Implementation Of A Software Gps Receiver (Lachapelle, Cannon).pdf

Implementation of a Software GPS Receiver


C. Ma, G. Lachapelle, and . Cannon

Position, Location And Navigation (PLAN) Group
Department of Geomatics Engineering, University of Calgary
Calgary, Alberta, Canada, T2N 1N4




BIOGRAPHY vehicular navigation. In these applications, GPS receivers
are generally integrated with other devices as location
Dr. Changlin Ma is a senior research associate in the sensors and the signal environments, unlike that of
above department. He has been involved with GPS conventional GPS, are challenging, such as foliage areas,
research for five years. He holds PhDs in electrical and urban canyons and indoors. In order to be able to use GPS
geomatics engineering. His current research focuses on receivers in these environments, high sensitivity
GPS receiver technology and wireless location. technologies needs to be used.

Dr. Gérard Lachapelle is a Professor in the pared to conventional hardware GPS receivers,
department, where he is responsible for teaching and software GPS receivers are more suitable for research and
research related to location, positioning, and navigation. development and for deep integration with other sensors..
He has been involved with GPS developments and A conventional hardware receiver is normally based on
applications since 1980. He holds a Canada Research ASIC chips of which the RF prises the down
Chair/iCORE Chair in wireless location since 2001. More conversion, signal filtering, AGC, sampling, and
info on http:/// quantization, while the signal processing prises
all of the baseband signal processing and navigation
Dr. M. Elizabeth Cannon is a Professor and Head of the putation. Although ASIC chips now have
Department of Geomatics Engineering. She has been very high processing speeds, the chip design is fixed, and
involved in GPS research and development since 1984, a chip cannot be modified to experiment with new si