Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Thomas von Wantoch"'
Autor:
Leon Pohl, Ulrich Hofmann, Jan Przytarski, Stephan Marauska, Jörg Albers, Frank Senger, Lars Ratzmann, Fabian Schwarz, Oleg Petrak, Marcel Reher, Thorsten Giese, Thomas von Wantoch, Peter Blicharski, Christian Janicke
Publikováno v:
Optical Architectures for Displays and Sensing in Augmented, Virtual, and Mixed Reality (AR, VR, MR) II.
Presented is a high-resolution AR micro display based on Laser Beam Scanning (LBS) applying a two-dimensional resonantly operated vacuum packaged MEMS mirror with large mirror diameter, high scan frequencies, high Q-factor and large field-of-view (Fo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ecffcd06f382d52937fe690b4f88cca9
https://doi.org/10.1117/12.2579695
https://doi.org/10.1117/12.2579695
Wide angle LiDAR demonstrator based on a resonantly operated 1D MEMS mirror capable of scanning 180°
Autor:
Peter Blicharski, Thomas von Wantoch, Fabian Schwarz, Christian Janicke, Ulrich Hofmann, Oleg Petrak, Leon Pohl
Publikováno v:
MOEMS and Miniaturized Systems XX.
The wish for higher-level advanced driver assistance systems requires infrared based ranging systems like LiDAR provided that it offers high speed, wide field-of-view, small size and especially low cost. The only way to combine these attributes is th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8d5f0a89445ce1755a986288954bf8b3
https://doi.org/10.1117/12.2578151
https://doi.org/10.1117/12.2578151
Autor:
Fabian Schwarz, Leon Pohl, Hans-Joachim Quenzer, Ulrich G. Hofmann, Andreas Bahr, Christian Janicke, Felix Heinrich, Thomas von Wantoch, Fabian Lofink, Dirk Kaden, Frank Senger, Jörg Albers, Pauline Malaurie
Publikováno v:
MOEMS and Miniaturized Systems XIX.
Presented here is the world’s first resonant 1D MEMS mirror achieving mechanical scanning angles exceeding ±45° and thus providing a field of view of up to 180°. The MEMS scanner features a 2 mm x 4 mm ellipsoid mirror plate and oscillates at a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::441c77746742435573716f0bebdfb12a
https://doi.org/10.1117/12.2546035
https://doi.org/10.1117/12.2546035
Autor:
Franziska Steudel, Thomas Lisec, Peter W. Nolte, Ulrich Hofmann, Thomas von Wantoch, Fabian Lofink, Stefan Schweizer
Porous phosphor microstructures are studied for their potential as light converter in laser-based, high-resolution lighting systems. Phosphor particles are filled into pre-patterned silicon molds and coated by an atomic layer deposition with a thin l
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::febe03a23b2b0863c01aad0f6b1be943
https://publica.fraunhofer.de/handle/publica/256824
https://publica.fraunhofer.de/handle/publica/256824
Autor:
Ulrich Hofmann, Thomas Lisec, Stefan Schweizer, Thomas von Wantoch, Franziska Steudel, Peter W. Nolte, Fabian Lofink
Publikováno v:
Optics Express. 27:9097
Erroneous absolute luminance values of the pixelated phosphor structure B25 (pixel size of 25 microns by 25 microns) have been corrected. The updated figure shows clearly the potential of the investigated structure as light-converter for high-resolut
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c2deb0d25c49281d46b51bc6e68be05b
https://doi.org/10.1364/oe.27.009097
https://doi.org/10.1364/oe.27.009097
Autor:
Thomas Meurer, Wolfgang Benecke, Ulrich G. Hofmann, Thomas von Wantoch, Shanshan Gu-Stoppel, Frank Senger, Christian Mallas
Publikováno v:
SPIE Proceedings.
One- and two-dimensional MEMS scanning mirrors for resonant or quasi-stationary beam deflection are primarily known as tiny micromirror devices with aperture sizes up to a few Millimeters and usually address low power applications in high volume mark
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::005b1a5a4e46498d97b8cd2ea798754f
https://doi.org/10.1117/12.2213518
https://doi.org/10.1117/12.2213518
Autor:
M. Ortega-Delgado, Thomas von Wantoch, Patrick Herwig, Frank Senger, Christian Mallas, C. Grune, Jan Hannweber, Ulrich G. Hofmann, Wolfgang Benecke, Joachim Janes, P. Gawlitza, A. Wetzig
Publikováno v:
SPIE Proceedings.
A higher achievable scan speed and the capability to integrate two scan axes in a very compact device are fundamental advantages of MEMS scanning mirrors over conventional galvanometric scanners. There is a growing demand for biaxial high speed scann
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::34ce6b9baeef4b547147628526404ed1
https://doi.org/10.1117/12.2079600
https://doi.org/10.1117/12.2079600
Autor:
Wolfgang Benecke, Ulrich Hofmann, Bernhard Wagner, Joachim Janes, Thomas von Wantoch, Christian Mallas
Publikováno v:
SPIE Proceedings.
Typical applications for resonantly driven vacuum packaged MEMS scanners including laser projection displays require a feedback signal for closed-loop operation as well as high accuracy angle synchronization for data processing. A well known and wide
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8be74a7051cb6915c855cb14bc11a143
https://doi.org/10.1117/12.2038606
https://doi.org/10.1117/12.2038606
Autor:
Manfred Weiss, Hans-Joachim Quenzer, Vanessa Stenchly, Ulrich Hofmann, Frank Senger, Christian Mallas, Joachim Janes, Thomas von Wantoch
Publikováno v:
SPIE Proceedings.
Hermetic wafer level packaging of optical MEMS scanning mirrors is essential for mass-market applications. It is the key to enable reliable low-cost mass producible scanning solutions. Vacuum packaging of resonant MEMS scanning mirrors widens the par
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7ee5f40f230a6d486abb5eff30ae7612
https://doi.org/10.1117/12.2038249
https://doi.org/10.1117/12.2038249
Autor:
Juergen Hagge, Vanessa Stenchly, B. Wagner, Frank Senger, Christian Mallas, Wolfgang Benecke, Mika Aikio, Hans-Joachim Quenzer, Joachim Janes, Manfred Weiss, Ulrich Hofmann, Thomas von Wantoch
Publikováno v:
Hofmann, U, Aikio, M, Janes, J, Senger, F, Stenchly, V, Hagge, J, Quenzer, H-J, Weiss, M, Von Wantoch, T, Mallas, C, Wagner, B & Benecke, W 2014, ' Resonant biaxial 7-mm MEMS mirror for omnidirectional scanning ', Journal of Micro/ Nanolithography, MEMS, and MOEMS, vol. 13, no. 1 . https://doi.org/10.1117/1.JMM.13.1.011103
Low-cost automotive laser scanners for environmental perception are needed to enable the integration of advanced driver assistant systems into all automotive vehicle segments, which is a key to reduce the number of traffic accidents on roads. Within
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c866b42244ee842a05622a20645005dc
https://publica.fraunhofer.de/handle/publica/236555
https://publica.fraunhofer.de/handle/publica/236555