FI20001525A - Sovituspiiri - Google Patents
Sovituspiiri Download PDFInfo
- Publication number
- FI20001525A FI20001525A FI20001525A FI20001525A FI20001525A FI 20001525 A FI20001525 A FI 20001525A FI 20001525 A FI20001525 A FI 20001525A FI 20001525 A FI20001525 A FI 20001525A FI 20001525 A FI20001525 A FI 20001525A
- Authority
- FI
- Finland
- Prior art keywords
- matching circuit
- matching
- circuit
- Prior art date
Links
Classifications
-
- 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
- H03H7/38—Impedance-matching networks
- H03H7/40—Automatic matching of load impedance to source impedance
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20001525A FI109382B (fi) | 2000-06-27 | 2000-06-27 | Sovituspiiri |
EP01000239A EP1168608B1 (en) | 2000-06-27 | 2001-06-21 | Matching circuit |
DE60125100T DE60125100T2 (de) | 2000-06-27 | 2001-06-21 | Impedanzanpassungsnetzwerk |
JP2001194820A JP2002084148A (ja) | 2000-06-27 | 2001-06-27 | 増幅器を負荷インピーダンスに適応させるための整合回路と方法 |
US09/892,674 US6670864B2 (en) | 2000-06-27 | 2001-06-27 | Matching circuit including a MEMS capacitor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20001525 | 2000-06-27 | ||
FI20001525A FI109382B (fi) | 2000-06-27 | 2000-06-27 | Sovituspiiri |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20001525A0 FI20001525A0 (fi) | 2000-06-27 |
FI20001525A true FI20001525A (fi) | 2001-12-28 |
FI109382B FI109382B (fi) | 2002-07-15 |
Family
ID=8558654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20001525A FI109382B (fi) | 2000-06-27 | 2000-06-27 | Sovituspiiri |
Country Status (5)
Country | Link |
---|---|
US (1) | US6670864B2 (fi) |
EP (1) | EP1168608B1 (fi) |
JP (1) | JP2002084148A (fi) |
DE (1) | DE60125100T2 (fi) |
FI (1) | FI109382B (fi) |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7208021B1 (en) | 2001-09-02 | 2007-04-24 | Borealis Technical Limited | Fabrication of close-spaced MEMS devices by method of precise adhesion regulation |
KR100465235B1 (ko) * | 2002-04-16 | 2005-01-13 | 삼성전자주식회사 | 정전용량에 의해 rf 신호에 대한 전력을 측정하는 rf파워센서 |
US6977562B2 (en) * | 2002-09-19 | 2005-12-20 | Agilent Technologies, Inc. | Self-tuned matching network for high efficient power amplifiers |
US6803774B2 (en) * | 2002-09-23 | 2004-10-12 | Agilent Technologies, Inc. | MEMS varactor for measuring RF power |
US6661069B1 (en) * | 2002-10-22 | 2003-12-09 | International Business Machines Corporation | Micro-electromechanical varactor with enhanced tuning range |
KR20040045147A (ko) * | 2002-11-22 | 2004-06-01 | 한국과학기술원 | 높은 효율을 갖는 전력 증폭기 |
US8098114B2 (en) | 2003-03-14 | 2012-01-17 | Ntt Docomo, Inc. | Matching circuit |
US6958665B2 (en) * | 2003-04-02 | 2005-10-25 | Raytheon Company | Micro electro-mechanical system (MEMS) phase shifter |
EP1499020A1 (de) * | 2003-07-17 | 2005-01-19 | Siemens Aktiengesellschaft | Schaltungsanordnung und Verfahren zur Anpassung der Stromaufnahme und der Ausgangsleistung von Leistungsverstärkern in Mobilfunktelefonen an verschiedene Umgebungsbedingungen |
US20050040909A1 (en) * | 2003-08-20 | 2005-02-24 | Waight Matthew Glenn | Broadband integrated digitally tunable filters |
US20060038632A1 (en) * | 2004-08-20 | 2006-02-23 | Dow-Chih Niu | Series-parallel resonant matching circuit and broadband amplifier thereof |
US7657242B2 (en) * | 2004-09-27 | 2010-02-02 | Qualcomm Mems Technologies, Inc. | Selectable capacitance circuit |
US7653371B2 (en) * | 2004-09-27 | 2010-01-26 | Qualcomm Mems Technologies, Inc. | Selectable capacitance circuit |
US7224241B2 (en) * | 2005-03-04 | 2007-05-29 | Jue Martin F | Extended matching range tuner |
