01725nam 2200445I 450 991070764410332120161005091353.0(CKB)5470000002466098(OCoLC)959837249(EXLCZ)99547000000246609820161004j201609 ua 0engurcn|||||||||txtrdacontentcrdamediacrrdacarrierGeometrical-based navigation system performance assessment in the space service volume using a multiglobal navigation satellite system methodology /Bryan W. WelchCleveland, Ohio :National Aeronautics and Space Administration, Glenn Research Center,September 2016.1 online resource (28 pages) color illustrationsNASA/TM ;2016-219143"September 2016."Includes bibliographical references (page 28).Directional antennasnasatEarth orbital environmentsnasatGlobal Positioning SystemnasatNavigation satellitesnasatSpace observations (from Earth)nasatDirectional antennas.Earth orbital environments.Global Positioning System.Navigation satellites.Space observations (from Earth)Welch Bryan W.1397881NASA Glenn Research Center,GPOGPOBOOK9910707644103321Geometrical-based navigation system performance assessment in the space service volume using a multiglobal navigation satellite system methodology3504173UNINA03508nam 2200637 450 991081105960332120231206220922.01-00-333817-81-000-79328-11-003-33817-887-92982-99-99788792982858(CKB)3710000000094828(EBL)3400135(SSID)ssj0001327496(PQKBManifestationID)11774574(PQKBTitleCode)TC0001327496(PQKBWorkID)11270901(PQKB)10822139(Au-PeEL)EBL3400135(CaPaEBR)ebr10852711(OCoLC)878145290(Au-PeEL)EBL7099423(MiAaPQ)EBC3400135(MiAaPQ)EBC7099423(EXLCZ)99371000000009482820230225d2013 uy 0engur|n|---|||||txtccrFemtocells secure communication and networking /Marcus WongAalborg, Denmark :River Publishers,[2013]©20131 online resource (228 p.)River Publishers Series in CommunicationsDescription based upon print version of record.87-92982-85-9 Includes bibliographical references.""Cover""; ""Contents""; ""Preface""; ""I: Getting Started""; ""1 Introduction""; ""1.1 1G and Analog Systems""; ""1.2 2G Systems""; ""1.3 3G""; ""1.4 4G""; ""1.5 Femtocells""; ""2 3GPP Architecture and the Femtocell""; ""2.1 UMTS Architecture""; ""2.2 LTE""; ""2.3 Femtocells and Femtocell Architecture""; ""II: Securing the Femtocells""; ""3 Security of Femtocells""; ""3.1 UMTS and LTE Security""; ""3.2 Femtocell Security""; ""3.3 Case Study on Attacks of the Femtocells""; ""4 CDMA Femtocells""; ""4.1 Variations in CDMA Femto Architecture""; ""4.2 CDMA Femtocell Security""""4.3 Security Mechanisms and Procedures""""4.4 Differences between CDMA and UMTS/LTE Femtocells""; ""5 WiMAX Femtocells""; ""5.1 WiMAX Architecture and the Femto""; ""5.2 WiMAX Femto Functional Components""; ""5.3 WiMAX Femto Security Features and Mechanisms""; ""5.4 Differences between WiMAX and 3GPP/CDMA Femtocells""; ""6 LIPA and SIPTO""; ""6.1 Security Considerations in LIPA and SIPTO""; ""6.2 In Short""; ""7 Security Profiles and IKEv2 Call Flow""; ""7.1 Security Profiles""; ""7.2 IKEv2 Example Call Flow Used in 3GPP""; ""III: From Femtocells to Small Cells""""8 From Femtocells to Small Cells""""8.1 Small Cells""; ""8.2 Small Cells and Wi-Fi""; ""IV: Outlook and Concluding Remarks""; ""9 Conclusion and Outlook""; ""Annex""; ""A.1 Sample of TR-069 FMS Security Related Parameters""; ""A.2 WiMAX SON""; ""A.3 CDMA2000 Authentication""; ""A.3.1 Global Challenge""; ""A.3.2 Unique Challenge""; ""Glossary""; ""Bibliography""; ""About the Author""A considerable amount of effort has been devoted, both in industry forums and standards developing organizations, towards creating technical specifications for the architecture, operational, and security of the Femtocells.River Publishers series in communications.FemtocellsFemtocells.621.3821Wong Marcus1616450MiAaPQMiAaPQMiAaPQBOOK9910811059603321Femtocells3947143UNINA