Harald T. Friis

Harald Trap Friis
Born22 February 1893
Næstved, Zealand, Denmark
Died15 June 1976 (1976-06-16) (aged 83)
Palo Alto, California, United States
NationalityAmerican
Alma mater
Known for
Awards
Scientific career
FieldsElectrical engineering
InstitutionsBell Labs

Harald Trap Friis (22 February 1893 – 15 June 1976), who published as H. T. Friis, was a Danish-American radio engineer whose work at Bell Laboratories included pioneering contributions to radio propagation, radio astronomy, and radar.[1] His two Friis formulas remain widely used.[2]

  1. ^ Cite error: The named reference time was invoked but never defined (see the help page).
  2. ^ "Harald Trap Friis". Nature. biography. 262 (5571). IEEE History Center: 826. 1976. Bibcode:1976Natur.262R.826.. doi:10.1038/262826b0. Retrieved 10 March 2016.