WO2014168516A1 - Синтезатор частот - Google Patents
Синтезатор частот Download PDFInfo
- Publication number
- WO2014168516A1 WO2014168516A1 PCT/RU2014/000245 RU2014000245W WO2014168516A1 WO 2014168516 A1 WO2014168516 A1 WO 2014168516A1 RU 2014000245 W RU2014000245 W RU 2014000245W WO 2014168516 A1 WO2014168516 A1 WO 2014168516A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- frequency
- output
- input
- multiplier
- phase detector
- Prior art date
Links
- 101000979596 Homo sapiens NF-kappa-B-repressing factor Proteins 0.000 claims description 3
- 102100023379 NF-kappa-B-repressing factor Human genes 0.000 claims description 3
- 230000003595 spectral effect Effects 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 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
-
- 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
- H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
- H03L2207/10—Indirect frequency synthesis using a frequency multiplier in the phase-locked loop or in the reference signal path
Definitions
- the invention relates to the field of measuring equipment, radar and communications.
- Frequency Synthesizers Concept to Product 201 1 g, 152 s), which includes a frequency-phase detector, a frequency divider with a fractional variable division factor by N times, a control signal filter and a controlled generator.
- a well-known single-loop synthesizer with frequency conversion in feedback (Chenakin A. A compact, agile, low-phase-noise frequency source with AM, FM and pulse modulation capabilities, 2009 r, 2 c.), which improves the spectral purity of the output signal and the frequency resolution by replacing the frequency divider with a frequency converter and the introduction of a frequency multiplier and a digital computer synthesizer, which has the best frequency resolution to date.
- the disadvantages of this solution are the significant power consumption and dimensions of the devices.
- the main technical result of the proposed solution is to increase the frequency resolution and spectral purity of the output signal, avoiding a significant increase in power consumption and dimensions of the device.
- a frequency synthesizer including a reference generator, the output of which is connected to a frequency multiplier, a frequency converter, a frequency divider, the output of which is connected to the input of the frequency-phase detector, the output of which is connected to the input of the error signal filter, the output of which is connected with the input of a controlled generator
- the output of the frequency multiplier is connected to the input of an additional frequency multiplier, the output of which is connected to the input of the frequency divider, output which is connected to the reference input of the frequency-phase detector, and the frequencies of the controlled generator and the reference generator are related by the relation
- N is the variable division ratio of the frequency divider;
- F yr is the frequency of the controlled generator;
- M is the multiplier of the frequency multiplier;
- K is the frequency multiplier of the additional frequency multiplier
- R is the division ratio of the frequency divider. It is advisable to divide the frequency dividers and the frequency-phase detector in the form of a single integrated circuit.
- the figure shows a block diagram of a frequency synthesizer.
- the frequency synthesizer consists of a reference generator 1, the output of which is connected to the input of a high frequency multiplier 2, the output of which is connected to the input of an additional frequency multiplier 3 and to the first input of the frequency converter 4.
- the output of the additional frequency multiplier 3 is connected to the input of the frequency divider 5 with a fractional variable a division coefficient, the output of which is connected to the reference input of the frequency-phase detector 6.
- the output of the frequency converter 4 is connected to the input of the frequency divider 7 with a variable division ratio, you One of which is connected to another input of the frequency-phase detector 6.
- the output of the frequency-phase detector 6 is connected to an error signal filter 8, the output of which is connected to the input of the controlled generator 9.
- the second input of the frequency converter 4 is connected to the output of the controlled generator 9.
- Frequency dividers 5, 7 and the frequency-phase detector 6 is made in the form of a single integrated circuit.
- the signal from the output of the frequency multiplier 2 is divided by power and fed to the input of the additional frequency multiplier 3 and to the input of the frequency converter 4.
- the output signal of the additional frequency multiplier 3 is fed to the input of the frequency divider 5 with a fractional variable division ratio, determined by the formula:
- N INT + ——
- N is the value of the division ratio of the frequency divider
- INT is the programmable integer part of the division coefficient N
- FRAC and MOD are programmable numbers that determine the fractional part of the division coefficient N.
- the output signal of the frequency divider 5 is fed to the reference input of the frequency-phase detector 6.
- the signal of the controlled generator 9 is supplied to the second input of the frequency converter 4.
- the difference frequency signal is taken from the output of the frequency converter 4 and goes to the input of the frequency divider 7 with a variable division coefficient, the output signal of which goes to the second input of the frequency-phase detector 6.
- the frequency-phase detector 6 generates an error signal, p oportsionalny phase mismatch between the signals at its inputs. This signal, after filtering by the filter of the error signal 8, is fed to the frequency control input of the controlled generator 9.
