Oil and gas exploration requires mapping of the subsurface geology through seismic surveying. In land seismic ... geophones are known with sufficient accuracy, the very expensive seismic data becomes ...

Ocean bottom cable survey is a relatively new technology that ... energy source and the hydrophones must be known with sufficient accuracy. This can be easily achieved, at low cost, with GPS. Moreover ...

GPS-based technologies help construction Rovers, such as this Topcon HiPer HR GNSS Receiver, can measure most features on ... on a project site with near-survey accuracy in minutes.

A roundup of recent products in the GNSS and inertial positioning industry from the November 2024 issue of GPS ... position accuracy, particularly in challenging urban environments. The Certus Mini ...