ES8307425A1 - "un circuito detector de llamadas telefonicas". - Google Patents

"un circuito detector de llamadas telefonicas".

Info

Publication number
ES8307425A1
ES8307425A1 ES508250A ES508250A ES8307425A1 ES 8307425 A1 ES8307425 A1 ES 8307425A1 ES 508250 A ES508250 A ES 508250A ES 508250 A ES508250 A ES 508250A ES 8307425 A1 ES8307425 A1 ES 8307425A1
Authority
ES
Spain
Prior art keywords
telephone
signals
telephone station
calling
calling line
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
Application number
ES508250A
Other languages
English (en)
Other versions
ES508250A0 (es
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.)
SONINTEL DE NAAL DE I Soc
Original Assignee
SONINTEL DE NAAL DE I Soc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4029146&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES8307425(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by SONINTEL DE NAAL DE I Soc filed Critical SONINTEL DE NAAL DE I Soc
Publication of ES508250A0 publication Critical patent/ES508250A0/es
Publication of ES8307425A1 publication Critical patent/ES8307425A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/72—Finding out and indicating number of calling subscriber
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
    • H04M1/573—Line monitoring circuits for detecting caller identification

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Telephonic Communication Services (AREA)

Abstract

CIRCUITO DETECTOR DE LLAMADAS TELEFONICAS. EL CIRCUITO SE CONECTA EN PARALELO CON LA LINEA TELEFONICA A SUPERVISAR, ENTRE LA CENTRAL Y EL DOMICILIO DEL ABONADO. DISPONE DE: UN SENSOR (1) EN LA ENTRADA; FILTROS (2) DE IDENTIFICACION DE FRECUENCIA; CIRCUITO DECODIFICADOR (3) PARA RECONOCIMIENTO DEL NUMERO DE ORIGEN; MEMORIA (4) PARA ALMACENAMIENTO DE DICHO NUMERO; GENERADORES DE FRECUENCIA (5); DISPOSITIVO DE PRESENTACION (6); Y GENERADOR (7) DE LLAMADA.
ES508250A 1981-10-02 1981-12-22 "un circuito detector de llamadas telefonicas". Expired ES8307425A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8106464A BR8106464A (pt) 1981-10-02 1981-10-02 Detector de chamada telefonicas

Publications (2)

Publication Number Publication Date
ES508250A0 ES508250A0 (es) 1983-06-16
ES8307425A1 true ES8307425A1 (es) 1983-06-16

Family

ID=4029146

Family Applications (2)

Application Number Title Priority Date Filing Date
ES508250A Expired ES8307425A1 (es) 1981-10-02 1981-12-22 "un circuito detector de llamadas telefonicas".
ES508596A Expired ES8304734A1 (es) 1981-10-02 1982-01-08 Instalacion localizadora de numeros de llamadas telefonicas, y procediemiento que hace uso de ella.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES508596A Expired ES8304734A1 (es) 1981-10-02 1982-01-08 Instalacion localizadora de numeros de llamadas telefonicas, y procediemiento que hace uso de ella.

Country Status (4)

Country Link
US (1) US4754475A (es)
JP (1) JPS58145267A (es)
BR (1) BR8106464A (es)
ES (2) ES8307425A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4914689A (en) * 1987-12-22 1990-04-03 Bell Mountain States Telephone & Telegraph Co. Reverse automatic number identification system
US5598457A (en) * 1994-09-30 1997-01-28 At&T Technique for providing redundant capability in a personal mobile communication system
SE505120C2 (sv) * 1995-10-24 1997-06-30 Microtel Technology Ab System och förfarande för nummerpresentation vid en mångfald inkommande telefonledningar
US5999616A (en) * 1998-04-17 1999-12-07 Ameritech Services, Inc. Method and system for call tracing
US9264536B1 (en) * 2012-01-20 2016-02-16 TrustID, Inc. Systems and methods to identify ANI and caller ID manipulation for determining trustworthiness of incoming calling party and billing number information
CN117312929B (zh) * 2023-11-29 2024-02-13 国网浙江省电力有限公司杭州供电公司 站房改造类型的辨识方法、装置、终端设备及存储介质

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE673621A (es) * 1965-12-13
IT953541B (it) * 1972-03-22 1973-08-10 Siemens Spa Italiana Sistema di visualizzazione del numero dell utente chiamante sull apparecchio telefonico del l utente chiamato
US4071699A (en) * 1976-01-30 1978-01-31 International Telephone And Telegraph Corporation Apparatus providing for the remote display of calling numbers in a telephone system
JPS5915547B2 (ja) * 1976-05-08 1984-04-10 橋本コ−ポレイション株式会社 ダイヤル情報表示装置
DE2705137C2 (de) * 1977-02-08 1983-04-21 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schaltungsanordnung zum Fangen in einem Fernsprechsystem
DE2714401C2 (de) * 1977-03-31 1985-08-08 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung für Fernmeldevermittlungsanlagen, insbesondere Fernsprechvermittlungsanlagen, mit verbindungsindividuellen Leitungssätzen und mit Identifizierern
JPS53145408A (en) * 1977-05-24 1978-12-18 Mitsubishi Electric Corp Telephone number display unit
JPS54128206A (en) * 1978-03-28 1979-10-04 Nec Corp Malicious call retrieving system
JPS54140806A (en) * 1978-04-24 1979-11-01 Nippon Telegr & Teleph Corp <Ntt> Display system for originating-subscribersigma number during talk
JPS54152411A (en) * 1978-05-22 1979-11-30 Hitachi Ltd Subscriber retrieval system
JPS54154914A (en) * 1978-05-26 1979-12-06 Nec Corp Callersigma number display system
JPS5541051A (en) * 1978-09-18 1980-03-22 Nippon Telegr & Teleph Corp <Ntt> Identification system for outgoing subscriber
JPS5579544A (en) * 1978-12-13 1980-06-16 Mitsubishi Electric Corp Bus unit
JPS5583367A (en) * 1978-12-20 1980-06-23 Hitachi Ltd Malicious call search system
JPS55100779A (en) * 1979-01-26 1980-07-31 Nec Corp Detection system for information on originating subscriber
JPS5613862A (en) * 1979-07-14 1981-02-10 Nec Corp Control system capable of informing originating subscriber number
JPS5745766A (en) * 1980-09-01 1982-03-15 Nec Corp Detecting system for malicious call subscriber number
IT1148027B (it) * 1981-03-03 1986-11-26 Cselt Centro Studi Lab Telecom Sistema per la propagazione lungo un collegamento telefonico dell i dentita degli utenti interessati a tale collegamento
DE3151172C2 (de) * 1981-12-23 1983-10-27 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Übertragung alphanumerischer Zeichen
JPS5927658A (ja) * 1982-08-04 1984-02-14 Nippon Denki Tsushin Syst Kk 発呼者番号転送方式
US4591665A (en) * 1983-07-12 1986-05-27 At&T Bell Laboratories Method and apparatus for providing call tracing service

Also Published As

Publication number Publication date
BR8106464A (pt) 1983-09-13
US4754475A (en) 1988-06-28
ES508596A0 (es) 1983-03-01
ES508250A0 (es) 1983-06-16
JPS58145267A (ja) 1983-08-30
ES8304734A1 (es) 1983-03-01

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