JPS51117671A - Peak detector - Google Patents

Peak detector

Info

Publication number
JPS51117671A
JPS51117671A JP51027221A JP2722176A JPS51117671A JP S51117671 A JPS51117671 A JP S51117671A JP 51027221 A JP51027221 A JP 51027221A JP 2722176 A JP2722176 A JP 2722176A JP S51117671 A JPS51117671 A JP S51117671A
Authority
JP
Japan
Prior art keywords
peak detector
peak
detector
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.)
Pending
Application number
JP51027221A
Other languages
Japanese (ja)
Inventor
Mishieru Deyuran Jiyan
Penikoo Echieenu
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.)
Alcatel CIT SA
Original Assignee
Alcatel CIT SA
Compagnie Industrielle de Telecommunication CIT Alcatel SA
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 Alcatel CIT SA, Compagnie Industrielle de Telecommunication CIT Alcatel SA filed Critical Alcatel CIT SA
Publication of JPS51117671A publication Critical patent/JPS51117671A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/17Time-division multiplex systems in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI
    • H04J3/175Speech activity or inactivity detectors
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D1/00Measuring arrangements giving results other than momentary value of variable, of general application
    • G01D1/12Measuring arrangements giving results other than momentary value of variable, of general application giving a maximum or minimum of a value
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/04Measuring peak values or amplitude or envelope of ac or of pulses
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16528Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values using digital techniques or performing arithmetic operations
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B3/00Line transmission systems
    • H04B3/02Details
    • H04B3/20Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q1/00Details of selecting apparatus or arrangements
    • H04Q1/18Electrical details
    • H04Q1/30Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/446Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
    • H04Q1/448Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency with conversion of a single frequency signal into a digital signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP51027221A 1975-03-20 1976-03-15 Peak detector Pending JPS51117671A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7508763A FR2304899A1 (en) 1975-03-20 1975-03-20 PEAK DETECTOR OF A VARIABLE

Publications (1)

Publication Number Publication Date
JPS51117671A true JPS51117671A (en) 1976-10-15

Family

ID=9152843

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51027221A Pending JPS51117671A (en) 1975-03-20 1976-03-15 Peak detector

Country Status (11)

Country Link
JP (1) JPS51117671A (en)
BE (1) BE839223A (en)
DE (1) DE2610834A1 (en)
DK (1) DK144548C (en)
FR (1) FR2304899A1 (en)
GB (1) GB1499635A (en)
IE (1) IE42518B1 (en)
IT (1) IT1058424B (en)
LU (1) LU74516A1 (en)
NL (1) NL7602866A (en)
SE (1) SE408844B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4156280A (en) * 1976-12-17 1979-05-22 International Business Machines Corporation Utility monitor for detecting and storing power line disturbances
CA1130920A (en) * 1979-03-05 1982-08-31 William G. Crouse Speech detector with variable threshold
FR2451680A1 (en) * 1979-03-12 1980-10-10 Soumagne Joel SPEECH / SILENCE DISCRIMINATOR FOR SPEECH INTERPOLATION
HU179871B (en) * 1980-06-05 1982-12-28 Mueszeripari Kutato Intezet Apparatus for searching extreme value of and noise compensation at the procession of sampled signals
FR2543304B1 (en) * 1983-03-22 1985-07-12 Soletanche METHOD AND DEVICE FOR OBTAINING THE PEAK VALUE OF A SIGNAL AND APPLICATION TO A METHOD AND DEVICE FOR DETERMINING THE HARDNESS OF A SOIL
DE3678576D1 (en) * 1986-07-15 1991-05-08 Ibm METHOD AND DEVICE FOR PROTECTING ECHOS IN A MODEM.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3543156A (en) * 1967-11-03 1970-11-24 Us Army Automatic digital pulse analyzer
US3593334A (en) * 1968-11-29 1971-07-13 Burroughs Corp Pulse discrimination system
DE2006491A1 (en) * 1970-02-13 1971-08-26 Losenhausen Testomax Gmbh Peak value calculator

Also Published As

Publication number Publication date
FR2304899B1 (en) 1977-11-18
DE2610834A1 (en) 1976-09-30
LU74516A1 (en) 1977-01-11
NL7602866A (en) 1976-09-22
GB1499635A (en) 1978-02-01
SE408844B (en) 1979-07-09
BE839223A (en) 1976-09-06
IE42518L (en) 1976-09-20
IT1058424B (en) 1982-04-10
DK122576A (en) 1976-09-21
DK144548C (en) 1982-09-06
IE42518B1 (en) 1980-08-27
SE7603353L (en) 1976-09-21
FR2304899A1 (en) 1976-10-15
DK144548B (en) 1982-03-22

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