SE7603353L - Toppverdesdetektor - Google Patents

Toppverdesdetektor

Info

Publication number
SE7603353L
SE7603353L SE7603353A SE7603353A SE7603353L SE 7603353 L SE7603353 L SE 7603353L SE 7603353 A SE7603353 A SE 7603353A SE 7603353 A SE7603353 A SE 7603353A SE 7603353 L SE7603353 L SE 7603353L
Authority
SE
Sweden
Prior art keywords
value detector
top value
detector
value
Prior art date
Application number
SE7603353A
Other languages
English (en)
Other versions
SE408844B (sv
Inventor
J-M Durand
E Penicaud
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of SE7603353L publication Critical patent/SE7603353L/sv
Publication of SE408844B publication Critical patent/SE408844B/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/17—Time-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
    • H04J3/175—Speech activity or inactivity detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING 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
    • G01D1/00—Measuring arrangements giving results other than momentary value of variable, of general application
    • G01D1/12—Measuring arrangements giving results other than momentary value of variable, of general application giving a maximum or minimum of a value
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/04—Measuring peak values or amplitude or envelope of ac or of pulses
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16528—Indicating 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
    • H04Q1/448—Signalling 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
SE7603353A 1975-03-20 1976-03-17 Detektor for detektering av en variabel signals niva SE408844B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7508763A FR2304899A1 (fr) 1975-03-20 1975-03-20 Detecteur de crete d'une variable

Publications (2)

Publication Number Publication Date
SE7603353L true SE7603353L (sv) 1976-09-21
SE408844B SE408844B (sv) 1979-07-09

Family

ID=9152843

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7603353A SE408844B (sv) 1975-03-20 1976-03-17 Detektor for detektering av en variabel signals niva

Country Status (11)

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

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 (fr) * 1979-03-12 1980-10-10 Soumagne Joel Discriminateur parole/silence pour interpolation de la parole
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 (fr) * 1983-03-22 1985-07-12 Soletanche Procede et dispositif pour obtenir la valeur de crete d'un signal et application a un procede et un dispositif pour determiner la durete d'un sol
EP0253039B1 (fr) * 1986-07-15 1991-04-03 International Business Machines Corporation Méthode et dispositif de protection contre les échos dans un 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 (de) * 1970-02-13 1971-08-26 Losenhausen Testomax Gmbh Spitzenwertberechner

Also Published As

Publication number Publication date
FR2304899A1 (fr) 1976-10-15
DK122576A (da) 1976-09-21
SE408844B (sv) 1979-07-09
NL7602866A (nl) 1976-09-22
IE42518L (en) 1976-09-20
IE42518B1 (en) 1980-08-27
GB1499635A (en) 1978-02-01
LU74516A1 (sv) 1977-01-11
IT1058424B (it) 1982-04-10
DK144548B (da) 1982-03-22
BE839223A (fr) 1976-09-06
FR2304899B1 (sv) 1977-11-18
DK144548C (da) 1982-09-06
DE2610834A1 (de) 1976-09-30
JPS51117671A (en) 1976-10-15

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