Transcription of Introduction to Communication Systems
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Introduction to Communication Systems
Introduction to Communication Systems James Flynn Sharlene Katz Communications System Diagram July 1, 2010 Flynn/Katz - SDR 2 Information Source and Input Transducer transmitter Channel Receiver Output Transducer Communications System Diagram July 1, 2010 Flynn/Katz - SDR 3 Information Source and Input Transducer transmitter Channel Receiver Output Transducer Information Source: Audio, image, text, data Input Transducer: Converts source to electric signal Microphone Camera Keyboard Communications System Diagram July 1, 2010 Flynn/Katz - SDR 4 Information Source and Input Transducer transmitter Channel Receiver Output Transducer Output Transducer: Converts electric signal to useable form Speaker Monitor Communications System Diagram July 1, 2010 Flynn/Katz - SDR 5 Information Sou
The transmitter side: Assume an isotropic radiator. Radiates power equally in all directions. Does not exist in reality. A mathematical construct to compare other antennas to. Assume all of the transmitter power goes into space. 20 Flynn/Katz - SDR July 1, 2010
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