BE867885A - Systeme de controle et de diagnostic pour modem - Google Patents

Systeme de controle et de diagnostic pour modem

Info

Publication number
BE867885A
BE867885A BE188378A BE188378A BE867885A BE 867885 A BE867885 A BE 867885A BE 188378 A BE188378 A BE 188378A BE 188378 A BE188378 A BE 188378A BE 867885 A BE867885 A BE 867885A
Authority
BE
Belgium
Prior art keywords
modem
control
diagnosis system
diagnosis
Prior art date
Application number
BE188378A
Other languages
English (en)
French (fr)
Original Assignee
Milgo Electronic 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 Milgo Electronic Corp filed Critical Milgo Electronic Corp
Publication of BE867885A publication Critical patent/BE867885A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/24—Testing correct operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Selective Calling Equipment (AREA)
  • Communication Control (AREA)
BE188378A 1977-06-06 1978-06-06 Systeme de controle et de diagnostic pour modem BE867885A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80394577A 1977-06-06 1977-06-06

Publications (1)

Publication Number Publication Date
BE867885A true BE867885A (fr) 1978-10-02

Family

ID=25187819

Family Applications (1)

Application Number Title Priority Date Filing Date
BE188378A BE867885A (fr) 1977-06-06 1978-06-06 Systeme de controle et de diagnostic pour modem

Country Status (8)

Country Link
JP (2) JPS5416949A (cs)
BE (1) BE867885A (cs)
CA (1) CA1133638A (cs)
CH (4) CH642499A5 (cs)
DE (1) DE2824578A1 (cs)
FR (1) FR2408953B1 (cs)
GB (3) GB1605058A (cs)
SE (1) SE438932B (cs)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS558856A (en) * 1978-07-05 1980-01-22 Mitsubishi Paper Mills Ltd Covering of finely dispersed liquid droplet with thin film
FR2455827A1 (fr) * 1979-05-03 1980-11-28 Ibm France Dispositif de diagnostic et d'alarme pour un reseau de communication de donnees
FR2466143A1 (fr) * 1979-09-18 1981-03-27 Lignes Telegraph Telephon Procede et dispositif de test automatique d'un systeme de transmission de donnees numeriques
US4398299A (en) * 1980-10-10 1983-08-09 Bell Telephone Laboratories, Incorporated Data set network diagnostic system
US4398297A (en) * 1980-10-10 1983-08-09 Bell Telephone Laboratories, Incorporated Data set diagnostic system
JPS5772891A (en) * 1980-10-23 1982-05-07 Mitsubishi Paper Mills Ltd Pressure sensitive copy paper
DE3069082D1 (en) * 1980-11-28 1984-10-04 Ibm Multichannel modem and its utilization in a process and system for testing a communication network with several levels
JPH0746808B2 (ja) * 1984-02-23 1995-05-17 中部電力株式会社 網制御方式
DE3586758T2 (de) * 1985-04-30 1993-04-22 Ibm Modem zur steuerung eines modemnetzes.
US4937825A (en) * 1988-06-15 1990-06-26 International Business Machines Method and apparatus for diagnosing problems in data communication networks
JP2682703B2 (ja) * 1989-07-21 1997-11-26 富士通株式会社 マルチポイント接続モデムのリトレーニング方式
JP2558012B2 (ja) * 1990-11-27 1996-11-27 富士通株式会社 通信回線バックアップ方式
DE4225203A1 (de) * 1992-07-30 1992-12-03 Siemens Ag Digitales kommunikationsnetz
EP0585061A2 (en) * 1992-08-25 1994-03-02 Nortel Networks Corporation High availability leased lines
DE4410338C2 (de) * 1994-03-25 1996-03-28 Telefunken Microelectron Datenübertragungssystem
CN113447056B (zh) * 2021-05-10 2022-05-27 四川省地质工程勘察院集团有限公司 一种可通过地面紧实度自动调整的地质监测预警装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US30037A (en) 1860-09-18 Mode of attaching horses to vehicles
US3349374A (en) * 1963-08-05 1967-10-24 Motorola Inc Supervisory control system with message traffic control
US3806878A (en) * 1971-08-05 1974-04-23 Ibm Concurrent subsystem diagnostics and i/o controller
US3715723A (en) * 1971-12-28 1973-02-06 Nasa Frequency division multiplex technique
US4039751A (en) * 1972-04-24 1977-08-02 General Datacomm Industries, Inc. Method and apparatus for closed loop testing of first and second modulators and demodulators
US3819878A (en) * 1972-12-18 1974-06-25 Antekna Inc Transmission test set for telephone circuit data communication systems
US3838260A (en) * 1973-01-22 1974-09-24 Xerox Corp Microprogrammable control memory diagnostic system
US4076961A (en) * 1974-09-23 1978-02-28 Intertel, Inc. Automatic switching unit for data communications network
US3943305A (en) * 1974-11-11 1976-03-09 Magnetic Controls Company Telephone line control system
US3920975A (en) * 1974-11-14 1975-11-18 Rockwell International Corp Data communications network remote test and control system
US4006461A (en) * 1975-02-03 1977-02-01 Tull Aviation Corporation System for transmitting operating condition data from a passive station to a central station
US4055808A (en) * 1976-05-20 1977-10-25 Intertel, Inc. Data communications network testing system
US4076970A (en) * 1976-10-04 1978-02-28 Telecommunications Technology, Inc. Switching system having a central controller for accessing individual telephone circuits for testing
JPS5362907A (en) * 1976-11-17 1978-06-05 Fujitsu Ltd Alarm information transmission system
JPS5362905A (en) * 1976-11-17 1978-06-05 Fujitsu Ltd Alarm information collection system
US4112264A (en) * 1976-12-28 1978-09-05 Bowne Time Sharing, Inc. Testing and switching system including remotely controllable stations for information transmission and communications networks and systems

Also Published As

Publication number Publication date
FR2408953B1 (fr) 1986-05-23
JPS5416949A (en) 1979-02-07
SE438932B (sv) 1985-05-13
DE2824578A1 (de) 1979-01-11
GB1605057A (en) 1981-12-16
GB1605059A (en) 1981-12-16
JPS62142434A (ja) 1987-06-25
CH641612A5 (en) 1984-02-29
CA1133638A (en) 1982-10-12
JPS649783B2 (cs) 1989-02-20
DE2824578C2 (cs) 1990-08-23
CH641613A5 (en) 1984-02-29
CH642499A5 (en) 1984-04-13
GB1605058A (en) 1981-12-16
CH642209A5 (en) 1984-03-30
SE7806295L (sv) 1979-02-02
FR2408953A1 (fr) 1979-06-08

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: RACAL MILGO INC.

Effective date: 19950630