SE9502329L - N-fraktionell frekvenssyntes med residualfelsrättning och förfarande därav - Google Patents

N-fraktionell frekvenssyntes med residualfelsrättning och förfarande därav

Info

Publication number
SE9502329L
SE9502329L SE9502329A SE9502329A SE9502329L SE 9502329 L SE9502329 L SE 9502329L SE 9502329 A SE9502329 A SE 9502329A SE 9502329 A SE9502329 A SE 9502329A SE 9502329 L SE9502329 L SE 9502329L
Authority
SE
Sweden
Prior art keywords
output
phase comparator
division
digital divider
error correction
Prior art date
Application number
SE9502329A
Other languages
Unknown language ( )
English (en)
Other versions
SE516301C2 (sv
SE9502329D0 (sv
Inventor
Alexander W Hietala
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of SE9502329D0 publication Critical patent/SE9502329D0/sv
Publication of SE9502329L publication Critical patent/SE9502329L/sv
Publication of SE516301C2 publication Critical patent/SE516301C2/sv

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
    • H03B1/00—Details
    • H03B1/04—Reducing undesired oscillations, e.g. harmonics
    • 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
SE9502329A 1993-10-29 1995-06-28 N-fraktionell frekvenssyntes med restfelsrättning SE516301C2 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/146,257 US5495206A (en) 1993-10-29 1993-10-29 Fractional N frequency synthesis with residual error correction and method thereof
PCT/US1994/010446 WO1995012243A1 (en) 1993-10-29 1994-09-16 Fractional-n frequency synthesis with residual error correction

Publications (3)

Publication Number Publication Date
SE9502329D0 SE9502329D0 (sv) 1995-06-28
SE9502329L true SE9502329L (sv) 1995-08-29
SE516301C2 SE516301C2 (sv) 2001-12-17

Family

ID=22516544

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9502329A SE516301C2 (sv) 1993-10-29 1995-06-28 N-fraktionell frekvenssyntes med restfelsrättning

Country Status (15)

Country Link
US (1) US5495206A (sv)
JP (1) JP3089485B2 (sv)
KR (1) KR0153180B1 (sv)
CN (1) CN1052353C (sv)
AU (1) AU7874194A (sv)
BR (1) BR9405979A (sv)
CA (1) CA2150549C (sv)
DE (2) DE4498263C2 (sv)
FR (1) FR2715012B1 (sv)
GB (1) GB2289173B (sv)
RU (1) RU2134930C1 (sv)
SE (1) SE516301C2 (sv)
SG (1) SG46701A1 (sv)
WO (1) WO1995012243A1 (sv)
ZA (1) ZA947835B (sv)

