TWI350658B - Digital delay line based frequency synthesizer and related method - Google Patents
Digital delay line based frequency synthesizer and related methodInfo
- Publication number
- TWI350658B TWI350658B TW097103850A TW97103850A TWI350658B TW I350658 B TWI350658 B TW I350658B TW 097103850 A TW097103850 A TW 097103850A TW 97103850 A TW97103850 A TW 97103850A TW I350658 B TWI350658 B TW I350658B
- Authority
- TW
- Taiwan
- Prior art keywords
- delay line
- frequency synthesizer
- line based
- related method
- digital delay
- Prior art date
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
-
- 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
- H03L7/0812—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used
- H03L7/0814—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used the phase shifting device being digitally controlled
-
- 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
- H03L7/07—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop using several loops, e.g. for redundant clock signal generation
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US88894907P | 2007-02-09 | 2007-02-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200835159A TW200835159A (en) | 2008-08-16 |
TWI350658B true TWI350658B (en) | 2011-10-11 |
Family
ID=39597791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW097103850A TWI350658B (en) | 2007-02-09 | 2008-02-01 | Digital delay line based frequency synthesizer and related method |
Country Status (4)
Country | Link |
---|---|
US (1) | US8149022B2 (zh) |
CN (1) | CN101242184B (zh) |
DE (1) | DE102008008050B4 (zh) |
TW (1) | TWI350658B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9024693B2 (en) | 2013-06-06 | 2015-05-05 | Industrial Technology Research Institute | Crystal-less clock generator and operation method thereof |
CN104967449A (zh) * | 2014-03-31 | 2015-10-07 | 英特尔Ip公司 | 装置、用于获得校准数据和生成本地振荡器信号的方法 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7783467B2 (en) * | 2005-12-10 | 2010-08-24 | Electronics And Telecommunications Research Institute | Method for digital system modeling by using higher software simulator |
TWI364169B (en) * | 2008-12-09 | 2012-05-11 | Sunplus Technology Co Ltd | All digital phase locked loop circuit |
CN101789783B (zh) * | 2009-01-22 | 2013-05-29 | 中芯国际集成电路制造(上海)有限公司 | 数字延迟锁相环 |
US8044742B2 (en) | 2009-03-11 | 2011-10-25 | Qualcomm Incorporated | Wideband phase modulator |
TWI422157B (zh) * | 2009-12-02 | 2014-01-01 | Mstar Semiconductor Inc | 相位產生裝置及相位產生方法 |
US8588720B2 (en) * | 2009-12-15 | 2013-11-19 | Qualcomm Incorproated | Signal decimation techniques |
WO2013048525A1 (en) * | 2011-10-01 | 2013-04-04 | Intel Corporation | Digital fractional frequency divider |
US9000858B2 (en) | 2012-04-25 | 2015-04-07 | Qualcomm Incorporated | Ultra-wide band frequency modulator |
US9490830B2 (en) | 2013-01-09 | 2016-11-08 | Star Dynamics Corporation | Method and apparatus for synthesis of wideband low phase noise radio frequency signals |
IL224819A (en) | 2013-02-20 | 2016-09-29 | E Levy Raphael | Frequency Generator Testing System and Method |
DE102013114367B4 (de) * | 2013-12-18 | 2017-02-02 | Intel IP Corporation | Eine Schaltung, ein Verfahren und ein Synthesizer für das Generieren eines synthetisierten Signals mit einer wählbaren Frequenz |
