Browsing Rapporter by Title

Now showing items 913-932 of 1941

    • Localization of a merchant ship by means of striations in a lofargram 

      Søstrand, Knut A. (2005)
      In low frequency passive sonar a lofargram is a common presentation form for time varying spectral data. A target may emit narrow frequency lines and broadband noise. Depending upon the transmission channel, the target ...

    • Logistics as a security policy tool – exploring motivations for allied support in the case of Norway 

      Birkemo, Gunn Alice; Alme, Vårin; Diesen, Sverre (2022-12-10)
      How, if at all, might logistics serve as a security policy tool for increasing the likelihood of allied support? Over the last few years, European NATO allies such as Germany and France have expressed uncertainty about the ...

    • Logistikk og støtte - en beskrivelse av hvilke tjenester som inngår i begrepet 

      Lien, Guro; Nilsen, Terje; Steder, Frank Brundtland; Dahl, Lars Torgeir; Jenssen, Henning Berger (2008)
      Logistikk- og støttetjenester utgjør det ressursmessige grunnlaget som den militære virksomheten hviler på, og er avgjørende for at militære operasjoner skal kunne gjennomføres. Logistikk fungerer som en styrkemultiplikator, ...

    • Low frequency models for littoral sound propagation - a comparison between a finite element model and a wave number integration model 

      Ommundsen, Atle; Kristiansen, Ulf R. (2005)
      Two different strategies for modeling sound propagation, exploring the Helmholz equation, in underwater acoustics are presented and compared, a nite element and a wave number integration model. The numerical models ...

    • Low-frequency long-range atmospheric noise propagation modelling with the PE method 

      Waagan, Knut (2014-02-06)
      This note is part of an effort to improve numerical prediction of acoustic noise from Norwegian military practice ranges. The focus is on low-frequency, long-ranging sound. A Parabolic Equation method for sound propagation ...

    • LTAMC experiments - assessment of culture and organizational and group processes in a simulated mission 

      Bjørnstad, Anne Lise (2008)
      This report presents the analyses of the data from the NATO HFM RTG – 138 Leader and team adaptability in multinational coalitions (LTAMC) experiments with a focus on organization, group processes, culture, communication, ...

    • LTE i Forsvaret - sårbarheter knyttet til ulike forretningsmodeller 

      Farsund, Bodil Hvesser; Hegland, Anne Marie; Lillevold, Frode (2016-04-18)
      LTE (Long Term Evolution) er en kommersiell 4G bredbåndsteknologi som har blitt svært utbredt. Rapporten omhandler sikkerhet ved bruk av LTE i Forsvaret. Den gir en oversikt over risikoområder som bør studeres nærmere, ...

    • Luftbåren smitte av virale luftveisinfeksjoner fra et aerosolfysisk perspektiv 

      Åkervik, Espen; Fossum, Hannibal E.; Dybwad, Marius; Helgeland, Anders (2020-06-16)
      Luftbåren smitte foregår gjennom at infeksiøst materiale følger med dråper av ulik størrelse ut fra verten gjennom respiratoriske aktiviteter som pust, tale, sang, host eller nys. For de vanlige aktivitetene som pusting, ...

    • Luftvaktposthjelpemidler 

      Skaug, Reidar (1977)

    • LYBIN 5.0 : interface description 

      Dombestein, Elin (2009)
      The acoustic ray trace model LYBIN is a well established and frequently used sonar prediction model owned by the Norwegian Defence Logistic Organisation. The model is used onboard navy vessels as well as in training ...

    • LYBIN 6.0 - user manual 

      Dombestein, Elin; Gjersøe, Amund; Hjelmervik, Karl Thomas; Kloster, Morten (2011-07-18)
      The acoustic ray trace model LYBIN uses a broad set of parameters to accurately calculate the probability of detecting objects in a given area under water with the use of sonar technology. As this probability changes with ...

    • LYBIN 6.0 : test report 

      Bosseng, Morten; Dombestein, Elin; Gjersøe, Amund (2010)
      The acoustic ray trace model LYBIN is a well established and frequently used sonar prediction model owned by the Norwegian Defence Logistic Organisation. The model is used aboard navy vessels as well as in training situations ...

    • LYBIN 6.1 - user manual 

      Dombestein, Elin; Gjersøe, Amund (2012-10-19)
      The acoustic ray trace model LYBIN is a well established and frequently used sonar prediction model owned by the Norwegian Defence Logistic Organisation. The model is used aboard navy vessels as well as in training situations ...

    • LYBIN 6.2 - user manual 

      Dombestein, Elin; Ektvedt, Kari Wegger (2014-04-11)
      The acoustic ray trace model LYBIN is a well-established and frequently used sonar prediction model owned by the Norwegian Defence Logistic Organisation. The model is used aboard navy vessels as well as in training ...

    • LYBIN 6.2 2200 - user manual 

      Dombestein, Elin (2017-02-01)
      The acoustic ray trace model LYBIN is a well established and frequently used sonar prediction model owned by the Norwegian Defence Materiel Agency (NDMA). The model is used aboard navy vessels as well as in training ...

    • LYBIN 6.2 2200 – user manual 

      Author::Dombestein, Elin (2017-02-01)
      The acoustic ray trace model LYBIN is a well established and frequently used sonar prediction model owned by the Norwegian Defence Materiel Agency (NDMA). The model is used aboard navy vessels as well as in training ...

    • LYBIN 7.0 – user manual 

      Bøhler, Elin Margrethe (2024-01-05)
      The acoustic ray trace model LYBIN is a well-established and frequently used sonar prediction model owned by the Norwegian Defence Materiel Agency (NDMA). The model is used aboard navy vessels as well as in training ...

    • LYBIN XML grensesnitt versjon 1 

      Dombestein, Elin; Alsterberg, Svein (2006)
      The acoustic ray trace model LYBIN (1) uses XML text strings to send data into the model and to give out the results from the calculations. This document describes the formats of these XML files. The motivation is to ...

    • LybinCom 6.0 : description of the binary interface 

      Dombestein, Elin; Gjersøe, Amund; Bosseng, Morten (2010-01)
      The acoustic ray trace model LYBIN is a well established and frequently used sonar prediction model owned by the Norwegian Defence Logistic Organisation. The model is used aboard navy vessels as well as in training ...

    • Lybincom 6.1 - description of the binary interface 

      Dombestein, Elin (2012-08-24)
      The acoustic ray trace model LYBIN is a well established and frequently used sonar prediction model owned by the Norwegian Defence Logistic Organisation. The model is used aboard navy vessels as well as in training ...