DE69500892D1 - PLL-Synthetisierer - Google Patents
PLL-SynthetisiererInfo
- Publication number
- DE69500892D1 DE69500892D1 DE69500892T DE69500892T DE69500892D1 DE 69500892 D1 DE69500892 D1 DE 69500892D1 DE 69500892 T DE69500892 T DE 69500892T DE 69500892 T DE69500892 T DE 69500892T DE 69500892 D1 DE69500892 D1 DE 69500892D1
- Authority
- DE
- Germany
- Prior art keywords
- pll synthesizer
- pll
- synthesizer
- 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
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
- H03L7/183—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
-
- 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
- H03L7/20—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a harmonic phase-locked loop, i.e. a loop which can be locked to one of a number of harmonically related frequencies applied to it
-
- 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
- H03L7/107—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
- H03L7/1075—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth by changing characteristics of the loop filter, e.g. changing the gain, changing the bandwidth
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6004180A JP2875472B2 (ja) | 1994-01-19 | 1994-01-19 | Pllシンセサイザ及びその制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69500892D1 true DE69500892D1 (de) | 1997-11-27 |
DE69500892T2 DE69500892T2 (de) | 1998-02-12 |
Family
ID=11577519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69500892T Expired - Fee Related DE69500892T2 (de) | 1994-01-19 | 1995-01-13 | PLL-Synthetisierer |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0664617B1 (de) |
JP (2) | JP2875472B2 (de) |
KR (1) | KR100306671B1 (de) |
CN (1) | CN1057882C (de) |
CA (1) | CA2139904C (de) |
DE (1) | DE69500892T2 (de) |
NO (1) | NO950174L (de) |
TW (1) | TW317399U (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0782271B1 (de) * | 1995-12-28 | 2002-03-13 | Thomson Consumer Electronics, Inc. | Phasenregelschleife mit regelbarer Antwortzeit |
US5802450A (en) * | 1996-04-19 | 1998-09-01 | Ericsson Inc. | Transmit sequencing |
JPH10233816A (ja) * | 1997-02-21 | 1998-09-02 | Sharp Corp | デジタル衛星受信機 |
JP4138264B2 (ja) * | 2001-03-16 | 2008-08-27 | 富士通株式会社 | Pll周波数シンセサイザ |
GB2393863B (en) * | 2001-09-14 | 2004-09-15 | Nec Corp | PLL synthesizer in a cellular phone |
US6819197B2 (en) * | 2002-01-29 | 2004-11-16 | Qualcomm Incorporated | Multiple bandwidth phase lock filters for multimode radios |
CN100349378C (zh) * | 2002-04-19 | 2007-11-14 | 陈为怀 | 网同步可集成从时钟锁相环 |
JP4029138B2 (ja) | 2002-05-20 | 2008-01-09 | 富士通株式会社 | 周波数シンセサイザ回路 |
FR2855341B1 (fr) * | 2003-05-22 | 2005-08-05 | Eads Telecom | Circuit de commande de decalage en tension pour pll |
KR100738345B1 (ko) | 2005-12-14 | 2007-07-12 | 주식회사 대우일렉트로닉스 | 클럭 발생 장치 및 방법 |
JP4730153B2 (ja) * | 2006-03-15 | 2011-07-20 | 株式会社デンソー | フィルタ回路 |
CN100465593C (zh) * | 2006-06-06 | 2009-03-04 | 北京航空航天大学 | 电阻拾振式硅微机械谐振传感器的锁相闭环系统 |
US20080007365A1 (en) * | 2006-06-15 | 2008-01-10 | Jeff Venuti | Continuous gain compensation and fast band selection in a multi-standard, multi-frequency synthesizer |
US7672645B2 (en) | 2006-06-15 | 2010-03-02 | Bitwave Semiconductor, Inc. | Programmable transmitter architecture for non-constant and constant envelope modulation |
JP5423967B2 (ja) * | 2008-02-12 | 2014-02-19 | 日本電気株式会社 | クロック・データ再生回路 |
US8791732B2 (en) | 2011-05-09 | 2014-07-29 | Mediatek Inc. | Phase locked loop |
CN105099444B (zh) * | 2014-04-29 | 2018-05-25 | 龙芯中科技术有限公司 | 环路滤波方法、环路滤波器及锁相环 |
RU2680751C1 (ru) * | 2017-12-22 | 2019-02-26 | Акционерное общество "Концерн "Созвездие" | Петлевой фильтр с коммутацией полосы пропускания системы ФАПЧ синтезатора частоты (варианты) |
CN110190846B (zh) * | 2019-04-15 | 2023-05-23 | 合肥酷芯微电子有限公司 | 锁相环防频率过冲电路 |
JP7276207B2 (ja) * | 2020-03-10 | 2023-05-18 | 株式会社デンソー | 温度検出装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3729688A (en) * | 1971-12-15 | 1973-04-24 | Motorola Inc | Oscillator with switchable filter control voltage input for rapidly switching to discrete frequency outputs |
US4745371A (en) * | 1985-08-02 | 1988-05-17 | Libera Developments Limited | Phase-locked digital synthesizer |
US4752749A (en) * | 1986-12-22 | 1988-06-21 | Rockwell International Corporation | Fast response tuner |
US4937536A (en) * | 1988-08-19 | 1990-06-26 | Hughes Aircraft Company | Fast settling phase lock loop |
JP2798142B2 (ja) * | 1990-06-15 | 1998-09-17 | 三菱電機株式会社 | 周波数シンセサイザ |
IT1271932B (it) * | 1993-02-09 | 1997-06-10 | Italtel Spa | Sintetizzatore di frequenza pll specialmente per sistemi frequency- hopping con modulazione diretta di frequenza |
-
1994
- 1994-01-19 JP JP6004180A patent/JP2875472B2/ja not_active Expired - Fee Related
- 1994-08-30 TW TW086200485U patent/TW317399U/zh unknown
-
1995
- 1995-01-10 CA CA002139904A patent/CA2139904C/en not_active Expired - Fee Related
- 1995-01-13 DE DE69500892T patent/DE69500892T2/de not_active Expired - Fee Related
- 1995-01-13 EP EP95300232A patent/EP0664617B1/de not_active Expired - Lifetime
- 1995-01-17 NO NO950174A patent/NO950174L/no unknown
- 1995-01-18 KR KR1019950000713A patent/KR100306671B1/ko not_active IP Right Cessation
- 1995-01-19 CN CN95100247A patent/CN1057882C/zh not_active Expired - Fee Related
-
1998
- 1998-10-16 JP JP10294341A patent/JPH11191735A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH07212228A (ja) | 1995-08-11 |
EP0664617A3 (de) | 1996-02-14 |
JP2875472B2 (ja) | 1999-03-31 |
KR950035096A (ko) | 1995-12-30 |
TW317399U (en) | 1997-10-01 |
CN1057882C (zh) | 2000-10-25 |
JPH11191735A (ja) | 1999-07-13 |
NO950174L (no) | 1995-07-20 |
CA2139904C (en) | 1999-11-02 |
NO950174D0 (no) | 1995-01-17 |
DE69500892T2 (de) | 1998-02-12 |
EP0664617B1 (de) | 1997-10-22 |
CA2139904A1 (en) | 1995-07-20 |
EP0664617A2 (de) | 1995-07-26 |
KR100306671B1 (ko) | 2001-12-01 |
CN1115522A (zh) | 1996-01-24 |
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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 |