AU452876B2 - Improvements in or relating to fault detection arrangements in pcm telecommunication systems - Google Patents

Improvements in or relating to fault detection arrangements in pcm telecommunication systems

Info

Publication number
AU452876B2
AU452876B2 AU53600/73A AU5360073A AU452876B2 AU 452876 B2 AU452876 B2 AU 452876B2 AU 53600/73 A AU53600/73 A AU 53600/73A AU 5360073 A AU5360073 A AU 5360073A AU 452876 B2 AU452876 B2 AU 452876B2
Authority
AU
Australia
Prior art keywords
relating
fault detection
telecommunication systems
detection arrangements
pcm telecommunication
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
AU53600/73A
Other languages
English (en)
Other versions
AU5360073A (en
Inventor
Pospishil Regenhard
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.)
Siemens AG
Original Assignee
Siemens AG
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
Priority claimed from DE19722215836 external-priority patent/DE2215836C/de
Application filed by Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of AU452876B2 publication Critical patent/AU452876B2/en
Publication of AU5360073A publication Critical patent/AU5360073A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • 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
    • H04B17/402—Monitoring; Testing of relay systems with selective localization using different frequencies
    • H04B17/404—Monitoring; Testing of relay systems with selective localization using different frequencies selected by local filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Dc Digital Transmission (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
AU53600/73A 1972-03-30 1973-03-21 Improvements in or relating to fault detection arrangements in pcm telecommunication systems Expired AU452876B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEDE82215 1972-03-28
DE19722215836 DE2215836C (de) 1972-03-30 Verfahren und Einrichtung zur Er mittlung von Fehlern in mit Regenera toren versehenen Zwischenstellen eines mit Pulscodemodulation arbeitenden Ubertragungssystems

Publications (2)

Publication Number Publication Date
AU452876B2 true AU452876B2 (en) 1974-09-19
AU5360073A AU5360073A (en) 1974-09-19

Family

ID=5840768

Family Applications (1)

Application Number Title Priority Date Filing Date
AU53600/73A Expired AU452876B2 (en) 1972-03-30 1973-03-21 Improvements in or relating to fault detection arrangements in pcm telecommunication systems

Country Status (9)

Country Link
JP (2) JPS499911A (enExample)
AT (1) AT334422B (enExample)
AU (1) AU452876B2 (enExample)
BE (1) BE797606R (enExample)
CH (1) CH588192A5 (enExample)
FR (1) FR2178187B2 (enExample)
GB (1) GB1394793A (enExample)
IL (1) IL41861A (enExample)
IT (1) IT1045340B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2127653B (en) * 1982-09-15 1986-10-15 Standard Telephones Cables Ltd Supervision of digital transmission systems

Also Published As

Publication number Publication date
DE2215836A1 (enExample) 1972-12-07
JPS499911A (enExample) 1974-01-29
IL41861A0 (en) 1973-05-31
ATA241873A (de) 1976-05-15
FR2178187A2 (enExample) 1973-11-09
AT334422B (de) 1976-01-10
AU5360073A (en) 1974-09-19
JPS5722497B2 (enExample) 1982-05-13
DE2215836B2 (de) 1972-12-07
IL41861A (en) 1975-10-15
CH588192A5 (enExample) 1977-05-31
BE797606R (fr) 1973-10-01
FR2178187B2 (enExample) 1977-09-02
JPS5366314A (en) 1978-06-13
GB1394793A (en) 1975-05-21
IT1045340B (it) 1980-05-10

Similar Documents

Publication Publication Date Title
AU473279B2 (en) Improvements in or relating to circuit breaker system
CA944823A (en) Degradation detection in a pcm system
AU473406B2 (en) Improvements in or relating to character-printing systems
CA972813A (en) Fault mode detection system
CA951072A (en) Mono-grain layer membrane
ZA738682B (en) Improvements in or relating to telecommunication switching systems
AU452876B2 (en) Improvements in or relating to fault detection arrangements in pcm telecommunication systems
AU461069B2 (en) Improvements in or relating to telecommunications systems
AU467231B2 (en) Improvements in or relating to attenuation-correcting systems
AU476944B2 (en) Pcm systems
AU447166B2 (en) Improvements in or relating to telecommunication line fault location systems
AU1030070A (en) Improvements in or relating to telecommunication line fault location systems
AU453292B2 (en) Improvements in or relating to telecommunication systems
AU448122B2 (en) Improvements in or relating to telecommunication systems
AU1953570A (en) Improvements in or relating to telecommunication systems
AU487733B2 (en) Improvements in and relating to telephone systems
CA913250A (en) State change detecting system in telephone exchange equipment
AU452842B2 (en) Improvements in or relating to telecommunication exchange systems
AU479941B2 (en) Improvements in or relating to time division communication systems
AU440581B2 (en) Improvements in or relating to telecommunications systems
CA983140A (en) First fault annunciator system
AU477052B2 (en) Improvements in or relating to telecommunications systems
CA917735A (en) Electrical fault protection system
AU476954B2 (en) Improvements in supervisory alarm systems
AU484677B2 (en) Improvements in or relating to frequency-selective telecommunications signal receivers