[go: up one dir, main page]

DE69811084D1 - Systeme und verfahren zur automatischen frequenzhubeinstellung und -steuerung in rundfunksendern - Google Patents

Systeme und verfahren zur automatischen frequenzhubeinstellung und -steuerung in rundfunksendern

Info

Publication number
DE69811084D1
DE69811084D1 DE69811084T DE69811084T DE69811084D1 DE 69811084 D1 DE69811084 D1 DE 69811084D1 DE 69811084 T DE69811084 T DE 69811084T DE 69811084 T DE69811084 T DE 69811084T DE 69811084 D1 DE69811084 D1 DE 69811084D1
Authority
DE
Germany
Prior art keywords
broadcasters
systems
methods
control
automatic frequency
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
DE69811084T
Other languages
English (en)
Other versions
DE69811084T2 (de
Inventor
Paul Wilkinson Dent
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.)
Ericsson Inc
Original Assignee
Ericsson 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 Ericsson Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of DE69811084D1 publication Critical patent/DE69811084D1/de
Publication of DE69811084T2 publication Critical patent/DE69811084T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H03C3/0966—Modifications of modulator for regulating the mean frequency using a phase locked loop modulating the reference clock
    • 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
    • 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
    • H03C3/0941—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation at more than one point in the 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
    • H03L7/16—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
    • H03L7/183—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 fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/187—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 fixed numbers or the frequency divider dividing by a fixed number using means for coarse tuning the voltage controlled oscillator of the loop
    • H03L7/189—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 fixed numbers or the frequency divider dividing by a fixed number using means for coarse tuning the voltage controlled oscillator of the loop comprising a D/A converter for generating a coarse tuning voltage
    • 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
DE69811084T 1997-07-31 1998-07-29 Systeme und verfahren zur automatischen frequenzhubeinstellung und -steuerung in rundfunksendern Expired - Lifetime DE69811084T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/904,131 US5983077A (en) 1997-07-31 1997-07-31 Systems and methods for automatic deviation setting and control in radio transmitters
PCT/US1998/015665 WO1999007065A1 (en) 1997-07-31 1998-07-29 Systems and methods for automatic deviation setting and control in radio transmitters

Publications (2)

Publication Number Publication Date
DE69811084D1 true DE69811084D1 (de) 2003-03-06
DE69811084T2 DE69811084T2 (de) 2003-07-17

Family

ID=25418618

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69811084T Expired - Lifetime DE69811084T2 (de) 1997-07-31 1998-07-29 Systeme und verfahren zur automatischen frequenzhubeinstellung und -steuerung in rundfunksendern

Country Status (9)

