GB1413339A - Telephone-call screening apparatus - Google Patents

Telephone-call screening apparatus

Info

Publication number
GB1413339A
GB1413339A GB5324672A GB5324672A GB1413339A GB 1413339 A GB1413339 A GB 1413339A GB 5324672 A GB5324672 A GB 5324672A GB 5324672 A GB5324672 A GB 5324672A GB 1413339 A GB1413339 A GB 1413339A
Authority
GB
United Kingdom
Prior art keywords
announcement
machine
amplifier
relay
mode switch
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
GB5324672A
Other languages
English (en)
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
Publication of GB1413339A publication Critical patent/GB1413339A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
    • H04M1/65—Recording arrangements for recording a message from the calling party
    • H04M1/654—Telephone line monitoring circuits therefor, e.g. ring detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Set Structure (AREA)
  • Mobile Radio Communication Systems (AREA)
GB5324672A 1971-11-22 1972-11-17 Telephone-call screening apparatus Expired GB1413339A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20080471A 1971-11-22 1971-11-22

Publications (1)

Publication Number Publication Date
GB1413339A true GB1413339A (en) 1975-11-12

Family

ID=22743265

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5324672A Expired GB1413339A (en) 1971-11-22 1972-11-17 Telephone-call screening apparatus

Country Status (10)

Country Link
US (1) US3784721A (https=)
JP (1) JPS5321605B2 (https=)
BE (1) BE791760A (https=)
CA (1) CA968479A (https=)
DE (1) DE2257266A1 (https=)
FR (1) FR2162960A5 (https=)
GB (1) GB1413339A (https=)
IT (1) IT973656B (https=)
NL (1) NL7215674A (https=)
SE (1) SE379910B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2183125A (en) * 1985-10-10 1987-05-28 Microcompass Ltd Improvements to communication apparatus

