How TETRA got the oil and gas industry talking

摘要

TETRA (TERRESTRIAL TRUNKED Radio), began life in the 1990s when the professional mobile radio (PMR) community came together under the banner of the European Telecommunications Standards Institute (ETSI) to write a standard to meet the requirements of public safety and government users, commercial professional users, operators, spectrum regulators, manufacturers and others involved in the implementation of critical communications.