DE3780487D1 - Personal-computer als schnittstelle zwischen einem fernsprechgeraet und einem buero-kommunikationssystem. - Google Patents

Personal-computer als schnittstelle zwischen einem fernsprechgeraet und einem buero-kommunikationssystem.

Info

Publication number
DE3780487D1
DE3780487D1 DE8787302104T DE3780487T DE3780487D1 DE 3780487 D1 DE3780487 D1 DE 3780487D1 DE 8787302104 T DE8787302104 T DE 8787302104T DE 3780487 T DE3780487 T DE 3780487T DE 3780487 D1 DE3780487 D1 DE 3780487D1
Authority
DE
Germany
Prior art keywords
buero
telephone
interface
communication system
personnel computer
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 - Fee Related
Application number
DE8787302104T
Other languages
English (en)
Other versions
DE3780487T2 (de
Inventor
David Carl Gibbs
Norman Wesley Petty
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 DE3780487D1 publication Critical patent/DE3780487D1/de
Publication of DE3780487T2 publication Critical patent/DE3780487T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/253—Telephone sets using digital voice transmission
    • 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
    • H04M11/066—Telephone sets adapted for data transmision
    • 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
DE8787302104T 1986-03-21 1987-03-11 Personal-computer als schnittstelle zwischen einem fernsprechgeraet und einem buero-kommunikationssystem. Expired - Fee Related DE3780487T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/842,685 US4748656A (en) 1986-03-21 1986-03-21 Personal computer--as an interface between a telephone station set and a business communication system

Publications (2)

Publication Number Publication Date
DE3780487D1 true DE3780487D1 (de) 1992-08-27
DE3780487T2 DE3780487T2 (de) 1993-01-21

Family

ID=25287992

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787302104T Expired - Fee Related DE3780487T2 (de) 1986-03-21 1987-03-11 Personal-computer als schnittstelle zwischen einem fernsprechgeraet und einem buero-kommunikationssystem.

Country Status (6)

Country Link
US (2) US4748656A (de)
EP (1) EP0238255B1 (de)
JP (1) JP3081207B2 (de)
KR (1) KR950009577B1 (de)
CA (1) CA1256615A (de)
DE (1) DE3780487T2 (de)

