FI973654A0 - Med digital syntetisator styrd PLL-frekvenssyntetisator som omfattar clean-up PLL - Google Patents
Med digital syntetisator styrd PLL-frekvenssyntetisator som omfattar clean-up PLLInfo
- Publication number
- FI973654A0 FI973654A0 FI973654A FI973654A FI973654A0 FI 973654 A0 FI973654 A0 FI 973654A0 FI 973654 A FI973654 A FI 973654A FI 973654 A FI973654 A FI 973654A FI 973654 A0 FI973654 A0 FI 973654A0
- Authority
- FI
- Finland
- Prior art keywords
- pll
- clean
- synthesizer
- frequency
- dds
- Prior art date
Links
- 230000000737 periodic effect Effects 0.000 abstract 1
- 230000003595 spectral effect Effects 0.000 abstract 1
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
- H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one 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
- H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
- H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
-
- 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
- H03L7/1806—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 the frequency divider comprising a phase accumulator generating the frequency divided signal
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40752195A | 1995-03-16 | 1995-03-16 | |
US40752195 | 1995-03-16 | ||
PCT/US1996/002559 WO1996028890A1 (en) | 1995-03-16 | 1996-03-08 | Direct digital synthesizer driven pll frequency synthesizer with clean-up pll |
US9602559 | 1996-03-08 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI973654A0 true FI973654A0 (sv) | 1997-09-10 |
FI973654A FI973654A (sv) | 1997-11-14 |
FI115936B FI115936B (sv) | 2005-08-15 |
Family
ID=23612420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI973654A FI115936B (sv) | 1995-03-16 | 1997-09-10 | Direkt digital syntesisatorstyrd PLL-frekvenssyntetisator |
Country Status (17)
Country | Link |
---|---|
US (1) | US5757239A (sv) |
EP (1) | EP0815648B1 (sv) |
KR (1) | KR100352681B1 (sv) |
CN (1) | CN1098563C (sv) |
AT (1) | ATE219612T1 (sv) |
AU (1) | AU711590B2 (sv) |
BR (1) | BR9607869A (sv) |
CA (1) | CA2215376C (sv) |
DE (1) | DE69621919T2 (sv) |
DK (1) | DK0815648T3 (sv) |
ES (1) | ES2179186T3 (sv) |
FI (1) | FI115936B (sv) |
HK (1) | HK1007916A1 (sv) |
MX (1) | MX9706979A (sv) |
PT (1) | PT815648E (sv) |
RU (1) | RU2176431C2 (sv) |
WO (1) | WO1996028890A1 (sv) |
Families Citing this family (60)
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EP0606396B1 (en) * | 1991-10-01 | 2002-06-12 | Norand Corporation | A radio frequency local area network |
US7917145B2 (en) * | 1992-11-02 | 2011-03-29 | Broadcom Corporation | Radio frequency local area network |
US8509260B2 (en) | 1993-08-31 | 2013-08-13 | Broadcom Corporation | Modular, portable data processing terminal for use in a communication network |
DE19601013A1 (de) * | 1996-01-13 | 1997-07-17 | Bosch Gmbh Robert | Verfahren und Anordnung zur Frequenzmodulation eines hochfrequenten Signals |
JP3291198B2 (ja) * | 1996-05-08 | 2002-06-10 | 富士通株式会社 | 半導体集積回路 |
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US6188253B1 (en) * | 1998-10-07 | 2001-02-13 | Robert Bruce Gage | Analog clock module |
FR2793972B1 (fr) * | 1999-05-21 | 2001-08-10 | Thomson Csf | Synthetiseur numerique a division coherente |
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GB2363268B (en) * | 2000-06-08 | 2004-04-14 | Mitel Corp | Timing circuit with dual phase locked loops |
US6297703B1 (en) * | 2000-09-01 | 2001-10-02 | Motorola, Inc. | Method and apparatus for producing an offset frequency |
US20070259636A1 (en) * | 2000-10-27 | 2007-11-08 | Fisher Daniel E | RF bridge for an angle rate interferometer |
US6785345B2 (en) * | 2001-01-18 | 2004-08-31 | Tektronix, Inc. | Frequency dithering for DDS spectral purity |
KR20010083790A (ko) * | 2001-06-26 | 2001-09-03 | 유흥균 | 고순도 주파수 스펙트럼과 초고속 스위칭 속도를 갖는위상고정루프(pll) 주파수합성기 설계 기술 |
US6658043B2 (en) | 2001-10-26 | 2003-12-02 | Lexmark International, Inc. | Method and apparatus for providing multiple spread spectrum clock generator circuits with overlapping output frequencies |
US6522176B1 (en) | 2001-11-15 | 2003-02-18 | Itt Manufacturing Enterprises, Inc. | Low spurious direct digital synthesizer |
FR2836612B1 (fr) * | 2002-02-22 | 2004-10-15 | Thales Sa | Procede de transmission de donnees numeriques au moyen d'un modulateur de frequence et modulateur correspondant |
US20030185331A1 (en) * | 2002-03-28 | 2003-10-02 | Adc Telecommunications Israel Ltd. | Synchronization module and method |
WO2004021593A1 (en) * | 2002-08-29 | 2004-03-11 | Koninklijke Philips Electronics N.V. | Transceiver apparatus for use in a multi-frequency communication system, base station of a multi-frequency communication system, method for use of the transceiver apparatus, method of transceiving a multi-frequency signal in a multi-frequency communication system |
FR2844117A1 (fr) * | 2002-08-30 | 2004-03-05 | St Microelectronics Sa | Generateur de frequence sinusoidale et convertisseur de signaux periodiques utilisant le meme |
US20040178856A1 (en) * | 2003-03-10 | 2004-09-16 | Zeno Wahl | Continuous-phase oscillator with ultra-fine frequency resolution |
US7336748B2 (en) * | 2003-12-23 | 2008-02-26 | Teradyne, Inc. | DDS circuit with arbitrary frequency control clock |
DE102004021224B4 (de) * | 2004-04-30 | 2006-11-09 | Advanced Micro Devices, Inc., Sunnyvale | Frequenzmultiplikatorvorstufe für gebrochen-N-phasenarretierte Schleifen |
JP4633796B2 (ja) * | 2004-07-15 | 2011-02-16 | トムソン ライセンシング | キャリア再生を向上させるシステム及び方法 |
US7324789B2 (en) * | 2005-01-20 | 2008-01-29 | Broadcom Corporation | PLL frequency synthesizer architecture for low phase noise and reference spurs |
US9225350B1 (en) * | 2005-11-30 | 2015-12-29 | Keysight Technologies, Inc. | Low noise frequency source |
CN100450230C (zh) * | 2005-12-02 | 2009-01-07 | 华为技术有限公司 | 一种射频远端模块中时钟恢复方法和装置 |
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 |
US7215167B1 (en) | 2006-04-28 | 2007-05-08 | Giga-Tronics, Inc. | Low noise microwave frequency synthesizer having fast switching |
US7208990B1 (en) | 2006-04-28 | 2007-04-24 | Giga-Tronics, Inc. | Low noise microwave frequency synthesizer having loop accumulation |
US7675369B2 (en) * | 2006-06-12 | 2010-03-09 | Honeywell International Inc. | Frequency hopping oscillator circuit |
US7514970B2 (en) * | 2006-08-23 | 2009-04-07 | Giga-Tronics, Inc. | Decimal frequency synthesizer |
US7848266B2 (en) | 2008-07-25 | 2010-12-07 | Analog Devices, Inc. | Frequency synthesizers for wireless communication systems |
US8630593B2 (en) * | 2008-08-26 | 2014-01-14 | Freescale Semiconductor, Inc. | Semiconductor device, wireless communication device and method for generating a synthesized frequency signal |
