NO924545L - Frekvenssyntheziser samt fremgangsmaate derved - Google Patents
Frekvenssyntheziser samt fremgangsmaate dervedInfo
- Publication number
- NO924545L NO924545L NO92924545A NO924545A NO924545L NO 924545 L NO924545 L NO 924545L NO 92924545 A NO92924545 A NO 92924545A NO 924545 A NO924545 A NO 924545A NO 924545 L NO924545 L NO 924545L
- Authority
- NO
- Norway
- Prior art keywords
- procedures
- frequency synthesizer
- synthesizer
- frequency
- Prior art date
Links
- 238000000034 method Methods 0.000 title 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
- H03L7/18—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
- H03L7/185—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 a mixer 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
- H03L7/22—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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/799,817 US5150078A (en) | 1991-11-29 | 1991-11-29 | Low noise fine frequency step synthesizer |
Publications (3)
Publication Number | Publication Date |
---|---|
NO924545D0 NO924545D0 (no) | 1992-11-25 |
NO924545L true NO924545L (no) | 1993-06-01 |
NO302599B1 NO302599B1 (no) | 1998-03-23 |
Family
ID=25176833
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO924545A NO302599B1 (no) | 1991-11-29 | 1992-11-25 | Frekvenssyntetiserer samt fremgangsmåte derved |
Country Status (8)
Country | Link |
---|---|
US (1) | US5150078A (no) |
EP (1) | EP0545232B1 (no) |
JP (1) | JP2710528B2 (no) |
CA (1) | CA2076893C (no) |
DE (1) | DE69220460T2 (no) |
ES (1) | ES2103024T3 (no) |
NO (1) | NO302599B1 (no) |
TR (1) | TR26254A (no) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5317284A (en) * | 1993-02-08 | 1994-05-31 | Hughes Aircraft Company | Wide band, low noise, fine step tuning, phase locked loop frequency synthesizer |
KR100219709B1 (ko) * | 1994-03-15 | 1999-09-01 | 윤종용 | 디지탈무선통신장치에있어서송수신신호처리회로 |
GB2294599B (en) * | 1994-10-28 | 1999-04-14 | Marconi Instruments Ltd | A frequency synthesiser |
FR2734972B1 (fr) * | 1995-05-31 | 1997-08-01 | Matra Communication | Dispositif d'emission radio a modulation de frequence |
JPH0993090A (ja) * | 1995-09-21 | 1997-04-04 | Pioneer Electron Corp | 受信機 |
US5870592A (en) * | 1996-10-31 | 1999-02-09 | International Business Machines Corp. | Clock generation apparatus and method for CMOS microprocessors using a differential saw oscillator |
US5838205A (en) * | 1997-02-18 | 1998-11-17 | International Business Machines Corporation | Variable-speed phase-locked loop system with on-the-fly switching and method therefor |
CN1153352C (zh) | 1997-03-18 | 2004-06-09 | 皇家菲利浦电子有限公司 | 接收机调谐系统 |
WO1998042076A2 (en) * | 1997-03-18 | 1998-09-24 | Koninklijke Philips Electronics N.V. | Receiver tuning system |
US6014047A (en) * | 1998-01-07 | 2000-01-11 | International Business Machines Corporation | Method and apparatus for phase rotation in a phase locked loop |
US5949262A (en) * | 1998-01-07 | 1999-09-07 | International Business Machines Corporation | Method and apparatus for coupled phase locked loops |
US6072427A (en) * | 1999-04-01 | 2000-06-06 | Mcewan; Thomas E. | Precision radar timebase using harmonically related offset oscillators |
US6564039B1 (en) * | 2000-02-29 | 2003-05-13 | Motorola, Inc. | Frequency generation circuit and method of operating a tranceiver |
EP1255356B1 (en) * | 2001-05-02 | 2009-07-22 | Sony Deutschland GmbH | Dual mode/triple band frequency synthesiser |
US6850745B2 (en) * | 2002-01-23 | 2005-02-01 | Broadcom Corp | Method and apparatus for generating a self-correcting local oscillation |
