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Jon Postel – Editor in Chief of the Internet

Jon Postel – Editor in Chief of the Internet

Harald Sack
On August 6, 1943, American Computer Scientist and Internet pioneer Jonathan Postel was born. He is known principally for being the Editor of the Request for Comments (RFC) document series, and for administering the Internet Assigned Numbers Authority (IANA) until his death in 1998. If you are familiar with the internet, sooner or later you will have to do with so-called RFCs. RFCs are Request for Comments and are the basic documents that…
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communication
Timing is Everything – Elisha Gray and the Telephone Patent

Timing is Everything – Elisha Gray and the Telephone Patent

Harald Sack
On August 2, 1835, American electrical engineer Elisha Gray was born. Gray is best known for his development of a telephone prototype in 1876 and is considered by some to be the true inventor of the variable resistance telephone, despite losing out to Alexander Graham Bell for the telephone patent. But besides the telephone, Gray was a successful and prolific inventor. He is also considered to be the father of the modern…
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communication
The RMS Britannia and the Transatlantic Postal Service

The RMS Britannia and the Transatlantic Postal Service

Harald Sack
On July 4, 1840, the RMS Britannia started her maiden voyage to Halifax, Nova Scotia from Liverpool, England. With the ocean liner of the British and North American Royal Mail Steam Packet Company, later known as Cunard Steamship Company, the first regularly operating transatlantic postal service between Europe and America was established. The Ancient Roman Postal Service Today, oversea’s communication is no problem at all. No matter via phone, skype, or email,…
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communication
The Mechanical Telegraph – a French Invention

The Mechanical Telegraph – a French Invention

Harald Sack
On May 23, 1813, the first (modern) optical telegraph line following the mechanical telegraphy system of the French inventor Claude Chappe between Metz and Mainz was established. No, this wasn‘t the first of its kind, but it was the first to connect the former already in France established telegraphy system with a (now) German city. Long before the Days of Morse Code Early telecommunications included smoke signals and drums. Talking drums were…
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communication
All the World’s Knowledge – Wikipedia

All the World’s Knowledge – Wikipedia

Harald Sack
On January 15, 2001, the online encyclopedia Wikipedia was officially launched by Jimmy Wales and Larry Sanger. Wikipedia‘s 55,001,389 articles in 325+ languages, including more than 6 million articles in the English Wikipedia (as of January 2022 [10]), are written collaboratively by volunteers around the world. It is the largest and most popular general reference work on the Internet. Encyclopedias from the Print to the Web Do you remember how life was before there was…
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communication
The Creation of the First Web Page

The Creation of the First Web Page

Harald Sack
On November 13, 1990, one day after Tim Berners-Lee‘s and Robert Cailliau‘s publication of the concept of a world wide hypertext system [2], the first web page was created.[1] Today, everyday life without the World Wide Web, or simply the Web, has become next to impossible. Our daily live depends on news being spread over the web and ecommerce has become a convenient commodity. Nobody wants to live without it. Incredible, but only 25…
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communication
Hedy Lamarr – a Hollywood Star Invents Secure Communication Technology

Hedy Lamarr – a Hollywood Star Invents Secure Communication Technology

Harald Sack
On November 9, 1913, Hollywood movie star Hedy Lamarr was born, co-inventor of an early form of the spread spectrum communication and frequency hopping, necessary for wireless communication from the pre-computer age to the present day. Hedy Lamarr – Family Background Ok, I assume that you are not necessarily familiar with spread spectrum communications technology. But, maybe you are wondering even more about a movie star diva of Hollywood’s Golden Age, who should be…
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communication
Germany’s First Radio Program Goes Public

Germany’s First Radio Program Goes Public

Tabea Tietz
On October 29, 1923 the very first radio program in Germany was broadcast from the Vox-Haus in Berlin, Tiergarten. Funk-Stunde AG Berlin was the first radio station in Germany. The station was operated by the broadcasting company of the same name and broadcast its program from Berlin in the then northern German broadcasting district. Technical Background and Key Figures The history of the radio is long and for many years it was not…
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communication
Johann Philipp Reis Demonstrates the first Telephone

Johann Philipp Reis Demonstrates the first Telephone

Harald Sack
On October 26, 1861, German teacher and inventor Johann Philipp Reis, presented his telephone system at the ‘Physikalischen Verein zu Frankfurt am Main‘. Although it did not convince his contemporaries, his invention marks a milestone in telecommunications. Early Life and First Projects Philipp Reis was born on January 7, 1834 in Gelnhausen, Germany in a Jewish family as son of a baker. Reis’s mother died while he was an infant, and he…
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communication
What a Brick! – The World’s First Cell Phone

What a Brick! – The World’s First Cell Phone

Harald Sack
On September 21, 1983, the Motorola DynaTAC, the world‘s first commercially available cell phone received its FCC certification. DynaTAC was an abbreviation of Dynamic Adaptive Total Area Coverage. But, with a price of $3,995 in 1983 ($9,322 in present-day terms) it was a rather expensive while also exclusive gadget. But, it was not the first mobile phone at all. Actually, in Germany, the Deutsche Reichsbahn (German Railways) already started experimenting with a…
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