CO4810357A1 - Circuito calibrador monolitico para oscilador de alta fre- cuencia controlado por tension - Google Patents

Circuito calibrador monolitico para oscilador de alta fre- cuencia controlado por tension

Info

Publication number
CO4810357A1
CO4810357A1 CO98066144A CO98066144A CO4810357A1 CO 4810357 A1 CO4810357 A1 CO 4810357A1 CO 98066144 A CO98066144 A CO 98066144A CO 98066144 A CO98066144 A CO 98066144A CO 4810357 A1 CO4810357 A1 CO 4810357A1
Authority
CO
Colombia
Prior art keywords
diode
integrated circuit
terminal
capacitive
monolithic
Prior art date
Application number
CO98066144A
Other languages
English (en)
Inventor
Christian Bjork
Gardenfors Torbjorn
Martin Lanz
Marholev Bojko
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 CO4810357A1 publication Critical patent/CO4810357A1/es

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1206—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification
    • H03B5/1209—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification the amplifier having two current paths operating in a differential manner and a current source or degeneration circuit in common to both paths, e.g. a long-tailed pair.
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • H03B5/124—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance
    • H03B5/1243—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance the means comprising voltage variable capacitance diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
    • H03B2201/02—Varying the frequency of the oscillations by electronic means
    • H03B2201/025—Varying the frequency of the oscillations by electronic means the means being an electronic switch for switching in or out oscillator elements
    • H03B2201/0258—Varying the frequency of the oscillations by electronic means the means being an electronic switch for switching in or out oscillator elements the means comprising a diode

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Semiconductor Integrated Circuits (AREA)

Abstract

Un circuito calibrador monolítico para osciladores de altafrecuencia controlados por tensión, que comprenden: una pluralidad de bucles capacitivos conectados de manera selectiva entre una primera y una segunda entrada diferencial de una red activa de oscilador por tensión; una pluralidad de diodos conectados en serie con la respectiva pluralidad de bucles capacitivos; cada diodo en la pluralidad de diodos sirva para conectar de manera selectiva un bucle capacitivo respectivo de la pluralidad de bucles capacitivos entre la primera y la segunda entrada diferencial; y un controlador para aplicar tensión de polarización directa al diodo del bucle capacitivo seleccionado.Un conmutador que puede operar a altas frecuencias, para conectar una primera porción de un circuito integrado a una segunda porción del circuito integrado, que comprende: Un diodo semiconductor bipolar complementario de metal óxido de protección contra descarga electrostática; Un primer capacitor conectado entre la primera porción del circuito integrado y una primera terminal del diodo; el capacitor sirve para aislar la primera porción del circuito integrado de una tensión de corriente directa aplicada a la primera terminal de diodo; y un segundo capacitor conectado entre la segunda porción del circuito integrado y una segunda terminal del diodo; el capacitor sirve para aislar la segunda porción del circuito integrado de una tensión de corriente directa aplicada a la segunda terminal del diodo.
CO98066144A 1997-11-17 1998-11-10 Circuito calibrador monolitico para oscilador de alta fre- cuencia controlado por tension CO4810357A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/971,770 US5880643A (en) 1997-11-17 1997-11-17 Monolithic high frequency voltage controlled oscillator trimming circuit

Publications (1)

Publication Number Publication Date
CO4810357A1 true CO4810357A1 (es) 1999-06-30

Family

ID=25518773

Family Applications (1)

Application Number Title Priority Date Filing Date
CO98066144A CO4810357A1 (es) 1997-11-17 1998-11-10 Circuito calibrador monolitico para oscilador de alta fre- cuencia controlado por tension

Country Status (18)

Country Link
US (1) US5880643A (es)
EP (1) EP1032970B1 (es)
JP (1) JP4008657B2 (es)
KR (1) KR100602453B1 (es)
CN (1) CN1146101C (es)
AR (1) AR017620A1 (es)
AU (1) AU740649B2 (es)
BR (1) BR9814969A (es)
CA (1) CA2310416A1 (es)
CO (1) CO4810357A1 (es)
DE (1) DE69813006D1 (es)
EE (1) EE200000233A (es)
HK (1) HK1033869A1 (es)
IL (1) IL136169A0 (es)
MY (1) MY118201A (es)
NO (1) NO20002264L (es)
RU (1) RU2204194C2 (es)
WO (1) WO1999026335A1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9916907D0 (en) 1999-07-19 1999-09-22 Cambridge Silicon Radio Ltd Variable oscillator
GB9916901D0 (en) * 1999-07-19 1999-09-22 Cambridge Silicon Radio Ltd Adjustable filter
AU2000266379A1 (en) * 1999-08-10 2004-01-06 Qualcomm Incorporated Band switchable intermediate frequency band pass filter
FI109641B (fi) * 2000-03-10 2002-09-13 Nokia Corp Mikrofonirakenne
US6603366B2 (en) * 2001-08-10 2003-08-05 Texas Instruments Incorporated Trimmable oscillator
US20040029129A1 (en) * 2001-10-25 2004-02-12 Liangsu Wang Identification of essential genes in microorganisms
JP5053579B2 (ja) * 2006-06-28 2012-10-17 寛治 大塚 静電気放電保護回路
US8275336B2 (en) * 2010-06-23 2012-09-25 Richwave Technology Corp. Apparatus and method for digitally controlling capacitance
RU2622628C1 (ru) * 2016-08-03 2017-06-16 Геннадий Сендерович Брайловский Способ подстройки частоты и фазовый детектор

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3319187A (en) * 1966-04-06 1967-05-09 Simmonds Precision Products Voltage controlled oscillator utilizing transmission-line switching elements
US3668553A (en) * 1970-06-26 1972-06-06 Varian Associates Digitally tuned stripline oscillator
US4186360A (en) * 1977-02-18 1980-01-29 Sanyo Electric Co., Ltd. Digital channel selecting apparatus
JPS5542412A (en) * 1978-09-20 1980-03-25 Hitachi Ltd Electronic high frequency switch
JP2580116B2 (ja) * 1985-12-16 1997-02-12 ソニー株式会社 Ｉｃ化高周波可変周波数発振回路
US4973922A (en) * 1987-11-27 1990-11-27 At&T Bell Laboratories Voltage controlled variable capacitor and oscillator using it
FR2649505B1 (fr) * 1989-07-07 1991-10-25 Sgs Thomson Microelectronics Circuit integre avec oscillateur reglable a frequence independante de la tension d'alimentation
US5166645A (en) * 1992-01-15 1992-11-24 Quartzdyne, Inc. Differential mixer oscillator
US5384553A (en) * 1993-05-10 1995-01-24 Rohm Co., Ltd. Voltage control oscillation circuit
DE4314424A1 (de) * 1993-05-03 1994-11-10 Philips Patentverwaltung Oszillator
SE517185C2 (sv) * 1993-12-28 2002-05-07 Ericsson Telefon Ab L M Komponentmodulanpassad oscillerande kretsanordning
US5483195A (en) * 1994-10-20 1996-01-09 Northern Telecom Limited Second generation low noise microwave voltage controlled oscillator

Also Published As

Publication number Publication date
KR100602453B1 (ko) 2006-07-19
BR9814969A (pt) 2000-10-03
MY118201A (en) 2004-09-30
CN1146101C (zh) 2004-04-14
EP1032970B1 (en) 2003-04-02
AU740649B2 (en) 2001-11-08
HK1033869A1 (en) 2001-09-28
NO20002264L (no) 2000-05-18
AU1447899A (en) 1999-06-07
RU2204194C2 (ru) 2003-05-10
CA2310416A1 (en) 1999-05-27
EP1032970A1 (en) 2000-09-06
NO20002264D0 (no) 2000-04-28
IL136169A0 (en) 2001-05-20
CN1278372A (zh) 2000-12-27
KR20010024645A (ko) 2001-03-26
EE200000233A (et) 2001-06-15
JP2001523907A (ja) 2001-11-27
AR017620A1 (es) 2001-09-12
DE69813006D1 (de) 2003-05-08
WO1999026335A1 (en) 1999-05-27
US5880643A (en) 1999-03-09
JP4008657B2 (ja) 2007-11-14

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