FR2344178A1 - Dispositif amplificateur a echelonnement de gain - Google Patents

Dispositif amplificateur a echelonnement de gain

Info

Publication number
FR2344178A1
FR2344178A1 FR7711092A FR7711092A FR2344178A1 FR 2344178 A1 FR2344178 A1 FR 2344178A1 FR 7711092 A FR7711092 A FR 7711092A FR 7711092 A FR7711092 A FR 7711092A FR 2344178 A1 FR2344178 A1 FR 2344178A1
Authority
FR
France
Prior art keywords
stagged
gain
amplifier device
amplifier
stagged amplifier
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.)
Granted
Application number
FR7711092A
Other languages
English (en)
Other versions
FR2344178B1 (fr
Inventor
George T Mioduski
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Western Geophysical Company of America
Original Assignee
Western Geophysical Company of America
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US05/576,943 external-priority patent/US3996553A/en
Priority claimed from US05/664,618 external-priority patent/US4092629A/en
Priority claimed from US05/664,617 external-priority patent/US4072923A/en
Priority claimed from US05/664,616 external-priority patent/US4031504A/en
Priority claimed from US05/664,614 external-priority patent/US4031506A/en
Priority claimed from US05/664,615 external-priority patent/US4005273A/en
Priority claimed from US05/665,151 external-priority patent/US4023140A/en
Application filed by Western Geophysical Company of America filed Critical Western Geophysical Company of America
Publication of FR2344178A1 publication Critical patent/FR2344178A1/fr
Application granted granted Critical
Publication of FR2344178B1 publication Critical patent/FR2344178B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/3026—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being discontinuously variable, e.g. controlled by switching
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/24—Recording seismic data
    • G01V1/245—Amplitude control for seismic recording
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters
    • H03H19/008—Networks using time-varying elements, e.g. N-path filters with variable switch closing time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/04—Distributors combined with modulators or demodulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/10—Arrangements for reducing cross-talk between channels
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Remote Sensing (AREA)
  • Geology (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Multimedia (AREA)
  • Oceanography (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
FR7711092A 1975-05-12 1977-04-13 Dispositif amplificateur a echelonnement de gain Granted FR2344178A1 (fr)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US05/576,943 US3996553A (en) 1975-05-12 1975-05-12 Seismic data telemetering system
US66515076A 1976-03-08 1976-03-08
US05/664,618 US4092629A (en) 1976-03-08 1976-03-08 Decentralized seismic data processing system
US05/664,617 US4072923A (en) 1976-03-08 1976-03-08 Multichannel seismic telemeter system and array former
US05/664,616 US4031504A (en) 1976-03-08 1976-03-08 Gain ranging amplifier system
US05/664,614 US4031506A (en) 1976-03-08 1976-03-08 Multiplexer commutated high pass filter
US05/664,615 US4005273A (en) 1976-03-08 1976-03-08 Multiplexer offset removal circuit
US05/665,151 US4023140A (en) 1975-05-12 1976-03-08 Seismic data telemetering system

Publications (2)

Publication Number Publication Date
FR2344178A1 true FR2344178A1 (fr) 1977-10-07
FR2344178B1 FR2344178B1 (fr) 1982-04-30

Family

ID=27575486

Family Applications (3)

Application Number Title Priority Date Filing Date
FR7614268A Granted FR2356162A1 (fr) 1975-05-12 1976-05-12 Installation et procede de traitement de donnees sismiques
FR7711092A Granted FR2344178A1 (fr) 1975-05-12 1977-04-13 Dispositif amplificateur a echelonnement de gain
FR7807019A Granted FR2377046A1 (fr) 1975-05-12 1978-03-10 Ensemble de traitement de donnees sismiques comportant un formeur de rangees

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR7614268A Granted FR2356162A1 (fr) 1975-05-12 1976-05-12 Installation et procede de traitement de donnees sismiques

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR7807019A Granted FR2377046A1 (fr) 1975-05-12 1978-03-10 Ensemble de traitement de donnees sismiques comportant un formeur de rangees

Country Status (10)

