DE3689878T2 - Intelligentes synchrones Modem und Übertragungssystem mit diesem Modem. - Google Patents

Intelligentes synchrones Modem und Übertragungssystem mit diesem Modem.

Info

Publication number
DE3689878T2
DE3689878T2 DE3689878T DE3689878T DE3689878T2 DE 3689878 T2 DE3689878 T2 DE 3689878T2 DE 3689878 T DE3689878 T DE 3689878T DE 3689878 T DE3689878 T DE 3689878T DE 3689878 T2 DE3689878 T2 DE 3689878T2
Authority
DE
Germany
Prior art keywords
modem
transmission system
intelligent synchronous
intelligent
synchronous modem
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
DE3689878T
Other languages
English (en)
Other versions
DE3689878D1 (de
Inventor
Andrew M Gorniak
Michael J Fargano
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.)
General Datacomm Inc
Original Assignee
General Datacomm 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 General Datacomm Inc filed Critical General Datacomm Inc
Application granted granted Critical
Publication of DE3689878D1 publication Critical patent/DE3689878D1/de
Publication of DE3689878T2 publication Critical patent/DE3689878T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G06F13/382—Information transfer, e.g. on bus using universal interface adapter
    • G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
DE3689878T 1985-11-18 1986-11-14 Intelligentes synchrones Modem und Übertragungssystem mit diesem Modem. Expired - Fee Related DE3689878T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/798,897 US4817147A (en) 1985-11-18 1985-11-18 Intelligent synchronous modem and communication system incorporating the same

Publications (2)

Publication Number Publication Date
DE3689878D1 DE3689878D1 (de) 1994-07-07
DE3689878T2 true DE3689878T2 (de) 1994-10-20

Family

ID=25174539

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3689878T Expired - Fee Related DE3689878T2 (de) 1985-11-18 1986-11-14 Intelligentes synchrones Modem und Übertragungssystem mit diesem Modem.

Country Status (5)

Country Link
US (1) US4817147A (de)
EP (1) EP0228794B1 (de)
AU (1) AU592129B2 (de)
CA (1) CA1271563A (de)
DE (1) DE3689878T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4700358A (en) * 1985-11-18 1987-10-13 Hayes Microcomputer Products, Inc. Synchronous/asynchronous modem
US4922534A (en) * 1985-11-18 1990-05-01 General Datacomm, Inc. Intelligent synchronous modem and communication system incorporating the same
US5267263A (en) * 1987-04-23 1993-11-30 Cq Computer Communications, Inc. Method and apparatus for interfacing synchronous data devices over an asynchronous communications channel
US5058163A (en) * 1988-10-12 1991-10-15 Pacific Bell Interface unit for transferring digital data between time-domain multiplexed communication links
US5012489A (en) * 1988-11-07 1991-04-30 Hayes Microcomputer Products, Inc. Method for sending a plurality of data channels over a single communications line
EP0471877B1 (de) * 1990-08-23 1994-10-26 Siemens Aktiengesellschaft Digitale Fernsprecheinrichtung
ES2048083B1 (es) * 1992-01-08 1996-10-16 Girons Jorge Moix Aparato para la captura y transmision automatizada de datos por red telefonica conmutada.
US5596718A (en) * 1992-07-10 1997-01-21 Secure Computing Corporation Secure computer network using trusted path subsystem which encrypts/decrypts and communicates with user through local workstation user I/O devices without utilizing workstation processor
US5359648A (en) * 1992-12-28 1994-10-25 Rolm Company Escape sequence using monitoring of control signal states
EP0660239A1 (de) * 1993-12-17 1995-06-28 International Business Machines Corporation Datenübertragung zwischen Rechnerelementen
US5515373A (en) * 1994-01-11 1996-05-07 Apple Computer, Inc. Telecommunications interface for unified handling of varied analog-derived and digital data streams
US5799190A (en) * 1994-08-09 1998-08-25 Apple Computer, Inc. Communications coprocessor for realizing bidirectional isochronous communications link with host computer
US5586273A (en) * 1994-08-18 1996-12-17 International Business Machines Corporation HDLC asynchronous to synchronous converter
US5745795A (en) * 1994-12-08 1998-04-28 Dell Usa, L.P. SCSI connector and Y cable configuration which selectively provides single or dual SCSI channels on a single standard SCSI connector
US5787305A (en) 1995-04-25 1998-07-28 Pc-Tel, Inc. Host signal processing modem using a software simulation of a UART
US5765021A (en) * 1996-03-27 1998-06-09 Pc-Tel, Inc. Computer system having second program for transferring data between second port connected to a first port and the software portion of a modem
US5761465A (en) * 1996-03-29 1998-06-02 Cirrus Logic, Inc. System for coupling asynchronous data path to field check circuit of synchronous data path when the asynchronous data path communicating data in synchronous format
US6137792A (en) * 1996-06-14 2000-10-24 International Discount Telecommunications Corp. Method and apparatus for enabling transmission of data packets over a bypass circuit-switched public telephone connection
US7126983B1 (en) * 1999-03-08 2006-10-24 Silicon Laboratories Inc. Methods and apparatus for communicating commands and data using logical channels
IES20010783A2 (en) * 2001-04-26 2002-09-18 Richmount Computers Ltd Data storage apparatus
GB2375627A (en) * 2001-05-18 2002-11-20 Ubinetics Ltd A method of data communications
US7089345B1 (en) * 2002-04-23 2006-08-08 Adaptec, Inc. Method and apparatus for dual porting a single port serial ATA disk drive

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4091423A (en) * 1975-03-17 1978-05-23 Datotek, Inc. Synchronous digital data scrambling system
US4156796A (en) * 1977-11-29 1979-05-29 International Business Machines Corporation Programmable data processing communications multiplexer
US4215243A (en) * 1978-11-17 1980-07-29 Racal-Vadic Inc. Automatic modem identification system
US4387440A (en) * 1980-03-03 1983-06-07 Eaton Michael D Modem control device code multiplexing
US4549302A (en) * 1981-06-15 1985-10-22 Hayes Microcomputer Products, Inc. Modem with improved escape sequence mechanism to prevent escape in response to random occurrence of escape character in transmitted data
US4467445A (en) * 1981-06-16 1984-08-21 International Business Machines Corporation Communication adapter circuit
US4494232A (en) * 1981-12-04 1985-01-15 Racal-Milgo, Inc. Statistical multiplexer with dynamic bandwidth allocation for asynchronous and synchronous channels
US4547880A (en) * 1983-05-13 1985-10-15 Able Computer Communication control apparatus for digital devices
US4620294A (en) * 1983-09-09 1986-10-28 Cts Corporation Digital signal processor modem

Also Published As

Publication number Publication date
EP0228794B1 (de) 1994-06-01
EP0228794A2 (de) 1987-07-15
CA1271563C (en) 1990-07-10
CA1271563A (en) 1990-07-10
EP0228794A3 (en) 1989-08-30
US4817147A (en) 1989-03-28
DE3689878D1 (de) 1994-07-07
AU592129B2 (en) 1990-01-04
AU6530486A (en) 1987-05-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee