Anyone know of any notable related research on real world use of this tech? Best I was able to find was "An Investigation of Fading on a Short Range 900MHz rad

Anyone know of any notable related research on real world use of this tech? Best I was able to find was "An Investigation of Fading on a Short Range 900MHz radio link": https://mentor.ieee.org/802.11/dcn/10/11-10-1355-00-00ah-fading-on-short-range-900-mhz.pdf https://mentor.ieee.org/802.11/dcn/10/11-10-1355-00-00ah-fad...