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Machine translation
1. (WO2007095112) DECISION FEEDBACK EQUALIZATION IN MUD-PULSE TELEMETRY
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2007/095112    International Application No.:    PCT/US2007/003559
Publication Date: 23.08.2007 International Filing Date: 09.02.2007
IPC:
E21B 47/18 (2006.01)
Applicants: BAKER HUGHES INCORPORATED [US/US]; P.O. Box 4740, Houston, TX 77027 (US) (For All Designated States Except US).
WASSERMANN, Ingolf [DE/DE]; (DE) (For US Only).
KLOTZ, Christian [DE/DE]; (DE) (For US Only).
NGUYEN, Dang, Hai [DE/DE]; (DE) (For US Only)
Inventors: WASSERMANN, Ingolf; (DE).
KLOTZ, Christian; (DE).
NGUYEN, Dang, Hai; (DE)
Agent: RIDDLE, Albert, J.; Baker Hugues Incorporated, 3900 Essex Lane, Suite 1200, Houston, Texas 77027 (US)
Priority Data:
60/773,364 14.02.2006 US
Title (EN) DECISION FEEDBACK EQUALIZATION IN MUD-PULSE TELEMETRY
(FR) ÉGALISATION À DÉCISION RÉTROACTIVE EN TÉLÉMÉTRIE PAR IMPULSIONS DANS LA BOUE
Abstract: front page image
(EN)A decision feedback equalizer (DFE) structure which uses a reference signal based adaptive equalizer as forward filter and a blind adaptive equalizer as feedback filter is used for surface processing of mud pulse telemetry data.
(FR)L'invention concerne une structure d'égaliseur à décision rétroactive (DFE) qui utilise un égaliseur adaptatif fondé sur signal de référence comme filtre avant, et un égaliseur adaptatif aveugle comme filtre rétroactif est utilisé pour le traitement de surface de données de télémétrie par impulsions dans la boue.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LV, LY, MA, MD, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, SV, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IS, IT, LT, LU, LV, MC, NL, PL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)