NO833303L - Noedsender og fremgangsmaate for dens drift - Google Patents

Noedsender og fremgangsmaate for dens drift

Info

Publication number
NO833303L
NO833303L NO833303A NO833303A NO833303L NO 833303 L NO833303 L NO 833303L NO 833303 A NO833303 A NO 833303A NO 833303 A NO833303 A NO 833303A NO 833303 L NO833303 L NO 833303L
Authority
NO
Norway
Prior art keywords
frequency
emergency transmitter
transmitter according
emergency
transistor
Prior art date
Application number
NO833303A
Other languages
English (en)
Norwegian (no)
Inventor
Holger Hansen
Original Assignee
Autoflug 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 Autoflug Gmbh filed Critical Autoflug Gmbh
Publication of NO833303L publication Critical patent/NO833303L/no

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
    • H04B1/02—Transmitters
    • H04B1/03—Constructional details, e.g. casings, housings
    • H04B1/034—Portable transmitters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H01P1/2133—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using coaxial filters
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B2001/3894—Waterproofing of transmission device

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Liquid Crystal Substances (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
NO833303A 1982-01-22 1983-09-14 Noedsender og fremgangsmaate for dens drift NO833303L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823201845 DE3201845A1 (de) 1982-01-22 1982-01-22 Notfunkgeraet und verfahren zu dessen betrieb

Publications (1)

Publication Number Publication Date
NO833303L true NO833303L (no) 1983-09-14

Family

ID=6153596

Family Applications (1)

Application Number Title Priority Date Filing Date
NO833303A NO833303L (no) 1982-01-22 1983-09-14 Noedsender og fremgangsmaate for dens drift

Country Status (6)

Country Link
US (1) US4612667A (da)
EP (1) EP0098847B1 (da)
DE (1) DE3201845A1 (da)
DK (1) DK420983D0 (da)
NO (1) NO833303L (da)
WO (1) WO1983002699A1 (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5014340A (en) * 1986-10-21 1991-05-07 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Emergency locating transmitter
US4888595A (en) * 1986-11-13 1989-12-19 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Acquisition signal transmitter
DE3740632A1 (de) * 1987-09-12 1989-03-30 Wolfgang G Prenosil Sendervorrichtung
JPH0759109B2 (ja) * 1988-04-20 1995-06-21 日本電気株式会社 終話処理機能付自動車電話端末機
GB2237449B (en) * 1989-09-30 1994-03-30 Hi Trak Systems Ltd Transmitter and antenna
JP3521839B2 (ja) 1999-05-27 2004-04-26 株式会社村田製作所 誘電体フィルタ、誘電体デュプレクサおよび通信機
NL1013936C2 (nl) * 1999-12-23 2001-06-26 Ericsson Telefon Ab L M Oscillator, zender voorzien van een dergelijke oscillator, en gebruik van een dergelijke zender.
JP4187104B2 (ja) * 2003-10-20 2008-11-26 京セラ株式会社 複数アンテナを備えた基地局装置
US7053725B1 (en) * 2004-10-25 2006-05-30 Pericom Semiconductor Corp. 4X crystal frequency multiplier with op amp buffer between 2X multiplier stages
US20060173681A1 (en) * 2005-02-01 2006-08-03 Bae Systems Information And Electronic Systems Integration Inc Semi-covert emergency transmitter
US8669865B2 (en) * 2009-01-29 2014-03-11 King Saud University Personal safety and locator device

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE864273C (de) * 1942-03-04 1953-01-22 Siemens Ag Anordnung zur selbsttaetigen Umschaltung der Belastung eines Schwingungserzeugers auf einen Ersatzschwingungserzeuger
US2855508A (en) * 1954-03-22 1958-10-07 Rca Corp Dual frequency resonant circuits
US2947985A (en) * 1958-02-06 1960-08-02 Digital Control Systems Inc Navigation systems
GB1072883A (en) * 1964-11-27 1967-06-21 Burndept Electronics Ltd Radio rescue beacon
GB1060173A (en) * 1965-01-29 1967-03-01 Standard Telephones Cables Ltd Frequency diversity transmitting system
FR1503958A (fr) * 1966-10-20 1967-12-01 Cit Alcatel Filtre d'aiguillage pour émetteur-récepteur
FR1544800A (fr) * 1967-09-27 1968-11-08 Sofelec Soc Pour La Realisatio Appareil émetteur radioélectrique
US3566235A (en) * 1968-10-28 1971-02-23 Garrett Corp Dual frequency means for transmitting radio waves from a damaged aircraft
US3665315A (en) * 1969-09-03 1972-05-23 Stephen G Glatzer Signal transmitter
US3723881A (en) * 1970-02-09 1973-03-27 Drake Crandell & Batchelder Downed-aircraft radio-locator beacon and related apparatus
US3870959A (en) * 1972-10-24 1975-03-11 Baldwin Electronics Inc Dual frequency transmitter system
US3978410A (en) * 1972-11-17 1976-08-31 Nasa Aircraft-mounted crash-activated transmitter device
US3882394A (en) * 1973-08-20 1975-05-06 Aero Electronics Dev Co Inc Airplane crash locating device
US3928805A (en) * 1973-09-20 1975-12-23 Marconi Co Canada Detectability of emergency beacon
US3876942A (en) * 1973-09-21 1975-04-08 Aero Electronics Dev Co Inc Emergency airplane locating transmitter
AU479072B2 (en) * 1973-12-03 1976-05-27 University Of Sydney, The Long range radio tracking equipment
US4041394A (en) * 1976-07-06 1977-08-09 River Range Developments Limited Radio control transmitter
US4110709A (en) * 1977-01-31 1978-08-29 Litton Systems, Inc. Apparatus for coupling microwave energy from two oscillators to a common transmission line
US4238855A (en) * 1979-09-19 1980-12-09 Rca Corporation Parallel operation of multiple TV transmitters
GB2067323B (en) * 1980-01-07 1983-07-06 Mastiff Security Syst Ltd Radio transmitter

Also Published As

Publication number Publication date
DK420983A (da) 1983-09-15
DE3201845A1 (de) 1983-08-04
DK420983D0 (da) 1983-09-15
EP0098847A1 (de) 1984-01-25
EP0098847B1 (de) 1986-03-05
WO1983002699A1 (fr) 1983-08-04
US4612667A (en) 1986-09-16

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