TW200703933A - Voltage controlled oscillator - Google Patents
Voltage controlled oscillatorInfo
- Publication number
- TW200703933A TW200703933A TW095118705A TW95118705A TW200703933A TW 200703933 A TW200703933 A TW 200703933A TW 095118705 A TW095118705 A TW 095118705A TW 95118705 A TW95118705 A TW 95118705A TW 200703933 A TW200703933 A TW 200703933A
- Authority
- TW
- Taiwan
- Prior art keywords
- controlled oscillator
- voltage controlled
- digital data
- data used
- mos transistor
- 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
- 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
- H03B5/1206—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
- H03B5/1237—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
- H03B5/124—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 a voltage dependent 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
- H03B5/1237—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
- H03B5/1271—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 frequency being controlled by a control current, i.e. current controlled oscillators
-
- 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
- H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
- H03B2200/006—Functional aspects of oscillators
- H03B2200/0088—Reduction of noise
-
- 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
- H03B2202/00—Aspects of oscillators relating to reduction of undesired oscillations
- H03B2202/06—Reduction of undesired oscillations through modification of a bias voltage, e.g. selecting the operation point of an active device
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005158632A JP2006339727A (ja) | 2005-05-31 | 2005-05-31 | 電圧制御発振器 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200703933A true TW200703933A (en) | 2007-01-16 |
Family
ID=37481338
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW095118705A TW200703933A (en) | 2005-05-31 | 2006-05-26 | Voltage controlled oscillator |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2006339727A (zh) |
TW (1) | TW200703933A (zh) |
WO (1) | WO2006129405A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI619336B (zh) * | 2012-07-09 | 2018-03-21 | 高通公司 | 充電泵調節器電路及其操作方法 |
US11463045B2 (en) | 2018-09-25 | 2022-10-04 | Sony Semiconductor Solutions Corporation | Oscillator circuit and radio receiver |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5553855B2 (ja) * | 2005-11-09 | 2014-07-16 | ルネサスエレクトロニクス株式会社 | 電圧制御発振器およびそれを用いた情報機器 |
JP2008252774A (ja) * | 2007-03-30 | 2008-10-16 | Nec Electronics Corp | 電圧制御発振器、及び電圧制御発振方法 |
JP2009284329A (ja) * | 2008-05-23 | 2009-12-03 | Toshiba Corp | 半導体集積回路装置 |
JP2010161438A (ja) * | 2009-01-06 | 2010-07-22 | Epson Toyocom Corp | 圧電発振器 |
JP5117426B2 (ja) * | 2009-02-25 | 2013-01-16 | ルネサスエレクトロニクス株式会社 | 発振回路 |
US8018293B2 (en) * | 2009-06-17 | 2011-09-13 | Qualcomm Incorporated | Configurable wide tuning range oscillator core |
JP5747761B2 (ja) * | 2011-09-22 | 2015-07-15 | 富士通株式会社 | デジタル−アナログ変換器及び半導体集積回路 |
KR101481467B1 (ko) * | 2013-12-17 | 2015-01-16 | 한국교통대학교산학협력단 | 직렬 lc 공진회로를 가지는 저위상잡음 cmos 전압제어 발진기 |
US9634607B2 (en) | 2014-03-11 | 2017-04-25 | Qualcomm Incorporated | Low noise and low power voltage-controlled oscillator (VCO) using transconductance (gm) degeneration |
US10291237B2 (en) | 2016-04-11 | 2019-05-14 | Mediatek Inc. | Oscillator circuit with reconfigurable oscillator amplifier and/or hybrid amplitude calibration circuit and associated method |
CN114006584B (zh) * | 2022-01-04 | 2022-04-22 | 广州瀚辰信息科技有限公司 | 超再生振荡器的尾电流电路及超再生振荡器 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3923690B2 (ja) * | 1999-10-05 | 2007-06-06 | 株式会社東芝 | 電圧制御発振装置 |
JP2004096510A (ja) * | 2002-08-30 | 2004-03-25 | Fujitsu Ltd | 発振器 |
JP2004266571A (ja) * | 2003-02-28 | 2004-09-24 | Nec Electronics Corp | 電圧制御発振器 |
JP2004320647A (ja) * | 2003-04-18 | 2004-11-11 | Yasuhiro Sugimoto | 可変遅延時間パルス増幅器 |
JP2006086740A (ja) * | 2004-09-15 | 2006-03-30 | Matsushita Electric Ind Co Ltd | 電圧制御発振器及び通信用半導体集積回路 |
-
2005
- 2005-05-31 JP JP2005158632A patent/JP2006339727A/ja active Pending
-
2006
- 2006-03-10 WO PCT/JP2006/304807 patent/WO2006129405A1/ja active Application Filing
- 2006-05-26 TW TW095118705A patent/TW200703933A/zh unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI619336B (zh) * | 2012-07-09 | 2018-03-21 | 高通公司 | 充電泵調節器電路及其操作方法 |
US11463045B2 (en) | 2018-09-25 | 2022-10-04 | Sony Semiconductor Solutions Corporation | Oscillator circuit and radio receiver |
Also Published As
Publication number | Publication date |
---|---|
WO2006129405A1 (ja) | 2006-12-07 |
JP2006339727A (ja) | 2006-12-14 |
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