IT1174446B - Apparecchiatura di trasmissione di dati perfezionata - Google Patents

Apparecchiatura di trasmissione di dati perfezionata

Info

Publication number
IT1174446B
IT1174446B IT27917/78A IT2791778A IT1174446B IT 1174446 B IT1174446 B IT 1174446B IT 27917/78 A IT27917/78 A IT 27917/78A IT 2791778 A IT2791778 A IT 2791778A IT 1174446 B IT1174446 B IT 1174446B
Authority
IT
Italy
Prior art keywords
data transmission
transmission equipment
perfected
perfected data
equipment
Prior art date
Application number
IT27917/78A
Other languages
English (en)
Other versions
IT7827917A0 (it
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of IT7827917A0 publication Critical patent/IT7827917A0/it
Application granted granted Critical
Publication of IT1174446B publication Critical patent/IT1174446B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • H04B3/462—Testing group delay or phase shift, e.g. timing jitter

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
IT27917/78A 1977-10-27 1978-09-21 Apparecchiatura di trasmissione di dati perfezionata IT1174446B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7733120A FR2407616A1 (fr) 1977-10-27 1977-10-27 Procede et dispositif de mesure de la pente de la caracteristique de temps de groupe d'un canal de transmission et leur application a la selection automatique d'egaliseur

Publications (2)

Publication Number Publication Date
IT7827917A0 IT7827917A0 (it) 1978-09-21
IT1174446B true IT1174446B (it) 1987-07-01

Family

ID=9197225

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27917/78A IT1174446B (it) 1977-10-27 1978-09-21 Apparecchiatura di trasmissione di dati perfezionata

Country Status (7)

Country Link
US (1) US4245320A (it)
JP (1) JPS5466182A (it)
CA (1) CA1111562A (it)
DE (1) DE2845166A1 (it)
FR (1) FR2407616A1 (it)
GB (1) GB1594320A (it)
IT (1) IT1174446B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4669051A (en) * 1984-01-09 1987-05-26 Hewlett-Packard Company Vector network analyzer with integral processor
JPH03160876A (ja) * 1989-11-20 1991-07-10 Ricoh Co Ltd ファクシミリ装置の制御方法
US5048055A (en) * 1990-02-26 1991-09-10 International Business Machines Corporation Multi-data rate selectable equalizer
US5420884A (en) * 1991-04-11 1995-05-30 Canon Kabushiki Kaisha Automatic equalizer
JP2797153B2 (ja) * 1991-05-10 1998-09-17 松下電器産業株式会社 データ受信装置
US5397992A (en) * 1991-08-22 1995-03-14 Sage Instruments Measuring a circuit delay
US5672974A (en) * 1996-01-18 1997-09-30 Convex Corporation Returned reference compatible, straightaway envelope delay measurement instrument and method
US7319719B1 (en) * 2000-06-21 2008-01-15 Adc Telecommunications, Inc. Parallel equalization for systems using time division multiple access
DE102019220091A1 (de) * 2019-12-18 2021-06-24 GiaX GmbH Vorrichtung und verfahren zum erfassen von gruppenlaufzeitinformationen und vorrichtung und verfahren zum senden eines messsignals über ein übertragungsmedium

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3629696A (en) * 1968-08-06 1971-12-21 Northeast Electronics Corp Method and apparatus for measuring delay distortion including simultaneously applied modulated signals
FR2097657A5 (it) * 1970-07-09 1972-03-03 Ibm France
US3706931A (en) * 1971-04-01 1972-12-19 Bell Telephone Labor Inc Apparatus for use in measuring phase dispersion produced by apparatus or a system
FR2164544B1 (it) * 1971-12-21 1974-09-27 Ibm France
US3842247A (en) * 1972-10-18 1974-10-15 Bell Telephone Labor Inc Apparatus and method for measuring envelope delay utilizing {90 -point technique
FR2283606A1 (fr) * 1974-08-30 1976-03-26 Stern Thomas Filtre de phase pour reduire les effets des composantes de bruit affectant les signaux modules en phase par les valeurs discretes
US4039769A (en) * 1976-04-22 1977-08-02 Bradley Telcom Corporation Instrument and method for measuring envelope delay in a transmission channel

Also Published As

Publication number Publication date
US4245320A (en) 1981-01-13
DE2845166C2 (it) 1988-06-09
JPS6131428B2 (it) 1986-07-19
FR2407616B1 (it) 1980-08-08
GB1594320A (en) 1981-07-30
CA1111562A (en) 1981-10-27
FR2407616A1 (fr) 1979-05-25
DE2845166A1 (de) 1979-05-03
JPS5466182A (en) 1979-05-28
IT7827917A0 (it) 1978-09-21

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