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JPH09312567A (ja) * 1996-05-20 1997-12-02 Sony Corp Ｐｌｌ周波数シンセサイザの制御回路
US6249155B1 (en) 1997-01-21 2001-06-19 The Connor Winfield Corporation Frequency correction circuit for a periodic source such as a crystal oscillator
JP3923150B2 (ja) * 1997-10-16 2007-05-30 日本テキサス・インスツルメンツ株式会社 周波数シンセサイザ
US6141394A (en) * 1997-12-22 2000-10-31 Philips Electronics North America Corporation Fractional-N frequency synthesizer with jitter compensation
EP0940922B1 (en) * 1998-03-03 2002-12-04 Motorola Semiconducteurs S.A. Frequency synthesiser
CA2233831A1 (en) 1998-03-31 1999-09-30 Tom Riley Digital-sigma fractional-n synthesizer
DE19840241C1 (de) * 1998-09-03 2000-03-23 Siemens Ag Digitaler PLL (Phase Locked Loop)-Frequenzsynthesizer
US6442381B1 (en) * 1998-10-30 2002-08-27 Echelon Corporation Method and apparatus for defining and generating local oscillator signals for down converter
US6327319B1 (en) * 1998-11-06 2001-12-04 Motorola, Inc. Phase detector with frequency steering
US6624761B2 (en) * 1998-12-11 2003-09-23 Realtime Data, Llc Content independent data compression method and system
US6130561A (en) * 1998-12-28 2000-10-10 Philips Electronics North America Corporation Method and apparatus for performing fractional division charge compensation in a frequency synthesizer
US6157232A (en) * 1999-03-18 2000-12-05 Nec Corporation Local clock generator
US6434707B1 (en) 1999-06-07 2002-08-13 Motorola, Inc. Low phase jitter clock signal generation circuit
US6366174B1 (en) 2000-02-21 2002-04-02 Lexmark International, Inc. Method and apparatus for providing a clock generation circuit for digitally controlled frequency or spread spectrum clocking
US6747987B1 (en) 2000-02-29 2004-06-08 Motorola, Inc. Transmit modulation circuit and method of operating a transmitter
US6564039B1 (en) 2000-02-29 2003-05-13 Motorola, Inc. Frequency generation circuit and method of operating a tranceiver
FR2807587B1 (fr) * 2000-04-11 2002-06-28 Thomson Csf Synthetiseur fractionnaire comportant une compensation de la gigue de phase
US6785527B2 (en) 2001-04-02 2004-08-31 Tektronix, Inc. Conversion spur avoidance in a multi-conversion radio frequency receiver
US6693468B2 (en) 2001-06-12 2004-02-17 Rf Micro Devices, Inc. Fractional-N synthesizer with improved noise performance
US7003049B2 (en) * 2001-06-12 2006-02-21 Rf Micro Devices, Inc. Fractional-N digital modulation with analog IQ interface
US6779010B2 (en) 2001-06-12 2004-08-17 Rf Micro Devices, Inc. Accumulator with programmable full-scale range
US6385276B1 (en) 2001-06-12 2002-05-07 Rf Micro Devices, Inc. Dual-modulus prescaler
US6448831B1 (en) 2001-06-12 2002-09-10 Rf Micro Devices, Inc. True single-phase flip-flop
US6658043B2 (en) * 2001-10-26 2003-12-02 Lexmark International, Inc. Method and apparatus for providing multiple spread spectrum clock generator circuits with overlapping output frequencies
US6600378B1 (en) 2002-01-18 2003-07-29 Nokia Corporation Fractional-N frequency synthesizer with sine wave generator
GB2403085B (en) * 2002-03-28 2005-09-07 Kaben Res Inc Phase error cancellation circuit and method for fractional frequency dividers and circuits incorporating same
US7158603B2 (en) * 2002-12-26 2007-01-02 Freescale Semiconductor, Inc. Method and apparatus for compensating deviation variances in a 2-level FSK FM transmitter
EP1458101B1 (en) * 2003-03-14 2005-11-30 STMicroelectronics S.r.l. A fractional-type phase-locked loop circuit
US7324795B2 (en) * 2003-09-23 2008-01-29 Nokia Corporation Method of controlling phase locked loop in mobile station, and mobile station
DE602004007095T2 (de) * 2004-01-30 2007-10-11 Freescale Semiconductor, Inc., Austin Doppelzugriffsmodulator mit einem Frequenzsynthetisierer
KR100666479B1 (ko) 2004-08-30 2007-01-09 삼성전자주식회사 시그마 델타 변조기를 공유하는 수신 및 송신 채널 분수분주 위상 고정 루프를 포함한 주파수 합성기 및 그 동작방법
US7512205B1 (en) * 2005-03-01 2009-03-31 Network Equipment Technologies, Inc. Baud rate generation using phase lock loops
KR100801034B1 (ko) * 2006-02-07 2008-02-04 삼성전자주식회사 지연된 클럭 신호들을 이용하여 시그마-델타 변조시노이즈을 줄이는 방법과 이를 이용한 프랙셔널 분주 방식의위상고정루프
WO2007109743A2 (en) * 2006-03-21 2007-09-27 Multigig Inc. Frequency divider
JP5086479B2 (ja) * 2010-08-06 2012-11-28 パナソニック株式会社 発振器
WO2014013289A1 (en) * 2012-07-20 2014-01-23 Freescale Semiconductor, Inc. Calibration arrangement for frequency synthesizers
RU2504891C1 (ru) * 2012-11-27 2014-01-20 Закрытое акционерное общество "Научно-производственный центр "Алмаз-Фазотрон" Способ генерации выходной частоты цифрового синтезатора прямого синтеза
RU2623892C1 (ru) * 2016-03-09 2017-06-29 Федеральное государственное казенное военное образовательное учреждение высшего образования "Военно-космическая академия имени А.Ф. Можайского" Министерства обороны Российской Федерации Способ передачи фазы опорного генератора по фидеру произвольной длины

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Also Published As

Publication number Publication date
SE516301C2 (sv) 2001-12-17
FR2715012B1 (fr) 1998-06-12
CN1116017A (zh) 1996-01-31
CA2150549A1 (en) 1995-05-04
WO1995012243A1 (en) 1995-05-04
SG46701A1 (en) 1998-02-20
KR960700556A (ko) 1996-01-20
CA2150549C (en) 1999-04-06
DE4498263T1 (de) 1996-01-11
FR2715012A1 (fr) 1995-07-13
GB9511969D0 (en) 1995-09-06
GB2289173B (en) 1998-12-16
AU7874194A (en) 1995-05-22
RU2134930C1 (ru) 1999-08-20
GB2289173A (en) 1995-11-08
ZA947835B (en) 1995-05-18
US5495206A (en) 1996-02-27
KR0153180B1 (ko) 1998-12-15
DE4498263C2 (de) 2003-02-20
JPH08505993A (ja) 1996-06-25
BR9405979A (pt) 1996-01-09
SE9502329D0 (sv) 1995-06-28
JP3089485B2 (ja) 2000-09-18
CN1052353C (zh) 2000-05-10

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