BE442403A - - Google Patents

Info

Publication number
BE442403A
BE442403A BE442403DA BE442403A BE 442403 A BE442403 A BE 442403A BE 442403D A BE442403D A BE 442403DA BE 442403 A BE442403 A BE 442403A
Authority
BE
Belgium
Prior art keywords
emi
frequency
pulse transmitter
transmitter according
network
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE442403A publication Critical patent/BE442403A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/06—Answer-back mechanisms or circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1408—Balanced arrangements with diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/54—Amplifiers using transit-time effect in tubes or semiconductor devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
    • H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
    • H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L15/00—Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code
    • H04L15/04—Apparatus or circuits at the transmitting end
    • H04L15/22—Apparatus or circuits for sending one or a restricted number of signals, e.g. distress signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Selective Calling Equipment (AREA)
BE442403D 1940-08-13 BE442403A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE222910X 1940-08-13

Publications (1)

Publication Number Publication Date
BE442403A true BE442403A (enrdf_load_stackoverflow)

Family

ID=5847792

Family Applications (1)

Application Number Title Priority Date Filing Date
BE442403D BE442403A (enrdf_load_stackoverflow) 1940-08-13

Country Status (4)

Country Link
BE (1) BE442403A (enrdf_load_stackoverflow)
CH (1) CH222910A (enrdf_load_stackoverflow)
FR (1) FR875305A (enrdf_load_stackoverflow)
NL (1) NL58742C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR875305A (fr) 1942-09-16
CH222910A (de) 1942-08-15
NL58742C (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
DE2339425A1 (de) Verfahren zum kodieren und dekodieren von fernsehsignalen in einem teilnehmerfernsehsystem
US2115803A (en) Signaling system
BE442403A (enrdf_load_stackoverflow)
US3940977A (en) Signal disabling engine diagnosing apparatus
US2235038A (en) Electromagnetic relay
FR2564237A1 (fr) Procede pour commander un relais monostable et dispositif pour mettre en oeuvre le procede
DE733146C (de) Motorloser Sender fuer die selbsttaetige Aussendung von Springschreiberzeichen
US1308158A (en) Motor
US1530666A (en) Multiplex system for the transmission of radiant energy
US2105675A (en) Means for delivering an intermittent electrical current
US2214910A (en) Start-stop repeater system
US1185712A (en) Isochronizing and synchronizing system.
US1771445A (en) Regenerative telegraph repeater
US1707814A (en) Alternating-current signaling system
US1105766A (en) Individual calling-key.
US1458139A (en) Combined ignition and lighting generator
US763510A (en) Magneto-electric generator.
DE174101C (enrdf_load_stackoverflow)
US1860464A (en) Selective system and apparatus therefor
US1641433A (en) Lighting and ignition system
SU1091361A1 (ru) Наборно-распределительное устройство
BE550017A (enrdf_load_stackoverflow)
CH165965A (fr) Installation électrique de commande à distance d'un moteur électrique.
US2153203A (en) Communication system
DE338085C (de) Schaltungsanordnung fuer den Anruf bei Hochfrequenz-Telegraphie und -Telephonie laengs Leitungen