Search results
Results From The WOW.Com Content Network
Hidetsugu Yagi (八木 秀次, Yagi Hidetsugu, January 28, 1886 – January 19, 1976) was a Japanese electrical engineer from Osaka, Japan.When working at Tohoku Imperial University, he wrote several articles that introduced a new antenna designed by his assistant Shintaro Uda to the English-speaking world.
Wireless terminal having digital radio processing with automatic communication system selection capability [10] 5,608,780: Wireless communication system having base units which extracts channel and setup information from nearby base units [11] 5,257,397: Mobile data telephone [12] 5,084,869: Base station for mobile radio telecommunications ...
Before the discovery of electromagnetic waves and the development of radio communication, there were many wireless telegraph systems proposed and tested. [4] In April 1872 William Henry Ward received U.S. patent 126,356 for a wireless telegraphy system where he theorized that convection currents in the atmosphere could carry signals like a telegraph wire. [5]
Nikola Tesla publicly demonstrated the first wireless remote control of a model ship. 1899: The dog "Nipper" is used in " His Master's Voice ", the trademark for gramophones and records. 1901: The Spanish engineer Leonardo Torres Quevedo began the development of a radio control system, which he called Telekino , to test dirigible balloons of ...
The Wardenclyffe Power Plant prototype, intended by Nikola Tesla to be a "World Wireless" telecommunications facility.. The World Wireless System was a turn of the 20th century proposed telecommunications and electrical power delivery system designed by inventor Nikola Tesla based on his theories of using Earth and its atmosphere as electrical conductors.
His discoveries and inventions include the first wireless communication channel model to accurately predict the performance of advanced antenna systems, [1] the MIMO-OFDM technology used in contemporary Wi-Fi and 4G wireless networks and devices, higher accuracy radiation beam therapy for cancer treatment, improved 3D surgery imaging, and a ...
Irving "Al" Gross (/ ɡ r oʊ s /; February 22, 1918 – December 21, 2000) was a pioneer in mobile wireless communication. He created and patented many communications devices, specifically in relation to an early version of the walkie-talkie, [1] Citizens' Band radio, [2] the telephone pager [2] and the cordless telephone. [3]
1913: Marconi initiated duplex transatlantic wireless communication between North America and Europe for the first time, using receiver stations in Letterfrack Ireland, and Louisbourg, Nova Scotia. 1913: The International Convention for the Safety of Life at Sea was convened and produced a treaty requiring shipboard radio stations to be manned ...