Families Citing this family (132)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4975829A (en) * 1986-09-22 1990-12-04 At&T Bell Laboratories Communication interface protocol
JP2559394B2 (ja) * 1987-02-16 1996-12-04 株式会社日立製作所 通信制御装置
US4965721A (en) * 1987-03-31 1990-10-23 Bull Hn Information Systems Inc. Firmware state apparatus for controlling sequencing of processing including test operation in multiple data lines of communication
US5228129A (en) * 1987-04-01 1993-07-13 Digital Equipment Corporation Synchronous communication interface for reducing the effect of data processor latency
US5010480A (en) * 1987-07-21 1991-04-23 Dsp Technology Communication interface for interfacing a data bus of a computer to a high speed bipolar communication system
US4974192A (en) * 1987-07-23 1990-11-27 Face Technologies, Inc. Communication processor for personal computer
AU2253888A (en) * 1987-07-23 1989-03-01 Face Technologies, Inc. Communication processor for personal computer
US4908823A (en) * 1988-01-29 1990-03-13 Hewlett-Packard Company Hybrid communications link adapter incorporating input/output and data communications technology
US5572572A (en) * 1988-05-05 1996-11-05 Transaction Technology, Inc. Computer and telephone apparatus with user friendly interface and enhanced integrity features
US5195130A (en) * 1988-05-05 1993-03-16 Transaction Technology, Inc. Computer and telephone apparatus with user friendly computer interface and enhanced integrity features
US5485370A (en) * 1988-05-05 1996-01-16 Transaction Technology, Inc. Home services delivery system with intelligent terminal emulator
US5008927A (en) * 1988-05-05 1991-04-16 Transaction Technology, Inc. Computer and telephone apparatus with user friendly computer interface integrity features
US4991199A (en) * 1988-05-05 1991-02-05 Transaction Technology, Inc. Computer and telephone apparatus with user friendly computer interface and enhanced integrity features
FR2634038B1 (fr) * 1988-07-08 1993-11-05 Js Telecommunications Micro-ordinateur integrant une terminaison numerique d'abonne de reseau numerique a integration de services
US7365884B2 (en) * 1988-09-22 2008-04-29 Catch Curve, Inc. Facsimile telecommunications system and method
US5459584A (en) 1988-09-22 1995-10-17 Audiofax, Inc. Facsimile telecommunications system and method
US4994926C1 (en) * 1988-09-22 2001-07-03 Audiofax Ip L L C Facsimile telecommunications system and method
US6785021B1 (en) * 1988-09-22 2004-08-31 Audiofax, Ip, Llc Facsimile telecommunications system and method
FR2638040B1 (fr) * 1988-10-17 1991-04-26 Chatrousse Jean Dispositif de communication entre un reseau numerique et un equipement telematique
US4897866A (en) * 1988-10-19 1990-01-30 American Telephone And Telegraph Company, At&T Bell Laboratories Telecommunication system with subscriber controlled feature modification
FR2641093B1 (de) * 1988-12-23 1994-04-29 Alcatel Business Systems
US4935954A (en) * 1988-12-28 1990-06-19 At&T Company Automated message retrieval system
US4988209A (en) * 1988-12-29 1991-01-29 At&T Bell Laboratories Telephone agent management information system
US5023868A (en) * 1988-12-29 1991-06-11 At&T Bell Laboratories Automated call handling apparatus
US5003577A (en) * 1989-04-05 1991-03-26 At&T Bell Laboratories Voice and data interface to a voice-mail service system
US5333271A (en) * 1989-04-28 1994-07-26 International Business Machines Corporation Methods and apparatus for performing data chaining in data streaming mode through a channel extender
US5589849A (en) * 1989-07-03 1996-12-31 Ditzik; Richard J. Display monitor position adjustment apparatus
US4975942A (en) * 1989-07-21 1990-12-04 The Boston Communications Group Credit/calling card pay telephone method and system employing telephone unit local card-checking and other intelligence cooperative with local personal host computer
US5343516A (en) * 1989-09-29 1994-08-30 Digital Systems Group, Inc. Computer telecommunications signalling interface
CA1311068C (en) * 1989-09-29 1992-12-01 Donald Cruickshank Computer telecommunications signalling interface
