CN1190931C - 发射机电路装置及在锁相环路中产生调制的rf输出信号的方法 - Google Patents

发射机电路装置及在锁相环路中产生调制的rf输出信号的方法 Download PDF

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Publication number
CN1190931C
CN1190931C CNB00814432XA CN00814432A CN1190931C CN 1190931 C CN1190931 C CN 1190931C CN B00814432X A CNB00814432X A CN B00814432XA CN 00814432 A CN00814432 A CN 00814432A CN 1190931 C CN1190931 C CN 1190931C
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CN
China
Prior art keywords
modulation
signal
phase
output
frequency
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Expired - Fee Related
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CNB00814432XA
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English (en)
Chinese (zh)
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CN1387717A (zh
Inventor
马丁·威尔逊
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Cadence Design Systems Inc
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Cadence Design Systems Inc
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Publication of CN1387717A publication Critical patent/CN1387717A/zh
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0983—Modifications of modulator for regulating the mean frequency using a phase locked loop containing in the loop a mixer other than for phase detection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0916—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop
    • H03C3/0933—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop using fractional frequency division in the feedback loop of the phase locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/095—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation to the loop in front of the voltage controlled oscillator
    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • H03L7/0895—Details of the current generators
    • H03L7/0898—Details of the current generators the source or sink current values being variable
    • 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
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/197—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
    • H03L7/1974—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division
    • H03L7/1976—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division using a phase accumulator for controlling the counter or frequency divider
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2017—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes are non-linear, e.g. generalized and Gaussian minimum shift keying, tamed frequency modulation

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
CNB00814432XA 1999-09-22 2000-09-21 发射机电路装置及在锁相环路中产生调制的rf输出信号的方法 Expired - Fee Related CN1190931C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9922469.3 1999-09-22
GB9922469A GB2354649A (en) 1999-09-22 1999-09-22 Method and apparatus for generating a modulated radio frequency output signal

Publications (2)

Publication Number Publication Date
CN1387717A CN1387717A (zh) 2002-12-25
CN1190931C true CN1190931C (zh) 2005-02-23

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CNB00814432XA Expired - Fee Related CN1190931C (zh) 1999-09-22 2000-09-21 发射机电路装置及在锁相环路中产生调制的rf输出信号的方法

Country Status (7)

Country Link
US (1) US7120396B2 (enExample)
JP (1) JP4808882B2 (enExample)
CN (1) CN1190931C (enExample)
AU (1) AU7302900A (enExample)
DE (1) DE10085085T1 (enExample)
GB (2) GB2354649A (enExample)
WO (1) WO2001022674A1 (enExample)

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US9227363B2 (en) 2009-02-06 2016-01-05 Nike, Inc. Thermoplastic non-woven textile elements

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Also Published As

Publication number Publication date
GB2354649A (en) 2001-03-28
JP2003510899A (ja) 2003-03-18
GB2371930A (en) 2002-08-07
GB2371930B (en) 2004-02-25
US20040196924A1 (en) 2004-10-07
DE10085085T1 (de) 2003-04-03
GB9922469D0 (en) 1999-11-24
US7120396B2 (en) 2006-10-10
JP4808882B2 (ja) 2011-11-02
CN1387717A (zh) 2002-12-25
WO2001022674A1 (en) 2001-03-29
GB0209129D0 (en) 2002-05-29
AU7302900A (en) 2001-04-24

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