NO172016C - Anordning for traadloes informasjonsoverfoering ved hjelp avelektromagnetiske boelger med ekstremt lav frekvens - Google Patents

Anordning for traadloes informasjonsoverfoering ved hjelp avelektromagnetiske boelger med ekstremt lav frekvens

Info

Publication number
NO172016C
NO172016C NO871380A NO871380A NO172016C NO 172016 C NO172016 C NO 172016C NO 871380 A NO871380 A NO 871380A NO 871380 A NO871380 A NO 871380A NO 172016 C NO172016 C NO 172016C
Authority
NO
Norway
Prior art keywords
avelectromagnetic
low frequency
extremely low
information transfer
wireless information
Prior art date
Application number
NO871380A
Other languages
English (en)
Norwegian (no)
Other versions
NO871380L (no
NO871380D0 (no
NO172016B (no
Inventor
Ralf Esprester
Wulf Mueller
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of NO871380D0 publication Critical patent/NO871380D0/no
Publication of NO871380L publication Critical patent/NO871380L/no
Publication of NO172016B publication Critical patent/NO172016B/no
Publication of NO172016C publication Critical patent/NO172016C/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B13/00—Transmission systems characterised by the medium used for transmission, not provided for in groups H04B3/00 - H04B11/00
    • H04B13/02—Transmission systems in which the medium consists of the earth or a large mass of water thereon, e.g. earth telegraphy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
    • H01Q1/46—Electric supply lines or communication lines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/02—Non-resonant antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Near-Field Transmission Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
NO871380A 1986-04-03 1987-04-02 Anordning for traadloes informasjonsoverfoering ved hjelp avelektromagnetiske boelger med ekstremt lav frekvens NO172016C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863611077 DE3611077C2 (de) 1986-04-03 1986-04-03 Anordnung zur drahtlosen Informationsübertragung mittels elektromagnetischer Wellen extrem niedriger Frequenzen

Publications (4)

Publication Number Publication Date
NO871380D0 NO871380D0 (no) 1987-04-02
NO871380L NO871380L (no) 1987-10-05
NO172016B NO172016B (no) 1993-02-15
NO172016C true NO172016C (no) 1993-05-26

Family

ID=6297780

Family Applications (1)

Application Number Title Priority Date Filing Date
NO871380A NO172016C (no) 1986-04-03 1987-04-02 Anordning for traadloes informasjonsoverfoering ved hjelp avelektromagnetiske boelger med ekstremt lav frekvens

Country Status (4)

Country Link
DE (1) DE3611077C2 (sv)
DK (1) DK169934B1 (sv)
NO (1) NO172016C (sv)
SE (1) SE467438B (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3705221C2 (de) * 1986-04-08 1994-01-27 Deutsche Aerospace Anordnung zur Abstrahlung von Infralängstwellen
DE3704180C2 (de) * 1987-02-11 1995-07-27 Daimler Benz Aerospace Ag Antennenanordnung zur Abstrahlung von Infralängstwellen

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE111618C (sv) *
DE468479C (de) * 1917-09-13 1928-11-13 Rca Corp Sendeantenne, insbesondere fuer Richtzwecke
DE405584C (de) * 1921-01-20 1924-11-04 Rca Corp Empfangsantenne
US1514699A (en) * 1921-08-01 1924-11-11 Earl C Hanson Method and apparatus for wireless control for torpedoes, etc.
DE406535C (de) * 1922-05-31 1924-11-29 Gen Electric Rahmenantenne fuer drahtlose Telegraphie
GB524360A (en) * 1939-01-28 1940-08-05 Marconi Wireless Telegraph Co Improvements in or relating to directional aerials and aerial systems
DE909466C (de) * 1952-01-25 1954-04-22 Emi Ltd Antennenanordnung mit fortschreitenden Wellen
US3215937A (en) * 1962-08-27 1965-11-02 Control Data Corp Extremely low-frequency antenna
US3268900A (en) * 1964-08-31 1966-08-23 Langine R Waszkiewicz Image loop antenna
DE2511179C2 (de) * 1975-03-14 1982-09-02 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zur drahtlosen Übertragung elektrischer Signale in Gewässergebieten
US3993989A (en) * 1975-05-19 1976-11-23 Trw Inc. ELF communications system using HVDC transmission line as antenna
BE834291A (fr) * 1975-10-07 1976-02-02 Systeme de radiocommunications pour milieux confines
US4445123A (en) * 1982-03-04 1984-04-24 Gte Products Corporation Method for establishing a vertical E-field antenna installation

Also Published As

Publication number Publication date
DK169934B1 (da) 1995-04-03
SE8701119L (sv) 1987-10-04
NO871380L (no) 1987-10-05
DE3611077A1 (de) 1987-10-15
SE8701119D0 (sv) 1987-03-18
NO871380D0 (no) 1987-04-02
DK165487D0 (da) 1987-04-01
NO172016B (no) 1993-02-15
DE3611077C2 (de) 1997-11-20
SE467438B (sv) 1992-07-13
DK165487A (da) 1987-10-04

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN OCTOBER 2002