CH329221A - Wireless messaging facility - Google Patents

Wireless messaging facility

Info

Publication number
CH329221A
CH329221A CH329221DA CH329221A CH 329221 A CH329221 A CH 329221A CH 329221D A CH329221D A CH 329221DA CH 329221 A CH329221 A CH 329221A
Authority
CH
Switzerland
Prior art keywords
wireless messaging
messaging facility
facility
wireless
messaging
Prior art date
Application number
Other languages
German (de)
Inventor
Schweizer Rudolf
Original Assignee
Patelhold Patentverwertung
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 Patelhold Patentverwertung filed Critical Patelhold Patentverwertung
Publication of CH329221A publication Critical patent/CH329221A/en

Links

Classifications

    • 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
    • H04B1/74—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 for increasing reliability, e.g. using redundant or spare channels or apparatus
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
    • H03F1/542—Replacing by standby devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Radio Relay Systems (AREA)
CH329221D 1955-05-07 1955-05-07 Wireless messaging facility CH329221A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH329221T 1955-05-07

Publications (1)

Publication Number Publication Date
CH329221A true CH329221A (en) 1958-04-15

Family

ID=4559958

Family Applications (1)

Application Number Title Priority Date Filing Date
CH329221D CH329221A (en) 1955-05-07 1955-05-07 Wireless messaging facility

Country Status (4)

Country Link
CH (1) CH329221A (en)
DE (1) DE949069C (en)
FR (1) FR1146943A (en)
NL (2) NL106149C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1035223B (en) * 1956-03-17 1958-07-31 Pintsch Electro Gmbh Arrangement for automatic switching to a reserve device in the case of radio connections
JPS60254928A (en) * 1984-05-31 1985-12-16 Nec Corp Set stand-by communication system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE447592A (en) * 1941-10-20

Also Published As

Publication number Publication date
NL205828A (en)
DE949069C (en) 1956-09-13
FR1146943A (en) 1957-11-18
NL106149C (en)

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