HK1081738A1 - LC oscillator with wide tuning range and low phasenoise - Google Patents
LC oscillator with wide tuning range and low phasenoiseInfo
- Publication number
- HK1081738A1 HK1081738A1 HK06101477A HK06101477A HK1081738A1 HK 1081738 A1 HK1081738 A1 HK 1081738A1 HK 06101477 A HK06101477 A HK 06101477A HK 06101477 A HK06101477 A HK 06101477A HK 1081738 A1 HK1081738 A1 HK 1081738A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- phasenoise
- oscillator
- low
- tuning range
- wide tuning
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1206—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification
- H03B5/1212—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification the amplifier comprising a pair of transistors, wherein an output terminal of each being connected to an input terminal of the other, e.g. a cross coupled pair
- H03B5/1215—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification the amplifier comprising a pair of transistors, wherein an output terminal of each being connected to an input terminal of the other, e.g. a cross coupled pair the current source or degeneration circuit being in common to both transistors of the pair, e.g. a cross-coupled long-tailed pair
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1228—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more field effect transistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
- H03B5/1262—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising switched elements
- H03B5/1265—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising switched elements switched capacitors
-
- 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
- H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
- H03B2201/02—Varying the frequency of the oscillations by electronic means
- H03B2201/025—Varying the frequency of the oscillations by electronic means the means being an electronic switch for switching in or out oscillator elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J2200/00—Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
- H03J2200/10—Tuning of a resonator by means of digitally controlled capacitor bank
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US38674102P | 2002-06-10 | 2002-06-10 | |
US10/443,835 US6876266B2 (en) | 2002-06-10 | 2003-05-23 | LC oscillator with wide tuning range and low phase noise |
PCT/US2003/015402 WO2003105346A1 (en) | 2002-06-10 | 2003-06-05 | Lc oscillator with wide tuning range and low phase noise |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1081738A1 true HK1081738A1 (en) | 2006-05-19 |
Family
ID=29715445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK06101477A HK1081738A1 (en) | 2002-06-10 | 2006-02-03 | LC oscillator with wide tuning range and low phasenoise |
Country Status (11)
Country | Link |
---|---|
US (1) | US6876266B2 (xx) |
EP (1) | EP1514351B1 (xx) |
JP (1) | JP5036966B2 (xx) |
KR (1) | KR20060012239A (xx) |
CN (1) | CN100379153C (xx) |
AU (1) | AU2003234612A1 (xx) |
CA (1) | CA2488631C (xx) |
DE (1) | DE60317669T2 (xx) |
HK (1) | HK1081738A1 (xx) |
TW (1) | TWI323979B (xx) |
WO (1) | WO2003105346A1 (xx) |
Families Citing this family (39)
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JP2004229102A (ja) * | 2003-01-24 | 2004-08-12 | Nec Electronics Corp | 電圧制御発振器 |
JP2004266571A (ja) * | 2003-02-28 | 2004-09-24 | Nec Electronics Corp | 電圧制御発振器 |
TWI361479B (en) * | 2003-08-28 | 2012-04-01 | Gct Semiconductor Inc | Integrated circuit package having inductance loop formed from a bridge interconnect |
TWI357651B (en) * | 2003-08-28 | 2012-02-01 | Gct Semiconductor Inc | Integrated circuit package having inductance loop |
TW200520121A (en) * | 2003-08-28 | 2005-06-16 | Gct Semiconductor Inc | Integrated circuit package having an inductance loop formed from a multi-loop configuration |
EP1716634B1 (en) * | 2004-02-20 | 2020-03-04 | GCT Semiconductor, Inc. | Improvement of the coarse tuning time in pll with lc oscillator |
US8095813B2 (en) * | 2004-03-22 | 2012-01-10 | Integrated Device Technology, Inc | Integrated circuit systems having processor-controlled clock signal generators therein that support efficient power management |
US7719371B2 (en) * | 2004-03-22 | 2010-05-18 | Integrated Device Technology, Inc. | Spread spectrum clock and reference signal generator |
US7456699B2 (en) * | 2004-03-22 | 2008-11-25 | Mobius Microsystems, Inc. | Frequency controller for a monolithic clock generator and timing/frequency reference |
US20090146751A1 (en) * | 2007-12-05 | 2009-06-11 | Mobius Microsystems, Inc. | Clock, Frequency Reference, and Other Reference Signal Generator |
US7336134B1 (en) * | 2004-06-25 | 2008-02-26 | Rf Micro Devices, Inc. | Digitally controlled oscillator |
JP2006157767A (ja) * | 2004-12-01 | 2006-06-15 | Renesas Technology Corp | 発振回路を内蔵した通信用半導体集積回路および通信システム並びに半導体集積回路の製造方法 |
US7212073B2 (en) * | 2005-02-02 | 2007-05-01 | Skyworks Solutions, Inc. | Capacitive tuning network for low gain digitally controlled oscillator |
US7782151B2 (en) * | 2005-05-25 | 2010-08-24 | Integrated Device Technology Inc. | VCO digital range selection |
US20060267694A1 (en) * | 2005-05-25 | 2006-11-30 | Integrated Device Technology, Inc. | VCO with large frequency range but low control voltage gain |
US7583154B1 (en) | 2005-09-30 | 2009-09-01 | Cypress Semiconductor Corporation | Voltage controlled oscillator |
US7362192B1 (en) | 2005-11-18 | 2008-04-22 | Marvell International Ltd. | Low noise voltage-controlled oscillator |
KR100760196B1 (ko) * | 2005-12-08 | 2007-09-20 | 한국전자통신연구원 | 적응성 부성 저항셀을 장착한 멀티밴드용 lc 공조전압제어발진기 |
US20070188255A1 (en) * | 2006-02-10 | 2007-08-16 | Roland Strandberg | Oscillator gain equalization |
JP2007228339A (ja) * | 2006-02-24 | 2007-09-06 | Renesas Technology Corp | 発振回路を内蔵した通信用半導体集積回路 |
US20070247237A1 (en) * | 2006-03-31 | 2007-10-25 | Broadcom Corporation | Technique for reducing capacitance of a switched capacitor array |
JP2008085857A (ja) * | 2006-09-28 | 2008-04-10 | Mitsumi Electric Co Ltd | 電圧制御型発振回路 |
JP2008098731A (ja) * | 2006-10-06 | 2008-04-24 | Niigata Seimitsu Kk | 電圧制御発振器 |
KR100826444B1 (ko) * | 2006-10-26 | 2008-04-29 | 삼성전기주식회사 | 디제너레이션 저항을 이용한 광대역 전압제어발진기 |
TW200828781A (en) * | 2006-12-21 | 2008-07-01 | Holtek Semiconductor Inc | Variable and multi-combination RC oscillator |
CN101064494B (zh) * | 2007-04-11 | 2014-12-31 | 天津滨海鼎芯科技有限公司 | 一种频率可调的晶体振荡电路 |
US7978017B2 (en) * | 2007-12-05 | 2011-07-12 | Integrated Device Technology, Inc. | Control voltage generator for a clock, frequency reference, and other reference signal generator |
US20090146748A1 (en) * | 2007-12-05 | 2009-06-11 | Mobius Microsystems, Inc. | Amplitude Controller for a Clock, Frequency Reference, and Other Reference Signal Generator |
US8093958B2 (en) * | 2007-12-05 | 2012-01-10 | Integrated Device Technology, Inc. | Clock, frequency reference, and other reference signal generator with a controlled quality factor |
US20090146750A1 (en) * | 2007-12-05 | 2009-06-11 | Mobius Microsystems, Inc. | Common Mode Controller for a Clock, Frequency Reference, and Other Reference Signal Generator |
US8134414B2 (en) * | 2009-04-24 | 2012-03-13 | Integrated Device Technology, Inc. | Clock, frequency reference, and other reference signal generator with frequency stability over temperature variation |
US8164159B1 (en) | 2009-07-18 | 2012-04-24 | Intergrated Device Technologies, inc. | Semiconductor resonators with electromagnetic and environmental shielding and methods of forming same |
JP5764082B2 (ja) * | 2012-03-06 | 2015-08-12 | 株式会社アドバンテスト | ワイヤレス受電装置、ワイヤレス給電装置およびワイヤレス送電システム |
WO2013136766A1 (ja) * | 2012-03-12 | 2013-09-19 | セイコーエプソン株式会社 | 電圧制御発振器、信号発生装置、及び、電子機器 |