US7279979B2 (en) * | 2005-09-12 | 2007-10-09 | Nokia Corporation | Method and arrangement for adjusting an output impedance of a power amplifier |
US7332980B2 (en) * | 2005-09-22 | 2008-02-19 | Samsung Electronics Co., Ltd. | System and method for a digitally tunable impedance matching network |
US8447234B2 (en) * | 2006-01-18 | 2013-05-21 | Qualcomm Incorporated | Method and system for powering an electronic device via a wireless link |
US9130602B2 (en) | 2006-01-18 | 2015-09-08 | Qualcomm Incorporated | Method and apparatus for delivering energy to an electrical or electronic device via a wireless link |
US7671693B2 (en) * | 2006-02-17 | 2010-03-02 | Samsung Electronics Co., Ltd. | System and method for a tunable impedance matching network |
US7545622B2 (en) * | 2006-03-08 | 2009-06-09 | Wispry, Inc. | Micro-electro-mechanical system (MEMS) variable capacitors and actuation components and related methods |
WO2008007330A2 (en) * | 2006-07-12 | 2008-01-17 | Nxp B.V. | Load-line adaptation |
US8204458B2 (en) * | 2006-07-13 | 2012-06-19 | Freescale Semiconductor, Inc. | Transmitting device and method of tuning the transmitting device |
JP4919819B2 (ja) | 2007-01-24 | 2012-04-18 | 富士通株式会社 | マイクロマシンデバイスの駆動制御方法および装置 |
JP2008205793A (ja) * | 2007-02-20 | 2008-09-04 | Toshiba Corp | 高周波整合回路 |
US9774086B2 (en) | 2007-03-02 | 2017-09-26 | Qualcomm Incorporated | Wireless power apparatus and methods |
JP4610576B2 (ja) * | 2007-03-30 | 2011-01-12 | 富士通株式会社 | マイクロマシンデバイスの駆動制御方法および装置 |
US9124120B2 (en) | 2007-06-11 | 2015-09-01 | Qualcomm Incorporated | Wireless power system and proximity effects |
KR20130036071A (ko) | 2007-08-09 | 2013-04-09 | 퀄컴 인코포레이티드 | 높은 q 팩터를 갖는 공진 안테나 시스템 |
CN101803109A (zh) | 2007-09-13 | 2010-08-11 | 高通股份有限公司 | 最大化来自无线功率磁谐振器的功率产量 |
WO2009039113A1 (en) | 2007-09-17 | 2009-03-26 | Nigel Power, Llc | Transmitters and receivers for wireless energy transfer |
JP5362733B2 (ja) | 2007-10-11 | 2013-12-11 | クゥアルコム・インコーポレイテッド | 磁気機械システムを使用する無線電力転送 |
EP2227860A4 (en) * | 2007-12-05 | 2012-02-15 | Ericsson Telefon Ab L M | LAST MODULATION ARRANGEMENT |
US8629576B2 (en) | 2008-03-28 | 2014-01-14 | Qualcomm Incorporated | Tuning and gain control in electro-magnetic power systems |
EP2151921B1 (en) * | 2008-08-07 | 2013-10-02 | Epcos AG | Dynamic impedance matching network and method for matching an impedance between a source and a load |
DE102008050743B4 (de) | 2008-10-08 | 2016-11-17 | Qualcomm Technologies, Inc. (N.D.Ges.D. Staates Delaware) | Impedanzanpass-Schaltung zur Anpassung von Planarantennen |
DE102009004720B4 (de) * | 2009-01-15 | 2017-07-27 | Qualcomm Technologies, Inc. (N.D.Ges.D. Staates Delaware) | Multiband-Impedanzanpass-Schaltung zur Anpassung von Planarantennen |
US8580596B2 (en) * | 2009-04-10 | 2013-11-12 | Nxp, B.V. | Front end micro cavity |
JP5398411B2 (ja) * | 2009-08-10 | 2014-01-29 | 株式会社東芝 | マイクロ可動デバイスおよびマイクロ可動デバイスの製造方法 |
US8188755B2 (en) * | 2010-01-12 | 2012-05-29 | Maxim Integrated Products, Inc. | Electrostatic MEMS driver with on-chip capacitance measurement for autofocus applications |
JP5418317B2 (ja) | 2010-03-11 | 2014-02-19 | 富士通株式会社 | 静電アクチュエータ、およびその駆動方法 |
US8968297B2 (en) * | 2011-07-19 | 2015-03-03 | Covidien Lp | Microwave and RF ablation system and related method for dynamic impedance matching |
US9028482B2 (en) * | 2011-07-19 | 2015-05-12 | Covidien Lp | Microwave and RF ablation system and related method for dynamic impedance matching |
