Daily Archives: August 27, 2010


The 30th Infantry Division moved across the Seine to assist the 79th Division in extending their bridgehead, today 27 August, 1944.  The attack began at 16:00. As I’ve been researching and reconstructing my grandfather’s WWII experiences, several books and references have been of particular help: Ernie Pyle’s Brave Men collects […]

WWII Journal: Paul Farnum, 27 August, 1944


Conventional RTLS typically relies on one of three general approaches: Direction Finding (DF): originated by John Stone Stone in 1902, Amplitude Ranging: originated by Lee de Forest in 1904, and Time of Flight (Time Difference of Arrival (TDOA), or Transponder Ranging are typical approaches): orignating in the 1920’s and 1930’s. […]

RTLS: Four Novel Approaches