JPS4848012A - - Google Patents

Info

Publication number
JPS4848012A
JPS4848012A JP47102391A JP10239172A JPS4848012A JP S4848012 A JPS4848012 A JP S4848012A JP 47102391 A JP47102391 A JP 47102391A JP 10239172 A JP10239172 A JP 10239172A JP S4848012 A JPS4848012 A JP S4848012A
Authority
JP
Japan
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
JP47102391A
Other versions
JPS5318286B2 (ja
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 filed Critical
Publication of JPS4848012A publication Critical patent/JPS4848012A/ja
Publication of JPS5318286B2 publication Critical patent/JPS5318286B2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04M3/42314—Systems providing special services or facilities to subscribers in private branch exchanges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2203/00—Aspects of automatic or semi-automatic exchanges
    • H04M2203/20—Aspects of automatic or semi-automatic exchanges related to features of supplementary services
    • H04M2203/2044—Group features, e.g. closed user group
JP10239172A 1971-10-15 1972-10-14 Expired JPS5318286B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18956471A 1971-10-15 1971-10-15

Publications (2)

Publication Number Publication Date
JPS4848012A true JPS4848012A (ja) 1973-07-07
JPS5318286B2 JPS5318286B2 (ja) 1978-06-14

Family

ID=22697873

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10239172A Expired JPS5318286B2 (ja) 1971-10-15 1972-10-14

Country Status (13)

Country Link
US (1) US3737587A (ja)
JP (1) JPS5318286B2 (ja)
AR (1) AR194623A1 (ja)
AU (1) AU462134B2 (ja)
BE (1) BE790108A (ja)
CA (1) CA961140A (ja)
DE (1) DE2250014C3 (ja)
ES (1) ES407624A1 (ja)
FR (1) FR2162854A5 (ja)
GB (1) GB1404166A (ja)
IT (1) IT975258B (ja)
NL (1) NL161017C (ja)
SE (1) SE387029B (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3832495A (en) * 1972-12-18 1974-08-27 Rca Corp Information transfer system for a pbx
US4150257A (en) * 1977-10-31 1979-04-17 Bell Telephone Laboratories, Incorporated Communication system call coverage arrangements
JPS54151699U (ja) * 1978-04-10 1979-10-22
CA1146245A (en) * 1980-05-16 1983-05-10 Patrick R. Beirne Keyless and indicatorless local telephone switching system
JPS627960U (ja) * 1985-06-29 1987-01-17
US6169904B1 (en) 1993-07-08 2001-01-02 Qwest Communications International Inc. System and method for automatically distributing communications to selected locations
US5809130A (en) * 1993-07-08 1998-09-15 U S West Advanced Technologies, Inc. System and method for selectively retrieving communications from any selected location
US6301350B1 (en) 1995-06-30 2001-10-09 Qwest Communications International, Inc. System and method for call handling
US7492887B1 (en) * 1998-12-22 2009-02-17 Siemens Communications Network group pickup
DE10016248A1 (de) * 2000-03-31 2001-10-11 Siemens Ag Verfahren zur Anrufweiterleitung in einem Kommunikationsnetz
GB2369960B (en) * 2000-12-08 2004-12-08 Orange Personal Comm Serv Ltd Call processing
JP4508755B2 (ja) * 2004-07-14 2010-07-21 富士通株式会社 Ｓｉｐに従った通信システム及び通信端末
US8908835B1 (en) 2005-09-22 2014-12-09 Verizon Patent And Licensing Inc. Method and system for providing forced hold behavior in a SIP-based network
CN108986828B (zh) * 2018-08-31 2021-05-28 北京中兴高达通信技术有限公司 呼叫的建立方法及装置、存储介质、电子装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3363062A (en) * 1964-10-07 1968-01-09 Bell Telephone Labor Inc Telephone switching system having electronic finder-connector link circuit

Also Published As

Publication number Publication date
AR194623A1 (es) 1973-07-31
US3737587A (en) 1973-06-05
AU462134B2 (en) 1975-06-19
AU4754872A (en) 1974-04-26
BE790108A (fr) 1973-02-01
JPS5318286B2 (ja) 1978-06-14
DE2250014C3 (de) 1980-06-26
SE387029B (sv) 1976-08-23
NL7213753A (ja) 1973-04-17
FR2162854A5 (ja) 1973-07-20
NL161017C (nl) 1979-12-17
ES407624A1 (es) 1975-10-01
GB1404166A (en) 1975-08-28
IT975258B (it) 1974-07-20
CA961140A (en) 1975-01-14
NL161017B (nl) 1979-07-16
DE2250014A1 (de) 1973-04-19
DE2250014B2 (de) 1976-05-26

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