EE200000134A - Järelfiltreeritud *E faasilukustusahelaga modulaatori juhtimiseks - Google Patents

Järelfiltreeritud *E faasilukustusahelaga modulaatori juhtimiseks

Info

Publication number
EE200000134A
EE200000134A EEP200000134A EEP200000134A EE200000134A EE 200000134 A EE200000134 A EE 200000134A EE P200000134 A EEP200000134 A EE P200000134A EE P200000134 A EEP200000134 A EE P200000134A EE 200000134 A EE200000134 A EE 200000134A
Authority
EE
Estonia
Prior art keywords
modulator
filtered
post
controlling
phase lock
Prior art date
Application number
EEP200000134A
Other languages
English (en)
Estonian (et)
Inventor
Wilkinson Dent Paul
Berthold Gustafsson Kjell
Bengt Eriksson H�kan
Original Assignee
Telefonaktiebolaget Lm Ericsson (Publ)
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 Telefonaktiebolaget Lm Ericsson (Publ) filed Critical Telefonaktiebolaget Lm Ericsson (Publ)
Publication of EE200000134A publication Critical patent/EE200000134A/xx

Links

Classifications

    • 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
    • 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
    • H03C3/0916—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop
    • H03C3/0925—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop applying frequency modulation at the divider in the feedback loop
    • 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
    • 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

Landscapes

  • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
EEP200000134A 1997-09-16 1998-09-11 Järelfiltreeritud *E faasilukustusahelaga modulaatori juhtimiseks EE200000134A (et)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/931,430 US6047029A (en) 1997-09-16 1997-09-16 Post-filtered delta sigma for controlling a phase locked loop modulator
PCT/SE1998/001623 WO1999014859A1 (en) 1997-09-16 1998-09-11 A post-filtered δς for controlling a phase locked loop m odulator

Publications (1)

Publication Number Publication Date
EE200000134A true EE200000134A (et) 2001-02-15

Family

ID=25460777

Family Applications (1)

Application Number Title Priority Date Filing Date
EEP200000134A EE200000134A (et) 1997-09-16 1998-09-11 Järelfiltreeritud *E faasilukustusahelaga modulaatori juhtimiseks

Country Status (10)

