FR2494449B1 - Ensemble de telemesure de donnees sismiques - Google Patents
Ensemble de telemesure de donnees sismiquesInfo
- Publication number
- FR2494449B1 FR2494449B1 FR8121469A FR8121469A FR2494449B1 FR 2494449 B1 FR2494449 B1 FR 2494449B1 FR 8121469 A FR8121469 A FR 8121469A FR 8121469 A FR8121469 A FR 8121469A FR 2494449 B1 FR2494449 B1 FR 2494449B1
- Authority
- FR
- France
- Prior art keywords
- seismic data
- data telemetry
- telemetry set
- seismic
- telemetry
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/22—Transmitting seismic signals to recording or processing apparatus
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
- E21B47/135—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency using light waves, e.g. infrared or ultraviolet waves
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/40—Transceivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4904—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using self-synchronising codes, e.g. split-phase codes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Signal Processing (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20763480A | 1980-11-17 | 1980-11-17 | |
US25188681A | 1981-04-07 | 1981-04-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2494449A1 FR2494449A1 (fr) | 1982-05-21 |
FR2494449B1 true FR2494449B1 (fr) | 1985-12-27 |
Family
ID=26902419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8121469A Expired FR2494449B1 (fr) | 1980-11-17 | 1981-11-17 | Ensemble de telemesure de donnees sismiques |
Country Status (4)
Country | Link |
---|---|
CA (1) | CA1170756A (fr) |
DE (1) | DE3145617A1 (fr) |
FR (1) | FR2494449B1 (fr) |
GB (1) | GB2087680B (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1234425A (fr) * | 1983-09-11 | 1988-03-22 | Algernon S. Badger | Methode et dispositif multiligne de prospection sismique |
US4654660A (en) * | 1985-01-09 | 1987-03-31 | Litton Resources Systems, Inc. | Optical telemetric transceiver |
US5200930A (en) * | 1992-01-24 | 1993-04-06 | The Laitram Corporation | Two-wire multi-channel streamer communication system |
US5627798A (en) * | 1995-05-05 | 1997-05-06 | I/O Exploration Products (U.S.A.), Inc. | Hierarchical telemetry system for seismic acquisition |
EP1435008B1 (fr) * | 2001-09-07 | 2011-11-09 | INOVA Ltd. | Appareil et procede d'acquisition de donnees sismiques |
GB2417627B (en) * | 2002-07-18 | 2006-07-19 | Pgs Americas Inc | Fiber-optic seismic array telemetry system, and method |
US6850461B2 (en) | 2002-07-18 | 2005-02-01 | Pgs Americas, Inc. | Fiber-optic seismic array telemetry, system, and method |
GB2395640B (en) * | 2002-11-22 | 2006-06-07 | Westerngeco Seismic Holdings | Implementing a network infrastructure in a seismic acquisition system |
GB2396086C (en) * | 2002-12-03 | 2007-11-02 | Vetco Gray Controls Ltd | A system for use in controlling a hydrocarbon production well |
GB2449941B (en) * | 2007-06-08 | 2011-11-02 | Stingray Geophysical Ltd | Seismic cable structure |
US10270541B2 (en) * | 2016-04-27 | 2019-04-23 | Magseis Ff Llc | Optical link management |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2237552A5 (fr) * | 1973-07-10 | 1975-02-07 | Sercel Rech Const Elect | |
US4024492A (en) * | 1976-02-09 | 1977-05-17 | Geosource Inc. | Seismic array |
US4158819A (en) * | 1976-12-10 | 1979-06-19 | Geosource Inc. | Instantaneous floating point amplifier |
US4104596A (en) * | 1976-12-10 | 1978-08-01 | Geosource Inc. | Instantaneous floating point amplifier |
US4117448A (en) * | 1977-04-13 | 1978-09-26 | Western Geophysical Company Of America | Seismic telemetric system for land operations |
JPS593051B2 (ja) * | 1978-01-09 | 1984-01-21 | ケイディディ株式会社 | 光中継伝送路の障害監視方式 |
JPS55152434A (en) * | 1979-05-17 | 1980-11-27 | Kokusai Denshin Denwa Co Ltd <Kdd> | Light output monitoring system for light repeater |
-
1981
- 1981-11-05 CA CA000389546A patent/CA1170756A/fr not_active Expired
- 1981-11-06 GB GB8133530A patent/GB2087680B/en not_active Expired
- 1981-11-17 DE DE19813145617 patent/DE3145617A1/de not_active Ceased
- 1981-11-17 FR FR8121469A patent/FR2494449B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2087680A (en) | 1982-05-26 |
CA1170756A (fr) | 1984-07-10 |
DE3145617A1 (de) | 1982-07-29 |
GB2087680B (en) | 1985-04-24 |
FR2494449A1 (fr) | 1982-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |