DE69420610T2 - Frequenzsynthetisierer - Google Patents

Frequenzsynthetisierer

Info

Publication number
DE69420610T2
DE69420610T2 DE69420610T DE69420610T DE69420610T2 DE 69420610 T2 DE69420610 T2 DE 69420610T2 DE 69420610 T DE69420610 T DE 69420610T DE 69420610 T DE69420610 T DE 69420610T DE 69420610 T2 DE69420610 T2 DE 69420610T2
Authority
DE
Germany
Prior art keywords
frequency synthesizer
synthesizer
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 - Fee Related
Application number
DE69420610T
Other languages
English (en)
Other versions
DE69420610D1 (de
Inventor
Tatsuru Kojima
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69420610D1 publication Critical patent/DE69420610D1/de
Publication of DE69420610T2 publication Critical patent/DE69420610T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • 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
    • H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
DE69420610T 1993-03-30 1994-03-29 Frequenzsynthetisierer Expired - Fee Related DE69420610T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5072197A JPH0817326B2 (ja) 1993-03-30 1993-03-30 周波数シンセサイザ

Publications (2)

Publication Number Publication Date
DE69420610D1 DE69420610D1 (de) 1999-10-21
DE69420610T2 true DE69420610T2 (de) 2000-03-09

Family

ID=13482266

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69420610T Expired - Fee Related DE69420610T2 (de) 1993-03-30 1994-03-29 Frequenzsynthetisierer

Country Status (6)

Country Link
US (1) US5406229A (de)
EP (1) EP0618682B1 (de)
JP (1) JPH0817326B2 (de)
AU (1) AU663459B2 (de)
CA (1) CA2120184C (de)
DE (1) DE69420610T2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5757238A (en) * 1996-08-19 1998-05-26 International Business Machines Corporation Fast locking variable frequency phase-locked loop

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3921095A (en) * 1974-11-14 1975-11-18 Hewlett Packard Co Startable phase-locked loop oscillator
JPS5720037A (en) * 1980-07-11 1982-02-02 Toshiba Corp Channel changeover system of frequency synthesizer
US4442412A (en) * 1981-11-12 1984-04-10 Rca Corporation Phase locked-loop generator with closed-loop forcing function shaper
DE3635429A1 (de) * 1986-10-17 1988-04-21 Siemens Ag Phasenregelkreis
JPH01151824A (ja) * 1987-12-09 1989-06-14 Aikomu Kk 周波数シンセサイザー
JPH0354917A (ja) * 1989-07-24 1991-03-08 Fujitsu Ltd 位相同期式周波数シンセサイザ
JPH03157018A (ja) * 1989-08-10 1991-07-05 Mitsubishi Electric Corp 周波数シンセサイザ
JPH0376427A (ja) * 1989-08-18 1991-04-02 Mitsubishi Electric Corp Ｐｌｌ回路
JP2883990B2 (ja) * 1990-02-03 1999-04-19 シントム株式会社 周波数シンセサイザの周波数切替方法および周波数シンセサイザ
JPH04154318A (ja) * 1990-10-18 1992-05-27 Fujitsu Ltd Ｐｌｌ周波数シンセサイザ
JPH04237215A (ja) * 1991-01-22 1992-08-25 Nec Corp Ｐｌｌ回路
JP2806059B2 (ja) * 1991-02-14 1998-09-30 日本電気株式会社 位相同期ループシンセサイザ
JP2697322B2 (ja) * 1991-02-21 1998-01-14 富士通株式会社 位相同期回路
US5126693A (en) * 1991-09-09 1992-06-30 Motorola, Inc. Circuit and method of reducing phase jitter in a phase lock loop
US5334952A (en) * 1993-03-29 1994-08-02 Spectralink Corporation Fast settling phase locked loop

Also Published As

Publication number Publication date
EP0618682A2 (de) 1994-10-05
AU663459B2 (en) 1995-10-05
CA2120184C (en) 1999-07-13
JPH0817326B2 (ja) 1996-02-21
AU5921094A (en) 1994-10-06
DE69420610D1 (de) 1999-10-21
JPH06284004A (ja) 1994-10-07
EP0618682A3 (de) 1994-11-17
EP0618682B1 (de) 1999-09-15
CA2120184A1 (en) 1994-10-01
US5406229A (en) 1995-04-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee