Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Urban Halldin"'
Autor:
Sergiy Smuk, Carl Asplund, Bernhard Hirschauer, Urban Halldin, Jan Borglind, Hedda Malm, Jorgen Alverbro, Smilja Becanovic, Andrey Gromov, Henk Martijn
Publikováno v:
Infrared Physics & Technology. 47:106-114
Acreo is one of the leading producers of QWIP FPAs in the world and is also intensively running R&D activities. In the frames of the European Space Agency’s (ESA) Darwin mission, Acreo has been awarded the contract “Far-IR Linear Detector Array f
Autor:
Y Lindberg-Eriksson, Z. Fakoor-Biniaz, Jorgen Alverbro, Hedda Malm, O Öberg, C Nordahl, P. Helander, Henk Martijn, Jan Borglind, A Bustamente, Urban Halldin, Jan Y. Andersson, Bernhard Hirschauer
Publikováno v:
Infrared Physics & Technology. 42:329-332
Due to the well established gallium arsenide material processing technology quantum well infrared photodetectors (QWIPs) are suitable for high resolution infrared detector arrays, operating in the LWIR or MWIR region, or simultaneous detection in bot
Publikováno v:
Analog Integrated Circuits and Signal Processing. 22:71-79
A readout circuit for a 640 \times 480 pixels FPA (focal plane array) has been successfully designed, fabricated and tested. The circuit solution is based on a per pixel source-follower direct injection (SFDI) pre-amplifier. Signal multiplexing is pe
Autor:
Dick Eriksson, Per Ericsson, Göran Stemme, Jan-Erik Källhammer, Urban Halldin, Terje Kvisteroy, Frank Niklaus, Hans Vercammen, Stanley Wissmar, Håkan Pettersson, Jan VanNylen, Henrik Jakobsen, John Franks, A. Vanhulsel, Christian Vieider
Publikováno v:
SPIE Proceedings.
A new low-cost long-wavelength infrared bolometer camera system is under development. It is designed for use with an automatic vision algorithm system as a sensor to detect vulnerable road users in traffic. Looking 15 m in front of the vehicle it can
Autor:
Jan Y. Andersson, Jorgen Alverbro, Urban Halldin, Ulrika Norden, Bernhard Hirschauer, Charlotte Nordahl, Hedda Malm, Henk Martijn
Publikováno v:
SPIE Proceedings.
Acreo in Sweden has been invovled in Quantum Well IR Photodetector (QWIP) reserach and development since 1986. During the first years a small group led by Jan Andersson was dedicated to research on QWIP structures and means of coupling radiation into
Publikováno v:
SPIE Proceedings.
To obtain the optimal performance of quantum well IR photodetectors (QWIP) focal plane array, the readout circuit (ROIC) has to be tailored to the detector characteristics. Different concepts will be compared with respect to signal to noise performan
Autor:
Bernhard Hirschauer, Jan Y. Andersson, Z. Fakoor-Biniaz, Henk Martijn, Jorgen Alverbro, Mikko Oestlund, Olof Oeberg, Jan Borglind, Per O. Helander, Urban Halldin
Publikováno v:
SPIE Proceedings.
A camera system has been designed using a focal plane array with 320 X 240 pixels. The detector array is based on quantum wells in the GaAs/AlGaAs material system grown onto a GaAs substrate and flipchip mounted to a readout circuit. The camera syste