CA1219663A - Data call transfer - Google Patents

Data call transfer

Info

Publication number
CA1219663A
CA1219663A CA000458225A CA458225A CA1219663A CA 1219663 A CA1219663 A CA 1219663A CA 000458225 A CA000458225 A CA 000458225A CA 458225 A CA458225 A CA 458225A CA 1219663 A CA1219663 A CA 1219663A
Authority
CA
Canada
Prior art keywords
telephone station
station set
call
digital
designated
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
CA000458225A
Other languages
English (en)
French (fr)
Inventor
John H. Zink
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.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co Inc
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 American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Application granted granted Critical
Publication of CA1219663A publication Critical patent/CA1219663A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/068—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using time division multiplex techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Telephonic Communication Services (AREA)
CA000458225A 1983-07-18 1984-07-05 Data call transfer Expired CA1219663A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/514,519 US4532377A (en) 1983-07-18 1983-07-18 Data call transfer
US514,519 1983-07-18

Publications (1)

Publication Number Publication Date
CA1219663A true CA1219663A (en) 1987-03-24

Family

ID=24047533

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000458225A Expired CA1219663A (en) 1983-07-18 1984-07-05 Data call transfer

Country Status (6)

Country Link
US (1) US4532377A ( )
JP (1) JPS6039966A ( )
CA (1) CA1219663A ( )
DE (1) DE3426070A1 ( )
FR (1) FR2549662A1 ( )
SE (1) SE460166B ( )

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56143909A (en) * 1980-04-10 1981-11-10 Matsushita Electric Works Ltd Pedometer
US4535199A (en) * 1983-07-18 1985-08-13 At&T Information Systems Inc. Data call transfer preindication
US4763351A (en) * 1985-04-24 1988-08-09 Lipscher Bernard N Computer security system
JPH077438B2 (ja) * 1985-10-14 1995-01-30 松下電工株式会社 歩数計数器
US4748656A (en) * 1986-03-21 1988-05-31 American Telephone And Telegraph Company Personal computer--as an interface between a telephone station set and a business communication system
JPH0683325B2 (ja) * 1986-04-03 1994-10-19 キヤノン株式会社 デ−タ通信装置
CA1287910C (en) * 1986-09-30 1991-08-20 Salvador Barron Adjunct processor for providing computer facility access protection via call transfer
FR2615340B1 (fr) * 1987-05-11 1989-06-30 Gsi Telematique Agencement de connexion automatique d'un ordinateur au reseau telephonique a connexite numerique
US4812840A (en) * 1987-06-29 1989-03-14 Ncr Corporation Multiple mode switching means
US5142568A (en) * 1987-11-30 1992-08-25 Canon Kabushiki Kaisha Data communication apparatus which can use either an analog or a digital line
US4805209A (en) * 1987-12-09 1989-02-14 International Business Machines Coordinated transfer of voice and information through a digital switch
DE3820835A1 (de) * 1988-06-21 1989-01-12 Blum Burkhardt Ursula Konzeption einer netzwerkfaehigen, volldigitalen hifi-videoanlage
US4943996A (en) * 1989-01-06 1990-07-24 International Business Machines Corporation Shared access to voice and information
US5008930A (en) * 1989-10-24 1991-04-16 At&T Bell Laboratories Customer definable integrated voice/data call transfer technique
US5469499A (en) * 1993-11-29 1995-11-21 Lanning; Leif System for securing access to equipment connectable to a telephone communication channel
DE4408598A1 (de) * 1994-03-15 1995-09-21 Sel Alcatel Ag Telekommunikationssystem und Telekommunikationsendeinrichtung
US5793847A (en) * 1995-12-21 1998-08-11 Intel Corporation Method and apparatus for transferring a data call

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3597544A (en) * 1969-04-17 1971-08-03 Bell Telephone Labor Inc Data switching system
BE786045A (fr) * 1971-07-09 1973-01-10 Int Standard Electric Corp Systeme telephonique a trafic de donnees
IT980651B (it) * 1973-03-21 1974-10-10 Cselt Centro Studi Lab Telecom Sistema elettronico centralizzato di commutazione di segnali tele fonici e dati ad alta velocita
US4112258A (en) * 1977-10-12 1978-09-05 Bell Telephone Laboratories, Incorporated Communication system using intelligent network processor
JPS53134304A (en) * 1977-04-22 1978-11-22 Toshiba Corp Automatic telephone exchange system
US4291200A (en) * 1979-10-31 1981-09-22 Bell Telephone Laboratories, Incorporated Voice and data switching arrangement
US4479195A (en) * 1982-09-07 1984-10-23 At&T Bell Laboratories Data conference system
US4535199A (en) * 1983-07-18 1985-08-13 At&T Information Systems Inc. Data call transfer preindication

Also Published As

Publication number Publication date
FR2549662A1 (fr) 1985-01-25
SE8403631D0 (sv) 1984-07-09
US4532377A (en) 1985-07-30
DE3426070A1 (de) 1985-01-31
JPS6039966A (ja) 1985-03-02
SE8403631L (sv) 1985-01-19
SE460166B (sv) 1989-09-11

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Legal Events

Date Code Title Description
MKEX Expiry