FR2635622B1 - - Google Patents

Info

Publication number
FR2635622B1
FR2635622B1 FR8811042A FR8811042A FR2635622B1 FR 2635622 B1 FR2635622 B1 FR 2635622B1 FR 8811042 A FR8811042 A FR 8811042A FR 8811042 A FR8811042 A FR 8811042A FR 2635622 B1 FR2635622 B1 FR 2635622B1
Authority
FR
France
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 - Fee Related
Application number
FR8811042A
Other languages
French (fr)
Other versions
FR2635622A1 (fr
Inventor
Grenier Yves
Xu Min
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.)
France Telecom R&D SA
Original Assignee
France Telecom R&D SA
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 France Telecom R&D SA filed Critical France Telecom R&D SA
Priority to FR8811042A priority Critical patent/FR2635622A1/fr
Priority to EP19890402308 priority patent/EP0356327B1/fr
Priority to DE1989611064 priority patent/DE68911064T2/de
Publication of FR2635622A1 publication Critical patent/FR2635622A1/fr
Application granted granted Critical
Publication of FR2635622B1 publication Critical patent/FR2635622B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/20—Countermeasures against jamming
    • H04K3/22—Countermeasures against jamming including jamming detection and monitoring
    • H04K3/224—Countermeasures against jamming including jamming detection and monitoring with countermeasures at transmission and/or reception of the jammed signal, e.g. stopping operation of transmitter or receiver, nulling or enhancing transmitted power in direction of or at frequency of jammer
    • H04K3/228—Elimination in the received signal of jamming or of data corrupted by jamming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2410/00—Microphones
    • H04R2410/05—Noise reduction with a separate noise microphone

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Circuit For Audible Band Transducer (AREA)
FR8811042A 1988-08-19 1988-08-19 Dispositif de saisie de signaux sonores a elimination de brouilleur Granted FR2635622A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR8811042A FR2635622A1 (fr) 1988-08-19 1988-08-19 Dispositif de saisie de signaux sonores a elimination de brouilleur
EP19890402308 EP0356327B1 (fr) 1988-08-19 1989-08-18 Dispositif de saisie de signaux sonores à élimination de brouilleur
DE1989611064 DE68911064T2 (de) 1988-08-19 1989-08-18 Einrichtung zur Aufnahme von Schallsignalen mit Störgeräuschunterdrückung.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8811042A FR2635622A1 (fr) 1988-08-19 1988-08-19 Dispositif de saisie de signaux sonores a elimination de brouilleur

Publications (2)

Publication Number Publication Date
FR2635622A1 FR2635622A1 (fr) 1990-02-23
FR2635622B1 true FR2635622B1 (https=) 1994-07-13

Family

ID=9369423

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8811042A Granted FR2635622A1 (fr) 1988-08-19 1988-08-19 Dispositif de saisie de signaux sonores a elimination de brouilleur

Country Status (3)

Country Link
EP (1) EP0356327B1 (https=)
DE (1) DE68911064T2 (https=)
FR (1) FR2635622A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2728753A1 (fr) * 1994-12-21 1996-06-28 Grenier Yves Dispositif de prise de sons comprenant un systeme video pour le reglage de parametres et procede de reglage
EP0870176B1 (en) 1995-12-22 2003-03-19 Brüel & Kjaer Sound & Vibration Measurement A/S A system and a method for measuring a continuous signal

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3374514D1 (en) * 1982-01-27 1987-12-17 Racal Acoustics Ltd Improvements in and relating to communications systems
US4653102A (en) * 1985-11-05 1987-03-24 Position Orientation Systems Directional microphone system
JPS62135020A (ja) * 1985-12-06 1987-06-18 Nec Corp 雑音消去装置

Also Published As

Publication number Publication date
EP0356327A1 (fr) 1990-02-28
DE68911064T2 (de) 1994-03-31
EP0356327B1 (fr) 1993-12-01
FR2635622A1 (fr) 1990-02-23
DE68911064D1 (de) 1994-01-13

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse