Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Hendrik Bayer"'
Publikováno v:
Bioelectrochemistry (Amsterdam, Netherlands). 129
A flavin-based extracellular electron transfer mechanism (EET) has recently been described for the gram-positive Listeria monocytogenes. The gram-positive, solvent producing Clostridium acetobutylicum is a known flavin producer. Since flavin secretio
Autor:
Olaf Enge-Rosenblatt, Matthias Hein, Hendrik Bayer, Alexander Krauss, Tobias Zaiczek, Ralf Stephan
Publikováno v:
IEEE Antennas and Propagation Magazine. 58:76-88
The growing need for bidirectional mobile satellite communications in the Ka-band necessitates the development of dedicated antenna systems. In this article, we describe two different solutions for mobile user-terminal antennas intended for an operat
Publikováno v:
2016 10th European Conference on Antennas and Propagation (EuCAP).
High data rate satellite communications in Ka-band are an important and ongoing area of research and development. Especially compact antennas with high gain are of interest for bidirectional land mobile scenarios. In this paper, we describe a volume-
Publikováno v:
2016 International Workshop on Antenna Technology (iWAT).
A 2D-periodic leaky-wave antenna for a Ka-band satcom-on-the-move ground user terminal is presented. The antenna panel operates at the 20 GHz downlink as well as the 30 GHz uplink bands with the respective circular polarizations, using a common radia
Publikováno v:
2014 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications (APWC).
Publikováno v:
2013 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications (APWC).
This paper provides information about a mobile low-profile satellite tracking antenna with dual-band performance and a reconfigurable circularly polarised radiation pattern, realised by Ka-band sub-aperture panels located on a mechanical azimuth posi
Publikováno v:
2012 6th European Conference on Antennas and Propagation (EUCAP).
This paper describes the design and measurement of a circularly polarised dual-band antenna panel as part of a low-profile Ka-band satellite user terminal antenna intended for truly mobile bi-directional emergency communications at 20 and 30 GHz. The
Publikováno v:
2011 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications.
This paper describes the design and testing of a circularly polarised dual-band leaky-wave antenna panel operating at 20 and 30 GHz. The compact panel fits into a low-profile user-terminal antenna concept intended for mobile bidirectional Ka-band sat
Publikováno v:
2010 IEEE International Conference on Wireless Information Technology and Systems.
A satellite tracking antenna for mobile satellite communications in Ka-band was developed, employing a conical scan produced with a tilted and fast rotating sub-reflector. This tracking technique facilitates a simple and low-cost dual-frequency feed