Ground-based stations (H04B7/204 takes precedence)

Full Title

Radio transmission systems, i.e. using radiation field (H04B10/00, H04B15/00 take precedence) > Relay systems > Active relay systems > Ground-based stations (H04B7/204 takes precedence)

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• H04B 7/15507
• H04B 7/15521
• H04B 7/15528
• H04B 7/15557
• H04B 7/15564
• H04B 7/15592
• H04B 7/165 employing angle modulation
• H04B 7/17 employing pulse modulation, e.g. pulse code modulation