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AU494731B2 - Digital testing and power control in a digital communication system - Google Patents

Digital testing and power control in a digital communication system

Info

Publication number
AU494731B2
AU494731B2 AU15383/76A AU1538376A AU494731B2 AU 494731 B2 AU494731 B2 AU 494731B2 AU 15383/76 A AU15383/76 A AU 15383/76A AU 1538376 A AU1538376 A AU 1538376A AU 494731 B2 AU494731 B2 AU 494731B2
Authority
AU
Australia
Prior art keywords
digital
communication system
power control
testing
digital communication
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
AU15383/76A
Other versions
AU1538376A (en
Inventor
Owen Mace Ernest Zimmer Peter Rule
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.)
Ericsson Australia Pty Ltd
Original Assignee
LM Ericsson Pty Ltd
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 LM Ericsson Pty Ltd filed Critical LM Ericsson Pty Ltd
Priority to AU15383/76A priority Critical patent/AU494731B2/en
Application granted granted Critical
Publication of AU494731B2 publication Critical patent/AU494731B2/en
Publication of AU1538376A publication Critical patent/AU1538376A/en
Expired legal-status Critical Current

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
    • H04L1/242—Testing correct operation by comparing a transmitted test signal with a locally generated replica
    • H04L1/243—Testing correct operation by comparing a transmitted test signal with a locally generated replica at the transmitter, using a loop-back
    • 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
    • H04L1/241—Testing correct operation using pseudo-errors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
    • H04M3/302—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop using modulation techniques for copper pairs
    • H04M3/303—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop using modulation techniques for copper pairs and using PCM multiplexers, e.g. pair gain systems
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
AU15383/76A 1975-06-30 1975-06-30 Digital testing and power control in a digital communication system Expired AU494731B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU15383/76A AU494731B2 (en) 1975-06-30 1975-06-30 Digital testing and power control in a digital communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU15383/76A AU494731B2 (en) 1975-06-30 1975-06-30 Digital testing and power control in a digital communication system

Publications (2)

Publication Number Publication Date
AU494731B2 true AU494731B2 (en) 1978-01-05
AU1538376A AU1538376A (en) 1978-01-05

Family

ID=3705450

Family Applications (1)

Application Number Title Priority Date Filing Date
AU15383/76A Expired AU494731B2 (en) 1975-06-30 1975-06-30 Digital testing and power control in a digital communication system

Country Status (1)

Country Link
AU (1) AU494731B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0208327A1 (en) * 1985-07-11 1987-01-14 Siemens Aktiengesellschaft Digital subscriber connection
EP0675624A1 (en) * 1994-03-29 1995-10-04 Gpt Limited Telecommunication customer interface

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0208327A1 (en) * 1985-07-11 1987-01-14 Siemens Aktiengesellschaft Digital subscriber connection
EP0675624A1 (en) * 1994-03-29 1995-10-04 Gpt Limited Telecommunication customer interface

Also Published As

Publication number Publication date
AU1538376A (en) 1978-01-05

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