Country Link
US (1) US6047029A (zh)
EP (1) EP1048110B1 (zh)
JP (1) JP4246380B2 (zh)
KR (1) KR100532899B1 (zh)
CN (1) CN1278970A (zh)
AU (1) AU746796B2 (zh)
BR (1) BR9812224A (zh)
EE (1) EE200000134A (zh)
MY (1) MY116771A (zh)
WO (1) WO1999014859A1 (zh)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ338097A (en) * 1999-09-29 2001-05-25 Tait Electronics Ltd Digitally controlled envelope elimination and restoration phase lock loop radio frequency amplifier
GB9918732D0 (en) * 1999-08-10 1999-10-13 Koninkl Philips Electronics Nv Fractional - N frequency synthesiser
WO2001024415A1 (en) 1999-09-27 2001-04-05 Parthus Technologies Plc Method and apparatus for offset cancellation in a wireless receiver
CA2294404C (en) * 2000-01-07 2004-11-02 Tadeuse A. Kwasniewski Delta-sigma modulator for fractional-n frequency synthesis
FR2809890B1 (fr) * 2000-05-31 2002-08-16 Matra Nortel Communications Synthetiseur a modulation numerique
AU2002218798A1 (en) 2000-07-10 2002-01-21 Silicon Laboratories, Inc. Digital phase detector circuit and method therefor
DE60125299T2 (de) * 2000-09-29 2007-10-04 Koninklijke Philips Electronics N.V. Frequenzsynthesizer und Verfahren zur Frequenzsynthese mit geringem Rauschen
KR100346839B1 (ko) * 2000-10-10 2002-08-03 삼성전자 주식회사 시그마-델타 변조기를 이용한 분수-ｎ 주파수 합성 장치및 그 방법
EP1235403B1 (en) * 2001-02-22 2012-12-05 Panasonic Corporation Combined frequency and amplitude modulation
US7003049B2 (en) * 2001-06-12 2006-02-21 Rf Micro Devices, Inc. Fractional-N digital modulation with analog IQ interface
EP1493231A2 (en) * 2001-08-29 2005-01-05 Koninklijke Philips Electronics N.V. Improved frequency divider with reduced jitter and transmitter based thereon
US6710951B1 (en) 2001-10-31 2004-03-23 Western Digital Technologies, Inc. Phase locked loop employing a fractional frequency synthesizer as a variable oscillator
US7095819B2 (en) * 2001-12-26 2006-08-22 Texas Instruments Incorporated Direct modulation architecture for amplitude and phase modulated signals in multi-mode signal transmission
US7545865B2 (en) * 2002-12-03 2009-06-09 M/A-Com, Inc. Apparatus, methods and articles of manufacture for wideband signal processing
EP1550280A1 (en) * 2002-10-08 2005-07-06 M/A-Com, Inc. Apparatus, methods and articles of manufacture for pre-emphasis filtering of a modulated signal
CN100362743C (zh) * 2002-10-25 2008-01-16 Gct半导体公司 用于抑制锁相环电路中的噪声的系统和方法
KR100498463B1 (ko) * 2002-11-22 2005-07-01 삼성전자주식회사 프랙셔널-ｎ 주파수 합성기 및 이를 구성하는 시그마-델타변조기
JP4629310B2 (ja) * 2003-01-29 2011-02-09 ルネサスエレクトロニクス株式会社 位相同期回路
US7352249B2 (en) * 2003-10-03 2008-04-01 Analog Devices, Inc. Phase-locked loop bandwidth calibration circuit and method thereof
US7912145B2 (en) * 2003-12-15 2011-03-22 Marvell World Trade Ltd. Filter for a modulator and methods thereof
JP4625030B2 (ja) * 2004-01-21 2011-02-02 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 通信システム
US7706495B2 (en) 2004-03-12 2010-04-27 Panasonic Corporation Two-point frequency modulation apparatus
DE102004025711B4 (de) * 2004-05-26 2008-12-11 Schreiner Group Gmbh & Co. Kg Etikett mit Anfasslasche und Verfahren zur Herstellung desselben
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
JP4214098B2 (ja) 2004-09-09 2009-01-28 株式会社ルネサステクノロジ シグマデルタ送信回路及びそれを用いた送受信機
US7741918B1 (en) 2005-06-30 2010-06-22 Cypress Semiconductor Corporation System and method for an enhanced noise shaping for spread spectrum modulation
US7912109B1 (en) 2005-06-30 2011-03-22 Cypress Semiconductor Corporation Spread spectrum frequency synthesizer with first order accumulation for frequency profile generation
US7701297B1 (en) 2005-06-30 2010-04-20 Cypress Semiconductor Corporation Spread spectrum frequency synthesizer with improved frequency shape by adjusting the length of a standard curve used for spread spectrum modulation
US7813411B1 (en) 2005-06-30 2010-10-12 Cypress Semiconductor Corporation Spread spectrum frequency synthesizer with high order accumulation for frequency profile generation
US7405629B2 (en) 2005-06-30 2008-07-29 Cypress Semiconductor Corp. Frequency modulator, circuit, and method that uses multiple vector accumulation to achieve fractional-N frequency synthesis
US7482885B2 (en) * 2005-12-29 2009-01-27 Orca Systems, Inc. Method of frequency synthesis for fast switching
US7519349B2 (en) * 2006-02-17 2009-04-14 Orca Systems, Inc. Transceiver development in VHF/UHF/GSM/GPS/bluetooth/cordless telephones
US7714666B2 (en) * 2006-06-15 2010-05-11 Mediatek Inc. Phase locked loop frequency synthesizer and method for modulating the same
US7535311B2 (en) * 2006-11-30 2009-05-19 Infineon Technologies Ag Direct wideband modulation of a frequency synthesizer
KR100919836B1 (ko) * 2007-11-16 2009-10-01 한국과학기술원 양자화 잡음을 감소시킨 올 디지털 피엘엘 및 이를 이용한양자화 잡음이 감소된 발진 신호 발생 방법
US8085097B2 (en) * 2008-05-06 2011-12-27 Hittite Microwave Corporation Integrated ramp, sweep fractional frequency synthesizer on an integrated circuit chip
DE102011053121B4 (de) * 2011-08-30 2016-02-04 Imst Gmbh Erweiterte Delta-Sigma-Tau-Modulatorschaltung für eine Fraktional-N-PLL-Frequenzsynthesizer-Schaltung
US9641113B2 (en) 2014-02-28 2017-05-02 General Electric Company System and method for controlling a power generation system based on PLL errors
CN104330789B (zh) * 2014-11-04 2017-10-31 成都锐新科技有限公司 一种宽范围微波雷达测距装置
CN105072069B (zh) * 2015-08-07 2018-07-31 株洲南车时代电气股份有限公司 一种fsk调制电路
US10050634B1 (en) * 2017-02-10 2018-08-14 Apple Inc. Quantization noise cancellation for fractional-N phased-locked loop
CN108736894B (zh) * 2017-04-18 2021-08-06 博通集成电路（上海）股份有限公司 分数n频率合成器及其方法
US10291386B2 (en) 2017-09-29 2019-05-14 Cavium, Llc Serializer/deserializer (SerDes) lanes with lane-by-lane datarate independence
JP2022104345A (ja) * 2020-12-28 2022-07-08 セイコーエプソン株式会社 振動整流誤差補正装置、センサーモジュール及び振動整流誤差補正方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2026268B (en) * 1978-07-22 1982-07-28 Racal Communcations Equipment Frequency synthesizers
GB2140232B (en) * 1983-05-17 1986-10-29 Marconi Instruments Ltd Frequency synthesisers
WO1986005045A1 (en) * 1985-02-21 1986-08-28 Plessey Overseas Limited Improvement in or relating to synthesisers
WO1986005046A1 (en) * 1985-02-21 1986-08-28 Plessey Overseas Limited Improvement in or relating to synthesisers
GB8907316D0 (en) * 1989-03-31 1989-09-13 Plessey Co Plc Fractional'n'synthesisers
US4965531A (en) * 1989-11-22 1990-10-23 Carleton University Frequency synthesizers having dividing ratio controlled by sigma-delta modulator
GB2238434B (en) * 1989-11-22 1994-03-16 Stc Plc Frequency synthesiser
US5038117A (en) * 1990-01-23 1991-08-06 Hewlett-Packard Company Multiple-modulator fractional-N divider
CA2019297A1 (en) * 1990-01-23 1991-07-23 Brian M. Miller Multiple-modulator fractional-n divider
US5055802A (en) * 1990-04-30 1991-10-08 Motorola, Inc. Multiaccumulator sigma-delta fractional-n synthesis
US5093632A (en) * 1990-08-31 1992-03-03 Motorola, Inc. Latched accumulator fractional n synthesis with residual error reduction
DE69118372T2 (de) * 1991-07-17 1996-11-14 Ibm Dezimationsfilter für Sigma Delta Konverter und Datenendeinrichtung mit einem solchen Filter
DE69114129T2 (de) * 1991-07-17 1996-06-13 Ibm Dezimationsfilter für Sigma-Delta Konverter und Datenendeinrichtung mit einem solchen Filter.
IT1252241B (it) * 1991-12-10 1995-06-05 Alcatel Italia Metodo e sistema per la riduzione del jitter di una struttura a pll (phase loked loop) caratterizzato da un rapporto razionale tra le le frequenze d`ingresso e di uscita.
JPH09502847A (ja) * 1993-09-13 1997-03-18 アナログ・ディバイセス・インコーポレーテッド 不均等サンプル率を用いるアナログ／ディジタル変換

