CN100440723C - 晶体振荡器仿真器 - Google Patents

晶体振荡器仿真器 Download PDF

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Publication number
CN100440723C
CN100440723C CNB031563511A CN03156351A CN100440723C CN 100440723 C CN100440723 C CN 100440723C CN B031563511 A CNB031563511 A CN B031563511A CN 03156351 A CN03156351 A CN 03156351A CN 100440723 C CN100440723 C CN 100440723C
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CN
China
Prior art keywords
temperature
frequency
output signal
calibration information
oscillator
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
CNB031563511A
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English (en)
Chinese (zh)
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CN1497835A (zh
Inventor
S·苏塔查
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.)
Kavim International Inc
Marvell International Ltd
Marvell Asia Pte Ltd
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MAWELL INTERNATIONAL TRADE Srl
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Publication of CN1497835A publication Critical patent/CN1497835A/zh
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
    • H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature
    • H03L1/026—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using a memory for digitally storing correction values
    • 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
    • H03B5/02—Details
    • H03B5/04—Modifications of generator to compensate for variations in physical values, e.g. power supply, load, temperature
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
    • H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature
    • H03L1/023—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using voltage variable capacitance diodes
    • H03L1/025—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using voltage variable capacitance diodes and a memory for digitally storing correction values

Landscapes

  • Oscillators With Electromechanical Resonators (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
CNB031563511A 2002-10-15 2003-09-04 晶体振荡器仿真器 Expired - Lifetime CN100440723C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/272,247 2002-10-15
US10/272,247 US7042301B2 (en) 2002-10-15 2002-10-15 Crystal oscillator emulator

Publications (2)

Publication Number Publication Date
CN1497835A CN1497835A (zh) 2004-05-19
CN100440723C true CN100440723C (zh) 2008-12-03

Family

ID=32042933

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB031563511A Expired - Lifetime CN100440723C (zh) 2002-10-15 2003-09-04 晶体振荡器仿真器

Country Status (5)

Country Link
US (1) US7042301B2 (https=)
EP (1) EP1411630B1 (https=)
JP (1) JP2004201280A (https=)
CN (1) CN100440723C (https=)
TW (1) TWI279072B (https=)

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Also Published As

Publication number Publication date
EP1411630A1 (en) 2004-04-21
TWI279072B (en) 2007-04-11
JP2004201280A (ja) 2004-07-15
US20040071029A1 (en) 2004-04-15
CN1497835A (zh) 2004-05-19
EP1411630B1 (en) 2016-07-06
TW200419895A (en) 2004-10-01
US7042301B2 (en) 2006-05-09

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