Saturday, May 14, 2011
Rome-Milan-Zurich with Eurorail
Labels:
Eurorail,
geolocation,
geotagging,
gezi,
GPS,
GPS tagging,
GPS-CS3KA,
Italy,
Rome,
Sony,
Switzerland,
Zurich
Thursday, May 05, 2011
Sony GPS-CS3 Geo-tagging Performance in Wilson River Trail, Oregon
Last week, I had the chance to go for a short hiking trip on the Tillamook region of Oregon. Specifically, we aimed for the Wilson River Trail. The track was rather narrow so while going back and forth we passed from the same route with a great probability. However, as can be seen in the above snapshots, the geotags for the round trip do not overlap to each other. We can easily see two distinct routes for forward and backward directions. This is kind of disappointing for the performance of the GPS as at some points 5 meters of deviations exist.
Labels:
geolocation,
geotagging,
gezi,
GPS,
GPS tagging,
GPS-CS3KA,
hiking,
Oregon,
Sony,
Tillamook,
travel,
Wilson River Trail
Wednesday, May 04, 2011
Electromagnetic Propagation of UWB Short Pulse in Random Medium
Finite-difference time-domain (FDTD) simulation of electromagnetic propagation of a short ultrawideband pulse (central frequency 700 MHz) in random medium. The randomness is achieved via the randomly fluctuating of the dielectric permittivity of the environment.
Also see below:
Oblique Plane Wave Reflection From Half Space
Radiation from a Circularly Tapered Dielectric Waveguide
Right Hand Circular Polarization (RHCP) Animation
Linear Polarization Animation
Left Hand Elliptical Polarization (LHEP) Animation
Standing Wave Pattern (SWR) Animation
Electromagnetic Propagation of UWB Short Pulse in Random Medium
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