NO913623D0 - Fremgangsmaate og anordning for aa synkronisere sampling avmaalesignaler med en ytre begivenhet ved hjelp av en digitaliseringsenhet som arbeider med oversampling. - Google Patents

Fremgangsmaate og anordning for aa synkronisere sampling avmaalesignaler med en ytre begivenhet ved hjelp av en digitaliseringsenhet som arbeider med oversampling.

Info

Publication number
NO913623D0
NO913623D0 NO913623A NO913623A NO913623D0 NO 913623 D0 NO913623 D0 NO 913623D0 NO 913623 A NO913623 A NO 913623A NO 913623 A NO913623 A NO 913623A NO 913623 D0 NO913623 D0 NO 913623D0
Authority
NO
Norway
Prior art keywords
sampling
procedure
external event
sample signals
unit working
Prior art date
Application number
NO913623A
Other languages
English (en)
Other versions
NO302726B1 (no
NO913623L (no
Inventor
Christian Grouffal
Gerard Thierry
Original Assignee
Inst Francais Du Petrole
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
Application filed by Inst Francais Du Petrole filed Critical Inst Francais Du Petrole
Publication of NO913623D0 publication Critical patent/NO913623D0/no
Publication of NO913623L publication Critical patent/NO913623L/no
Publication of NO302726B1 publication Critical patent/NO302726B1/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/20—Cathode-ray oscilloscopes
    • G01R13/22—Circuits therefor
    • G01R13/32—Circuits for displaying non-recurrent functions such as transients; Circuits for triggering; Circuits for synchronisation; Circuits for time-base expansion
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/20—Cathode-ray oscilloscopes
    • G01R13/22—Circuits therefor
    • G01R13/34—Circuits for representing a single waveform by sampling, e.g. for very high frequencies
    • G01R13/345—Circuits for representing a single waveform by sampling, e.g. for very high frequencies for displaying sampled signals by using digital processors by intermediate A.D. and D.A. convertors (control circuits for CRT indicators)
    • 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
    • G01V1/247—Digital recording of seismic data, e.g. in acquisition units or nodes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Analogue/Digital Conversion (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Time-Division Multiplex Systems (AREA)
NO913623A 1990-09-17 1991-09-13 Fremgangsmåte og anordning for å synkronisere sampling av målesignaler med en ytre begivenhet ved hjelp av en digitaliseringsenhet som arbeider med oversampling NO302726B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9011527A FR2666946B1 (fr) 1990-09-17 1990-09-17 Methode et dispositif pour synchroniser sur un evenement exterieur, l'echantillonnage de signaux de mesure par un ensemble de numerisation du type a sur-echantillonnage.

Publications (3)

Publication Number Publication Date
NO913623D0 true NO913623D0 (no) 1991-09-13
NO913623L NO913623L (no) 1992-03-18
NO302726B1 NO302726B1 (no) 1998-04-14

Family

ID=9400429

Family Applications (1)

Application Number Title Priority Date Filing Date
NO913623A NO302726B1 (no) 1990-09-17 1991-09-13 Fremgangsmåte og anordning for å synkronisere sampling av målesignaler med en ytre begivenhet ved hjelp av en digitaliseringsenhet som arbeider med oversampling

Country Status (7)

Country Link
US (1) US5245647A (no)
EP (1) EP0477077B1 (no)
JP (1) JP3053929B2 (no)
CA (1) CA2051296C (no)
DE (1) DE69102113T2 (no)
FR (1) FR2666946B1 (no)
NO (1) NO302726B1 (no)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2695277B1 (fr) * 1992-08-28 1994-10-07 Inst Francais Du Petrole Procédé et dispositif de transmission numérisée de signaux.
US5473638A (en) * 1993-01-06 1995-12-05 Glenayre Electronics, Inc. Digital signal processor delay equalization for use in a paging system
US5315627A (en) * 1993-02-22 1994-05-24 Hewlett-Packard Company Pseudo-random repetitive sampling of a signal
FR2710757B1 (fr) * 1993-09-30 1995-12-15 Inst Francais Du Petrole Méthode et dispositif d'acquisition de signaux sismiques.
US6493338B1 (en) 1997-05-19 2002-12-10 Airbiquity Inc. Multichannel in-band signaling for data communications over digital wireless telecommunications networks
US7164662B2 (en) * 1997-05-19 2007-01-16 Airbiquity, Inc. Network delay identification method and apparatus
US6690681B1 (en) 1997-05-19 2004-02-10 Airbiquity Inc. In-band signaling for data communications over digital wireless telecommunications network
FR2787201B1 (fr) * 1998-12-14 2001-01-12 Inst Francais Du Petrole Methode et dispositif d'acquisition synchronisee de signaux sismiques
FR2808335B1 (fr) * 2000-04-28 2002-07-12 Inst Francais Du Petrole Methode et systeme de synchronisation des elements d'un dispositif sismique utilisant un reseau de transmission standard et une reference temporelle externe
US6724845B1 (en) * 2000-08-16 2004-04-20 Koninklijke Philips Electronics N.V. Modified filtering for asynchronous inputs
US7215965B2 (en) * 2001-11-01 2007-05-08 Airbiquity Inc. Facility and method for wireless transmission of location data in a voice channel of a digital wireless telecommunications network
US7508810B2 (en) * 2005-01-31 2009-03-24 Airbiquity Inc. Voice channel control of wireless packet data communications
US7924934B2 (en) * 2006-04-07 2011-04-12 Airbiquity, Inc. Time diversity voice channel data communications
CA2700163C (en) * 2007-09-21 2016-03-29 Geospace Technologies, Lp Low-power satellite-timed seismic data acquisition system
CN101809979B (zh) 2007-10-20 2014-02-19 爱尔比奎特公司 用于车辆上的数据通信的方法
US7983310B2 (en) * 2008-09-15 2011-07-19 Airbiquity Inc. Methods for in-band signaling through enhanced variable-rate codecs
US8594138B2 (en) 2008-09-15 2013-11-26 Airbiquity Inc. Methods for in-band signaling through enhanced variable-rate codecs
US8549016B2 (en) * 2008-11-14 2013-10-01 Palo Alto Research Center Incorporated System and method for providing robust topic identification in social indexes
US8073440B2 (en) * 2009-04-27 2011-12-06 Airbiquity, Inc. Automatic gain control in a personal navigation device
US8418039B2 (en) 2009-08-03 2013-04-09 Airbiquity Inc. Efficient error correction scheme for data transmission in a wireless in-band signaling system
US8249865B2 (en) * 2009-11-23 2012-08-21 Airbiquity Inc. Adaptive data transmission for a digital in-band modem operating over a voice channel
US8848825B2 (en) 2011-09-22 2014-09-30 Airbiquity Inc. Echo cancellation in wireless inband signaling modem
CN102608656B (zh) * 2012-01-20 2014-01-08 中国地震局地质研究所 分布式并行控制声发射全波形记录的系统
KR101432469B1 (ko) * 2014-03-04 2014-09-24 강창식 시간 동기화가 개선된 지진 감시 시스템 및 그 제공 방법
CN105988133B (zh) * 2015-02-03 2018-01-12 中国地震局地震研究所 一种钻孔应变观测全频带数据采集器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4187858A (en) * 1978-04-17 1980-02-12 American Optical Corporation Method and apparatus for orienting the display of information from a recirculating memory
NL8100250A (nl) * 1980-03-13 1981-10-01 Halliburton Co Akoestisch logstelsel met zwaai-energiebron.
US4411006A (en) * 1981-09-09 1983-10-18 Communication Satellite Corporation Digital bit rate synchronizer for digital echo cancellers and similar signal processing devices
DE3136522A1 (de) * 1981-09-15 1983-03-24 Siemens AG, 1000 Berlin und 8000 München Verfahren und anordnung zur digitalen regelung der phase des systemtaktes eines digitalen signalverarbeitungssystems
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
FR2583938A1 (fr) * 1985-06-21 1986-12-26 Labo Electronique Physique Filtre numerique de quadrature et demodulateur de signal numerique module en frequence comprenant un tel filtre
US4815103A (en) * 1987-10-29 1989-03-21 American Telephone And Telegraph Company Equalizer-based timing recovery
GB8800739D0 (en) * 1988-01-13 1988-02-10 Ncr Co Multipoint modem system having fast synchronization

Also Published As

Publication number Publication date
CA2051296C (fr) 2001-06-12
EP0477077A1 (fr) 1992-03-25
DE69102113T2 (de) 1994-09-01
FR2666946B1 (fr) 1992-12-04
DE69102113D1 (de) 1994-06-30
NO302726B1 (no) 1998-04-14
JPH06237177A (ja) 1994-08-23
US5245647A (en) 1993-09-14
FR2666946A1 (fr) 1992-03-20
EP0477077B1 (fr) 1994-05-25
NO913623L (no) 1992-03-18
CA2051296A1 (fr) 1992-03-18
JP3053929B2 (ja) 2000-06-19

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