FI842060A0 - Foerstaerkarkoppling. - Google Patents

Foerstaerkarkoppling.

Info

Publication number
FI842060A0
FI842060A0 FI842060A FI842060A FI842060A0 FI 842060 A0 FI842060 A0 FI 842060A0 FI 842060 A FI842060 A FI 842060A FI 842060 A FI842060 A FI 842060A FI 842060 A0 FI842060 A0 FI 842060A0
Authority
FI
Finland
Prior art keywords
foerstaerkarkoppling
Prior art date
Application number
FI842060A
Other languages
English (en)
Other versions
FI842060A (fi
FI78203B (fi
FI78203C (fi
Inventor
Bengt Olof Berg
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of FI842060A0 publication Critical patent/FI842060A0/fi
Publication of FI842060A publication Critical patent/FI842060A/fi
Publication of FI78203B publication Critical patent/FI78203B/fi
Application granted granted Critical
Publication of FI78203C publication Critical patent/FI78203C/fi

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • H03F3/185—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only with field-effect devices
    • H03F3/1855—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only with field-effect devices with junction-FET devices
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/301—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in MOSFET amplifiers
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/306—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in junction-FET amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
    • H03F3/505—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower with field-effect devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6008—Substation equipment, e.g. for use by subscribers including speech amplifiers in the transmitter circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/01—Electrostatic transducers characterised by the use of electrets
    • H04R19/016—Electrostatic transducers characterised by the use of electrets for microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Amplifiers (AREA)
FI842060A 1982-10-20 1984-05-23 Foerstaerkarkoppling. FI78203C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8205967A SE432168B (sv) 1982-10-20 1982-10-20 Forsterkarkoppling
SE8205967 1982-10-20
SE8300355 1983-10-19
PCT/SE1983/000355 WO1984001678A1 (en) 1982-10-20 1983-10-19 Amplifier circuit

Publications (4)

Publication Number Publication Date
FI842060A0 true FI842060A0 (fi) 1984-05-23
FI842060A FI842060A (fi) 1984-05-23
FI78203B FI78203B (fi) 1989-02-28
FI78203C FI78203C (fi) 1989-06-12

Family

ID=20348285

Family Applications (1)

Application Number Title Priority Date Filing Date
FI842060A FI78203C (fi) 1982-10-20 1984-05-23 Foerstaerkarkoppling.

Country Status (5)

Country Link
US (1) US4567445A (fi)
FI (1) FI78203C (fi)
GB (1) GB2137838B (fi)
SE (1) SE432168B (fi)
WO (1) WO1984001678A1 (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5544347A (en) * 1990-09-24 1996-08-06 Emc Corporation Data storage system controlled remote data mirroring with respectively maintained data indices
US5187110A (en) * 1990-10-05 1993-02-16 Allied-Signal Inc. Field effect transistor-bipolar transistor darlington pair
US5086282A (en) * 1990-10-05 1992-02-04 Allied-Signal Inc. Field effect transistor-bipolar transistor Darlington pair
US7830716B2 (en) * 2008-06-06 2010-11-09 Spansion Llc Non-volatile memory string module with buffer and method
US7838342B2 (en) 2008-06-06 2010-11-23 Spansion Llc Memory device and method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482868A (en) * 1983-03-07 1984-11-13 Motorola, Inc. Output stage for a driver circuit having low quiescent output current

Also Published As

Publication number Publication date
GB2137838B (en) 1986-01-08
SE8205967D0 (sv) 1982-10-20
GB8412878D0 (en) 1984-06-27
GB2137838A (en) 1984-10-10
FI842060A (fi) 1984-05-23
FI78203B (fi) 1989-02-28
US4567445A (en) 1986-01-28
FI78203C (fi) 1989-06-12
SE432168B (sv) 1984-03-19
WO1984001678A1 (en) 1984-04-26

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: OY L M ERICSSON AB