- the frequencies of the controlled generator 9 and the reference generator 1 are related by
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201480020430.8A CN105122651A (zh) | 2013-04-09 | 2014-04-03 | 频率合成器 |
DE212014000065.3U DE212014000065U1 (de) | 2013-04-09 | 2014-04-03 | Frequenzsynthesizer |
US14/782,921 US20160105191A1 (en) | 2013-04-09 | 2014-04-03 | Frequency synthesizer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2013115792/08A RU2523188C1 (ru) | 2013-04-09 | 2013-04-09 | Синтезатор частот |
RU2013115792 | 2013-04-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014168516A1 true WO2014168516A1 (ru) | 2014-10-16 |
Family
ID=51217634
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/RU2014/000245 WO2014168516A1 (ru) | 2013-04-09 | 2014-04-03 | Синтезатор частот |
Country Status (5)
Country | Link |
---|---|
US (1) | US20160105191A1 (ru) |
CN (1) | CN105122651A (ru) |
DE (1) | DE212014000065U1 (ru) |
RU (1) | RU2523188C1 (ru) |
WO (1) | WO2014168516A1 (ru) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU184346U1 (ru) * | 2018-06-25 | 2018-10-22 | Акционерное общество "Научно-производственная фирма "Микран" | Синтезатор частот |
CN112187259B (zh) * | 2020-09-11 | 2022-10-14 | 中国电子科技集团公司第十三研究所 | 宽带捷变频率源 |
CN114421961B (zh) * | 2022-01-21 | 2025-01-21 | 中国电子科技集团公司第五十四研究所 | 一种Ka频段宽带小步进频率合成器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU785943A1 (ru) * | 1979-01-10 | 1980-12-07 | Воронежское Конструкторское Бюро Радиосвязи | Синтезатор частот |
SU1327288A1 (ru) * | 1985-10-10 | 1987-07-30 | Предприятие П/Я Г-4173 | Синтезатор частот |
RU2239940C2 (ru) * | 2002-01-28 | 2004-11-10 | Открытое акционерное общество "Ижевский радиозавод" | Синтезатор частот |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1396279A1 (ru) * | 1986-04-08 | 1988-05-15 | Предприятие П/Я В-2203 | Синтезатор частот |
US5604468A (en) * | 1996-04-22 | 1997-02-18 | Motorola, Inc. | Frequency synthesizer with temperature compensation and frequency multiplication and method of providing the same |
JP3351407B2 (ja) * | 1999-11-24 | 2002-11-25 | 日本電気株式会社 | 光受信器用cdr回路 |
US7020230B2 (en) * | 2001-12-28 | 2006-03-28 | Tropian, Inc. | Frequency synthesizer for dual mode receiver |
US7359458B2 (en) * | 2003-07-31 | 2008-04-15 | Analog Devices, Inc. | Structures and methods for capturing data from data bit streams |
US7250823B2 (en) * | 2005-05-25 | 2007-07-31 | Harris Corporation | Direct digital synthesis (DDS) phase locked loop (PLL) frequency synthesizer and associated methods |
US7508275B1 (en) * | 2006-09-14 | 2009-03-24 | Rockwell Collins, Inc. | Indirect analog synthesizer utilizing direct analog fractional frequency multiplier approach |
US8063986B2 (en) * | 2007-06-04 | 2011-11-22 | Himax Technologies Limited | Audio clock regenerator with precisely tracking mechanism |
US8164367B1 (en) * | 2009-01-15 | 2012-04-24 | Integrated Device Technology, Inc. | Spread spectrum clock generation technique for imaging applications |
US7816959B1 (en) * | 2009-02-23 | 2010-10-19 | Integrated Device Technology, Inc. | Clock circuit for reducing long term jitter |
US8502575B2 (en) * | 2010-09-28 | 2013-08-06 | Texas Instruments Incorporated | Fractional-N PLL using multiple phase comparison frequencies to improve spurious signal performance |
US20120112806A1 (en) * | 2010-11-09 | 2012-05-10 | Sony Corporation | Frequency synthesizer and frequency synthesizing method |
CN102651649B (zh) * | 2012-03-14 | 2014-06-18 | 北京航空航天大学 | 一种低相噪的微波宽带频率合成器设计方法 |
US9172381B2 (en) * | 2013-03-15 | 2015-10-27 | Hittite Microwave Corporation | Fast turn on system for a synthesized source signal |
-
2013
- 2013-04-09 RU RU2013115792/08A patent/RU2523188C1/ru active
-
2014
- 2014-04-03 US US14/782,921 patent/US20160105191A1/en not_active Abandoned
- 2014-04-03 CN CN201480020430.8A patent/CN105122651A/zh active Pending
- 2014-04-03 WO PCT/RU2014/000245 patent/WO2014168516A1/ru active Application Filing
- 2014-04-03 DE DE212014000065.3U patent/DE212014000065U1/de not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU785943A1 (ru) * | 1979-01-10 | 1980-12-07 | Воронежское Конструкторское Бюро Радиосвязи | Синтезатор частот |
SU1327288A1 (ru) * | 1985-10-10 | 1987-07-30 | Предприятие П/Я Г-4173 | Синтезатор частот |
RU2239940C2 (ru) * | 2002-01-28 | 2004-11-10 | Открытое акционерное общество "Ижевский радиозавод" | Синтезатор частот |
Also Published As
Publication number | Publication date |
---|---|
RU2523188C1 (ru) | 2014-07-20 |
US20160105191A1 (en) | 2016-04-14 |
DE212014000065U1 (de) | 2015-10-20 |
CN105122651A (zh) | 2015-12-02 |
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