BR7603367A - Processo e aparelho medidor para medir em um cabo especialmente em um cabo telefonico a frequencia de erros de bits causada por diafonia - Google Patents

Processo e aparelho medidor para medir em um cabo especialmente em um cabo telefonico a frequencia de erros de bits causada por diafonia

Info

Publication number
BR7603367A
BR7603367A BR3367/76A BR7603367A BR7603367A BR 7603367 A BR7603367 A BR 7603367A BR 3367/76 A BR3367/76 A BR 3367/76A BR 7603367 A BR7603367 A BR 7603367A BR 7603367 A BR7603367 A BR 7603367A
Authority
BR
Brazil
Prior art keywords
cable
measuring
diaphony
frequency
bit errors
Prior art date
Application number
BR3367/76A
Other languages
English (en)
Portuguese (pt)
Inventor
J Arras
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of BR7603367A publication Critical patent/BR7603367A/pt

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
    • H04L1/245—Testing correct operation by using the properties of transmission codes
    • H04L1/247—Testing correct operation by using the properties of transmission codes three-level transmission codes, e.g. ternary
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/08—Modifications for reducing interference; Modifications for reducing effects due to line faults ; Receiver end arrangements for detecting or overcoming line faults

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
BR3367/76A 1975-05-28 1976-05-27 Processo e aparelho medidor para medir em um cabo especialmente em um cabo telefonico a frequencia de erros de bits causada por diafonia BR7603367A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7506114A SE390783B (sv) 1975-05-28 1975-05-28 Forfarande och anordning for uppmetning i en kabel av den av overhorning fran minst ett storande par till ett stort par orsakade bitfelfrekvensen hos ett for overforing i 3-nivakodad form avsett pcm-system

Publications (1)

Publication Number Publication Date
BR7603367A true BR7603367A (pt) 1976-12-07

Family

ID=20324674

Family Applications (1)

Application Number Title Priority Date Filing Date
BR3367/76A BR7603367A (pt) 1975-05-28 1976-05-27 Processo e aparelho medidor para medir em um cabo especialmente em um cabo telefonico a frequencia de erros de bits causada por diafonia

Country Status (5)

Country Link
US (1) US4053723A (enExample)
BR (1) BR7603367A (enExample)
IT (1) IT1063155B (enExample)
NO (1) NO136124C (enExample)
SE (1) SE390783B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097697A (en) * 1977-06-02 1978-06-27 Northern Telecom Limited Digital signal performance monitor
DE2964136D1 (en) * 1979-06-15 1983-01-05 Post Office An arrangement for monitoring the performance of a digital transmission system
US4376309A (en) * 1981-05-29 1983-03-08 Bell Telephone Laboratories, Incorporated Method and apparatus for signal-eye tracking in digital transmission systems
US5511119A (en) * 1993-02-10 1996-04-23 Bell Communications Research, Inc. Method and system for compensating for coupling between circuits of quaded cable in a telecommunication transmission system
US8320555B2 (en) * 2008-09-12 2012-11-27 Centurylink Intellectual Property Llc Method and apparatus for determining a change in network-generated crosstalk levels caused by a multi-line phone
TWI824191B (zh) * 2020-04-14 2023-12-01 慧榮科技股份有限公司 均衡調整的電腦程式產品及方法以及裝置
TWI712050B (zh) * 2020-04-14 2020-12-01 慧榮科技股份有限公司 均衡調整的電腦程式產品及方法以及裝置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2017275A1 (de) * 1970-04-10 1971-10-21 Siemens Ag Anordnung zur Messung von Fernnebensprecheigenschaften an Übertragungsleitungen
CA999989A (en) * 1972-12-14 1976-11-16 Edgar R. Allen Measurement of noise in a communication channel

Also Published As

Publication number Publication date
NO136124B (enExample) 1977-04-12
SE7506114L (sv) 1976-11-29
NO136124C (no) 1991-03-08
US4053723A (en) 1977-10-11
NO761799L (enExample) 1976-11-30
IT1063155B (it) 1985-02-11
SE390783B (sv) 1977-01-17

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