GB9806191D0 - Method of call screening - Google Patents

Method of call screening

Info

Publication number
GB9806191D0
GB9806191D0 GBGB9806191.4A GB9806191A GB9806191D0 GB 9806191 D0 GB9806191 D0 GB 9806191D0 GB 9806191 A GB9806191 A GB 9806191A GB 9806191 D0 GB9806191 D0 GB 9806191D0
Authority
GB
United Kingdom
Prior art keywords
call screening
screening
call
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.)
Granted
Application number
GBGB9806191.4A
Other versions
GB2324224B (en
GB2324224A (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.)
Microsemi Semiconductor ULC
Original Assignee
Mitel Corp
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 Mitel Corp filed Critical Mitel Corp
Publication of GB9806191D0 publication Critical patent/GB9806191D0/en
Publication of GB2324224A publication Critical patent/GB2324224A/en
Application granted granted Critical
Publication of GB2324224B publication Critical patent/GB2324224B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/436—Arrangements for screening incoming calls, i.e. evaluating the characteristics of a call before deciding whether to answer it

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
GB9806191A 1997-04-07 1998-03-23 Method of call screening Expired - Fee Related GB2324224B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83342597A 1997-04-07 1997-04-07

Publications (3)

Publication Number Publication Date
GB9806191D0 true GB9806191D0 (en) 1998-05-20
GB2324224A GB2324224A (en) 1998-10-14
GB2324224B GB2324224B (en) 1999-03-10

Family

ID=25264385

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9806191A Expired - Fee Related GB2324224B (en) 1997-04-07 1998-03-23 Method of call screening

Country Status (2)

Country Link
CA (1) CA2232168A1 (en)
GB (1) GB2324224B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2379838B (en) * 1998-04-29 2003-07-30 Mercury Personal Comm Ltd Call routing in a telephone system
SE515820C3 (en) * 1998-09-01 2001-12-11 Ericsson Telefon Ab L M Mobile phone device and call forwarding method
NL1015006C2 (en) * 2000-04-25 2001-10-26 Koninkl Kpn Nv Telecommunications network where terminals can elect to receive messages from, or give priority to, only those terminals registered with server
DE10032014B4 (en) * 2000-07-01 2007-06-21 Deutsche Telekom Ag Smart call keeper
GB2369529A (en) * 2000-11-22 2002-05-29 Motorola Inc Call screening based on subscriber location in a cellular communication system
GB2402017A (en) * 2003-05-21 2004-11-24 Martin Dawes Systems No numbers directory enquiry service
GB0522358D0 (en) * 2005-11-02 2005-12-07 Mcfeeters Ken Call interceptor
DE102006027386A1 (en) * 2006-06-13 2007-12-20 Nokia Siemens Networks Gmbh & Co.Kg Method and device for the prevention of unwanted telephone calls

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5276731A (en) * 1991-04-26 1994-01-04 Rolm Company Method and apparatus for handling incoming telephone calls
US6009082A (en) * 1993-01-08 1999-12-28 Multi-Tech Systems, Inc. Computer-based multifunction personal communication system with caller ID
US5467388A (en) * 1994-01-31 1995-11-14 Bell Atlantic Network Services, Inc. Method and apparatus for selectively blocking incoming telephone calls

Also Published As

Publication number Publication date
GB2324224B (en) 1999-03-10
GB2324224A (en) 1998-10-14
CA2232168A1 (en) 1998-10-07

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020323