SG11201900211SA - System and method for seismic sensor response correction - Google Patents

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property MD HIM 01110101011111 011010 0111111011101011011001111111110 HI Organization International Bureau (10) International Publication Number (43) International Publication Date ...... WO 2018/011064 Al 18 January 2018 (18.01.2018) W I PO I PCT (51) International Patent GO1V 1/16 (2006.01) (21) International Application (22) International Filing Date: (25) Filing Language: (26) Publication Language: (30) Priority Data: 62/361,020 12 (71) Applicant: BP EXPLORATION OPERATING COM- PANY LIMITED [GB/GB]; Thames, Middlesex TW16 7BP (GB). (72) Inventors: BOUSKA, NW, Calgary, Alberta Amine; Chertsey Road, — TW16 7LN (GB). WYE, Classification: (74) Agent: FORD, Louise Diane; BP INTERNATIONAL GO1V 13/00 (2006.01) LIMITED, Global Patents and Technology Law, Chertsey Number: Road, Sunbury on Thames, Middlesex TW16 7LN (GB). PCT/EP2017/067022 (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, 06 July 2017 (06.07.2017) AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, English DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, English HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, July 2016 (12.07.2016) US OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. Chertsey Road, Sunbury on (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, John Gerard; 2820 11 Avenue GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, T2N 1H9 (CA). OURABAH, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, Sunbury on Thames, Middlesex TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, Robin Roy; Chertsey Road, Sun-EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, TW16 7LN (GB). MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, bury on Thames, Middlesex = = Title: SYSTEM AND (54) METHOD FOR SEISMIC SENSOR RESPONSE CORRECTION 3 300 -4 0. includes receiv- by the seismic retrieving, by of the sensor to transfer function, transfer function; of the signals to the = = = FIG. = = SENSOR TRANSFER FUNCTION DETERMINATION 306 SEISMIC DATA ACQUISITION UNIT 200 = signals, changes the VIBRATION MONITOR AND CONTROL = VIBRATOR 302 = 1 = processing the signals were acquired; and relates the = SENSOR TRANSFER FUNCTION DATABASE 308 and processing seismic data. A method for representing function system, based on the sensor transfer function 304 seismic data recorded at a remote identification of a sensor via which that corresponds to the sensor parameters of the signals to correspond inverse filter to the signals to conform = location; receiving, to seismic data, the motion and a reference the reference parameters = _ 1-1 (57) : A system and 3 ing, by a seismic data processing C data processing system, in conjunction with the the seismic data processing system, a sensor transfer Il the signals; generating, by the 0 --.... an inverse filter that when applied to the signals Ot and applying, by the seismic 1-1 C reference transfer function. ei method for acquiring system, signals seismic data processing data processing system, C [Continued on next page] WO 2018/011064 Al MIDEDIMOMMIMERIONIMOVOI01101100HEMOVOIS TR), OAPI (BF, BJ, CF, CG, CM, GA, GN, GQ, GW, CI, KM, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: — as to applicant's entitlement to apply patent (Rule 4.17(ii)) for and be granted a — of inventorship (Rule 4.17(iv)) Published: — with international search report (Art. 21(3))