EP2549645A1 (en) * | 2011-07-21 | 2013-01-23 | Telefonaktiebolaget LM Ericsson (publ) | Transformer filter arrangement |
US8803615B2 (en) * | 2012-01-23 | 2014-08-12 | Qualcomm Incorporated | Impedance matching circuit with tunable notch filters for power amplifier |
US9601267B2 (en) | 2013-07-03 | 2017-03-21 | Qualcomm Incorporated | Wireless power transmitter with a plurality of magnetic oscillators |
US9751756B2 (en) * | 2014-04-14 | 2017-09-05 | Apple Inc. | Method and system for CMOS based MEMS bump stop contact damage prevention |
WO2020033761A1 (en) * | 2018-08-08 | 2020-02-13 | Chaoyang Semiconductor Jiangyin Technology Co., Ltd. | Capacitive mems microphone with active compression |
CN115800956B (zh) * | 2023-02-10 | 2023-04-18 | 深圳市恒运昌真空技术有限公司 | 一种阻抗匹配控制电路、方法及*** |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6392106A (ja) * | 1986-10-06 | 1988-04-22 | Nippon Telegr & Teleph Corp <Ntt> | 高周波増幅器 |
JPS63253730A (ja) * | 1987-04-09 | 1988-10-20 | Nec Corp | 電力増幅器 |
US5276912A (en) | 1990-02-06 | 1994-01-04 | Motorola, Inc. | Radio frequency power amplifier having variable output power |
JPH05343935A (ja) * | 1992-06-05 | 1993-12-24 | Oki Electric Ind Co Ltd | 電力増幅器 |
JPH0955337A (ja) * | 1995-08-11 | 1997-02-25 | Murata Mfg Co Ltd | 可変容量コンデンサ |
US5696662A (en) * | 1995-08-21 | 1997-12-09 | Honeywell Inc. | Electrostatically operated micromechanical capacitor |
JP3160525B2 (ja) * | 1996-03-26 | 2001-04-25 | 株式会社ヨコオ | トランジスタ増幅回路 |
US5808527A (en) * | 1996-12-21 | 1998-09-15 | Hughes Electronics Corporation | Tunable microwave network using microelectromechanical switches |
US5834975A (en) * | 1997-03-12 | 1998-11-10 | Rockwell Science Center, Llc | Integrated variable gain power amplifier and method |
US5880921A (en) * | 1997-04-28 | 1999-03-09 | Rockwell Science Center, Llc | Monolithically integrated switched capacitor bank using micro electro mechanical system (MEMS) technology |
US6127908A (en) * | 1997-11-17 | 2000-10-03 | Massachusetts Institute Of Technology | Microelectro-mechanical system actuator device and reconfigurable circuits utilizing same |
JPH11205052A (ja) * | 1998-01-16 | 1999-07-30 | Kyocera Corp | 高周波用電力増幅器 |
JPH11220338A (ja) * | 1998-01-30 | 1999-08-10 | Matsushita Electric Ind Co Ltd | 高周波電力増幅器 |
US6242989B1 (en) * | 1998-09-12 | 2001-06-05 | Agere Systems Guardian Corp. | Article comprising a multi-port variable capacitor |
AU1261800A (en) * | 1998-09-25 | 2000-04-17 | Siemens Aktiengesellschaft | Programmable mobile radiotelephone terminal |
US6150901A (en) | 1998-11-20 | 2000-11-21 | Rockwell Collins, Inc. | Programmable RF/IF bandpass filter utilizing MEM devices |
US6232841B1 (en) * | 1999-07-01 | 2001-05-15 | Rockwell Science Center, Llc | Integrated tunable high efficiency power amplifier |
-
2000
- 2000-06-27 FI FI20001525A patent/FI109382B/fi not_active IP Right Cessation
-
2001
- 2001-06-21 EP EP01000239A patent/EP1168608B1/en not_active Expired - Lifetime
- 2001-06-21 DE DE60125100T patent/DE60125100T2/de not_active Expired - Lifetime
- 2001-06-27 US US09/892,674 patent/US6670864B2/en not_active Expired - Lifetime
- 2001-06-27 JP JP2001194820A patent/JP2002084148A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FI20001525A0 (fi) | 2000-06-27 |
EP1168608A2 (en) | 2002-01-02 |
EP1168608B1 (en) | 2006-12-13 |
FI109382B (fi) | 2002-07-15 |
DE60125100D1 (de) | 2007-01-25 |
US6670864B2 (en) | 2003-12-30 |
DE60125100T2 (de) | 2007-07-12 |
US20010054937A1 (en) | 2001-12-27 |
EP1168608A3 (en) | 2002-01-16 |
JP2002084148A (ja) | 2002-03-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |