ATE403264T1 - Schaltung zur erzeugung einer negativen, relativ frequenzunabhängigen konduktanz- - Google Patents

Schaltung zur erzeugung einer negativen, relativ frequenzunabhängigen konduktanz-

Info

Publication number
ATE403264T1
ATE403264T1 AT02077427T AT02077427T ATE403264T1 AT E403264 T1 ATE403264 T1 AT E403264T1 AT 02077427 T AT02077427 T AT 02077427T AT 02077427 T AT02077427 T AT 02077427T AT E403264 T1 ATE403264 T1 AT E403264T1
Authority
AT
Austria
Prior art keywords
transistors
oscillator
circuit
generating
differential pair
Prior art date
Application number
AT02077427T
Other languages
English (en)
Inventor
Sebastian Amiot
Bertrand Duloy
Original Assignee
Nxp Bv
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 Nxp Bv filed Critical Nxp Bv
Application granted granted Critical
Publication of ATE403264T1 publication Critical patent/ATE403264T1/de

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
    • 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
    • H03B5/1231—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 the amplifier comprising one or more bipolar transistors

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Amplifiers (AREA)
  • Superheterodyne Receivers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
AT02077427T 2001-06-26 2002-06-19 Schaltung zur erzeugung einer negativen, relativ frequenzunabhängigen konduktanz- ATE403264T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0108419 2001-06-26

Publications (1)

Publication Number Publication Date
ATE403264T1 true ATE403264T1 (de) 2008-08-15

Family

ID=8864785

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02077427T ATE403264T1 (de) 2001-06-26 2002-06-19 Schaltung zur erzeugung einer negativen, relativ frequenzunabhängigen konduktanz-

Country Status (5)

Country Link
US (1) US20030017818A1 (de)
EP (1) EP1276226B1 (de)
JP (1) JP2003017956A (de)
AT (1) ATE403264T1 (de)
DE (1) DE60227885D1 (de)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5274263A (en) * 1975-12-17 1977-06-22 Sony Corp Oscillation circuit
JPS53111264A (en) * 1977-03-10 1978-09-28 Sony Corp Oscillator
DE3003302C2 (de) * 1980-01-30 1982-12-23 Siemens AG, 1000 Berlin und 8000 München Stromgesteuerter Oszillator
DE3333402A1 (de) * 1983-09-15 1985-04-04 Siemens AG, 1000 Berlin und 8000 München Integrierbare oszillatorschaltung
IT1230536B (it) * 1989-08-07 1991-10-28 Sgs Thomson Microelectronics Oscillatore variabile controllato in tensione, in particolare per circuiti ad aggancio di fase.
DE19833072A1 (de) * 1998-07-23 2000-02-03 Philips Corp Intellectual Pty Oszillatorschaltung
US6469586B1 (en) * 2000-08-25 2002-10-22 Sige Semiconductor Inc. Low voltage voltage-controlled oscillator topology
US6545555B1 (en) * 2000-10-12 2003-04-08 Telefonaktiebolaget, Lm Ericsson Voltage controlled oscillator having a phase noise reduction device

Also Published As

Publication number Publication date
US20030017818A1 (en) 2003-01-23
EP1276226B1 (de) 2008-07-30
EP1276226A1 (de) 2003-01-15
DE60227885D1 (de) 2008-09-11
JP2003017956A (ja) 2003-01-17

Similar Documents

Publication Publication Date Title
Zannoth et al. A fully integrated VCO at 2 GHz
US7298183B2 (en) High frequency divider circuits and methods
KR920003816B1 (ko) 변조기 및 송신기
ATE197211T1 (de) Monolithisch integrierbarer, abstimmbarer resonanzkreis und daraus gebildete schaltungsanordnungen
JPH04501792A (ja) 温度安定性発振器
KR20030013412A (ko) 발진기 회로
EP0535883B1 (de) Negativen Widerstand verwendender spannungsgesteuerter Oszillator
CN100525070C (zh) 振荡器电路
US5245298A (en) Voltage controlled oscillator having cascoded output
US6842081B2 (en) Dual frequency voltage controlled oscillator circuit
EP1471632A3 (de) Oszillatorschaltung und Oszillator
DE60227885D1 (de) Schaltung zur Erzeugung einer negativen, relativ frequenzunabhängigen Konduktanz-
Lo et al. 2-V 900-MHz quadrature coupled LC oscillators with improved amplitude and phase matchings
JPS6038935A (ja) 無線周波同調装置
KR860000897Y1 (ko) Am 변조회로
MY132214A (en) Tuning circuit for a receiver, particularly a television receiver
JPH0344685B2 (de)
US4977379A (en) Differential pair, push-push oscillator
Chen et al. A 2-V 2-GHz BJT variable frequency oscillator
Mathur et al. Voltage-variable inductor based linear voltage controlled quadrature oscillator implementation
KR970055246A (ko) 자이레이터 회로를 사용한 복조 회로
JP2004023570A (ja) 平衡型発振器およびそれを用いた電子装置
Saxena et al. Versatile VM universal biquad filter employing OTAs and its application
Kumngern et al. BFSK/FM signal generator circuits
ATE231305T1 (de) Elektronische schaltung mit komplementären transkonduktanzen für filter mit oszillatoren

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties