GB1575748A - Instrument for measuring linear distortion causing parameters of electrical transmission systems - Google Patents

Instrument for measuring linear distortion causing parameters of electrical transmission systems Download PDF

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Publication number
GB1575748A
GB1575748A GB2972/77A GB297277A GB1575748A GB 1575748 A GB1575748 A GB 1575748A GB 2972/77 A GB2972/77 A GB 2972/77A GB 297277 A GB297277 A GB 297277A GB 1575748 A GB1575748 A GB 1575748A
Authority
GB
United Kingdom
Prior art keywords
signal
displaying
phase
amplitude
frequency
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
GB2972/77A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1575748A publication Critical patent/GB1575748A/en
Expired legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/28—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks; Measuring transient response

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
GB2972/77A 1976-01-27 1977-01-25 Instrument for measuring linear distortion causing parameters of electrical transmission systems Expired GB1575748A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762602916 DE2602916A1 (de) 1976-01-27 1976-01-27 Verfahren zur messung der linearen verzerrungsparameter und geraet zu dessen durchfuehrung (ii)

Publications (1)

Publication Number Publication Date
GB1575748A true GB1575748A (en) 1980-09-24

Family

ID=5968334

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2972/77A Expired GB1575748A (en) 1976-01-27 1977-01-25 Instrument for measuring linear distortion causing parameters of electrical transmission systems

Country Status (3)

Country Link
US (1) US4139815A (en:Method)
DE (1) DE2602916A1 (en:Method)
GB (1) GB1575748A (en:Method)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4868506A (en) * 1988-12-02 1989-09-19 International Business Machines Corporation Defect detection using intermodulation signals
US7778315B2 (en) * 2004-04-14 2010-08-17 Tektronix, Inc. Measuring instantaneous signal dependent nonlinear distortion in response to varying frequency sinusoidal test signal
FR2929408B1 (fr) * 2008-03-31 2010-04-09 St Microelectronics Tours Sas Detection de l'etat des elements d'une branche electrique comprenant une charge et un interrupteur

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3623141A (en) * 1970-05-21 1971-11-23 Northeast Electronics Corp Apparatus and method for measuring transmission channel characteristics
DE2151981C3 (de) * 1971-10-19 1974-04-18 Wandel U. Goltermann, 7410 Reutlingen Anordnung zur Messung von Amplituden- und Phasenverzerrungen
US3846593A (en) * 1973-10-31 1974-11-05 F Bradley Telephone line test system
JPS5076958A (en:Method) * 1973-11-08 1975-06-24
GB1429617A (en) * 1974-06-03 1976-03-24 Hewlett Packard Ltd Method and apparatus for measuring the group delay character istics of a transmission path
DE2503974C3 (de) * 1975-01-31 1978-06-08 Vierling, Oskar, Prof. Dr.Phil.Habil., 8553 Ebermannstadt Verfahren zum Messen von Linearitätsfehlern bei PCM-Systemen

Also Published As

Publication number Publication date
DE2602916A1 (de) 1977-08-18
DE2602916C2 (en:Method) 1987-10-01
US4139815A (en) 1979-02-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940125