https://www.nist.gov/publications/transatlantic-25-mchips-two-way-satellite-time-and-frequency-transfer-surface-acoustic
Transatlantic 2.5 MChip/s Two-Way Satellite Time and Frequency Transfer with Surface Acoustic Wave...
Feb 19, 2017 - From August 2010 to April 2011, NIST and OP conducted an experiment of using surface acoustic wave (SAW) filters in transatlantic two-way satellite time and fre