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226845B2 (https=) * 1972-07-24 1977-07-16
US3988542A (en) * 1974-12-04 1976-10-26 Gte Automatic Electric Laboratories Incorporated Variable message recorder using a disc without grooves and a single motor to provide both turntable drive and spiral scanning
US4074078A (en) * 1975-03-17 1978-02-14 The Raymond Lee Organization, Inc. Telephone privacy device
JPS51110906A (en) * 1975-03-25 1976-09-30 Kazuo Hashimoto Tokuteinohatsukoshaoshikibetsusurudenwajidootaihoshikioyobisochi
NL190595C (nl) * 1977-01-31 1994-05-02 Intertel Ii Hulpinrichting voor een abonneepost van een telefoonstelsel.
JPS5426614A (en) * 1977-07-29 1979-02-28 Tamura Electric Works Ltd Automatic answering telephone set
US4152547A (en) * 1977-11-29 1979-05-01 Theis Peter F Selective monitor for an automatic telephone answering system
US4150255A (en) * 1977-12-29 1979-04-17 Morgan Industries, Inc. Conversational telephone call distributor
JPS5498504A (en) * 1978-01-20 1979-08-03 Nec Corp Incoming telephone selection and response method and its unit
JPS54118707A (en) * 1978-03-08 1979-09-14 Kaneta Denshi Kougiyou Yuugen Selective talking device
US4266098A (en) * 1978-11-03 1981-05-05 Novak Albert P Device to automatically screen incoming telephone calls, determine the identity of the caller and process the call accordingly
US4393278A (en) * 1980-08-26 1983-07-12 Miyoshi Allan M Telephone security system
US4625079A (en) * 1981-07-31 1986-11-25 Horacio Castro Method and apparatus for activating through phone telecommand an announcer-recorder, and for selectively activating through the sending of codes consisting of signals at least another automatic call attention phone device
US4387272A (en) * 1981-07-31 1983-06-07 Marcelo Castro Method and apparatus for controlling a subscriber phone system including at least one automatic phone-answering machine
JPS60163556A (ja) * 1984-02-06 1985-08-26 Hitachi Ltd 留守番電話機
US5375161A (en) * 1984-09-14 1994-12-20 Accessline Technologies, Inc. Telephone control system with branch routing
US5825867A (en) * 1984-09-14 1998-10-20 Aspect Telecommunications Corporation Enhanced call waiting
US5588037A (en) * 1984-09-14 1996-12-24 Accessline Technologies, Inc. Remote access telephone control system
US6201950B1 (en) 1984-09-14 2001-03-13 Aspect Telecommunications Corporation Computer-controlled paging and telephone communication system and method
US5752191A (en) 1984-09-14 1998-05-12 Accessline Technologies, Inc. Telephone control system which connects a caller with a subscriber AT A telephone address
US6545589B1 (en) 1984-09-14 2003-04-08 Aspect Communications Corporation Method and apparatus for managing telecommunications
GB2170076B (en) * 1985-01-21 1988-12-21 Hashimoto Corp Automatic telephone answering device with paging function
US4639552A (en) * 1985-03-08 1987-01-27 Leon Hall Apparatus for converting a standard telephone to an unlisted number telephone
US4660220A (en) * 1986-02-25 1987-04-21 Kraus Constantine R No answer mode for telephone systems
US4845743A (en) * 1986-09-12 1989-07-04 Lutz Joseph M System for selectively receiving telephone calls
US4791664A (en) * 1986-09-12 1988-12-13 Lutz Joseph M System for selectively receiving telephone calls
USRE35758E (en) * 1988-10-06 1998-03-31 Golden Enterprises, Inc. Voice/data-formatted telephone information storage and retrieval system
US5031205A (en) * 1990-04-23 1991-07-09 Stephen Phillips Auto response phone system
US5530737A (en) * 1993-03-22 1996-06-25 Phonex Corporation Secure access telephone extension system and method
US6026156A (en) * 1994-03-18 2000-02-15 Aspect Telecommunications Corporation Enhanced call waiting
JP3550207B2 (ja) * 1995-03-01 2004-08-04 富士通株式会社 モード切替え式電話機及び同電話機におけるモード設定方法
US6411682B1 (en) 1995-09-21 2002-06-25 Aspect Telecommunications Corporation Computer controlled paging and telephone communication system and method
US5872840A (en) * 1997-03-19 1999-02-16 Ericsson Inc. Enhancement do not disturb subscriber feature within a telecommunications network
US7822187B2 (en) * 1999-02-11 2010-10-26 Hayley Korn Telephone system with emergency override for caller to bypass telephone answering device and cause phone of called party to ring
US6697473B2 (en) * 2000-12-04 2004-02-24 Bobby G. Batten Automated personalized telephone management system
US6738460B1 (en) 2002-07-10 2004-05-18 Ralph A. Bruzesse Apparatus for indicating caller availability
US20060210033A1 (en) * 2005-03-17 2006-09-21 Lucent Technologies, Inc. Context sensitive ring back service
US8036374B2 (en) * 2005-05-16 2011-10-11 Noble Systems Corporation Systems and methods for detecting call blocking devices or services
WO2010027352A1 (en) * 2008-09-02 2010-03-11 Sumo Technologies, Llc. Telecommunication and advertising business model and method of utilizing same
US9002731B2 (en) 2009-09-03 2015-04-07 Papatel, Inc. System and method for individual sequential campaign
US8744909B2 (en) 2009-09-03 2014-06-03 Papatel, Inc. System and method of guaranteed cognitive awareness
US9911125B2 (en) 2013-11-04 2018-03-06 Bank Of America Corporation Preventing contact by locking

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2715161A (en) * 1952-12-31 1955-08-09 Lutz Telephone device
US3033941A (en) * 1958-07-14 1962-05-08 Robert R Bell Means for altering telephone operation
US3064085A (en) * 1958-11-21 1962-11-13 Muramatsu Hiroye Absence sign device for telephone
FR1283074A (fr) * 1961-03-08 1962-01-27 Installation téléphonique d'abonné
US3226489A (en) * 1962-10-24 1965-12-28 Russel J Grambsch Communications control system
US3501592A (en) * 1964-03-30 1970-03-17 Electrospace Corp Telephone answering apparatus with cueing and warning signals
US3445600A (en) * 1964-08-07 1969-05-20 Leonard M Todd Telephone answering device
US3514548A (en) * 1967-04-12 1970-05-26 Priva Phone Inc Telephone apparatus for discriminating between desired and undesired calls

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2183125A (en) * 1985-10-10 1987-05-28 Microcompass Ltd Improvements to communication apparatus
GB2183125B (en) * 1985-10-10 1989-11-29 Microcompass Ltd Improvements to communication apparatus

Also Published As

Publication number Publication date
SE379910B (https=) 1975-10-20
FR2162960A5 (https=) 1973-07-20
DE2257266A1 (de) 1973-05-30
JPS4863607A (https=) 1973-09-04
IT973656B (it) 1974-06-10
CA968479A (en) 1975-05-27
NL7215674A (https=) 1973-05-24
US3784721A (en) 1974-01-08
BE791760A (fr) 1973-03-16
JPS5321605B2 (https=) 1978-07-04

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years