GB1120592A - Improvements in or relating to tuned circuits employing transistors - Google Patents

Improvements in or relating to tuned circuits employing transistors

Info

Publication number
GB1120592A
GB1120592A GB587666A GB587666A GB1120592A GB 1120592 A GB1120592 A GB 1120592A GB 587666 A GB587666 A GB 587666A GB 587666 A GB587666 A GB 587666A GB 1120592 A GB1120592 A GB 1120592A
Authority
GB
United Kingdom
Prior art keywords
circuit
transistor
transistors
phase
emitter
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB587666A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1120592A publication Critical patent/GB1120592A/en
Expired legal-status Critical Current

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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/302—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in bipolar transistor 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/46—One-port networks
    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/163—Special arrangements for the reduction of the damping of resonant circuits of receivers
    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1638—Special circuits to enhance selectivity of receivers not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Bipolar Integrated Circuits (AREA)
  • Amplifiers (AREA)
  • Rectifiers (AREA)
GB587666A 1965-02-13 1966-02-10 Improvements in or relating to tuned circuits employing transistors Expired GB1120592A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6501840A NL6501840A (de) 1965-02-13 1965-02-13

Publications (1)

Publication Number Publication Date
GB1120592A true GB1120592A (en) 1968-07-17

Family

ID=19792364

Family Applications (1)

Application Number Title Priority Date Filing Date
GB587666A Expired GB1120592A (en) 1965-02-13 1966-02-10 Improvements in or relating to tuned circuits employing transistors

Country Status (5)

Country Link
BE (1) BE676395A (de)
DE (1) DE1491974C3 (de)
ES (1) ES322903A1 (de)
GB (1) GB1120592A (de)
NL (1) NL6501840A (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3983512A (en) * 1974-08-27 1976-09-28 Feedback Instruments Limited Current controlled electrical circuits
WO1995001671A1 (de) * 1993-06-29 1995-01-12 Sican, Gesellschaft Für Silizium-Anwendungen Und Cad/Cat Niedersachsen Mbh Monolithisch integrierbarer, abstimmbarer resonanzkreis und daraus gebildete schaltungsanordnungen
GB2307124A (en) * 1995-11-01 1997-05-14 Plessey Semiconductors Ltd Active filter circuit having stacked stages
US5847605A (en) * 1995-11-01 1998-12-08 Plessey Semiconductors Limited Folded active filter
GB2352102A (en) * 1999-07-16 2001-01-17 Ericsson Telefon Ab L M Integrated circuit

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3277410B2 (ja) * 1993-06-25 2002-04-22 ソニー株式会社 パワーオンリセット回路

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3983512A (en) * 1974-08-27 1976-09-28 Feedback Instruments Limited Current controlled electrical circuits
WO1995001671A1 (de) * 1993-06-29 1995-01-12 Sican, Gesellschaft Für Silizium-Anwendungen Und Cad/Cat Niedersachsen Mbh Monolithisch integrierbarer, abstimmbarer resonanzkreis und daraus gebildete schaltungsanordnungen
US5949295A (en) * 1993-06-29 1999-09-07 Sican, Gesellschaft Fur Silizium-Anwendungen Und Cad/Cat Niedersachsen Mbh Integratable tunable resonant circuit for use in filters and oscillators
GB2307124A (en) * 1995-11-01 1997-05-14 Plessey Semiconductors Ltd Active filter circuit having stacked stages
US5847605A (en) * 1995-11-01 1998-12-08 Plessey Semiconductors Limited Folded active filter
GB2307124B (en) * 1995-11-01 1999-04-28 Plessey Semiconductors Ltd Active filter stack
US5912587A (en) * 1995-11-01 1999-06-15 Mitel Semiconductor Limited Active filter stack
GB2352102A (en) * 1999-07-16 2001-01-17 Ericsson Telefon Ab L M Integrated circuit
US6577212B1 (en) 1999-07-16 2003-06-10 Telefonaktiebolaget L M Ericsson (Publ) Integrated circuit
GB2352102B (en) * 1999-07-16 2004-06-16 Ericsson Telefon Ab L M Integrated circuit

Also Published As

Publication number Publication date
DE1491974A1 (de) 1969-10-02
NL6501840A (de) 1966-08-15
ES322903A1 (es) 1966-11-16
BE676395A (de) 1966-08-11
DE1491974B2 (de) 1973-09-06
DE1491974C3 (de) 1974-03-28

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