Also Published As

Publication number Publication date
EP1048110B1 (en) 2003-11-26
EP1048110A1 (en) 2000-11-02
BR9812224A (pt) 2000-07-18
KR20010024037A (ko) 2001-03-26
KR100532899B1 (ko) 2005-12-05
AU746796B2 (en) 2002-05-02
CN1278970A (zh) 2001-01-03
US6047029A (en) 2000-04-04
JP2001517013A (ja) 2001-10-02
WO1999014859A1 (en) 1999-03-25
JP4246380B2 (ja) 2009-04-02
AU9101898A (en) 1999-04-05
MY116771A (en) 2004-03-31

Similar Documents

Publication Publication Date Title
EE200000134A (et) Järelfiltreeritud *E faasilukustusahelaga modulaatori juhtimiseks
DE69828239D1 (de) Selbstkalibrierender Phasenregelkreis
ATE467949T1 (de) Phasenregelkreisschaltung
DE69835976D1 (de) Polarisationsunabhängiger optischer Phasenmodulator
GB9721384D0 (en) Phase locked loop
NO992702D0 (no) Modulasjonskompensert blokkeringskrets
DE69829014D1 (de) Phasenregelschleife
DE69737801D1 (de) Phasenregelkreisschaltung
DE69625328T2 (de) Phasenregelschaltung
DE69928520D1 (de) Phasenregelschleife
FR2786887B1 (fr) Modulateur de phase a semi-conducteur
DE60023833D1 (de) Phasenregelkreisschaltung mit einer ladungspumpe
IT1295950B1 (it) Circuito ad aggancio di fase.
DE59702398D1 (de) Phasenregelkreis mit Technologiekompensation
DE69512121T2 (de) Phasenregelkreisschaltung
DE59811177D1 (de) Mikrowellen-Bauelement
FR2770704B1 (fr) Circuit verrouille en phase
GB9718100D0 (en) Phase modulated local oscillator
GB2330258B (en) Phase locked loop circuit
DE69817897D1 (de) Phasenregelkreis
DE69814822D1 (de) Zeitdiskreter phasenregelkreis
DE29705508U1 (de) Hebelverschluß
DE69721450D1 (de) Phasenregelkreisschaltung
DE69934281D1 (de) Phasenregelkreis mit wählbarer Antwort
DE69801211T2 (de) Elektronische phasenumtastung-modulatorschaltung mit verteilter struktur