Efficient near-field size target isar imaging method based on back projection
A backward projection, size and size technology, applied in the reflection/re-radiation of radio waves, instruments, measuring devices, etc., can solve the problems of unfavorable engineering realization and application expansion, difficulty in maintaining imaging accuracy, and complicated algorithm steps, etc. Real-time performance, less number of Fourier transforms, and improved recognition ability
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0039] The technical solutions of the present invention and the achieved effects will be further described below with reference to the accompanying drawings and specific embodiments.
[0040] In one embodiment, as figure 1 As shown, an efficient near-field size target ISAR imaging method based on back projection is provided, and the specific implementation steps are as follows:
[0041] Step 1: Set the basic parameters of near-field ISAR imaging
[0042] Target scattering points: 30; transmitter signal carrier frequency: 19GHz; transmitter signal bandwidth: 6GHz; distance frequency domain sampling points: 201; radar antenna imaging elevation angle: 90 degrees; radar antenna imaging azimuth viewing angle range: (-5°, 5° ); Azimuth viewing angle sampling points: 601; Range resolution: 2.5cm; Azimuth resolution 4.5cm; Radar antenna position: (-5m,0,0); Distance between the radar antenna and the target center scattering point: 5m.
[0043] Step 2: Near-field ISAR Imaging Discrim...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com