DE3881859D1 - Frequenzmodulation in einer phasenregelschleife. - Google Patents

Frequenzmodulation in einer phasenregelschleife.

Info

Publication number
DE3881859D1
DE3881859D1 DE8888309846T DE3881859T DE3881859D1 DE 3881859 D1 DE3881859 D1 DE 3881859D1 DE 8888309846 T DE8888309846 T DE 8888309846T DE 3881859 T DE3881859 T DE 3881859T DE 3881859 D1 DE3881859 D1 DE 3881859D1
Authority
DE
Germany
Prior art keywords
control loop
frequency modulation
phase control
modulation
phase
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 - Fee Related
Application number
DE8888309846T
Other languages
English (en)
Other versions
DE3881859T2 (de
Inventor
Ben Flugstad
Raymond L Fried
Alan Hedge
Barton L Mcjunkin
Mark D Talbot
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.)
Agilent Technologies Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE3881859D1 publication Critical patent/DE3881859D1/de
Publication of DE3881859T2 publication Critical patent/DE3881859T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03C3/095—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
    • 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
    • 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
DE88309846T 1987-12-22 1988-10-20 Frequenzmodulation in einer Phasenregelschleife. Expired - Fee Related DE3881859T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/137,843 US4810977A (en) 1987-12-22 1987-12-22 Frequency modulation in phase-locked loops

Publications (2)

Publication Number Publication Date
DE3881859D1 true DE3881859D1 (de) 1993-07-22
DE3881859T2 DE3881859T2 (de) 1994-01-20

Family

ID=22479281

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88309846T Expired - Fee Related DE3881859T2 (de) 1987-12-22 1988-10-20 Frequenzmodulation in einer Phasenregelschleife.

Country Status (5)

Country Link
US (1) US4810977A (de)
EP (1) EP0325025B1 (de)
JP (1) JP2960730B2 (de)
CA (1) CA1294013C (de)
DE (1) DE3881859T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2214012B (en) * 1987-12-23 1992-01-22 Marconi Instruments Ltd Frequency or phase modulation
US4994768A (en) * 1989-03-27 1991-02-19 Motorola, Inc. Frequency synthesizer with FM modulation
WO1990011643A1 (en) * 1989-03-27 1990-10-04 Motorola, Inc. Frequency synthesizer with fm modulation
DE69026151T2 (de) * 1989-07-08 1996-08-22 Plessey Semiconductors Ltd Frequenzsynthesizer
GB8915719D0 (en) * 1989-07-08 1989-08-31 Plessey Co Plc Wide bandwidth direct synthesiser modulation
US5055800A (en) * 1990-04-30 1991-10-08 Motorola, Inc. Fractional n/m synthesis
US5055802A (en) * 1990-04-30 1991-10-08 Motorola, Inc. Multiaccumulator sigma-delta fractional-n synthesis
JPH0431815U (de) * 1990-07-05 1992-03-16
US5021754A (en) * 1990-07-16 1991-06-04 Motorola, Inc. Fractional-N synthesizer having modulation spur compensation
US5093632A (en) * 1990-08-31 1992-03-03 Motorola, Inc. Latched accumulator fractional n synthesis with residual error reduction
US5070310A (en) * 1990-08-31 1991-12-03 Motorola, Inc. Multiple latched accumulator fractional N synthesis
US5111162A (en) * 1991-05-03 1992-05-05 Motorola, Inc. Digital frequency synthesizer having AFC and modulation applied to frequency divider
US5337024A (en) * 1993-06-22 1994-08-09 Rockwell International Corporation Phase locked loop frequency modulator using fractional division
US5495206A (en) * 1993-10-29 1996-02-27 Motorola, Inc. Fractional N frequency synthesis with residual error correction and method thereof
FR2716312B1 (fr) * 1994-02-11 1996-03-22 Thomson Csf Dispositif de modulation de phase continue par synthétiseur de fréquences à boucle à verrouillage de phase.
JPH08125443A (ja) * 1994-10-20 1996-05-17 Anritsu Corp 位相変調器
US5691669A (en) * 1996-01-11 1997-11-25 Hewlett-Packard Co. Dual adjust current controlled phase locked loop
US5742208A (en) * 1996-09-06 1998-04-21 Tektronix, Inc. Signal generator for generating a jitter/wander output
US6008703A (en) * 1997-01-31 1999-12-28 Massachusetts Institute Of Technology Digital compensation for wideband modulation of a phase locked loop frequency synthesizer
US5983077A (en) * 1997-07-31 1999-11-09 Ericsson Inc. Systems and methods for automatic deviation setting and control in radio transmitters
US6219397B1 (en) * 1998-03-20 2001-04-17 Samsung Electronics Co., Ltd. Low phase noise CMOS fractional-N frequency synthesizer for wireless communications
US6973138B1 (en) * 2000-01-26 2005-12-06 Pmc-Sierra, Inc. Advanced adaptive pre-distortion in a radio frequency transmitter
US7046721B2 (en) * 2001-03-20 2006-05-16 Ericsson Inc. System and method to enhance the capacity of a communication link
US6856791B2 (en) * 2002-03-14 2005-02-15 Ericsson Inc. Direct automatic frequency control method and apparatus
US6993300B2 (en) * 2002-04-25 2006-01-31 Agere Systems Inc. Accurate gain direct modulation (KMOD) using a dual-loop PLL
KR100481504B1 (ko) * 2002-11-12 2005-04-07 삼성전자주식회사 디지털 디스플레이 장치의 샘플링 위치 조정 장치 및 조정방법
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
US7470849B2 (en) * 2005-10-04 2008-12-30 Via Telecom Co., Ltd. Waveform generation for FM synthesis
US8396112B2 (en) * 2006-11-28 2013-03-12 Seiko Epson Corporation Circuitry and method for transferring data, and circuitry and method utilizing clock pulses
DE602008005794D1 (de) * 2007-11-02 2011-05-05 St Ericsson Sa Pll-kalibration

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928813A (en) * 1974-09-26 1975-12-23 Hewlett Packard Co Device for synthesizing frequencies which are rational multiples of a fundamental frequency
DE2914814A1 (de) * 1979-04-11 1980-10-30 Siemens Ag Frequenzmodulator
GB2140234B (en) * 1983-05-17 1986-07-23 Marconi Instruments Ltd Signal generators
GB8313616D0 (en) * 1983-05-17 1983-06-22 Marconi Instruments Ltd Signal generators
US4546331A (en) * 1984-02-21 1985-10-08 Hewlett-Packard Company Frequency modulation in a phase-locked loop
US4573026A (en) * 1984-02-29 1986-02-25 Hewlett-Packard Company FM Modulator phase-locked loop with FM calibration

Also Published As

Publication number Publication date
DE3881859T2 (de) 1994-01-20
US4810977A (en) 1989-03-07
EP0325025B1 (de) 1993-06-16
JP2960730B2 (ja) 1999-10-12
CA1294013C (en) 1992-01-07
EP0325025A1 (de) 1989-07-26
JPH01221904A (ja) 1989-09-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D.STAATES DELA

8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US

8339 Ceased/non-payment of the annual fee