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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Wilhelm Blos : zwischen Marxismus und demokratischem Sozialismus in Geschichtsschreibung und Politik /

Krause, Horst. January 1900 (has links)
Thèse : hist. : Karlsruhe : 1979. / A slight revision of the author's thesis, Karlsruhe, 1979. Bibliogr.: p. 139-147.
2

Modelování a simulace příjímače komunikačního systému pro bezpilotní letadla / Modelling and simulation of communication system receiver for unmanned aircraft

Hoferek, Jakub January 2018 (has links)
This paper deals with the modeling of receiver properties for the transfer of command information for unmanned airplanes.
3

Modelování a simulace příjímače komunikačního systému pro bezpilotní letadla / Modelling and simulation of communication system receiver for unmanned aircraft

Hoferek, Jakub January 2018 (has links)
This diploma thesis deals with the simulation of the radio communication system for satellite control of unmanned aircraft, namely the command and control communication link – the forward link. The aim of the thesis is to create a simulator in the Matlab environment. The simulator includes a model of the transmitter, radio channel and receiver. Four-state CPM modulation with partial response and filtered symbol shape is used. The radio channel performs noise, frequency Doppler shift and time delay to the received signal. Subsequently, in the Acquisition Unit, the Doppler shift and time delay are detected and compensated. At the end of the thesis, the simulation results of the presented model are presented in the form of graphs đť¸s/đť‘0.
4

Transformational communications architecture for the Unit Operations Center (UOC), Common Aviation Command and Control System (CAC2S), and Command and Control On-the-Move Network, Digital Over-the-Horizon Relay (CoNDOR)

Joseforsky, David C., Garcia, Gilbert O. 06 1900 (has links)
Approved for public release, distribution is unlimited / The purpose of this research was to introduce a Transformational Communications Architecture for the Unit Operations Center (UOC); Common Aviation Command and Control System (CAC2S); and Command and Control On-the- Move Network, Digital Over-the-Horizon Relay (CoNDOR). The methodology used was to conduct Field Tests with government contractors and private vendors in order to demonstrate the capabilities of each wireless technology researched. These wireless technologies, Free Space Optics (FSO), Microwave, 802.16, 802.11b over SecNet-11, Orthogonal Frequency Division Multiplexing (OFDM), Broadband Satellite, INMARSAT, and Iridium, all have the potential of being implemented in the transformational communications architecture for intra-nodal and inter-nodal links for UOC and CAC2S, as well as the CoNDOR communications architecture. The ultimate goal of this research was to introduce different technologies that offer more flexibility, mobility, and capability at the tactical level giving the Marine Corps the tactical wireless edge. Throughout this research, the focus revolved around testing equipment and network configurations in an IP network. Special consideration was given to wireless issues for the UOC, CAC2S, and CoNDOR, which could improve line-of-sight, beyond line-of-sight, and over-the-horizon communications for each program. These new technologies will transform communications in the United States Marine Corps for the 21st century. / Captain, United States Marine Corps
5

Die Landpolitik in den australischen Kolonieen

Breitscheid, Rudolf, January 1899 (has links)
Inaug.-Diss.--Marburg. / Lebenslauf. Imprint covered by label: Marburg, 1899. Literatur: p. 8-9.

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