Country Link
US (1) US5983077A (de)
EP (1) EP1000461B1 (de)
JP (1) JP2001512912A (de)
CN (1) CN1265785A (de)
AU (1) AU8599098A (de)
BR (1) BR9810828A (de)
CA (1) CA2296309A1 (de)
DE (1) DE69811084T2 (de)
WO (1) WO1999007065A1 (de)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6292522B1 (en) * 1997-11-13 2001-09-18 Lsi Logic Corporation Frequency decoder databank for phase-locked loop
DE69826835T2 (de) * 1998-05-29 2006-02-23 Motorola Semiconducteurs S.A. Frequenzsynthetisierer
DE19854167C2 (de) * 1998-11-24 2000-09-28 Siemens Ag Frequenzstabilisierte Sende-/Empfangsschaltung
US6418174B1 (en) * 1999-02-19 2002-07-09 Rf Micro Devices, Inc. Frequency shift key modulator
US6163276A (en) * 1999-05-17 2000-12-19 Cellnet Data Systems, Inc. System for remote data collection
DE19929167A1 (de) * 1999-06-25 2000-12-28 Siemens Ag Modulator und Verfahren zur Phasen- oder Frequenzmodulation mit einer PLL-Schaltung
US6526113B1 (en) 1999-08-11 2003-02-25 Broadcom Corporation GM cell based control loops
US6993106B1 (en) 1999-08-11 2006-01-31 Broadcom Corporation Fast acquisition phase locked loop using a current DAC
US6389092B1 (en) * 1999-08-11 2002-05-14 Newport Communications, Inc. Stable phase locked loop having separated pole
CA2281522C (en) * 1999-09-10 2004-12-07 Philsar Electronics Inc. Delta-sigma based two-point angle modulation scheme
US6229400B1 (en) * 1999-10-22 2001-05-08 Motorola Inc. Method and apparatus for a calibrated frequency modulation phase locked loop
JP3360667B2 (ja) * 1999-12-01 2002-12-24 日本電気株式会社 位相同期ループの同期方法、位相同期ループ及び該位相同期ループを備えた半導体装置
US7519333B2 (en) * 2000-07-03 2009-04-14 Texas Instruments Incorporated Radio architecture for use with frequency division duplexed systems
ATE289458T1 (de) 2000-08-04 2005-03-15 Freescale Semiconductor Inc Frequenzmodulator unter verwendung eines digitalen filters zur wellenformung beim basisband
KR100396880B1 (ko) * 2000-08-28 2003-09-02 삼성전자주식회사 가변 반송 주파수를 가지는 저잡음 주파수 변조기
DE10104775A1 (de) * 2001-02-02 2002-08-29 Infineon Technologies Ag Abgleichverfahren für einen Transceiver mit Zwei-Punkt-Modulation
DE10108636A1 (de) * 2001-02-22 2002-09-19 Infineon Technologies Ag Abgleichverfahren und Abgleicheinrichtung für PLL-Schaltung zur Zwei-Punkt-Modulation
DE10127612A1 (de) 2001-06-07 2003-01-02 Infineon Technologies Ag Zwei-Punkt-Modulator mit PLL-Schaltung und vereinfachter digitaler Vorfilterung
DE10147963A1 (de) * 2001-09-28 2003-04-30 Infineon Technologies Ag Abgleichverfahren für eine nach dem Zwei-Punkt-Prinzip arbeitende PLL-Schaltung und PLL-Schaltung mit einer Abgleichvorrichtung
US6674331B2 (en) * 2001-11-09 2004-01-06 Agere Systems, Inc. Method and apparatus for simplified tuning of a two-point modulated PLL
GB2383205B (en) * 2001-12-14 2005-02-16 Ifr Ltd Low noise synthesiser
DE10207544A1 (de) * 2002-02-22 2003-09-18 Infineon Technologies Ag Verfahren zum Abgleichen eines Zwei-Punkt-Modulators und Zwei-Punkt-Modulator mit einer Abgleichvorrichtung
DE10213525A1 (de) * 2002-03-26 2003-10-23 Infineon Technologies Ag Zweipunkt-Modulatoranordnung
US6724265B2 (en) * 2002-06-14 2004-04-20 Rf Micro Devices, Inc. Compensation for oscillator tuning gain variations in frequency synthesizers
GB0218166D0 (en) * 2002-08-06 2002-09-11 Mbda Uk Ltd Waveform lineariser
US6909331B2 (en) * 2002-08-28 2005-06-21 Qualcomm Incorporated Phase locked loop having a forward gain adaptation module
GB2394372B (en) * 2002-10-19 2004-08-25 Motorola Inc Frequency generation in a wireless communication unit
DE10250893B4 (de) * 2002-10-31 2008-04-03 Advanced Micro Devices, Inc., Sunnyvale Verfahren und Vorrichtung zum Bestimmen der Abmessung eines Strukturelements durch Variieren eines die Auflösung bestimmenden Parameters
US7307480B2 (en) * 2002-10-31 2007-12-11 Qualcomm Incorporated Low latency frequency switching
US6834183B2 (en) * 2002-11-04 2004-12-21 Motorola, Inc. VCO gain tracking for modulation gain setting calibration
DE10255863B4 (de) * 2002-11-29 2008-07-31 Infineon Technologies Ag Phasenregelschleife
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
NZ524537A (en) * 2003-03-04 2005-08-26 Tait Electronics Ltd Improvements relating to frequency and/or phase lock loops
JP2004289703A (ja) * 2003-03-25 2004-10-14 Renesas Technology Corp 通信用半導体集積回路
DE10313884A1 (de) * 2003-03-27 2004-12-09 Frauenhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. (FHG) Frequenzgenerator mit einer Phasenregelschleife
DE10320177B3 (de) * 2003-05-06 2004-06-17 Siemens Ag HF-Schaltungsanordnung zur Modulation eines HF-Trägersignals
US7123666B2 (en) * 2003-05-09 2006-10-17 Texas Instruments Incorporated Gaussian minimum shift key transmitter with feedforward phase compensation
DE10330822A1 (de) * 2003-07-08 2005-02-10 Infineon Technologies Ag Zwei-Punkt-Modulator-Anordnung sowie deren Verwendung in einer Sende- und in einer Empfangsanordnung
