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H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
H04B10/50—Transmitters
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Physics & Mathematics
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Electromagnetism
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Engineering & Computer Science
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Computer Networks & Wireless Communication
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Signal Processing
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Mechanical Light Control Or Optical Switches
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