Systems and methods for a navigation satellite of a satellite positioning supplementary system are provided in which a unit generates a navigation signal with a signal strength being dimensioned in such a way that it is still possible to receive {HEAD ~ signals} of {TAIL ~ other satellite navigation systems} 
Systems and methods for a navigation satellite of a satellite positioning supplementary system are provided in which a unit generates a navigation signal with a signal strength being dimensioned in such a way that it is still possible to receive { HEAD ~ signals } of { TAIL ~ other satellite navigation systems }
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