JP3934585B2 (ja) * 2003-08-22 2007-06-20 松下電器産業株式会社 広帯域変調ｐｌｌ、広帯域変調ｐｌｌのタイミング誤差補正システム、変調タイミング誤差補正方法および広帯域変調ｐｌｌを備えた無線通信装置の調整方法
US7352249B2 (en) * 2003-10-03 2008-04-01 Analog Devices, Inc. Phase-locked loop bandwidth calibration circuit and method thereof
US7158767B2 (en) * 2003-10-24 2007-01-02 Cts Corporation Tuneable frequency translator
US7706495B2 (en) * 2004-03-12 2010-04-27 Panasonic Corporation Two-point frequency modulation apparatus
JP4410128B2 (ja) * 2004-03-12 2010-02-03 パナソニック株式会社 周波数変調装置及びポーラ変調送信装置
DE102004030841A1 (de) * 2004-06-25 2006-01-26 Siemens Ag Verringerung der Einschwingzeit und Kompensation von Phasenfeldern von auf Phasenregelkreisen basierenden Frequenzsynthesizern
ATE436119T1 (de) * 2004-11-18 2009-07-15 Research In Motion Ltd Verfahren und vorrichtung zur präzisen abstimmung in offener schleife der referenzfrequenz innerhalb einer drahtlosen einrichtung
IL176231A (en) * 2005-06-14 2010-12-30 Given Imaging Ltd Modulator and method for producing a modulated signal
JP2007088657A (ja) * 2005-09-21 2007-04-05 Neuro Solution Corp Ｆｍトランスミッタ
CN101292419B (zh) * 2005-10-21 2011-06-22 松下电器产业株式会社 Fm调制器
US7636386B2 (en) * 2005-11-15 2009-12-22 Panasonic Corporation Method of continuously calibrating the gain for a multi-path angle modulator
DE102006017973B4 (de) * 2006-04-13 2014-05-28 Atmel Corp. Direkt modulierender Frequenzmodulator
US7869541B2 (en) * 2006-11-17 2011-01-11 Broadcom Corporation Method and system for direct and polar modulation using a two input PLL
US8193866B2 (en) * 2007-10-16 2012-06-05 Mediatek Inc. All-digital phase-locked loop
US7760042B2 (en) * 2008-06-26 2010-07-20 Infineon Technologies Ag Phase locked loop based frequency modulator with accurate oscillator gain adjustment
US8358178B2 (en) * 2009-12-17 2013-01-22 Electronics And Telecommunications Research Institute Phase modulation apparatus and method
US20140106681A1 (en) * 2012-10-12 2014-04-17 Qualcomm Incorporated Ku ADAPTATION FOR PHASE-LOCKED LOOP WITH TWO-POINT MODULATION
CN102970034B (zh) * 2012-12-05 2014-11-05 天津光电通信技术有限公司 一种用于短波接收机射频模块的高精度本振输出方法
US9020089B2 (en) * 2013-07-12 2015-04-28 Infineon Technologies Ag Phase-locked loop (PLL)-based frequency synthesizer
CN104300914B (zh) * 2013-12-27 2017-11-03 陕西烽火电子股份有限公司 一种基于dds和dsp的射频数字化调制方法
EP3497788B1 (de) * 2016-08-09 2023-10-04 Telefonaktiebolaget LM Ericsson (PUBL) Frequenzsynthesizer
CN112929101B (zh) * 2021-01-26 2022-07-01 湖南国科锐承电子科技有限公司 一种应用于发射机的自动测试系统及方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE793483A (fr) * 1972-12-29 1973-06-29 Int Standard Electric Corp Emetteur a boucle calee en phase.
NL179435C (nl) * 1977-10-26 1986-09-01 Philips Nv Ontvanger met een frequentiesynthese-schakeling.
DE2854128C3 (de) * 1978-12-15 1982-02-18 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Empfängerschaltung mit Verbesserung des Signal-Rauschabstandes
GB2086159A (en) * 1980-10-22 1982-05-06 Philips Electronic Associated Automatic frequency control system
US4494090A (en) * 1981-04-06 1985-01-15 Motorola, Inc. Frequency modulation system for a frequency synthesizer
GB2140234B (en) * 1983-05-17 1986-07-23 Marconi Instruments Ltd Signal generators
US4581749A (en) * 1984-07-02 1986-04-08 Motorola, Inc. Data frequency modulator with deviation control
US4727591A (en) * 1986-09-04 1988-02-23 Arvin Industries, Inc. Microprocessor controlled tuning system
US4810977A (en) * 1987-12-22 1989-03-07 Hewlett-Packard Company Frequency modulation in phase-locked loops
US4969210A (en) * 1988-02-10 1990-11-06 Motorola, Inc. Two-way radio having a PLL
GB2228489B (en) * 1988-08-25 1992-06-10 Albright & Wilson Surface treatment
CA1325251C (en) * 1988-09-02 1993-12-14 Shigeki Saito Frequency synthesizer
US4994768A (en) * 1989-03-27 1991-02-19 Motorola, Inc. Frequency synthesizer with FM modulation
GB2237157A (en) * 1989-10-20 1991-04-24 Marconi Instruments Ltd Control of frequency modulators
BR9302276A (pt) * 1992-06-10 1994-01-11 Motorola Inc Transmissor e processo para transmitir sinais de niveis de desvio variaveis
US5408695A (en) * 1992-12-31 1995-04-18 Coded Communications Corporation Intelligent automatic deviation compensation for wireless modems
JPH06224642A (ja) * 1993-01-28 1994-08-12 Sanyo Electric Co Ltd Ｆｍ変調器の周波数調整回路
US5473640A (en) * 1994-01-21 1995-12-05 At&T Corp. Phase-lock loop initialized by a calibrated oscillator-control value
US5483203A (en) * 1994-11-01 1996-01-09 Motorola, Inc. Frequency synthesizer having modulation deviation correction via presteering stimulus
US5517491A (en) * 1995-05-03 1996-05-14 Motorola, Inc. Method and apparatus for controlling frequency deviation of a portable transceiver
US5697068A (en) * 1995-06-15 1997-12-09 Motorola, Inc. System and method for providing a non-invasively tunable transceiver synthesizer
US5742641A (en) * 1996-07-18 1998-04-21 International Business Machines Corporation Apparatus, method and article of manufacture for the dynamic compensation of FM deviation in a FM radio receiver

