FR850207A - Device for the transmission of pulses by means of relays - Google Patents

Device for the transmission of pulses by means of relays

Info

Publication number
FR850207A
FR850207A FR850207DA FR850207A FR 850207 A FR850207 A FR 850207A FR 850207D A FR850207D A FR 850207DA FR 850207 A FR850207 A FR 850207A
Authority
FR
France
Prior art keywords
relays
pulses
transmission
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
French (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.)
Alcatel Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz 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
Application filed by Standard Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR850207A publication Critical patent/FR850207A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits
    • 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
    • H04Q1/442—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies
    • H04Q1/4423—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies using one signalling frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Near-Field Transmission Systems (AREA)
FR850207D 1938-02-12 1939-02-11 Device for the transmission of pulses by means of relays Expired FR850207A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL0094222 1938-02-12

Publications (1)

Publication Number Publication Date
FR850207A true FR850207A (en) 1939-12-11

Family

ID=7287832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR850207D Expired FR850207A (en) 1938-02-12 1939-02-11 Device for the transmission of pulses by means of relays

Country Status (4)

Country Link
US (1) US2290909A (en)
BE (1) BE432671A (en)
CH (1) CH208452A (en)
FR (1) FR850207A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2768274A (en) * 1953-10-27 1956-10-23 Gen Electric Variable resistor control system
US3389386A (en) * 1964-09-30 1968-06-18 Technical Marketing Associates Rellable monitoring system

Also Published As

Publication number Publication date
US2290909A (en) 1942-07-28
BE432671A (en)
CH208452A (en) 1940-01-31

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