Transmitter, transmission method and receiver
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United States of America Patent
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-
May 10, 1994
Grant Date -
N/A
app pub date -
Apr 22, 1991
filing date -
Oct 21, 1988
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A transmission method and a transmitter and receiver Structure is disclosed which provides for transmission of modulated waves using long pulses with a plurality of frequencies. The method involves two consecutive frequencies being separated by 1/T, where T is the period of the useful transmission intervals. The method and the apparatus are particularly suited to broadcasting and reception of television and radio signals as well as telephone communications between exchanges and between radio telephones and communication stations including terrestrial stations and satellites and local computer networks. Most particularly the method is applicable to high fidelity radio transmissions as well as to high definition television (HDTV).
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