Also Published As

Publication number Publication date
WO1999007065A1 (en) 1999-02-11
AU8599098A (en) 1999-02-22
US5983077A (en) 1999-11-09
CA2296309A1 (en) 1999-02-11
CN1265785A (zh) 2000-09-06
DE69811084T2 (de) 2003-07-17
EP1000461A1 (de) 2000-05-17
EP1000461B1 (de) 2003-01-29
JP2001512912A (ja) 2001-08-28
BR9810828A (pt) 2000-07-25

Similar Documents

Publication Publication Date Title
DE69811084D1 (de) Systeme und verfahren zur automatischen frequenzhubeinstellung und -steuerung in rundfunksendern
DE69616544D1 (de) Systeme und verfahren zur worterkennung
DE69816810D1 (de) Systeme und verfahren zur audio-kodierung
DE69725048D1 (de) Verfahren und System zur automatischen Verstärkungsregelung beim Empfang
DE69517234D1 (de) System und Verfahren zur automatischen Frequenzregelung
DE69738414D1 (de) Verfahren zur Kanalschätzung und entsprechender Empfänger
DE69606857D1 (de) Verfahren und systeme zur interaktiven programmführung
DE69816789D1 (de) Verfahren und system zur gestengesteuerten optionsauswahl
DE69837872D1 (de) Vorrichtung und Verfahren zur Verbindungsvermittlung und -Steuerung
DE69936708D1 (de) Verfahren und vorrichtung zur lampensteuerung
DE69808393D1 (de) Verfahren und Vorrichtung zur Klimaregelung
DE69726697T2 (de) Verfahren zur Funkkapazitätskontrolle
DE69738619D1 (de) Verfahren und Vorrichtung zur Kamerakontrolle
DE69719371D1 (de) System und verfahren zur intelligenten zellularvermittlung
DE69739589D1 (de) Verfahren und Schaltung zur Rahmensynchronisierung
DE69725124D1 (de) Verfahren und vorrichtung zur lichtkontrolle
IL156156A0 (en) System and method for adaptive broadcast radar system
DE69734082D1 (de) Vorrichtung zur Synchronisierung
DE69727395D1 (de) Verfahren zur olefinisomerisierung
DE69715424D1 (de) Verfahren zur halogenierung von isoolefin-para-alkylstyrol-copolymeren
DE69521169D1 (de) System und Verfahren zur diskreten Radarerkennung
DE69934403D1 (de) Verfahren und vorrichtung zur digitalen kanalisierung und dekanalisierung
DE59807818D1 (de) Verfahren zur zielklassifizierung
DE69821829D1 (de) Verfahren und Schaltung zur automatischen Frequenzregelung
DE69835058D1 (de) Verfahren und vorrichtung zur videosignalkodierung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition