CCS 200 Lecture Notes - Lecture 13: Dumont Television Network, John Logie Baird, Telepresence

• School: Stony Brook University
• Department: Cinema and Cultural Studies
• Course: CCS 200
• Professor: Gaboury

Document Summary

Research into the live transmission of images reaches back to the 19th century. Facsimile transmission over telegraph lines (what would become fax machines) go back to the 1840s . 1884 paul julius gottlieb nipkow (german student) proposed and patented the. Nipcow disc hat used early scan line technology, but was never built . 1920s john logie baird used nipkow"s tech to produce a televisor for display of images at a distance . 1927 zworykin (russian immigrant) developed a television transmitting and receiving system employing cathode ray tubes around same time, farnsworth completed a working model for the first fully functional all-electronic image pickup device, the image dissector . Years of lawsuits and countersuits before rca paid farnsworth million for the rights to his patent . Affordances of television in comparison to radio both wireless, transmitters had to be in line of sight television sent in radio waves and received in homes liveness as a similarity (telepresence)