FR57771E - Systèmes de signalisation et de commande par impulsions électriques - Google Patents

Systèmes de signalisation et de commande par impulsions électriques

Info

Publication number
FR57771E
FR57771E FR57771DA FR57771E FR 57771 E FR57771 E FR 57771E FR 57771D A FR57771D A FR 57771DA FR 57771 E FR57771 E FR 57771E
Authority
FR
France
Prior art keywords
signaling
control systems
electrical pulses
pulses
electrical
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
Other languages
English (en)
Inventor
Prafulla Kumar Chatterjea
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR57771E publication Critical patent/FR57771E/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
    • G01R29/027—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values
    • G01R29/0273—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values the pulse characteristic being duration, i.e. width (indicating that frequency of pulses is above or below a certain limit)
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
    • H03K9/04—Demodulating pulses which have been modulated with a continuously-variable signal of position-modulated pulses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/026—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse time characteristics modulation, e.g. width, position, interval
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/04—Distributors combined with modulators or demodulators
    • H04J3/042—Distributors with electron or gas discharge tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manipulation Of Pulses (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Selective Calling Equipment (AREA)
FR57771D 1946-03-02 1947-08-07 Systèmes de signalisation et de commande par impulsions électriques Expired FR57771E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US651652A US2426205A (en) 1946-03-02 1946-03-02 Pulse selecting circuit for multiplex systems

Publications (1)

Publication Number Publication Date
FR57771E true FR57771E (fr) 1953-09-09

Family

ID=24613671

Family Applications (4)

Application Number Title Priority Date Filing Date
FR954530D Expired FR954530A (fr) 1946-03-02
FR57642D Expired FR57642E (fr) 1946-03-02 1947-08-07 Système de signalisation et de commande par impulsions électriques
FR57771D Expired FR57771E (fr) 1946-03-02 1947-08-07 Systèmes de signalisation et de commande par impulsions électriques
FR57904D Expired FR57904E (fr) 1946-03-02 1947-08-07 Système de signalisation et de commande par impulsions électriques

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR954530D Expired FR954530A (fr) 1946-03-02
FR57642D Expired FR57642E (fr) 1946-03-02 1947-08-07 Système de signalisation et de commande par impulsions électriques

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR57904D Expired FR57904E (fr) 1946-03-02 1947-08-07 Système de signalisation et de commande par impulsions électriques

Country Status (7)

Country Link
US (1) US2426205A (fr)
BE (1) BE474955A (fr)
CH (1) CH275028A (fr)
ES (1) ES178257A1 (fr)
FR (4) FR57642E (fr)
GB (1) GB624542A (fr)
NL (1) NL77425C (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899552A (en) * 1959-08-11 X e electric pulse generating apparatus
US2589240A (en) * 1945-04-07 1952-03-18 William E Frye Double pulse generator
US2567203A (en) * 1946-02-05 1951-09-11 Marcel J E Golay Multiplex communication system utilizing successive, different pulse modulation techniques
US2499844A (en) * 1947-01-16 1950-03-07 Philco Corp Receiver for pulse-position-modulation systems
US2524708A (en) * 1947-02-06 1950-10-03 Gen Electric Co Ltd Pulse multiplex receiving system
US2553752A (en) * 1947-04-15 1951-05-22 Bell Telephone Labor Inc Combined multivibrator and sweep circuit
US2589617A (en) * 1947-07-07 1952-03-18 Alfred C Kowalski Pulse amplitude modulation communication system
US2639385A (en) * 1947-09-05 1953-05-19 Bell Telephone Labor Inc Alternating wave generator
US2516867A (en) * 1948-06-12 1950-08-01 F A R Liquidating Corp Stabilized one-shot multivibrator
US2984833A (en) * 1948-12-16 1961-05-16 Robert T Nieset Super-regenerative radio ranging device
US2529172A (en) * 1948-12-30 1950-11-07 Gen Electric Pulse discriminating circuits
US2722601A (en) * 1949-08-01 1955-11-01 Electronique & Automatisme Sa Electric impulse counting chains
US2866894A (en) * 1952-09-02 1958-12-30 Ericsson Telefon Ab L M Device for demodulating duration modulated pulses
US2891148A (en) * 1953-09-01 1959-06-16 Rca Corp Multivibrator with cathode stabilized by a capacitor
US2911595A (en) * 1955-06-14 1959-11-03 Gen Electric Relaxation oscillators and control method therefor
US2898478A (en) * 1957-03-21 1959-08-04 Bendix Aviat Corp Reduction of multivibrator recovery time
DE2545891C2 (de) * 1975-10-14 1984-04-26 Efka-Werke Fritz Kiehn Gmbh, 7218 Trossingen Schacht-Abfüllvorrichtung für Filterzigaretten-Hülsen
US6935504B2 (en) 2002-10-18 2005-08-30 Smurfit-Stone Container Enterprises, Inc. Passive interlock structure

Also Published As

Publication number Publication date
FR57904E (fr) 1953-09-18
NL77425C (fr)
US2426205A (en) 1947-08-26
ES178257A1 (es) 1947-07-16
BE474955A (fr)
GB624542A (en) 1949-06-10
FR57642E (fr) 1953-03-17
CH275028A (fr) 1951-04-30
FR954530A (fr) 1950-01-03

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