FR2625860B1 - METHOD AND DEVICE FOR LIMITING CALLS TO A TELEPHONE - Google Patents

METHOD AND DEVICE FOR LIMITING CALLS TO A TELEPHONE

Info

Publication number
FR2625860B1
FR2625860B1 FR8800461A FR8800461A FR2625860B1 FR 2625860 B1 FR2625860 B1 FR 2625860B1 FR 8800461 A FR8800461 A FR 8800461A FR 8800461 A FR8800461 A FR 8800461A FR 2625860 B1 FR2625860 B1 FR 2625860B1
Authority
FR
France
Prior art keywords
telephone
limiting calls
calls
limiting
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
FR8800461A
Other languages
French (fr)
Other versions
FR2625860A1 (en
Inventor
Pierre Granel
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.)
CEICOM
Original Assignee
CEICOM
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 CEICOM filed Critical CEICOM
Priority to FR8800461A priority Critical patent/FR2625860B1/en
Publication of FR2625860A1 publication Critical patent/FR2625860A1/en
Application granted granted Critical
Publication of FR2625860B1 publication Critical patent/FR2625860B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/663—Preventing unauthorised calls to a telephone set
    • H04M1/665—Preventing unauthorised calls to a telephone set by checking the validity of a code

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
FR8800461A 1988-01-11 1988-01-11 METHOD AND DEVICE FOR LIMITING CALLS TO A TELEPHONE Expired - Fee Related FR2625860B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8800461A FR2625860B1 (en) 1988-01-11 1988-01-11 METHOD AND DEVICE FOR LIMITING CALLS TO A TELEPHONE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8800461A FR2625860B1 (en) 1988-01-11 1988-01-11 METHOD AND DEVICE FOR LIMITING CALLS TO A TELEPHONE

Publications (2)

Publication Number Publication Date
FR2625860A1 FR2625860A1 (en) 1989-07-13
FR2625860B1 true FR2625860B1 (en) 1992-05-07

Family

ID=9362372

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8800461A Expired - Fee Related FR2625860B1 (en) 1988-01-11 1988-01-11 METHOD AND DEVICE FOR LIMITING CALLS TO A TELEPHONE

Country Status (1)

Country Link
FR (1) FR2625860B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2678795A1 (en) * 1991-07-02 1993-01-08 Gotlibowicz Jean Telephone call monitor
BE1008117A3 (en) * 1994-03-18 1996-01-23 Vens Jean Telephone protection device
ES2103638B1 (en) * 1994-05-19 1998-05-01 Aprovisionamiento De Zumos Nat APPARATUS FOR TELEPHONE ACCESS CONTROL.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2062410A (en) * 1979-10-25 1981-05-20 Standard Telephones Cables Ltd Call barring arrangement
US4488005A (en) * 1982-05-13 1984-12-11 Texas Instruments Incorporated Telephone answering apparatus with call-screening capabilities
FR2552286A1 (en) * 1983-09-21 1985-03-22 Halberthal Ste Nouvelle Novel telephone responder
FR2556156B1 (en) * 1983-12-02 1987-06-19 Epaud Claude METHOD AND DEVICE FOR SELECTING CALLS RECEIVED BY TELEPHONE

Also Published As

Publication number Publication date
FR2625860A1 (en) 1989-07-13

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Legal Events

Date Code Title Description
ST Notification of lapse