CH611471A5 - Device for transmitting information within enclosed areas of a building or vehicle - Google Patents

Device for transmitting information within enclosed areas of a building or vehicle

Info

Publication number
CH611471A5
CH611471A5 CH1108378A CH1108378A CH611471A5 CH 611471 A5 CH611471 A5 CH 611471A5 CH 1108378 A CH1108378 A CH 1108378A CH 1108378 A CH1108378 A CH 1108378A CH 611471 A5 CH611471 A5 CH 611471A5
Authority
CH
Switzerland
Prior art keywords
areas
building
vehicle
central station
transmitter
Prior art date
Application number
CH1108378A
Other languages
English (en)
Inventor
Dirk Neumann
Walter Herrmann
Original Assignee
Neumann Elektronik 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 Neumann Elektronik Gmbh filed Critical Neumann Elektronik Gmbh
Publication of CH611471A5 publication Critical patent/CH611471A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1149—Arrangements for indoor wireless networking of information

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Mobile Radio Communication Systems (AREA)
CH1108378A 1975-08-02 1976-07-21 Device for transmitting information within enclosed areas of a building or vehicle CH611471A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752534658 DE2534658C2 (de) 1975-08-02 1975-08-02 Einrichtung zur Übertragung von Nachrichten zu einem Laufkran

Publications (1)

Publication Number Publication Date
CH611471A5 true CH611471A5 (en) 1979-05-31

Family

ID=5953119

Family Applications (2)

Application Number Title Priority Date Filing Date
CH935776A CH609815A5 (en) 1975-08-02 1976-07-21 Device for transmitting information within enclosed areas of a building site
CH1108378A CH611471A5 (en) 1975-08-02 1976-07-21 Device for transmitting information within enclosed areas of a building or vehicle

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH935776A CH609815A5 (en) 1975-08-02 1976-07-21 Device for transmitting information within enclosed areas of a building site

Country Status (4)

Country Link
AT (1) AT363824B (de)
BE (1) BE844715A (de)
CH (2) CH609815A5 (de)
DE (1) DE2534658C2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2714540C3 (de) * 1977-04-01 1981-07-09 Sennheiser Electronic Kg, 3002 Wedemark Verfahren zur drahtlosen Nachrichtenübertragung über eine optische Strahlung
GB1595821A (en) * 1977-04-28 1981-08-19 Texas Instruments Inc Low-power light information transmission system
DE3210002A1 (de) * 1982-03-19 1983-09-22 Alois Zettler Elektrotechnische Fabrik GmbH, 8000 München Anwesenheitsanzeige
DE3308099C2 (de) * 1983-03-08 1986-03-13 Helmut Hund KG, 6330 Wetzlar Verfahren zur drahtlosen Übertragung eines Parameters zur Regelung der Temperatur eines Raumes sowie eine Vorrichtung zur Durchführung dieses Verfahrens
DE8510644U1 (de) * 1985-04-11 1985-05-30 proLogistik Gesellschaft für Informations- u. Steuerungssysteme mbH, 4600 Dortmund Vorrichtung zur Übermittlung von Informationen elektronischer Medien insbesondere mittels Infrarot-Strahlung
DE3803541A1 (de) * 1988-02-05 1989-08-17 Siemens Ag Empfangseinheit, z.b. fuer ein kraftfahrzeug
DE3920584C1 (en) * 1989-06-23 1990-12-13 Vermoegensverwaltung Werner Und Manfred Vierling Gesellschaft Buergerlichen Rechts, 8553 Ebermannstadt, De Location detector for set number of people or objects - uses wideband signal transmitting and receiving arrangement in star configuration within building or complex
DE4005517A1 (de) * 1990-02-22 1991-09-05 Sensys Ag Vorrichtung zu wellenleiterlosen bidirektionalen licht- oder infrarotuebertragung von tondarbietungen, digitalen signalen, messwerten oder bewegten fernsehbildern
DE4026073A1 (de) * 1990-08-17 1992-02-20 Telefunken Systemtechnik Schnittstelle
DE4336524A1 (de) * 1993-10-26 1995-04-27 Siemens Nixdorf Inf Syst Optische Schnittstelle
DE4415666A1 (de) * 1994-05-04 1995-11-09 Hauni Werke Koerber & Co Kg Gehörschutzsystem an Produktionsmaschinen
DE102004041849A1 (de) * 2004-08-27 2006-03-16 Sennheiser Electronic Gmbh & Co. Kg IR-Strahleranordnung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3191122A (en) * 1961-12-01 1965-06-22 Seismograph Servier Corp Communication system for sielded areas
US3284633A (en) * 1963-12-24 1966-11-08 Rca Corp Signal transmission and reception system comprising frequency modulated light beam
DE1762614A1 (de) * 1968-07-19 1970-07-02 Grimm Dr Ing Olaf Induktive UEbertragungseinrichtung
DE2211179A1 (de) * 1972-03-04 1973-09-06 Licentia Gmbh Einrichtung zur induktiven kopplung von sende- und empfangseinrichtungen in fahrzeugen mit laengs der fahrstrecke verlegten leitungen
DE2234445C3 (de) * 1972-07-13 1980-04-24 Allgemeine Elektricitaets-Gesellschaft Aeg-Telefunken, 1000 Berlin Und 6000 Frankfurt Optisches Nachrichtenübertragungssystem
DE2342345B2 (de) * 1973-08-22 1975-09-11 Norddeutsche Mende Rundfunk Kg, 2800 Bremen Verfahren zur Übertragung der von einem Fernseh- oder Rundfunkempfänger empfangenen Ton-Information über einen breitgefächerten Lichtstrahl

Also Published As

Publication number Publication date
DE2534658A1 (de) 1977-02-03
DE2534658C2 (de) 1987-11-12
CH609815A5 (en) 1979-03-15
ATA478376A (de) 1981-01-15
BE844715A (fr) 1976-11-16
AT363824B (de) 1981-09-10

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Legal Events

Date Code Title Description
PL Patent ceased