Country Link
BE (1) BE841638A (fr)
CH (1) CH617017A5 (fr)
CY (1) CY1053A (fr)
DE (1) DE2620513C2 (fr)
FR (3) FR2356162A1 (fr)
GB (5) GB1550799A (fr)
HK (1) HK22180A (fr)
KE (1) KE3039A (fr)
MY (1) MY8100051A (fr)
ZM (1) ZM5776A1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2471088A1 (fr) * 1979-12-07 1981-06-12 Inst Francais Du Petrole Dispositif de transmission de donnees entre des dispositifs d'acquisition de donnees et un dispositif d'enregistrement
GB2074392B (en) * 1980-04-03 1984-06-06 Kokusai Denshin Denwa Co Ltd Method and apparatus for burying an underwater cable
US4510585A (en) * 1980-10-22 1985-04-09 Geosource Inc. Electronic filter
FR2496902A1 (fr) * 1980-12-24 1982-06-25 Saint Gaudens Atel Meca Dispositif transducteur distribue a gaine armee, notamment pour flute sismique marine
GB2125655A (en) * 1982-08-13 1984-03-07 Oxford Med Syst Apparatus and methods for multi-channel signal recording
FR2538194B1 (fr) * 1982-12-16 1985-10-11 Inst Francais Du Petrole Methode pour la commande a distance d'appareils d'acquisition de signaux au moyen d'une voie de transmission a bande passante etroite et dispositif pour sa mise en oeuvre
DE3248114A1 (de) * 1982-12-24 1984-07-05 Krautkrämer GmbH, 5000 Köln Verfahren und vorrichtung zur digitalisierung und speicherung von ultraschallinformationen
GB2137750A (en) * 1983-03-31 1984-10-10 Teledyne Exploration Co Modular Seismic Cable Section
GB2145226A (en) * 1983-08-18 1985-03-20 Mobil Oil Corp Low noise digital seismic streamer and method of marine seismic exploration
GB8332867D0 (en) * 1983-12-09 1984-02-08 Nat Nuclear Corp Ltd Apparatus for sensing
GB2162637B (en) * 1984-08-03 1987-12-16 Britoil Plc Seismic streamer section
GB2162638A (en) * 1984-08-03 1986-02-05 Britoil Plc Vibration isolation section for a seismic streamer
GB2164180B (en) * 1984-09-06 1988-03-30 Jones Automation Limited J Remote monitoring apparatus
FR2689647B1 (fr) * 1992-04-01 1997-09-05 Inst Francais Du Petrole Systeme d'acquisition et de centralisation de donnees obtenues par une installation permanente d'exploration d'une formation geologique.
EP1701459A1 (fr) * 2005-03-09 2006-09-13 Institute of Electronics and Computer Science of Latvian University Procédé d'acquisition de données provenant de plusieurs sources de signaux analogiques
US7813222B2 (en) 2007-02-01 2010-10-12 Ion Geophysical Corporation Apparatus and method for compressing seismic data
EP2147337B1 (fr) * 2007-05-17 2018-04-04 Octio Geophysical AS Appareil et procede pour collecter des informations geophysiques
EP2757390B1 (fr) * 2013-01-21 2017-09-06 Sercel Dispositif d'acquisition pourvu de moyens permettant de détecter une déconnexion d'un ensemble d'au moins un capteur sismique analogique
CN113655520B (zh) * 2021-01-20 2024-05-03 长江勘测规划设计研究有限责任公司 一种多信道双频面波自动采集站及采集系统
CN112953387A (zh) * 2021-02-26 2021-06-11 江苏上频高新科技有限公司 晶振振动补偿电路

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1433856A (fr) * 1965-05-13 1966-04-01 Marconi Co Ltd Perfectionnements aux dispositifs de commande automatique de gain
FR1472241A (fr) * 1966-01-28 1967-03-10 Texaco Development Corp Appareil amplificateur
DE1259968B (de) * 1962-07-28 1968-02-01 Telefunken Patent Verfahren und Anordnung zur automatischen Regelung eines Verstaerkers
FR1549197A (fr) * 1967-03-13 1968-12-13
US3988689A (en) * 1975-02-07 1976-10-26 National Semiconductor Corporation Offset corrected amplifier

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2723309A (en) * 1950-03-10 1955-11-08 Int Standard Electric Corp Telephone system
US3518628A (en) * 1966-11-10 1970-06-30 Electronic Specialty Co Systems and methods for communicating with a plurality of remote units
FR2185194A6 (fr) * 1972-05-19 1973-12-28 Geophysique Cie Gle
US3881166A (en) * 1973-05-07 1975-04-29 Geophysical Systems Corp Data array network systems
FR2237552A5 (fr) * 1973-07-10 1975-02-07 Sercel Rech Const Elect
US3887897A (en) * 1973-07-23 1975-06-03 Texas Instruments Inc System for changing seismic detection array lengths
US4024492A (en) * 1976-02-09 1977-05-17 Geosource Inc. Seismic array

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1259968B (de) * 1962-07-28 1968-02-01 Telefunken Patent Verfahren und Anordnung zur automatischen Regelung eines Verstaerkers
FR1433856A (fr) * 1965-05-13 1966-04-01 Marconi Co Ltd Perfectionnements aux dispositifs de commande automatique de gain
FR1472241A (fr) * 1966-01-28 1967-03-10 Texaco Development Corp Appareil amplificateur
FR1549197A (fr) * 1967-03-13 1968-12-13
US3988689A (en) * 1975-02-07 1976-10-26 National Semiconductor Corporation Offset corrected amplifier

Also Published As

Publication number Publication date
CH617017A5 (en) 1980-04-30
DE2620513A1 (de) 1977-02-17
GB1550800A (en) 1979-08-22
FR2377046B1 (fr) 1982-12-17
FR2377046A1 (fr) 1978-08-04
FR2356162A1 (fr) 1978-01-20
DE2620513C2 (de) 1984-11-22
BE841638A (fr) 1976-11-10
GB1550701A (en) 1979-08-15
ZM5776A1 (en) 1977-04-21
CY1053A (en) 1980-08-01
KE3039A (en) 1980-04-25
HK22180A (en) 1980-05-02
GB1550797A (en) 1979-08-22
FR2356162B1 (fr) 1983-03-18
GB1550798A (en) 1979-08-22
GB1550799A (en) 1979-08-22
FR2344178B1 (fr) 1982-04-30
MY8100051A (en) 1981-12-31

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ST Notification of lapse