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FI902885L - HOEGFREKVENSFOERSTAERKARE SOM AER FOERDUBBLAD MED HETBEREDSKAPSMETODEN. - Google Patents

HOEGFREKVENSFOERSTAERKARE SOM AER FOERDUBBLAD MED HETBEREDSKAPSMETODEN. Download PDF

Info

Publication number
FI902885L
FI902885L FI902885A FI902885A FI902885L FI 902885 L FI902885 L FI 902885L FI 902885 A FI902885 A FI 902885A FI 902885 A FI902885 A FI 902885A FI 902885 L FI902885 L FI 902885L
Authority
FI
Finland
Prior art keywords
hoegfrekvensfoerstaerkare
hetberedskapsmetoden
foerdubblad
med
som aer
Prior art date
Application number
FI902885A
Other languages
Finnish (fi)
Other versions
FI902885A0 (en
FI88561C (en
FI88561B (en
Inventor
Juha Savusalo
Original Assignee
Telenokia Oy
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 Telenokia Oy filed Critical Telenokia Oy
Priority to FI902885A priority Critical patent/FI88561C/en
Publication of FI902885A0 publication Critical patent/FI902885A0/en
Priority to AU79583/91A priority patent/AU7958391A/en
Priority to PCT/FI1991/000181 priority patent/WO1991019349A1/en
Publication of FI902885L publication Critical patent/FI902885L/en
Application granted granted Critical
Publication of FI88561B publication Critical patent/FI88561B/en
Publication of FI88561C publication Critical patent/FI88561C/en

Links

Classifications

    • 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
    • H03F1/526—Circuit arrangements for protecting such amplifiers protecting by using redundant amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FI902885A 1990-06-08 1990-06-08 High frequency amplifier that doubles with the heat preparedness method FI88561C (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI902885A FI88561C (en) 1990-06-08 1990-06-08 High frequency amplifier that doubles with the heat preparedness method
AU79583/91A AU7958391A (en) 1990-06-08 1991-06-06 High-frequency amplifier unit with a hot standby redundancy
PCT/FI1991/000181 WO1991019349A1 (en) 1990-06-08 1991-06-06 High-frequency amplifier unit with a hot standby redundancy

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI902885 1990-06-08
FI902885A FI88561C (en) 1990-06-08 1990-06-08 High frequency amplifier that doubles with the heat preparedness method

Publications (4)

Publication Number Publication Date
FI902885A0 FI902885A0 (en) 1990-06-08
FI902885L true FI902885L (en) 1991-12-09
FI88561B FI88561B (en) 1993-02-15
FI88561C FI88561C (en) 1993-05-25

Family

ID=8530597

Family Applications (1)

Application Number Title Priority Date Filing Date
FI902885A FI88561C (en) 1990-06-08 1990-06-08 High frequency amplifier that doubles with the heat preparedness method

Country Status (3)

Country Link
AU (1) AU7958391A (en)
FI (1) FI88561C (en)
WO (1) WO1991019349A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI87415C (en) * 1990-06-08 1992-12-28 Telenokia Oy Apparatus for detecting a fault in an amplifier which is doubled d by the heat-preparation method
FI97178C (en) * 1993-12-01 1996-10-25 Nokia Telecommunications Oy Distribution amplifier arrangement for a receiver group
US5793253A (en) * 1995-04-28 1998-08-11 Unisys Corporation High power solid state microwave transmitter
SE505202C2 (en) * 1995-10-04 1997-07-14 Allgon Ab Bypass device in an amplifier unit
JP3176596B2 (en) 1998-06-11 2001-06-18 株式會社エイステクノロジ Low noise amplifier
US6754510B2 (en) 2001-12-13 2004-06-22 Superconductor Technologies, Inc. MEMS-based bypass system for use with a HTS RF receiver
US6924966B2 (en) 2002-05-29 2005-08-02 Superconductor Technologies, Inc. Spring loaded bi-stable MEMS switch
US6795697B2 (en) 2002-07-05 2004-09-21 Superconductor Technologies, Inc. RF receiver switches

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1037833A (en) * 1963-03-07 1966-08-03 Elliott Brothers London Ltd Improvements in or relating to the construction of electronic equipment
US3345578A (en) * 1964-03-09 1967-10-03 Sylvania Electric Prod Redundant amplifier circuits
DE2433046C2 (en) * 1974-07-10 1978-11-30 Philips Patentverwaltung Gmbh, 2000 Hamburg Antenna amplifier for the reception of sound as well as television radio reception
US4215386A (en) * 1978-03-03 1980-07-29 Modicon Division, Gould Inc. Modular panel construction for programmable controller
DE2910587B1 (en) * 1979-03-17 1980-09-11 Tekade Felten & Guilleaume Electric device

Also Published As

Publication number Publication date
FI902885A0 (en) 1990-06-08
FI88561C (en) 1993-05-25
FI88561B (en) 1993-02-15
AU7958391A (en) 1991-12-31
WO1991019349A1 (en) 1991-12-12

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: TELENOKIA OY

BB Publication of examined application
MM Patent lapsed

Owner name: TELENOKIA OY