Quantitative quality of distributed acoustic sensing vertical seismic profile data ME Willis, D Barfoot, A Ellmauthaler, X Wu, O Barrios, C Erdemir, S Shaw, ... The Leading Edge 35 (7), 605-609, 2016 | 84 | 2016 |
Distributed acoustic sensing systems and methods employing under-filled multi-mode optical fiber DA Barfoot, JL Maida US Patent 9,429,466, 2016 | 43 | 2016 |
Indentation hardness test system JM Hauck, DA Barfoot US Patent 6,996,264, 2006 | 39 | 2006 |
Noise removal for distributed acoustic sensing data A Ellmauthaler, ME Willis, DA Barfoot, KT Walker US Patent 10,444,391, 2019 | 38 | 2019 |
Calibration of a well acoustic sensing system CL Stokely, DA Barfoot, NG Skinner US Patent App. 13/693,203, 2014 | 37 | 2014 |
Reducing disturbance during fiber optic sensing DA Barfoot US Patent 9,091,155, 2015 | 34 | 2015 |
Apparatus and method of multiplexed or distributed sensing DA Barfoot, G McColpin, M Jaaskelainen, J Maida US Patent 9,557,195, 2017 | 28 | 2017 |
Reflector configuration for distributed sensing in an optical fiber network using multiple sets of circulators DA Barfoot, MJ LeBlanc, NG Skinner US Patent 9,766,371, 2017 | 27 | 2017 |
Distributed acoustic sensing gauge length effect mitigation ME Willis, A Padhi, D Barfoot US Patent 9,702,244, 2017 | 27 | 2017 |
Mud pulse detection using distributed acoustic sensing A Ellmauthaler, L de Oliveira Nunes, NG Skinner, CL Stokely, DA Barfoot US Patent 9,719,846, 2017 | 22 | 2017 |
Depth calibration for DAS VSP: Lessons learned from two field trials A Ellmauthaler, M Willis, D Barfoot, X Wu, C Erdemir, O Barrios-Lopez, ... SEG International Exposition and Annual Meeting, SEG-2016-13951487, 2016 | 22 | 2016 |
Robust optical fiber-based distributed sensing systems and methods KM Jaaskelainen, HC Bland, BM Banack, DA Barfoot US Patent 9,617,847, 2017 | 21 | 2017 |
Distributed sensing systems and methods with efficient energy spectrum analysis L de Oliveira Nunes, CL Stokely, DA Barfoot US Patent 10,267,141, 2019 | 20 | 2019 |
Fiber optic distributed acoustic sensor omnidirectional antenna for use in downhole and marine applications CL Stokely, C Jesse, DA Barfoot US Patent App. 15/312,131, 2018 | 20 | 2018 |
Gauge length effect and gauge length conversion X Wu, ME Willis, DA Barfoot US Patent 11,215,727, 2022 | 18 | 2022 |
Wellbore monitoring system using strain sensitive optical fiber cable package H Xia, AV Taware, DA Barfoot US Patent 10,215,016, 2019 | 18 | 2019 |
Downhole optical acoustic transducers NG Skinner, EM Samson, JL Maida Jr, CL Stokely, DA Barfoot US Patent App. 13/748,764, 2014 | 16 | 2014 |
Comparing DAS and geophone zero-offset VSP data sets side-by-side ME Willis, C Erdemir, A Ellmauthaler, O Barrios, D Barfoot CSEG Recorder 41 (6), 22-26, 2016 | 15 | 2016 |
Distributed acoustic sensing systems and methods employing under-filled multi-mode optical fiber DA Barfoot, JL Maida US Patent 10,209,383, 2019 | 14 | 2019 |
Efficient vertical seismic profiling using fiber-optic distributed acoustic sensing and real-time processing DA Barfoot Second EAGE Workshop on Borehole Geophysics, cp-343-00003, 2013 | 14 | 2013 |