US10431991B2 (en) | 2015-09-23 | 2019-10-01 | Intel Corporation | Tuning in a wireless power transmitter |
JP6691287B2 (ja) * | 2015-11-18 | 2020-04-28 | 株式会社ソシオネクスト | 電圧制御発振回路及びpll回路 |
US10027295B2 (en) * | 2016-03-30 | 2018-07-17 | Texas Instruments Incorporated | Common mode gain trimming for amplifier |
KR102273842B1 (ko) | 2019-05-02 | 2021-07-06 | 주식회사 웨이브피아 | 온도 보상이 가능한 lc 오실레이터 |
EP3852272A1 (en) * | 2020-01-14 | 2021-07-21 | University College Dublin, National University of Ireland, Dublin | A fractional-n frequency synthesizer based on a charge-sharing locking technique |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2120478B (en) * | 1982-04-22 | 1985-10-16 | Standard Telephones Cables Ltd | Voltage controlled oscillator |
JPS6012827A (ja) * | 1983-07-01 | 1985-01-23 | Yaesu Musen Co Ltd | Pll |
JPS60145720U (ja) * | 1984-03-09 | 1985-09-27 | 日本電信電話株式会社 | デイジタル制御形圧電発振回路 |
JPS6286907A (ja) * | 1985-10-11 | 1987-04-21 | Matsushima Kogyo Co Ltd | 水晶発振回路 |
US5175884A (en) * | 1990-06-01 | 1992-12-29 | Motorola, Inc. | Voltage controlled oscillator with current control |
US5418503A (en) * | 1993-03-08 | 1995-05-23 | Ericsson Ge Mobile Communications Inc. | Compensation of transient frequency drift in oscillator circuits |
JP2581398B2 (ja) * | 1993-07-12 | 1997-02-12 | 日本電気株式会社 | Pll周波数シンセサイザ |
US5739730A (en) * | 1995-12-22 | 1998-04-14 | Microtune, Inc. | Voltage controlled oscillator band switching technique |
US5936474A (en) * | 1996-04-02 | 1999-08-10 | U.S. Philips Corporation | Oscillator having correction element switchable by a fuse |
GB2317279B (en) * | 1996-09-11 | 2001-01-24 | Nec Technologies | Frequency synthesisers |
US6137372A (en) * | 1998-05-29 | 2000-10-24 | Silicon Laboratories Inc. | Method and apparatus for providing coarse and fine tuning control for synthesizing high-frequency signals for wireless communications |
US6218909B1 (en) * | 1998-10-23 | 2001-04-17 | Texas Insturments Israel Ltd. | Multiple frequency band voltage controlled oscillator |
CA2380923C (en) * | 1999-08-02 | 2008-04-01 | Qualcomm Incorporated | Method and apparatus for multiple band voltage controlled oscillator with noise immunity |
DE10061241A1 (de) * | 2000-12-08 | 2002-06-27 | Infineon Technologies Ag | Oszillatorschaltung |
-
2003
- 2003-05-23 US US10/443,835 patent/US6876266B2/en not_active Expired - Lifetime
- 2003-06-05 CA CA2488631A patent/CA2488631C/en not_active Expired - Lifetime
- 2003-06-05 JP JP2004512293A patent/JP5036966B2/ja not_active Expired - Lifetime
- 2003-06-05 CN CNB038164760A patent/CN100379153C/zh not_active Expired - Fee Related
- 2003-06-05 KR KR1020047019570A patent/KR20060012239A/ko not_active Application Discontinuation
- 2003-06-05 EP EP03728954A patent/EP1514351B1/en not_active Expired - Lifetime
- 2003-06-05 WO PCT/US2003/015402 patent/WO2003105346A1/en active IP Right Grant
- 2003-06-05 DE DE60317669T patent/DE60317669T2/de not_active Expired - Lifetime
- 2003-06-05 AU AU2003234612A patent/AU2003234612A1/en not_active Abandoned
- 2003-06-09 TW TW092115527A patent/TWI323979B/zh not_active IP Right Cessation
-
2006
- 2006-02-03 HK HK06101477A patent/HK1081738A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN100379153C (zh) | 2008-04-02 |
JP2005529536A (ja) | 2005-09-29 |
EP1514351A1 (en) | 2005-03-16 |
CA2488631C (en) | 2014-01-07 |
EP1514351A4 (en) | 2005-12-07 |
US20030227340A1 (en) | 2003-12-11 |
KR20060012239A (ko) | 2006-02-07 |
CA2488631A1 (en) | 2003-12-18 |
JP5036966B2 (ja) | 2012-09-26 |
WO2003105346A1 (en) | 2003-12-18 |
TW200409468A (en) | 2004-06-01 |
CN1669222A (zh) | 2005-09-14 |
AU2003234612A1 (en) | 2003-12-22 |
US6876266B2 (en) | 2005-04-05 |
DE60317669T2 (de) | 2008-10-30 |
TWI323979B (en) | 2010-04-21 |
EP1514351B1 (en) | 2007-11-21 |
DE60317669D1 (de) | 2008-01-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20190604 |