US6759910B2 (en) * | 2002-05-29 | 2004-07-06 | Xytrans, Inc. | Phase locked loop (PLL) frequency synthesizer and method |
US6940938B2 (en) * | 2002-07-31 | 2005-09-06 | Intel Corporation | Phase locked loop having a single sideband modulator |
US6965224B1 (en) * | 2003-05-16 | 2005-11-15 | Cisco Technology, Inc. | Method and apparatus for testing synchronization circuitry |
JP4391291B2 (ja) * | 2004-03-31 | 2009-12-24 | 住友電工デバイス・イノベーション株式会社 | 無線装置 |
US7580691B1 (en) * | 2005-08-02 | 2009-08-25 | Rf Micro Devices, Inc. | System and method for reducing self interference |
US7773026B2 (en) * | 2008-08-01 | 2010-08-10 | Infineon Technologies Ag | Heterodyne transceiver systems and methods |
CN101464514B (zh) * | 2009-01-22 | 2011-12-28 | 中国人民解放军国防科学技术大学 | 步进频率雷达系统的校准方法与校准处理器 |
CN105187058A (zh) * | 2015-10-29 | 2015-12-23 | 南京健瑞电子科技有限公司 | 频率合成系统及主动式毫米波成像设备 |
CN105227183B (zh) * | 2015-11-16 | 2018-08-21 | 中国电子科技集团公司第四十三研究所 | 一种低杂散的捷变频率源 |
US10598764B2 (en) * | 2017-10-30 | 2020-03-24 | Yekutiel Josefsberg | Radar target detection and imaging system for autonomous vehicles with ultra-low phase noise frequency synthesizer |
US10205457B1 (en) * | 2018-06-01 | 2019-02-12 | Yekutiel Josefsberg | RADAR target detection system for autonomous vehicles with ultra lowphase noise frequency synthesizer |
CN112886960B (zh) * | 2021-01-12 | 2023-01-13 | 天津大学 | 一种具有超低相位噪声可调能力的锁相环 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4234929A (en) * | 1979-09-24 | 1980-11-18 | Harris Corporation | Control device for a phase lock loop vernier frequency synthesizer |
US4388597A (en) * | 1980-06-03 | 1983-06-14 | Motorola Inc. | Frequency synthesizer having plural phase locked loops |
JPS63151220A (ja) * | 1986-12-16 | 1988-06-23 | Matsushita Electric Ind Co Ltd | マイクロ波帯周波数シンセサイザ |
JP2531742B2 (ja) * | 1988-05-17 | 1996-09-04 | 株式会社東芝 | 電圧制御発振回路 |
US4940950A (en) * | 1988-08-12 | 1990-07-10 | Tel-Instrument Electronics Corporation | Frequency synthesis method and apparatus using approximation to provide closely spaced discrete frequencies over a wide range with rapid acquisition |
US4912432A (en) * | 1989-04-17 | 1990-03-27 | Raytheon Company | Plural feedback loop digital frequency synthesizer |
US4965533A (en) * | 1989-08-31 | 1990-10-23 | Qualcomm, Inc. | Direct digital synthesizer driven phase lock loop frequency synthesizer |
-
1991
- 1991-11-29 US US07/799,817 patent/US5150078A/en not_active Expired - Lifetime
-
1992
- 1992-08-26 CA CA002076893A patent/CA2076893C/en not_active Expired - Fee Related
- 1992-11-25 NO NO924545A patent/NO302599B1/no unknown
- 1992-11-25 DE DE69220460T patent/DE69220460T2/de not_active Expired - Fee Related
- 1992-11-25 EP EP92120020A patent/EP0545232B1/en not_active Expired - Lifetime
- 1992-11-25 ES ES92120020T patent/ES2103024T3/es not_active Expired - Lifetime
- 1992-11-26 TR TR92/1128A patent/TR26254A/xx unknown
- 1992-11-30 JP JP4320494A patent/JP2710528B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES2103024T3 (es) | 1997-08-16 |
NO302599B1 (no) | 1998-03-23 |
DE69220460T2 (de) | 1998-02-05 |
EP0545232A1 (en) | 1993-06-09 |
JPH05284022A (ja) | 1993-10-29 |
CA2076893A1 (en) | 1993-05-30 |
US5150078A (en) | 1992-09-22 |
JP2710528B2 (ja) | 1998-02-10 |
TR26254A (tr) | 1995-02-15 |
CA2076893C (en) | 1999-01-26 |
DE69220460D1 (de) | 1997-07-24 |
EP0545232B1 (en) | 1997-06-18 |
NO924545D0 (no) | 1992-11-25 |
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