US10153777B2 (en) * | 2016-09-30 | 2018-12-11 | Texas Instruments Incorporated | Fractional frequency clock divider with direct division |
US10855294B2 (en) | 2016-11-08 | 2020-12-01 | Texas Instruments Incorporated | High linearity phase interpolator |
US9853650B1 (en) * | 2016-11-21 | 2017-12-26 | Realtek Semiconductor Corp. | Method and apparatus of frequency synthesis |
CN108736888B (zh) * | 2017-04-18 | 2021-10-08 | 博通集成电路(上海)股份有限公司 | 用于补偿分数n频率综合器中的量化噪声的电路 |
JP7193914B2 (ja) * | 2017-11-17 | 2022-12-21 | ローム株式会社 | 可変遅延回路、pll周波数シンセサイザ、電子機器 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4975931A (en) * | 1988-12-19 | 1990-12-04 | Hughes Aircraft Company | High speed programmable divider |
US5202642A (en) * | 1991-05-09 | 1993-04-13 | Iomega Corporation | Apparatus and method for fractional frequency division |
US5889436A (en) * | 1996-11-01 | 1999-03-30 | National Semiconductor Corporation | Phase locked loop fractional pulse swallowing frequency synthesizer |
KR100237567B1 (ko) * | 1997-05-07 | 2000-01-15 | 김영환 | 지연잠금 회로 |
DE19840241C1 (de) * | 1998-09-03 | 2000-03-23 | Siemens Ag | Digitaler PLL (Phase Locked Loop)-Frequenzsynthesizer |
WO2001024420A1 (en) * | 1999-09-27 | 2001-04-05 | Parthus Technologies Plc | Method and apparatus for in the field wireless device calibration |
GB0003740D0 (en) | 2000-02-17 | 2000-04-05 | Nokia Networks Oy | Frequency synthesiser |
US6445232B1 (en) * | 2000-08-31 | 2002-09-03 | Xilinx, Inc. | Digital clock multiplier and divider with output waveform shaping |
US6856791B2 (en) | 2002-03-14 | 2005-02-15 | Ericsson Inc. | Direct automatic frequency control method and apparatus |
JP4629310B2 (ja) * | 2003-01-29 | 2011-02-09 | ルネサスエレクトロニクス株式会社 | 位相同期回路 |
SE0301005D0 (sv) | 2003-04-03 | 2003-04-03 | Ericsson Telefon Ab L M | Method and system of jitter compensation |
DE10326164A1 (de) | 2003-06-10 | 2004-12-30 | Schreiber, Ekkehard, Dipl.-Phys. | Frequenzsynthesizer hoher Auflösung mit einstufigem Phasenregelkreis |
US7274231B1 (en) * | 2005-09-15 | 2007-09-25 | Integrated Device Technology, Inc. | Low jitter frequency synthesizer |
-
2008
- 2008-01-29 US US12/021,306 patent/US8149022B2/en not_active Expired - Fee Related
- 2008-02-01 TW TW097103850A patent/TWI350658B/zh not_active IP Right Cessation
- 2008-02-05 CN CN2008100807138A patent/CN101242184B/zh not_active Expired - Fee Related
- 2008-02-08 DE DE102008008050.0A patent/DE102008008050B4/de not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9024693B2 (en) | 2013-06-06 | 2015-05-05 | Industrial Technology Research Institute | Crystal-less clock generator and operation method thereof |
CN104967449A (zh) * | 2014-03-31 | 2015-10-07 | 英特尔Ip公司 | 装置、用于获得校准数据和生成本地振荡器信号的方法 |
TWI568191B (zh) * | 2014-03-31 | 2017-01-21 | 英特爾智財公司 | 電路、積體電路、發射器、接收器、收發器、用以獲得校準資料之方法及用以產生本地振盪器信號之方法 |
CN104967449B (zh) * | 2014-03-31 | 2018-10-12 | 英特尔Ip公司 | 装置、用于获得校准数据和生成本地振荡器信号的方法 |
Also Published As
Publication number | Publication date |
---|---|
DE102008008050A1 (de) | 2008-08-14 |
CN101242184B (zh) | 2013-08-21 |
DE102008008050B4 (de) | 2017-08-24 |
CN101242184A (zh) | 2008-08-13 |
US8149022B2 (en) | 2012-04-03 |
TW200835159A (en) | 2008-08-16 |
US20080191750A1 (en) | 2008-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |