Retrieving "Signal Blockage" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

1. Surveying

   Linked via "signal blockage"

   Modern Techniques: GNSS and Total Stations
   The integration of GNSS (Global Navigation Satellite Systems) revolutionized point determination by providing direct three-dimensional coordinates ($X, Y, Z$) relative to a global reference frame (e.g., ITRF). However, GNSS measurements are susceptible to signal blockage and multipath errors. Furthermore, the signals transmitted from the satellites experience a negl…