US5870724A (en) 1989-12-08 1999-02-09 Online Resources & Communications Corporation Targeting advertising in a home retail banking delivery service
DE4017771A1 (de) * 1990-05-30 1991-12-05 Avm Audiovisuelles Marketing U Steuervorrichtung mit einer einsteckkarte fuer die datenuebermittlung
US5359598A (en) * 1990-06-22 1994-10-25 Unisys Corporation Voice server for digital communication network
FR2667209A1 (fr) * 1990-09-25 1992-03-27 Renaud Laurent Dispositif d'affichage automatique sur un terminal informatique couple a un poste telephonique.
US5255305A (en) * 1990-11-01 1993-10-19 Voiceplex Corporation Integrated voice processing system
EP0487811A1 (de) * 1990-11-29 1992-06-03 BELL TELEPHONE MANUFACTURING COMPANY Naamloze Vennootschap Digitales Telekommunikationssystem mit intelligenten Teilnehmerendgeräten
US7525691B2 (en) 1991-02-12 2009-04-28 Catch Curve, Inc. Facsimile telecommunications system and method
DE4105466A1 (de) * 1991-02-21 1992-08-27 Siemens Ag Verfahren zur uebertragung von in einem personalcomputer gespeicherten daten in eine fernsprecheinrichtung
US5524252A (en) * 1991-04-19 1996-06-04 International Business Machines Corporation Personal computer system combined with an adapter for networks having varying characteristics, and adapter for coupling a personal computer to such networks
US5315647A (en) * 1991-07-31 1994-05-24 Teleos Communications, Inc. Private branch exchange adapted for telemarketing
DE4128686A1 (de) * 1991-08-29 1993-03-04 Telefonbau & Normalzeit Gmbh Verfahren fuer die zusammenarbeit eines telekommunikations-endgeraetes mit einem personal-computer
US5276679A (en) * 1992-02-12 1994-01-04 U.S. West Advanced Technologies, Inc. Method for maintaining channels and a subscriber station for use in an ISDN system
US5630152A (en) * 1992-05-18 1997-05-13 Motorola, Inc. Communication protocol between master and slave device with register information sharing
US5418845A (en) * 1992-05-28 1995-05-23 At&T Corp. Arrangement for obtaining information from a switching system database by an adjunct processor
US5261056A (en) * 1992-06-01 1993-11-09 The United States Of America As Represented By The Secretary Of The Air Force N-port wide bandwidth cross-link register
US5600800A (en) * 1992-06-29 1997-02-04 Elonex I.P. Holdings, Ltd. Personal computer system having a docking bay and a hand-held portable computer adapted to dock in the docking bay by a full-service parallel bus
US5835732A (en) * 1993-10-28 1998-11-10 Elonex Ip Holdings, Ltd. Miniature digital assistant having enhanced host communication
US5634080A (en) * 1992-06-29 1997-05-27 Elonex Ip Holdings, Ltd. Hand-held portable computer having an electroluminescent flat-panel display with pixel elements at right angles to the plane of the display and an excitation direction parallel to the plane of the display
GB2269722A (en) * 1992-08-14 1994-02-16 Ibm Communications device
US6263374B1 (en) * 1992-09-17 2001-07-17 International Business Machines Corporation Apparatus for coupling a bus-based architecture to a switch network
US20020091850A1 (en) 1992-10-23 2002-07-11 Cybex Corporation System and method for remote monitoring and operation of personal computers
US5566339A (en) * 1992-10-23 1996-10-15 Fox Network Systems, Inc. System and method for monitoring computer environment and operation
US5579489A (en) * 1993-02-10 1996-11-26 Elonex I.P. Holdings, Ltd. Hand-held portable computer having capability for external expansion of an internal bus
US6523079B2 (en) * 1993-02-19 2003-02-18 Elonex Ip Holdings Ltd Micropersonal digital assistant
US5838748A (en) * 1993-02-24 1998-11-17 Star Dynamic Corp. Communication interface between computer and synchronous digital telephone line employing asynchronous data transmission format and having enhanced reliability
US5615393A (en) * 1993-03-15 1997-03-25 Elonex I.P. Holdings Ltd. Computer system having a cordless keyboard and an induction coil in a plug-in electronic card module
US5590382A (en) * 1993-03-15 1996-12-31 Elonex Ip Holdings Ltd. Personal digital assistant module having a multi-portion keyboard with inductive coupling
