FI902884A0 - Apparatur foer detektering av ett fel i en foerstaerkare som aer foerdubblad med hetberedskapsmetoden. - Google Patents

Apparatur foer detektering av ett fel i en foerstaerkare som aer foerdubblad med hetberedskapsmetoden.

Info

Publication number
FI902884A0
FI902884A0 FI902884A FI902884A FI902884A0 FI 902884 A0 FI902884 A0 FI 902884A0 FI 902884 A FI902884 A FI 902884A FI 902884 A FI902884 A FI 902884A FI 902884 A0 FI902884 A0 FI 902884A0
Authority
FI
Finland
Prior art keywords
amplifier
antenna
hetberedskapsmetoden
foerstaerkare
foerdubblad
Prior art date
Application number
FI902884A
Other languages
English (en)
Other versions
FI902884A (fi
FI87415B (fi
FI87415C (fi
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
Publication of FI902884A0 publication Critical patent/FI902884A0/fi
Priority to FI902884A priority Critical patent/FI87415C/fi
Priority to PCT/FI1991/000180 priority patent/WO1991019348A1/en
Priority to DE69113798T priority patent/DE69113798T2/de
Priority to AU79909/91A priority patent/AU650883B2/en
Priority to AT91910384T priority patent/ATE129106T1/de
Priority to EP91910384A priority patent/EP0532575B1/en
Publication of FI902884A publication Critical patent/FI902884A/fi
Publication of FI87415B publication Critical patent/FI87415B/fi
Priority to NO924726A priority patent/NO301099B1/no
Application granted granted Critical
Publication of FI87415C publication Critical patent/FI87415C/fi

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]
    • 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
    • H04B1/04—Circuits
    • H04B1/0466—Fault detection or indication
    • 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
    • H04B1/04—Circuits
    • H04B1/0483—Transmitters with multiple parallel paths

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Amplifiers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Transmitters (AREA)
FI902884A 1990-06-08 1990-06-08 Apparatur foer detektering av ett fel i en foerstaerkare som aer foerdubblad med hetberedskapsmetoden FI87415C (fi)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI902884A FI87415C (fi) 1990-06-08 1990-06-08 Apparatur foer detektering av ett fel i en foerstaerkare som aer foerdubblad med hetberedskapsmetoden
PCT/FI1991/000180 WO1991019348A1 (en) 1990-06-08 1991-06-06 Apparatus for detecting failure of an antenna amplifier unit with a hot standby redundancy
DE69113798T DE69113798T2 (de) 1990-06-08 1991-06-06 Gerät zur fehlerdetektion eines antennenverstärkers mit mitlaufender reserveredundanz.
AU79909/91A AU650883B2 (en) 1990-06-08 1991-06-06 Apparatus for detecting failure of an antenna amplifier unit with a hot standby redundancy
AT91910384T ATE129106T1 (de) 1990-06-08 1991-06-06 Gerät zur fehlerdetektion eines antennenverstärkers mit mitlaufender reserveredundanz.
EP91910384A EP0532575B1 (en) 1990-06-08 1991-06-06 Apparatus for detecting failure of an antenna amplifier unit with a hot standby redundancy
NO924726A NO301099B1 (no) 1990-06-08 1992-12-07 Anordning for deteksjon av svikt i en forsterker i en antenneforsterkerenhet

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI902884 1990-06-08
FI902884A FI87415C (fi) 1990-06-08 1990-06-08 Apparatur foer detektering av ett fel i en foerstaerkare som aer foerdubblad med hetberedskapsmetoden

Publications (4)

Publication Number Publication Date
FI902884A0 true FI902884A0 (fi) 1990-06-08
FI902884A FI902884A (fi) 1991-12-09
FI87415B FI87415B (fi) 1992-09-15
FI87415C FI87415C (fi) 1992-12-28

Family

ID=8530596

Family Applications (1)

Application Number Title Priority Date Filing Date
FI902884A FI87415C (fi) 1990-06-08 1990-06-08 Apparatur foer detektering av ett fel i en foerstaerkare som aer foerdubblad med hetberedskapsmetoden

Country Status (7)

Country Link
EP (1) EP0532575B1 (fi)
AT (1) ATE129106T1 (fi)
AU (1) AU650883B2 (fi)
DE (1) DE69113798T2 (fi)
FI (1) FI87415C (fi)
NO (1) NO301099B1 (fi)
WO (1) WO1991019348A1 (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4206731C1 (fi) * 1992-03-04 1993-07-22 Blaupunkt-Werke Gmbh, 3200 Hildesheim, De
FI97178C (fi) * 1993-12-01 1996-10-25 Nokia Telecommunications Oy Vastaanotinryhmän jakovahvistinsovitelma
US5418490A (en) * 1994-03-01 1995-05-23 Tx Rx Systems, Inc. Failure responsive alternate amplifier and bypass system for communications amplifier
KR0141742B1 (ko) * 1995-04-26 1998-07-01 구자홍 멀티 엘엔비용 전원 자동선택 공급장치
CA2184121A1 (en) * 1995-08-30 1997-03-01 John R. Reder Sampling analog video signal for secondary images
US5838385A (en) * 1996-08-30 1998-11-17 Texas Instruments Incorporated Sampling analog video signal for secondary images
ES2207396B1 (es) * 1996-12-09 2005-08-01 Adc Telecommunications, Inc. Perfeccionamientos introducidos en la patente de invencion n 9950031 regulador de conexion de amplificadores introduciendo sistema de rec.-dist. para distribucion de señales en banda ancha.
US5963843A (en) * 1996-12-09 1999-10-05 Adc Telecommunications, Inc. Amplifier switch controller and system
US5884143A (en) * 1997-02-21 1999-03-16 Lockheed Martin Corporation Spacecraft with paralleled amplifiers and redundancy
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
KR100540229B1 (ko) * 2003-02-25 2006-01-10 엘지전자 주식회사 이동통신 단말기의 송신단 성능 개선 장치 및 그 방법
DE10352290A1 (de) * 2003-11-08 2005-06-02 Robert Bosch Gmbh Antennenverstärker
EP3118992A1 (en) * 2015-07-16 2017-01-18 Nxp B.V. An rf amplifier

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
US4565972A (en) * 1985-03-18 1986-01-21 Tx Rx Systems, Inc. Tower mounted preamplifier
US4748423A (en) * 1987-01-28 1988-05-31 Rockwell International Corporation Hot standby amplifier apparatus
FI88561C (fi) * 1990-06-08 1993-05-25 Telenokia Oy Hoegfrekvensfoerstaerkare som aer foerdubblad med hetberedskapsmetoden

Also Published As

Publication number Publication date
EP0532575A1 (en) 1993-03-24
EP0532575B1 (en) 1995-10-11
NO924726D0 (no) 1992-12-07
FI902884A (fi) 1991-12-09
AU650883B2 (en) 1994-07-07
NO924726L (no) 1992-12-07
AU7990991A (en) 1991-12-31
ATE129106T1 (de) 1995-10-15
DE69113798T2 (de) 1996-03-21
FI87415B (fi) 1992-09-15
WO1991019348A1 (en) 1991-12-12
DE69113798D1 (de) 1995-11-16
NO301099B1 (no) 1997-09-08
FI87415C (fi) 1992-12-28

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: TELENOKIA OY