# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/harald-t-friis
# Generated: 2026-08-15T11:05:58.509Z

schema: https://schema.org/Person
url: "https://fame.am/person/harald-t-friis"
name: "Harald T. Friis"
slug: "harald-t-friis"
description: "Harald Trap Friis, 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. His two Friis formulas remain widely used."
tagline: "American electrical engineer (1893–1976)"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1893-02-22"
deathDate: "1976-06-15"
livingStatus: "DECEASED"
scores:
  popularity:           42.34
  momentum:             4.897959183673469
  historical:           7.874298666666666
  currentAttention:     0
  sourceConfidence:     50.00000000000001
  profileCompleteness:  55
  trendDirection:       "RISING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://pt.wikipedia.org/wiki/Harald_Trap_Friis"
    title: "Harald Trap Friis"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D9%87%D8%A7%D8%B1%D8%A7%D9%84%D8%AF_%D8%AA%D9%8A_%D9%81%D8%B1%D9%8A%D8%B3"
    title: "هارالد تي فريس"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D9%87%D8%A7%D8%B1%D8%A7%D9%84%D8%AF_%D9%81%D8%B1%D9%8A%D8%B3"
    title: "هارالد فريس"
    type:  "WIKIPEDIA"
  - url: "https://da.wikipedia.org/wiki/Harald_T._Friis"
    title: "Harald T. Friis"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Harald_Friis"
    title: "Harald Friis"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Harald_T._Friis"
    title: "Harald T. Friis"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Harald_Friis"
    title: "Harald Friis"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Harald_Friis"
    title: "Harald Friis"
    type:  "WIKIPEDIA"
  - url: "https://mg.wikipedia.org/wiki/Harald_Friis"
    title: "Harald Friis"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q722425"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump