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Understanding the Inventions That Changed the World. Episode 31, Satellites and Cell Phones.

Contributor(s): Material type: FilmFilmPublisher number: 6771416 | KanopyPublisher: The Great Courses, 2013Publisher: [San Francisco, California, USA] : Kanopy Streaming, 2019Description: 1 online resource (streaming video file) (27 minutes): digital, .flv file, soundContent type:
  • two-dimensional moving image
Media type:
  • computer
Carrier type:
  • online resource
Subject(s): Genre/Form: Online resources: W. Bernard CarlsonSummary: We all have cell phones, but how many of us know how they actually work? Visit the world of communications satellites, radio towers, and mobile networks. You'll take an in-depth look at how bandwidth, infrastructure, and competition between companies like Motorola and AT&T have allowed for truly global communications.
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Title from title frames.

Film

In Process Record.

W. Bernard Carlson

Originally produced by The Great Courses in 2013.

We all have cell phones, but how many of us know how they actually work? Visit the world of communications satellites, radio towers, and mobile networks. You'll take an in-depth look at how bandwidth, infrastructure, and competition between companies like Motorola and AT&T have allowed for truly global communications.

Mode of access: World Wide Web.

In English

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