1 / 3

Time Line in communications.

Time Line in communications. D’kihya C. ( && ) De’oshanaye C. 1884 The first long distance phone calls are made. 1837 Samuel mores invents a telegraph that can send short and long beeps, called “dots” and dashes.”. 1876

elwyn
Download Presentation

Time Line in communications.

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Time Line in communications. D’kihya C. ( && ) De’oshanaye C.

  2. 1884 The first long distance phone calls are made. 1837 Samuel mores invents a telegraph that can send short and long beeps, called “dots” and dashes.” 1876 Alexander graham bell invents the telephone transmitting the sound of the voice Cleary over electrical wires. 1866 First successful transmission over a transatlantic cable. 1901 Guillermo Marconi sends the first radio signal across the Atlantic Ocean. 1924 Picture are first transmitted over telephone lines. 1970 The internet is invented by the U.S government as a means of military communication. 1972 The first email messages are sent. 45,000BC Neanderthal man carves a picture one woolly mammoth tooth. 1963 First communications satellite is launched , allowing worldwide live broadcast of the 1964 Olympics 1982 First cell phones are available for sell. 1975 The personal computer, both small and powerful is invented.

  3. Pictures

More Related