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Title: Generating nonlinear FM chirp radar signals by multiple integrations

Patent ·
OSTI ID:1015408

A phase component of a nonlinear frequency modulated (NLFM) chirp radar pulse can be produced by performing digital integration operations over a time interval defined by the pulse width. Each digital integration operation includes applying to a respectively corresponding input parameter value a respectively corresponding number of instances of digital integration.

Research Organization:
Sandia National Laboratories (SNL), Albuquerque, NM, and Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC04-94AL85000
Assignee:
Sandia Corporation (Albuquerque, NM)
Patent Number(s):
7,880,672
Application Number:
US Patent Application 11/856,309
OSTI ID:
1015408
Country of Publication:
United States
Language:
English

References (6)

Performance limits for Synthetic Aperture Radar. report February 2006
Improved ultra-low range sidelobe pulse compression waveform design journal January 2004
Sidelobe reduction for matched filter range processing conference January 2003
Design of low-sidelobe pulse compression waveforms journal June 1994
Waveform design and doppler sensitivity analysis for nonlinear FM chirp pulses journal January 1986
Nonlinear stepped chirp waveforms with subpulse processing for range side lobe suppression conference August 1998

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