US8145171B2 (en) | 2008-10-08 | 2012-03-27 | Qualcomm Incorporated | Clock clean-up phase-locked loop (PLL) |
DE102009032811A1 (de) * | 2009-07-10 | 2011-02-17 | KROHNE Meßtechnik GmbH & Co. KG | Frequenzsynthesizer für ein Füllstandsmessgerät und Füllstandsmessgerät |
US8242818B2 (en) | 2009-12-22 | 2012-08-14 | Massachusetts Institute Of Technology | Phase-locked loop frequency synthesizer |
CN103125792B (zh) * | 2011-11-22 | 2014-07-30 | 内蒙古蒙牛乳业(集团)股份有限公司 | 一种含谷物的果酱及其生产方法 |
EP2642684B1 (en) * | 2012-02-03 | 2018-05-02 | Huawei Technologies Co., Ltd. | Signal processing method and apparatus in microwave communication system |
US8866667B2 (en) | 2012-02-22 | 2014-10-21 | Honeywell International Inc. | High sensitivity single antenna FMCW radar |
US9081094B2 (en) | 2012-02-22 | 2015-07-14 | Honeywell International Inc. | Aircraft radar altimeter structure |
US9297885B2 (en) | 2012-07-27 | 2016-03-29 | Honeywell International Inc. | Method of system compensation to reduce the effects of self interference in frequency modulated continuous wave altimeter systems |
CN103873052A (zh) * | 2012-12-12 | 2014-06-18 | 普诚科技股份有限公司 | 数值控制振荡器以及数字锁相回路 |
US9660605B2 (en) | 2014-06-12 | 2017-05-23 | Honeywell International Inc. | Variable delay line using variable capacitors in a maximally flat time delay filter |
US10018716B2 (en) | 2014-06-26 | 2018-07-10 | Honeywell International Inc. | Systems and methods for calibration and optimization of frequency modulated continuous wave radar altimeters using adjustable self-interference cancellation |
GB2524341B (en) * | 2014-08-15 | 2016-02-17 | Spirent Comm Plc | Automated methods for suppression of spurious signals |
US9602113B2 (en) | 2014-08-27 | 2017-03-21 | Qualcomm Incorporated | Fast frequency throttling and re-locking technique for phase-locked loops |
JP6655896B2 (ja) * | 2014-10-08 | 2020-03-04 | 日本電波工業株式会社 | 周波数シンセサイザ |
CN104320133A (zh) * | 2014-10-13 | 2015-01-28 | 中国电子科技集团公司第四十一研究所 | 一种抑制小数锁相环小数杂散的电路及方法 |
CN104467836B (zh) * | 2014-11-10 | 2017-12-08 | 绵阳市维博电子有限责任公司 | 一种时钟信号发生方法及*** |
RU2579570C1 (ru) * | 2015-06-01 | 2016-04-10 | Публичное акционерное общество "Радиофизика" | Способ получения радиочастотного сигнала |
CN106849944B (zh) * | 2015-12-03 | 2020-11-27 | 中国航空工业集团公司雷华电子技术研究所 | 一种中频信号源模块 |
RU2647629C1 (ru) * | 2017-06-01 | 2018-03-16 | Публичное акционерное общество "Радиофизика" | Способ получения радиочастотного сигнала с уменьшенным уровнем побочных дискретных составляющих |
EP3627705A1 (en) | 2018-09-21 | 2020-03-25 | INTEL Corporation | Apparatuses for generating an oscillation signal |
CN110647208B (zh) * | 2019-09-26 | 2021-04-23 | 中国科学院微电子研究所 | 信号生成装置 |
KR20220153172A (ko) | 2021-05-10 | 2022-11-18 | 삼성전자주식회사 | 위상 고정 루프 및 위상 고정 루프의 동작 방법 |
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US4114110A (en) * | 1977-12-01 | 1978-09-12 | The United States Of America As Represented By The Secretary Of The Army | Frequency synthesizer |
US4263565A (en) * | 1979-04-27 | 1981-04-21 | Rca Corporation | Amplitude limiter with automatic duty cycle control for use in a phase-locked loop |
GB2049245A (en) * | 1979-05-09 | 1980-12-17 | Marconi Co Ltd | Frequency synthesisers |
DE2951134A1 (de) * | 1979-12-19 | 1981-07-23 | Robert Bosch Gmbh, 7000 Stuttgart | Schaltungsanordnung zur gewinnung eines abtasttaktes |
