US9661552_page_39

US9661552 | page 39 | https://thedailydialectics.com/pdfs/wipow/US9661552/US9661552.pdf

US 9,661,552 B2 13 data during normal operation. This wider beam signal could be used to narrow the search area for the narrow beam to its beam width. In some embodiments, an omnidirectional receive antenna/sensor or omnidirectional transmit antenna/source may be connected to the node. This…