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still-frame videophone
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Andrew Jackson delivering a speech while on his way to Washington, D.C., for his inauguration in 1829. From Harper's Weekly, 1881.
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United States electoral college map showing number of electoral votes by state.
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An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.
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The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)
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Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.
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still-frame videophone

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videophones

  • videophone
    In videophone: Digital videophone systems

    …began to develop and sell still-frame videophones that could operate directly over the public switched telephone network (PSTN). The still-frame videophone employs a video camera and a frame-capture system to capture a single video frame for transmission. Since still-frames exhibit no time dependency, they do not have to be transmitted…

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