FR2228333B1 - - Google Patents

Info

Publication number
FR2228333B1
FR2228333B1 FR7411955A FR7411955A FR2228333B1 FR 2228333 B1 FR2228333 B1 FR 2228333B1 FR 7411955 A FR7411955 A FR 7411955A FR 7411955 A FR7411955 A FR 7411955A FR 2228333 B1 FR2228333 B1 FR 2228333B1
Authority
FR
France
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
FR7411955A
Other versions
FR2228333A1 (fr
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 DE19732322548 external-priority patent/DE2322548C3/de
Application filed by Siemens AG filed Critical Siemens AG
Publication of FR2228333A1 publication Critical patent/FR2228333A1/fr
Application granted granted Critical
Publication of FR2228333B1 publication Critical patent/FR2228333B1/fr
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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/206—Arrangements for detecting or preventing errors in the information received using signal quality detector for modulated signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Dc Digital Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
FR7411955A 1973-05-04 1974-04-04 Expired FR2228333B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732322548 DE2322548C3 (de) 1973-05-04 Verfahren und Anordnung zur Messung der Ubertragungsqualität bei Datenübertragung

Publications (2)

Publication Number Publication Date
FR2228333A1 FR2228333A1 (fr) 1974-11-29
FR2228333B1 true FR2228333B1 (fr) 1978-01-13

Family

ID=5880019

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7411955A Expired FR2228333B1 (fr) 1973-05-04 1974-04-04

Country Status (9)

Country Link
US (1) US3924188A (fr)
JP (1) JPS5017506A (fr)
BE (1) BE814523A (fr)
CH (1) CH574192A5 (fr)
FR (1) FR2228333B1 (fr)
GB (1) GB1431119A (fr)
IT (1) IT1010192B (fr)
NL (1) NL7405769A (fr)
SE (1) SE387500B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0612898B2 (ja) * 1987-03-24 1994-02-16 三菱電機株式会社 伝送品質の遠隔測定方法
JPH0611136B2 (ja) * 1987-03-24 1994-02-09 三菱電機株式会社 伝送品質の遠隔測定方法
US4871974A (en) * 1988-12-23 1989-10-03 International Business Machines, Corp. Coherent phase shift keyed demodulator
US5432429A (en) * 1990-10-23 1995-07-11 Benchmarq Microelectronics, Inc. System for charging/monitoring batteries for a microprocessor based system
US6377028B1 (en) 1990-10-23 2002-04-23 Texas Instruments Incorporated System for charging monitoring batteries for a microprocessor based method
JPH04312092A (ja) * 1991-04-11 1992-11-04 Sony Corp ディジタル伝送テスト信号発生回路
US5284719A (en) * 1992-07-08 1994-02-08 Benchmarq Microelectronics, Inc. Method and apparatus for monitoring battery capacity
US5440221A (en) * 1992-07-08 1995-08-08 Benchmarg Microelectronics, Inc. Method and apparatus for monitoring batttery capacity with charge control
US5357203A (en) * 1992-07-08 1994-10-18 Benchmarq Microelectronics, Inc. Battery monitoring circuit for operating with high battery discharge rates
JP2954475B2 (ja) * 1994-02-18 1999-09-27 リーダー電子株式会社 デジタル伝送システムを評価するための方法及び装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3041540A (en) * 1959-06-03 1962-06-26 Bell Telephone Labor Inc Data signal distortion measuring circuit
US3213196A (en) * 1962-01-02 1965-10-19 Gen Dynamics Corp Data bit transmission system with means to adjust line equalizer in response to display on monitoring oscilloscope
US3506918A (en) * 1966-12-27 1970-04-14 Xerox Corp Data channel equalization detector
US3525040A (en) * 1967-10-23 1970-08-18 Data Measurements Corp Statistical voltmeter for analyzing signal amplitude distribution
US3649916A (en) * 1970-11-18 1972-03-14 Hughes Aircraft Co Automatic equalizer for communication channels

Also Published As

Publication number Publication date
US3924188A (en) 1975-12-02
CH574192A5 (fr) 1976-03-31
IT1010192B (it) 1977-01-10
JPS5017506A (fr) 1975-02-24
SE387500B (sv) 1976-09-06
NL7405769A (fr) 1974-11-06
GB1431119A (en) 1976-04-07
DE2322548A1 (de) 1974-11-21
DE2322548B2 (de) 1976-05-13
BE814523A (fr) 1974-11-04
FR2228333A1 (fr) 1974-11-29

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Legal Events

Date Code Title Description
ST Notification of lapse