne synthetic aperture radar (SAR) systems, such as TerraSAR-X and RADARSAT-2, are con- strained to two channels to detect slowly moving targets on the ...registered SAR images whereas ...
9
Digital Beamforming on Receive in Elevation for Spaceborne Hybrid Phased-MIMO SAR
... traditional spaceborne synthetic aperture radar (SAR), the next generation of top- level spaceborne SAR systems will comprise, among others, high resolution and long-range imaging ...
14
Imaging high latitude plasma density irregularities resulting from particle precipitation: spaceborne L band SAR and EISCAT observations
... Modern spaceborne SAR systems such as L-band ALOS/ALOS-2 deliver meter to sub-meter-scale resolution surface ...in SAR Single-look complex (SLC) data and leads to an azimuth (along satellite track ...
8
A weighted least squares solution for space intersection of spaceborne stereo SAR data
... (8) when a greater weight is given to the range observations. The error model for measurements of azimuth line must be revised because the assumption of good orbit data was made in [7], which is not always valid for ...
8
An integrative synchronization and imaging approach for bistatic spaceborne/stratospheric SAR with a fixed receiver
... Bistatic spaceborne/stratospheric synthetic aperture radar (SAR) with a fixed receiver is a novel hybrid bistatic SAR system, in which a spaceborne SAR serves as the transmitter of ...
16
Reconstructing 2-D/3-D Building Shapes From Spaceborne Tomographic SAR Point Clouds
... meter-resolution SAR sensors and advanced multi-pass interferometric techniques such as tomographic SAR inversion (TomoSAR), it is now possible to generate 4-D (space-time) point clouds of the illuminated ...
8
Perspective of Utilization of The Spaceborne P-Band SAR Together With L/S-Band SAR
... P-band SAR is known to be effective instrument for the solution of topical remote sensing tasks in the area of forestry, geology, oceanology, subsurface sounding in global scale and at higher level because of ...
8
Spaceborne Polarimetric SAR Interferometry: Performance Analysis and Mission Concepts
... We investigate multichannel imaging radar systems employing coherent combinations of polarimetry and interferometry (Pol- InSAR). Such systems are well suited for the extraction of bio- and geophysical parameters by ...
21
Reconstruction of Building Footprints using Spaceborne TOMOSAR Point Clouds
... (VHR) spaceborne SAR sensors such as TerraSAR-X/ TanDEM-X and COSMO-SkyMed can deliver data beyond the inherent spatial scales of ...advanced SAR interferometric methods, TomoSAR is the most general ...
8
Calibration of spaceborne CTLR compact polarimetric low-frequency SAR using mixed radar calibrators
... P-band spaceborne SAR measurements will suffer from Faraday rotation (FR) ...to SAR systems transmitting on a single polarization, thus increasing the time needed for global ...(CP) SAR mode ...
29
Arctic Sea Ice Characterization using Spaceborne Fully Polarimetric L-, C- and X-Band SAR with Validation by Airborne Measurements
... imaging, SAR is not impeded by cloud coverage, fog, or the lack of ...purpose. Spaceborne SAR sensors can cover almost any region on the globe with short revisit ...different SAR missions ...
20
Design of SAR Logic for Low Power High Speed SAR ADC
... The SAR is initialized so that the most significant bit (MSB) is activated to a digital ...the SAR to reset this bit; otherwise, the bit remains to ...the SAR has been ...
9
SAR-Sharpening in the Kennaugh Framework applied to the Fusion of Multi-Modal SAR and Optical Images
... band, SAR acquisitions can be projected on the earth’s surface by solving the Doppler equation for each range line with the accuracy of a few meters or even less (Schubert et ...resolution SAR acquisitions ...
8