US5522089A (en) * 1993-05-07 1996-05-28 Cordata, Inc. Personal digital assistant module adapted for initiating telephone communications through DTMF dialing
DE69400115T2 (de) * 1993-06-22 1996-11-14 Vmx Inc Elektronisches Mitteilungssystem mit integrierten Sprachnachrichten
US5349640A (en) * 1993-06-24 1994-09-20 Rolm Company Option bus adapter
EP0641139B1 (de) * 1993-07-13 2002-09-11 Hewlett-Packard Company, A Delaware Corporation Kombinieren von Ton- und Fernsprech-Daten für einem Rechner
US5628031A (en) * 1993-07-19 1997-05-06 Elonex Ip Holdings Ltd. Personal digital assistant module implemented as a low-profile printed circuit assembly having a rigid substrate wherein IC devices are mounted within openings wholly between opposite plane surfaces of the rigid substrate
US5555100A (en) * 1993-10-07 1996-09-10 Audiofax, Inc. Facsimile store and forward system with local interface translating DTMF signals into store and forward system commands
US5692199A (en) * 1993-10-28 1997-11-25 Elonex I.P. Holdings, Ltd. Personal digital assistant module having a host interconnect bus without an interrupt line and which handles interrupts as addresses associated with specific interrupts in memory
US5721837A (en) * 1993-10-28 1998-02-24 Elonex I.P. Holdings, Ltd. Micro-personal digital assistant including a temperature managed CPU
US5497373A (en) * 1994-03-22 1996-03-05 Ericsson Messaging Systems Inc. Multi-media interface
EP0767936A4 (de) * 1994-07-19 1998-03-04 Elonex Technologies Inc Mikro-tragbare digitale hilfsmittelrechner
US5594721A (en) * 1994-12-28 1997-01-14 Lucent Technologies Inc. Method and system for implementing an application protocol in a communication network
US5781625A (en) * 1995-06-08 1998-07-14 Lucent Technologies, Inc. System and apparatus for generating within the premises a dial tone for enhanced phone services
US5878246A (en) * 1995-07-05 1999-03-02 Sun Microsystems, Inc. System for linking an interposition module between two modules to provide compatibility as module versions change
US5881142A (en) * 1995-07-18 1999-03-09 Jetstream Communications, Inc. Integrated communications control device for a small office configured for coupling within a scalable network
US5751795A (en) * 1995-08-11 1998-05-12 Lucent Technologies Inc. Broadcasting of information through telephone switching system display messages
US5721842A (en) * 1995-08-25 1998-02-24 Apex Pc Solutions, Inc. Interconnection system for viewing and controlling remotely connected computers with on-screen video overlay for controlling of the interconnection switch
CA2158408C (en) * 1995-09-15 1998-12-08 Graham H. Thompson Architecture for robust voice cti
US5796832A (en) 1995-11-13 1998-08-18 Transaction Technology, Inc. Wireless transaction and information system
DE19542948C2 (de) * 1995-11-17 1998-09-17 Bosch Gmbh Robert Verfahren für die Kommunikation eines externen Rechners über ein Telekommunikations-Endgerät mit einem Telekommunikationsnetz und Telekommunikations-Endgerät
US5802148A (en) * 1995-12-08 1998-09-01 Lucent Technologies, Inc. System for generating aural announcements within a premises
US6058433A (en) * 1996-07-23 2000-05-02 Gateway 2000, Inc. System and method for providing increased throughput through a computer serial port to a modem communications port
US5875242A (en) * 1996-07-26 1999-02-23 Glaser; Lawrence F. Telecommunications installation and management system and method
US6009162A (en) * 1996-10-31 1999-12-28 Lucent Technologies Inc. Telecommunication feature for exchange of translation information between a computer and a telecommunication switching system
US6011836A (en) * 1997-02-24 2000-01-04 Diamond Multimedia Systems, Inc In-line control of telephony device
US6775264B1 (en) * 1997-03-03 2004-08-10 Webley Systems, Inc. Computer, internet and telecommunications based network
US5903631A (en) * 1997-03-12 1999-05-11 Mitel Corporation One-button intelligent CTI dialler
US5898772A (en) * 1997-05-29 1999-04-27 Lucent Technologies Inc. Logical PC agent
