BR9703233A - Improvement introduced in transimpedance amplifier - Google Patents

Improvement introduced in transimpedance amplifier

Info

Publication number
BR9703233A
BR9703233A BR9703233A BR9703233A BR9703233A BR 9703233 A BR9703233 A BR 9703233A BR 9703233 A BR9703233 A BR 9703233A BR 9703233 A BR9703233 A BR 9703233A BR 9703233 A BR9703233 A BR 9703233A
Authority
BR
Brazil
Prior art keywords
transimpedance amplifier
improvement introduced
improvement
transimpedance
amplifier
Prior art date
Application number
BR9703233A
Other languages
Portuguese (pt)
Inventor
Ezio Maria Bastida
Valentino Corso
Original Assignee
Brasilia Telecom
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 Brasilia Telecom filed Critical Brasilia Telecom
Priority to BR9703233A priority Critical patent/BR9703233A/en
Priority to PCT/BR1998/000030 priority patent/WO1998054833A1/en
Priority to EP98929147A priority patent/EP0916183A1/en
Publication of BR9703233A publication Critical patent/BR9703233A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3084—Automatic control in amplifiers having semiconductor devices in receivers or transmitters for electromagnetic waves other than radiowaves, e.g. lightwaves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/42—Amplifiers with two or more amplifying elements having their dc paths in series with the load, the control electrode of each element being excited by at least part of the input signal, e.g. so-called totem-pole amplifiers
    • H03F3/423—Amplifiers with two or more amplifying elements having their dc paths in series with the load, the control electrode of each element being excited by at least part of the input signal, e.g. so-called totem-pole amplifiers with MOSFET's
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Amplifiers (AREA)
BR9703233A 1997-05-30 1997-05-30 Improvement introduced in transimpedance amplifier BR9703233A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BR9703233A BR9703233A (en) 1997-05-30 1997-05-30 Improvement introduced in transimpedance amplifier
PCT/BR1998/000030 WO1998054833A1 (en) 1997-05-30 1998-06-01 Improved transimpedance amplifier
EP98929147A EP0916183A1 (en) 1997-05-30 1998-06-01 Improved transimpedance amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR9703233A BR9703233A (en) 1997-05-30 1997-05-30 Improvement introduced in transimpedance amplifier

Publications (1)

Publication Number Publication Date
BR9703233A true BR9703233A (en) 1998-12-29

Family

ID=4067550

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9703233A BR9703233A (en) 1997-05-30 1997-05-30 Improvement introduced in transimpedance amplifier

Country Status (3)

Country Link
EP (1) EP0916183A1 (en)
BR (1) BR9703233A (en)
WO (1) WO1998054833A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002043875A (en) * 2000-07-24 2002-02-08 Nec Corp Variable gain amplifier and electronic equipment provided with the same
DE102004009684B4 (en) * 2004-02-27 2014-12-24 Infineon Technologies Ag Transimpedance amplifier arrangement for high switching frequencies
EP1993201A1 (en) * 2007-05-18 2008-11-19 Interuniversitair Microelektronica Centrum Vzw Switchable multiband LNA design

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8728853D0 (en) * 1987-12-10 1988-01-27 Bt & D Technologies Ltd Transimpedance pre-amplifier & receiver including pre-amplifier
JPH05304422A (en) * 1992-04-24 1993-11-16 Sumitomo Electric Ind Ltd Preamplifier for optical communication
US5572074A (en) * 1995-06-06 1996-11-05 Rockwell International Corporation Compact photosensor circuit having automatic intensity range control

Also Published As

Publication number Publication date
WO1998054833A1 (en) 1998-12-03
EP0916183A1 (en) 1999-05-19

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Legal Events

Date Code Title Description
PCP Transfer pending
PC Transfer

Free format text: FUNDACAO CPQD - CENTRO DE PESQUISA E DESENVOLVIMENTO EM TELECOMUNICACOES (BR)

B09A Decision: intention to grant
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 20/05/2008, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 19A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2385 DE 20-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.