Ambiguity function shaping for cognitive radar via complex quartic optimization (Articolo in rivista)

Type
Label
  • Ambiguity function shaping for cognitive radar via complex quartic optimization (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1109/TSP.2013.2273885 (literal)
Alternative label
  • Aubry A.; De Maio A.; Jiang B.; Zhang S. (2013)
    Ambiguity function shaping for cognitive radar via complex quartic optimization
    in IEEE transactions on signal processing
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Aubry A.; De Maio A.; Jiang B.; Zhang S. (literal)
Pagina inizio
  • 5603 (literal)
Pagina fine
  • 5619 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.scopus.com/inward/record.url?eid=2-s2.0-84886523933&partnerID=q2rCbXpz (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 61 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 22 (literal)
Note
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR, IREA, I-80124 Napoli, Italy; Universita Degli Studi di Napoli federico II, Dipartimento di Ingegneria Biomedica Elettronica e Delle Telecomunicazioni, I-80125 Napoli, Italy; Department of Industrial and Systems Engineering, University of Minnesota, Minneapolis, MN 55455, United States (literal)
Titolo
  • Ambiguity function shaping for cognitive radar via complex quartic optimization (literal)
Abstract
  • In this paper, we propose a cognitive approach to design phase-only modulated waveforms sharing a desired range-Doppler response. The idea is to minimize the average value of the ambiguity function of the transmitted signal over some range-Doppler bins, which are identified exploiting a plurality of knowledge sources. From a technical point of view, this is tantamount to optimizing a real and homogeneous complex quartic order polynomial with a constant modulus constraint on each optimization variable. After proving some interesting properties of the considered problem, we devise a polynomial-time waveform optimization procedure based on the Maximum Block Improvement (MBI) method and the theory of conjugate-partial-symmetric/conjugate-super-symmetric fourth order tensors. At the analysis stage, we assess the performance of the proposed technique showing its capability to properly shape the range-Doppler response of the transmitted waveform. © 2013 IEEE. (literal)
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