US4410954A (en) * | 1980-10-08 | 1983-10-18 | Rockwell International Corporation | Digital frequency synthesizer with random jittering for reducing discrete spectral spurs |
US4516084A (en) * | 1983-02-18 | 1985-05-07 | Rca Corporation | Frequency synthesizer using an arithmetic frequency synthesizer and plural phase locked loops |
EP0278140A1 (en) * | 1987-02-12 | 1988-08-17 | Hewlett-Packard Limited | Clock signal generation |
US4841256A (en) * | 1987-10-20 | 1989-06-20 | Pennwalt Corporation | Piezoelectric phase locked loop circuit |
US4868524A (en) * | 1988-10-20 | 1989-09-19 | The Johns Hopkins University | RF circuit utilizing a voltage controlled saw oscillator |
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EP0454917B1 (en) * | 1990-05-02 | 1994-08-17 | Hewlett-Packard Limited | Frequency synthesiser |
FR2671246B1 (fr) * | 1990-12-27 | 1993-04-16 | Erfatec | Synthetiseur de frequence a resolution fractionnaire et programmable et son application a la synthese de frequences elevees. |
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CA2093834C (en) * | 1992-04-10 | 1998-08-18 | Jun Jokura | Tdma mobile unit frequency synthesizer having power saving mode during transmit and receive slots |
-
1996
- 1996-03-08 AU AU52985/96A patent/AU711590B2/en not_active Ceased
- 1996-03-08 CA CA002215376A patent/CA2215376C/en not_active Expired - Fee Related
- 1996-03-08 EP EP96909524A patent/EP0815648B1/en not_active Expired - Lifetime
- 1996-03-08 PT PT96909524T patent/PT815648E/pt unknown
- 1996-03-08 CN CN96192618A patent/CN1098563C/zh not_active Expired - Fee Related
- 1996-03-08 RU RU97117161/09A patent/RU2176431C2/ru not_active IP Right Cessation
- 1996-03-08 KR KR1019970706452A patent/KR100352681B1/ko not_active IP Right Cessation
- 1996-03-08 AT AT96909524T patent/ATE219612T1/de not_active IP Right Cessation
- 1996-03-08 MX MX9706979A patent/MX9706979A/es not_active IP Right Cessation
- 1996-03-08 DK DK96909524T patent/DK0815648T3/da active
- 1996-03-08 WO PCT/US1996/002559 patent/WO1996028890A1/en active IP Right Grant
- 1996-03-08 ES ES96909524T patent/ES2179186T3/es not_active Expired - Lifetime
- 1996-03-08 BR BR9607869A patent/BR9607869A/pt not_active IP Right Cessation
- 1996-03-08 DE DE69621919T patent/DE69621919T2/de not_active Expired - Lifetime
-
1997
- 1997-01-08 US US08/780,472 patent/US5757239A/en not_active Expired - Lifetime
- 1997-09-10 FI FI973654A patent/FI115936B/sv not_active IP Right Cessation
-
1998
- 1998-07-07 HK HK98109021A patent/HK1007916A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
MX9706979A (es) | 1997-12-31 |
EP0815648B1 (en) | 2002-06-19 |
ATE219612T1 (de) | 2002-07-15 |
AU711590B2 (en) | 1999-10-14 |
DE69621919T2 (de) | 2003-02-13 |
DE69621919D1 (de) | 2002-07-25 |
RU2176431C2 (ru) | 2001-11-27 |
KR100352681B1 (ko) | 2002-11-18 |
KR19980703044A (ko) | 1998-09-05 |
PT815648E (pt) | 2002-09-30 |
CN1178613A (zh) | 1998-04-08 |
EP0815648A1 (en) | 1998-01-07 |
FI115936B (sv) | 2005-08-15 |
DK0815648T3 (da) | 2002-07-15 |
AU5298596A (en) | 1996-10-02 |
CN1098563C (zh) | 2003-01-08 |
WO1996028890A1 (en) | 1996-09-19 |
HK1007916A1 (en) | 1999-04-30 |
FI973654A (sv) | 1997-11-14 |
CA2215376A1 (en) | 1996-09-19 |
ES2179186T3 (es) | 2003-01-16 |
BR9607869A (pt) | 1998-07-14 |
CA2215376C (en) | 2006-07-11 |
US5757239A (en) | 1998-05-26 |
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