FR2779610B1 - Dispositif actif radiofrequence, a occupation spectrale minimale, permettant d'eliminer les perturbations electromagnetiques et sonores dues aux telephones mobiles de type gsm et assimiles - Google Patents

Dispositif actif radiofrequence, a occupation spectrale minimale, permettant d'eliminer les perturbations electromagnetiques et sonores dues aux telephones mobiles de type gsm et assimiles

Info

Publication number
FR2779610B1
FR2779610B1 FR9807215A FR9807215A FR2779610B1 FR 2779610 B1 FR2779610 B1 FR 2779610B1 FR 9807215 A FR9807215 A FR 9807215A FR 9807215 A FR9807215 A FR 9807215A FR 2779610 B1 FR2779610 B1 FR 2779610B1
Authority
FR
France
Prior art keywords
radio frequency
mobile phones
frequency device
interference due
active radio
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 - Fee Related
Application number
FR9807215A
Other languages
English (en)
Other versions
FR2779610A1 (fr
Inventor
Francois Meunier
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9807215A priority Critical patent/FR2779610B1/fr
Priority to AU40451/99A priority patent/AU4045199A/en
Priority to PCT/FR1999/001317 priority patent/WO1999065176A1/fr
Publication of FR2779610A1 publication Critical patent/FR2779610A1/fr
Application granted granted Critical
Publication of FR2779610B1 publication Critical patent/FR2779610B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/42—Jamming having variable characteristics characterized by the control of the jamming frequency or wavelength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/60—Jamming involving special techniques
    • H04K3/65—Jamming involving special techniques using deceptive jamming or spoofing, e.g. transmission of false signals for premature triggering of RCIED, for forced connection or disconnection to/from a network or for generation of dummy target signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/80—Jamming or countermeasure characterized by its function
    • H04K3/84—Jamming or countermeasure characterized by its function related to preventing electromagnetic interference in petrol station, hospital, plane or cinema
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K2203/00—Jamming of communication; Countermeasures
    • H04K2203/10—Jamming or countermeasure used for a particular application
    • H04K2203/16—Jamming or countermeasure used for a particular application for telephony
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/44—Jamming having variable characteristics characterized by the control of the jamming waveform or modulation type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/45—Jamming having variable characteristics characterized by including monitoring of the target or target signal, e.g. in reactive jammers or follower jammers for example by means of an alternation of jamming phases and monitoring phases, called "look-through mode"
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/02—Access restriction performed under specific conditions
    • H04W48/04—Access restriction performed under specific conditions based on user or terminal location or mobility data, e.g. moving direction, speed

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Electromagnetism (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Public Health (AREA)
  • Mobile Radio Communication Systems (AREA)
FR9807215A 1998-06-09 1998-06-09 Dispositif actif radiofrequence, a occupation spectrale minimale, permettant d'eliminer les perturbations electromagnetiques et sonores dues aux telephones mobiles de type gsm et assimiles Expired - Fee Related FR2779610B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9807215A FR2779610B1 (fr) 1998-06-09 1998-06-09 Dispositif actif radiofrequence, a occupation spectrale minimale, permettant d'eliminer les perturbations electromagnetiques et sonores dues aux telephones mobiles de type gsm et assimiles
AU40451/99A AU4045199A (en) 1998-06-09 1999-06-04 Radiofrequency device for inhibiting tone ringing and interference caused by portable telephones
PCT/FR1999/001317 WO1999065176A1 (fr) 1998-06-09 1999-06-04 Dispositif radiofrequence permettant d'inhiber les sonneries et les interferences dues aux telephones portables

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9807215A FR2779610B1 (fr) 1998-06-09 1998-06-09 Dispositif actif radiofrequence, a occupation spectrale minimale, permettant d'eliminer les perturbations electromagnetiques et sonores dues aux telephones mobiles de type gsm et assimiles

Publications (2)

Publication Number Publication Date
FR2779610A1 FR2779610A1 (fr) 1999-12-10
FR2779610B1 true FR2779610B1 (fr) 2000-08-04

Family

ID=9527166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9807215A Expired - Fee Related FR2779610B1 (fr) 1998-06-09 1998-06-09 Dispositif actif radiofrequence, a occupation spectrale minimale, permettant d'eliminer les perturbations electromagnetiques et sonores dues aux telephones mobiles de type gsm et assimiles

Country Status (3)

Country Link
AU (1) AU4045199A (fr)
FR (1) FR2779610B1 (fr)
WO (1) WO1999065176A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2816473B1 (fr) 2000-11-09 2003-03-07 France Telecom Procede de filtrage de communications de telephones mobiles, et dispositif associe
FR2858742B1 (fr) * 2001-12-11 2005-12-23 Eads Defence & Security Ntwk Procede et dispositif de brouillage des communications dans un systeme de radiocommunications cellulaire

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6275697B1 (en) * 1996-06-25 2001-08-14 Siemens Information And Communication Networks, Inc. Method for coordinating the operation of mobile equipment
WO1998018232A1 (fr) * 1996-10-23 1998-04-30 Deropa (Proprietary) Limited Procede et dispositif de brouillage des communications telephoniques cellulaires

Also Published As

Publication number Publication date
FR2779610A1 (fr) 1999-12-10
AU4045199A (en) 1999-12-30
WO1999065176A1 (fr) 1999-12-16

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Legal Events

Date Code Title Description
ST Notification of lapse