DE60006643D1 - Numerisch gesteuerter variabeler Oszillator - Google Patents

Numerisch gesteuerter variabeler Oszillator

Info

Publication number
DE60006643D1
DE60006643D1 DE60006643T DE60006643T DE60006643D1 DE 60006643 D1 DE60006643 D1 DE 60006643D1 DE 60006643 T DE60006643 T DE 60006643T DE 60006643 T DE60006643 T DE 60006643T DE 60006643 D1 DE60006643 D1 DE 60006643D1
Authority
DE
Germany
Prior art keywords
resonator
capacitors
image
clock signal
controlled variable
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 - Lifetime
Application number
DE60006643T
Other languages
English (en)
Other versions
DE60006643T2 (de
Inventor
Pierre Carbou
Pascal Guigon
Yves Leduc
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of DE60006643D1 publication Critical patent/DE60006643D1/de
Application granted granted Critical
Publication of DE60006643T2 publication Critical patent/DE60006643T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/03—Astable circuits
    • H03K3/0307—Stabilisation of output, e.g. using crystal
    • 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
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
    • H03B5/366—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current
    • 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
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0072—Frequency hopping and enabling of rapid frequency changes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J2200/00—Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
    • H03J2200/10—Tuning of a resonator by means of digitally controlled capacitor bank

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electrophonic Musical Instruments (AREA)
DE60006643T 2000-03-31 2000-03-31 Numerisch gesteuerter variabeler Oszillator Expired - Lifetime DE60006643T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00400908A EP1143606B1 (de) 2000-03-31 2000-03-31 Numerisch gesteuerter variabeler Oszillator

Publications (2)

Publication Number Publication Date
DE60006643D1 true DE60006643D1 (de) 2003-12-24
DE60006643T2 DE60006643T2 (de) 2004-10-07

Family

ID=8173629

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60006643T Expired - Lifetime DE60006643T2 (de) 2000-03-31 2000-03-31 Numerisch gesteuerter variabeler Oszillator

Country Status (5)

Country Link
US (1) US6400231B1 (de)
EP (1) EP1143606B1 (de)
JP (1) JP2001320238A (de)
AT (1) ATE254817T1 (de)
DE (1) DE60006643T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6512419B1 (en) * 2001-03-19 2003-01-28 Cisco Sytems Wireless Networking (Australia) Pty Limited Method and apparatus to tune and calibrate an on-chip oscillator in a wireless transceiver chip
DE10162912B4 (de) 2001-12-20 2006-09-28 Infineon Technologies Ag Quarzoszillatorschaltung
US20030132809A1 (en) * 2002-01-17 2003-07-17 Chinnugounder Senthilkumar Oscillator with tunable capacitor
US6677804B2 (en) * 2002-02-11 2004-01-13 Micron Technology, Inc. Dual bandgap voltage reference system and method for reducing current consumption during a standby mode of operation and for providing reference stability during an active mode of operation
US20040090254A1 (en) * 2002-11-13 2004-05-13 Owens Ronnie Edward Systems and methods for altering timing edges of an input signal
DE10345497B4 (de) 2003-09-30 2006-12-21 Infineon Technologies Ag Oszillatorschaltung, insbesondere für den Mobilfunk
KR100551477B1 (ko) * 2004-02-20 2006-02-14 삼성전자주식회사 커패시터 뱅크 회로 및 그것을 구비한 전압제어 오실레이터
US7084713B2 (en) * 2004-03-29 2006-08-01 Qualcomm Inc. Programmable capacitor bank for a voltage controlled oscillator
US7170332B2 (en) * 2004-04-15 2007-01-30 Analog Devices, Inc. Reference signal generators
US20070004362A1 (en) * 2005-06-30 2007-01-04 Lawrence Der Methods and apparatus to generate small frequency changes
US7852098B2 (en) 2005-08-01 2010-12-14 Marvell World Trade Ltd. On-die heating circuit and control loop for rapid heating of the die
JP4316591B2 (ja) * 2005-08-01 2009-08-19 マーベル ワールド トレード リミテッド 低ノイズ且つ微細な周波数調節
US7872542B2 (en) 2005-08-01 2011-01-18 Marvell World Trade Ltd. Variable capacitance with delay lock loop
US7375597B2 (en) 2005-08-01 2008-05-20 Marvell World Trade Ltd. Low-noise fine-frequency tuning
US7245519B2 (en) * 2005-08-22 2007-07-17 Freescale Semiconductor, Inc. Digitally programmable capacitor array
US7904036B2 (en) * 2005-12-02 2011-03-08 Telefonaktiebolaget Lm Ericsson (Publ) Modulation method and apparatus
DE102005060944B4 (de) * 2005-12-20 2012-02-16 Infineon Technologies Ag Abstimmschaltung zu einer Frequenzabstimmung, Verwendung der Abstimmschaltung und Verfahren zur Frequenzabstimmung
FR2906420B1 (fr) * 2006-09-27 2008-11-21 Thales Sa Filtre agile de puissance compact, notamment pour module d'amplification de systeme de radiocommunication.
WO2008156480A1 (en) * 2007-06-18 2008-12-24 Nanoamp Solutions, Inc. (Cayman) Digital tuning of crystal oscillators
US7532079B2 (en) * 2007-06-18 2009-05-12 Nanoamp Solutions, Inc. (Cayman) Digital tuning of crystal oscillators
US7795985B2 (en) * 2008-11-17 2010-09-14 Infineon Technologies Ag Clock control for data synchronization in varactor arrays
GB2467931A (en) 2009-02-19 2010-08-25 Cambridge Silicon Radio Ltd Tuning circuit with mutually coupled inductors
GB0911568D0 (en) * 2009-07-03 2009-08-12 Eosemi Ltd Improvements in the fine tuning of electronic oscillators
US8138844B1 (en) * 2010-09-10 2012-03-20 Fujitsu Semiconductor Limited System and method for crystal oscillator frequency tuning
CN104052451B (zh) * 2013-03-15 2017-11-03 台湾积体电路制造股份有限公司 MiM电容器
US9502886B2 (en) * 2013-03-15 2016-11-22 Taiwan Semiconductor Manufacturing Company Limited MiM capacitor
GB201305772D0 (en) * 2013-03-28 2013-05-15 Eosemi Ltd A controllable passive circuit element

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3920008A1 (de) * 1989-06-20 1991-01-10 Philips Patentverwaltung Phasenregelkreis
US5446420A (en) * 1993-08-25 1995-08-29 Motorola, Inc. Method and apparatus for reducing jitter and improving testability of an oscillator
US5952890A (en) * 1997-02-05 1999-09-14 Fox Enterprises, Inc. Crystal oscillator programmable with frequency-defining parameters

Also Published As

Publication number Publication date
EP1143606B1 (de) 2003-11-19
EP1143606A1 (de) 2001-10-10
DE60006643T2 (de) 2004-10-07
JP2001320238A (ja) 2001-11-16
ATE254817T1 (de) 2003-12-15
US6400231B1 (en) 2002-06-04

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