US6128313A (en) * 1997-09-11 2000-10-03 Cisco Technology, Inc. Apparatus and method for filtering line noise and improper packet formatting
DE59802979D1 (de) 1997-09-22 2002-03-14 Siemens Ag Kommunikationssystem
DE19804793A1 (de) * 1998-02-06 1999-08-12 Paul Dr Harten Telefon für den direkten Anschluß an Datennetze
US6208724B1 (en) 1998-04-09 2001-03-27 Dialogic Corporation Virtual telephone
US6480510B1 (en) 1998-07-28 2002-11-12 Serconet Ltd. Local area network of serial intelligent cells
EP1116086B1 (de) 1998-09-22 2007-02-21 Avocent Huntsville Corporation System zum fernzugriff auf personalcomputer
KR20000042227A (ko) 1998-12-24 2000-07-15 윤종용 디지털 전화기와 개인용 컴퓨터가 연동되는 사설 교환시스템및 그 제어 방법
FR2788185B1 (fr) * 1998-12-31 2001-03-30 Cit Alcatel Procede de gestion de communications telephoniques
US6352944B1 (en) 1999-02-10 2002-03-05 Micron Technology, Inc. Method of depositing an aluminum nitride comprising layer over a semiconductor substrate
US20040052343A1 (en) * 1999-02-16 2004-03-18 Glaser Lawrence F. Telecommunications installation and management system and method
US6512764B1 (en) * 1999-07-16 2003-01-28 General Bandwidth Inc. Method and apparatus for providing voice signals to and from a telecommunications switch
US7516190B2 (en) 2000-02-04 2009-04-07 Parus Holdings, Inc. Personal voice-based information retrieval system
US6721705B2 (en) * 2000-02-04 2004-04-13 Webley Systems, Inc. Robust voice browser system and voice activated device controller
US6512762B1 (en) 2000-02-11 2003-01-28 General Bandwidth, Inc. System and method for communicating telecommunication information between customer premises equipment and network equipment
US6466573B1 (en) 2000-02-11 2002-10-15 General Bandwidth Inc. System and method for communicating telecommunication information between a telecommunication switch and customer premises equipment
US6404763B1 (en) 2000-02-11 2002-06-11 General Bandwidth Inc. System and method for communicating telecommunication information between network equipment and a plurality of local loop circuits
IL135744A (en) * 2000-04-18 2008-08-07 Mosaid Technologies Inc Telephone communication system through a single line
US7675900B1 (en) 2000-10-09 2010-03-09 Genband Inc. System and method for interfacing between signaling protocols
US6839342B1 (en) 2000-10-09 2005-01-04 General Bandwidth Inc. System and method for interfacing signaling information and voice traffic
US7184427B1 (en) * 2000-11-28 2007-02-27 Genband Inc. System and method for communicating telecommunication information from a broadband network to a telecommunication network
US7385963B1 (en) 2000-11-28 2008-06-10 Genband Inc. System and method for communicating telecommunication information from a telecommunication network to a broadband network
DE10064109A1 (de) * 2000-12-21 2002-07-18 Siemens Ag Verfahren für eine Telekommnikationsanlage zum Verarbeiten von kollidierenden Steuermeldungssequenzen
US6754221B1 (en) 2001-02-15 2004-06-22 General Bandwidth Inc. System and method for selecting a compression algorithm according to an available bandwidth
US6526046B1 (en) 2001-04-24 2003-02-25 General Bandwidth Inc. System and method for communicating telecommunication information using asynchronous transfer mode
US7149182B1 (en) 2001-04-24 2006-12-12 Genband Inc. System and method for providing lifeline telecommunication service
US6879667B1 (en) 2001-05-07 2005-04-12 General Bandwidth Inc. System and method for interfacing telephony voice signals with a broadband access network
US6996134B1 (en) 2001-05-07 2006-02-07 General Bandwidth Inc. System and method for reliably communicating telecommunication information
IL144158A (en) 2001-07-05 2011-06-30 Mosaid Technologies Inc Socket for connecting an analog telephone to a digital communications network that carries digital voice signals
US7245583B1 (en) 2001-09-04 2007-07-17 Genband Inc. System and method for providing lifeline telecommunication service to line-powered customer premises equipment
US7170854B1 (en) 2001-10-02 2007-01-30 Genband Inc. System and method using switch fabric to support redundant network ports
IL161190A0 (en) * 2001-10-11 2004-08-31 Serconet Ltd Outlet with analog signal adapter, method for use thereof and a network using said outlet
US7239628B1 (en) 2002-05-01 2007-07-03 Genband Inc. Line-powered network interface device
US6625169B1 (en) 2002-06-14 2003-09-23 Telesys Technologies, Inc. Integrated communication systems for exchanging data and information between networks
US7558193B2 (en) * 2002-08-12 2009-07-07 Starent Networks Corporation Redundancy in voice and data communications systems
WO2004025487A1 (en) 2002-09-16 2004-03-25 Telefonaktiebolaget Lm Ericsson Bus control arrangement and method
US7480376B2 (en) * 2002-09-20 2009-01-20 Avaya Inc. Apparatus and method for providing call status information
US7843899B2 (en) * 2002-09-20 2010-11-30 Avaya Inc. Apparatus and method for providing call status information
US7307982B2 (en) * 2003-02-21 2007-12-11 Avaya Technology Corp. Apparatus and method for controlling telephony endpoints
IL154921A (en) 2003-03-13 2011-02-28 Mosaid Technologies Inc A telephone system that includes many separate sources and accessories for it
JP2005174090A (ja) * 2003-12-12 2005-06-30 Oki Electric Ind Co Ltd データ転送回路
IL159838A0 (en) 2004-01-13 2004-06-20 Yehuda Binder Information device
US7873058B2 (en) 2004-11-08 2011-01-18 Mosaid Technologies Incorporated Outlet with analog signal adapter, a method for use thereof and a network using said outlet
US20090052646A1 (en) * 2007-08-24 2009-02-26 Mcgowan John T Automatic Conferencing System
US9277021B2 (en) * 2009-08-21 2016-03-01 Avaya Inc. Sending a user associated telecommunication address
US8959030B2 (en) * 2010-02-12 2015-02-17 Avaya Inc. Timeminder for professionals
US8898219B2 (en) * 2010-02-12 2014-11-25 Avaya Inc. Context sensitive, cloud-based telephony
US9182874B2 (en) * 2011-01-31 2015-11-10 Dell Products, Lp System and method for out-of-band communication between a remote user and a local user of a server
TWI510910B (zh) * 2013-11-11 2015-12-01 Wistron Corp 電腦系統及其遠端控制方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4387440A (en) * 1980-03-03 1983-06-07 Eaton Michael D Modem control device code multiplexing
US4375582A (en) * 1981-02-04 1983-03-01 Gist Larry B Telephone answering system and method
US4503288A (en) * 1981-08-31 1985-03-05 Novation, Inc. Intelligent telephone
US4481574A (en) * 1982-02-18 1984-11-06 Pinetree Systems, Inc. Programmable interface between remote terminals and a computer
US4475189A (en) * 1982-05-27 1984-10-02 At&T Bell Laboratories Automatic interactive conference arrangement
US4532377A (en) * 1983-07-18 1985-07-30 At&T Information Systems Inc. Data call transfer
US4535198A (en) * 1983-07-18 1985-08-13 At&T Information Systems Inc. Digital terminal keyboard dialing
EP0141911A3 (de) * 1983-08-05 1986-11-20 Cygnet Technologies, Inc. Fernmeldegerät
US4524244A (en) * 1983-08-05 1985-06-18 Cygnet Technologies, Inc. Digital and voice telecommunication apparatus
US4534023A (en) * 1983-10-07 1985-08-06 At&T Information Systems Inc. Plural communication channel protocol support systems
JPS60154767A (ja) * 1984-01-25 1985-08-14 Fujitsu Ltd 通話情報自動記録方式
US4640989A (en) * 1984-07-23 1987-02-03 Asher Technologies, Inc. Communications unit for executive work station
US4653085A (en) * 1984-09-27 1987-03-24 At&T Company Telephone switching system adjunct call processing arrangement
US4739509A (en) * 1986-03-21 1988-04-19 American Telephone And Telegraph Company Automated message chronicling system
US4734931A (en) * 1986-03-21 1988-03-29 American Telephone And Telegraph Company And At&T Information Systems Inc. Integrated calling directory
US4806948A (en) * 1987-02-17 1989-02-21 Ncr Corporation Ribbon separating mechanism for thermal printer

Also Published As

Publication number Publication date
CA1256615A (en) 1989-06-27
USRE35050E (en) 1995-10-03
EP0238255A3 (en) 1989-06-07
US4748656A (en) 1988-05-31
JPS62235897A (ja) 1987-10-16
DE3780487T2 (de) 1993-01-21
KR870009288A (ko) 1987-10-24
JP3081207B2 (ja) 2000-08-28
EP0238255B1 (de) 1992-07-22
EP0238255A2 (de) 1987-09-23
KR950009577B1 (ko) 1995-08-24

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