BR7604821A - Sistema de tele-supervisao para sistemas de transmissao pcm - Google Patents

Sistema de tele-supervisao para sistemas de transmissao pcm

Info

Publication number
BR7604821A
BR7604821A BR7604821A BR7604821A BR7604821A BR 7604821 A BR7604821 A BR 7604821A BR 7604821 A BR7604821 A BR 7604821A BR 7604821 A BR7604821 A BR 7604821A BR 7604821 A BR7604821 A BR 7604821A
Authority
BR
Brazil
Prior art keywords
tele
transmission systems
supervision system
pcm transmission
pcm
Prior art date
Application number
BR7604821A
Other languages
English (en)
Inventor
P Mantovani
S Roldi
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Publication of BR7604821A publication Critical patent/BR7604821A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/401—Monitoring; Testing of relay systems with selective localization
    • H04B17/406—Monitoring; Testing of relay systems with selective localization using coded addresses

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Communication Control (AREA)
  • Time-Division Multiplex Systems (AREA)
BR7604821A 1975-07-28 1976-07-26 Sistema de tele-supervisao para sistemas de transmissao pcm BR7604821A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT25817/75A IT1040148B (it) 1975-07-28 1975-07-28 Sistema di telesorveglianza per sistemi di trasmissione pcm

Publications (1)

Publication Number Publication Date
BR7604821A true BR7604821A (pt) 1977-08-09

Family

ID=11217816

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7604821A BR7604821A (pt) 1975-07-28 1976-07-26 Sistema de tele-supervisao para sistemas de transmissao pcm

Country Status (10)

Country Link
US (1) US4069402A (pt)
AU (1) AU497196B2 (pt)
BR (1) BR7604821A (pt)
DE (1) DE2633922A1 (pt)
IE (1) IE44531B1 (pt)
IN (1) IN145034B (pt)
IT (1) IT1040148B (pt)
NO (1) NO145450C (pt)
NZ (1) NZ181514A (pt)
TR (1) TR19510A (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4278850A (en) * 1978-04-11 1981-07-14 Kokusai Denshin Denwa Co., Ltd. Monitoring system for optical transmission line repeaters
US4161635A (en) * 1978-07-31 1979-07-17 Bell Telephone Laboratories, Incorporated Address verification system
US4161634A (en) * 1978-07-31 1979-07-17 Bell Telephone Laboratories, Incorporated Count-down addressing system
US4451916A (en) * 1980-05-12 1984-05-29 Harris Corporation Repeatered, multi-channel fiber optic communication network having fault isolation system
US4455644A (en) * 1981-12-16 1984-06-19 Telesciences, Inc. Telecommunication fault detecting system
GB2127653B (en) * 1982-09-15 1986-10-15 Standard Telephones Cables Ltd Supervision of digital transmission systems
US4654807A (en) * 1983-12-06 1987-03-31 Paradyne Corporation Method of measuring communication channel impairement in polling applications
US4630268A (en) * 1984-08-30 1986-12-16 Rockwell International Corporation Communication circuit loopback test apparatus
DE3638147A1 (de) * 1986-11-08 1988-05-11 Standard Elektrik Lorenz Ag Digitales nachrichtenuebertragungssystem mit adressen aufweisenden zwischenregeneratoren und einrichtung zur fehlerortung
US4896317A (en) * 1987-02-20 1990-01-23 Fujitsu Limited Supervisory system for a primary group digital transmission line
US5212475A (en) * 1988-05-18 1993-05-18 Siemens Aktiengesellschaft Method for generating an alarm inhibit signal
US4980887A (en) * 1988-10-27 1990-12-25 Seiscor Technologies Digital communication apparatus and method
JPH0622353B2 (ja) * 1988-11-28 1994-03-23 富士通株式会社 伝送路の監視方式
US5680405A (en) * 1992-09-11 1997-10-21 Teltrend Incorporated Remote reporting system for digital transmission line elements
US5422876A (en) * 1993-09-07 1995-06-06 Southwestern Bell Technology Resources, Inc. Out-of-band loopback control scheme
WO2002078222A1 (en) * 2001-03-28 2002-10-03 Telefonaktiebolaget L M Ericsson Separate control line for maintenance of repeaters of a digital subscriber line
US7792089B2 (en) * 2002-07-31 2010-09-07 Cattron-Theimeg, Inc. System and method for wireless remote control of locomotives

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2060989A5 (pt) * 1969-12-24 1971-06-18 Sits Soc It Telecom Siemens
DE2212079A1 (de) * 1970-11-16 1973-02-22 Sits Soc It Telecom Siemens Fernueberwachungssystem fuer ein pcm-uebertragungssystem
GB1369847A (en) * 1970-12-24 1974-10-09 Sits Soc It Telecom Siemens Fault location system for pcm transmission lines

Also Published As

Publication number Publication date
NO145450B (no) 1981-12-14
IE44531L (en) 1977-01-28
AU1628176A (en) 1978-02-02
NZ181514A (en) 1979-07-11
NO762574L (pt) 1977-01-31
TR19510A (tr) 1979-03-29
IN145034B (pt) 1978-08-12
DE2633922A1 (de) 1977-02-10
AU497196B2 (en) 1978-12-07
NO145450C (no) 1982-03-24
IT1040148B (it) 1979-12-20
US4069402A (en) 1978-01-17
IE44531B1 (en) 1981-12-30

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