Who really invented frequency hopping?

Hedy Lamarr
Hedy Lamarr wasn’t just a beautiful movie star. According to a new play, Frequency Hopping, she was also a shrewd inventor who devised a signal technology that millions of people use every day.

Did Hedy Lamarr really invent frequency hopping?

Actress Hedy Lamarr (bottom) and composer George Antheil (top left) patented a form of frequency hopping for secure communication.

What Hedy Lamarr invented?

Hedy Lamarr was an Austrian-American actress and inventor who pioneered the technology that would one day form the basis for today’s WiFi, GPS, and Bluetooth communication systems.

Where did Hedy Lamarr invent frequency?

In 1962’s Cuban Missile Crisis, all U.S. ships on a blockade line around Cuba were armed with torpedoes guided by a “frequency-hopping” system. Lamarr, who was born into an assimilated Jewish family in Vienna, later would deny her ancestry—even to her own children.

When was frequency hopping first used?

Several persons are credited with inventing frequency hopping. The first was Johannes Zenneck in 1908, a German who is on the record as stating that his company, Telefunken, had already invented the technology.

What is the meaning of Hedy?

/ ˈhɛd i / PHONETIC RESPELLING. noun. a female given name: from a Greek word meaning “pleasing.”

When did Hedy Lamarr invent frequency?

June 1941
June 1941: Hedy Lamarr and George Antheil submit patent for radio frequency hopping.

What did Hedy Lamarr patent?

Secret Communication System
Patent # 2,292,387 for a “Secret Communication System,” granted to actress Hedy Kiesler Markey. At the time it was filed, in 1941, Lamarr was married to Gene Markey, a Hollywood screenwriter.

How did Hedy Lamarr invention work?

Yet apart from being a Hollywood icon, Hedy Lamarr had a varied and interesting life and was an accomplished scientific inventor. With a co-inventor George Antheil she invented a radio system for preventing jamming using a system known as frequency hopping. This is in widespread use today.

What did Hedy Lamarr study?

Born in November 1914 as Hedwig Eva Maria Kiesler in Vienna, Austria, Lamarr studied ballet and piano as a child and attending a famed acting school in Berlin headed by director Max Reinhardt. Mayer in London, he signed her to MGM as Hedy Lamarr. In a town filled with stunning women, Lamarr stood out.

What is frequency hopping Hedy Lamarr?

Frequency-hopping spread spectrum (FHSS) radio technology was originally patented on August 11, 1942, by actress Hedy Kiesler Markey (Hedy Lamarr) and composer George Antheil. It was originally designed to be a radio guidance system for torpedoes, a purpose for which it was never used.

Is Hedy a girl or boy?

The name Hedy is primarily a female name of English origin that means Battle War. Diminutive form of Hedwig.

Why did Hedy Lamarr invent spread spectrum technology?

By manipulating radio frequencies at irregular intervals between transmission and reception, the invention formed an unbreakable code to prevent classified messages from being intercepted by enemy personnel. Lamarr and Anthiel received a patent in 1941, but the enormous significance of their invention was not realized until decades later.

Did Hedy Lamarr invent WiFi?

Susan Sarandon on Hedy Lamarr, the Hollywood star who invented wi-fi. During WWII Hedy invented and patented, along with her composer friend George Antheil , a frequency hopping signal which would allow torpedoes to dodge enemy jamming by using multiple radio waves. Astoundingly, this technology would become the blueprint for Bluetooth and wi-fi, a cornerstone of modern life.

What did Hedy Lamarr invent?

Hedy Lamarr was an Austrian-American actress and inventor who pioneered the technology that would one day form the basis for today’s WiFi, GPS, and Bluetooth communication systems. As a natural beauty seen widely on the big screen in films like Samson and Delilah and White Cargo, society has long ignored her inventive genius.

Was Hedy Lamarr a scientist?

Lamarr was also a scientist, co-inventing an early technique for spread spectrum communications—key to many wireless communications of our present day. A recluse later in life, Lamarr died in her Florida home in 2000.