DE602005009526D1 - Schaltung zur q-verbesserung und verfahren - Google Patents
Schaltung zur q-verbesserung und verfahrenInfo
- Publication number
- DE602005009526D1 DE602005009526D1 DE602005009526T DE602005009526T DE602005009526D1 DE 602005009526 D1 DE602005009526 D1 DE 602005009526D1 DE 602005009526 T DE602005009526 T DE 602005009526T DE 602005009526 T DE602005009526 T DE 602005009526T DE 602005009526 D1 DE602005009526 D1 DE 602005009526D1
- Authority
- DE
- Germany
- Prior art keywords
- improvement
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H11/10—Frequency selective two-port networks using negative impedance converters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/46—One-port networks
- H03H11/52—One-port networks simulating negative resistances
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/03—Frequency selective two-port networks comprising means for compensation of loss
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/864,158 US7202762B2 (en) | 2004-06-09 | 2004-06-09 | Q enhancement circuit and method |
PCT/US2005/012300 WO2006001878A1 (en) | 2004-06-09 | 2005-04-11 | Q enhancement circuit and method |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602005009526D1 true DE602005009526D1 (de) | 2008-10-16 |
Family
ID=34965205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602005009526T Active DE602005009526D1 (de) | 2004-06-09 | 2005-04-11 | Schaltung zur q-verbesserung und verfahren |
Country Status (7)
Country | Link |
---|---|
US (1) | US7202762B2 (de) |
EP (1) | EP1754308B1 (de) |
JP (1) | JP4659832B2 (de) |
KR (1) | KR100866235B1 (de) |
DE (1) | DE602005009526D1 (de) |
NO (1) | NO20070078L (de) |
WO (1) | WO2006001878A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7884680B2 (en) * | 2008-06-30 | 2011-02-08 | Infineon Technologies Ag | Dynamically adjustable Q-factors |
DE102009012767B4 (de) * | 2009-03-12 | 2013-05-23 | Texas Instruments Deutschland Gmbh | Geschaltete Spannungsversorgung mit Stromabtastung |
US9124279B2 (en) | 2012-09-03 | 2015-09-01 | Tensorcom, Inc. | Method and apparatus for an active negative-capacitor circuit to cancel the input capacitance of comparators |
RU2712784C1 (ru) * | 2019-02-04 | 2020-01-31 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Ростовский государственный университет путей сообщения" (ФГБОУ ВО РГУПС) | Способ измерения добротности резонатора |
US11047139B2 (en) | 2019-07-09 | 2021-06-29 | Schluter Systems L.P. | Veneer profile with fastening feature and related methods |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2181914B (en) * | 1985-10-22 | 1989-09-20 | Plessey Co Plc | Frequency doubling oscillator and heterodyne circuit incorporating same |
JP3381283B2 (ja) | 1991-12-24 | 2003-02-24 | 株式会社デンソー | 可変リアクタンス回路およびこれを用いた可変整合回路 |
US5892425A (en) * | 1997-04-10 | 1999-04-06 | Virginia Tech Intellectual Properties, Inc. | Interwound center-tapped spiral inductor |
JPH11330851A (ja) * | 1998-05-11 | 1999-11-30 | Matsushita Electric Ind Co Ltd | 発振器 |
JP3923690B2 (ja) * | 1999-10-05 | 2007-06-06 | 株式会社東芝 | 電圧制御発振装置 |
US6681103B1 (en) * | 2000-08-25 | 2004-01-20 | Sige Semiconductor Inc. | On-chip image reject filter |
US6469586B1 (en) * | 2000-08-25 | 2002-10-22 | Sige Semiconductor Inc. | Low voltage voltage-controlled oscillator topology |
US6778023B2 (en) | 2001-07-31 | 2004-08-17 | Nokia Corporation | Tunable filter and method of tuning a filter |
JP2003045722A (ja) * | 2001-08-01 | 2003-02-14 | Sony Corp | インダクタ素子、および、インダクタ素子を用いた集積回路 |
US6680655B2 (en) * | 2001-08-01 | 2004-01-20 | Sige Semiconductor Inc. | Automatic gain control for a voltage controlled oscillator |
US6621331B2 (en) * | 2001-08-07 | 2003-09-16 | Hrl Laboratories, Llc | Variable negative resistance cell for bipolar integrated circuits |
US6930562B2 (en) * | 2002-07-16 | 2005-08-16 | Matsushita Electric Industrial Co., Ltd. | Oscillation with multiple series circuits in parallel |
US6650163B1 (en) * | 2002-08-08 | 2003-11-18 | International Business Machines Corporation | Clock generator for integrated circuit |
JP4245391B2 (ja) * | 2003-03-27 | 2009-03-25 | 株式会社ルネサステクノロジ | 無線通信システムおよび通信用半導体集積回路 |
US6970048B1 (en) * | 2003-12-12 | 2005-11-29 | National Semiconductor Corporation | Inductive-capacitive (LC) based quadrature voltage controlled oscillator (VCO) with deterministic quadrature signal phase relationship |
US20050156681A1 (en) * | 2004-01-20 | 2005-07-21 | Koji Takinami | Voltage controlled oscillator |
KR100615552B1 (ko) * | 2004-06-01 | 2006-08-25 | 학교법인 한국정보통신학원 | 직렬 교차 연결된 상보형 트랜지스터를 이용한 전압 제어발진기 및 이를 이용한 신호 송수신 장치 |
-
2004
- 2004-06-09 US US10/864,158 patent/US7202762B2/en not_active Expired - Fee Related
-
2005
- 2005-04-11 EP EP05735127A patent/EP1754308B1/de not_active Expired - Fee Related
- 2005-04-11 JP JP2007527230A patent/JP4659832B2/ja not_active Expired - Fee Related
- 2005-04-11 WO PCT/US2005/012300 patent/WO2006001878A1/en not_active Application Discontinuation
- 2005-04-11 KR KR1020067025933A patent/KR100866235B1/ko not_active IP Right Cessation
- 2005-04-11 DE DE602005009526T patent/DE602005009526D1/de active Active
-
2007
- 2007-01-05 NO NO20070078A patent/NO20070078L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
KR20070014196A (ko) | 2007-01-31 |
KR100866235B1 (ko) | 2008-10-30 |
US7202762B2 (en) | 2007-04-10 |
WO2006001878A1 (en) | 2006-01-05 |
NO20070078L (no) | 2007-01-05 |
EP1754308B1 (de) | 2008-09-03 |
JP2008503178A (ja) | 2008-01-31 |
US20050275490A1 (en) | 2005-12-15 |
JP4659832B2 (ja) | 2011-03-30 |
EP1754308A1 (de) | 2007-02-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |