CN102497172A - 带阻滤波器 - Google Patents
带阻滤波器 Download PDFInfo
- Publication number
- CN102497172A CN102497172A CN 201110407889 CN201110407889A CN102497172A CN 102497172 A CN102497172 A CN 102497172A CN 201110407889 CN201110407889 CN 201110407889 CN 201110407889 A CN201110407889 A CN 201110407889A CN 102497172 A CN102497172 A CN 102497172A
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- filter
- resonator
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Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
- H03H9/6406—Filters characterised by a particular frequency characteristic
- H03H9/6409—SAW notch filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/191—Tuned amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
- H03F3/602—Combinations of several amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/542—Filters comprising resonators of piezoelectric or electrostrictive material including passive elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/547—Notch filters, e.g. notch BAW or thin film resonator filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
- H03H9/703—Networks using bulk acoustic wave devices
- H03H9/706—Duplexers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/74—Multiple-port networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
Claims (42)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US62304904P | 2004-10-29 | 2004-10-29 | |
US60/623,049 | 2004-10-29 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200580043659.4A Division CN101084623B (zh) | 2004-10-29 | 2005-09-30 | 带阻滤波器 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN102497172A true CN102497172A (zh) | 2012-06-13 |
Family
ID=36226813
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201110407889 Pending CN102497172A (zh) | 2004-10-29 | 2005-09-30 | 带阻滤波器 |
CN200580043659.4A Expired - Fee Related CN101084623B (zh) | 2004-10-29 | 2005-09-30 | 带阻滤波器 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200580043659.4A Expired - Fee Related CN101084623B (zh) | 2004-10-29 | 2005-09-30 | 带阻滤波器 |
Country Status (5)
Country | Link |
---|---|
US (4) | US7777597B2 (zh) |
EP (1) | EP1807933B1 (zh) |
CN (2) | CN102497172A (zh) |
DE (1) | DE602005023895D1 (zh) |
WO (1) | WO2006045176A1 (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107863984A (zh) * | 2016-09-21 | 2018-03-30 | 株式会社村田制作所 | 收发模块 |
CN109818595A (zh) * | 2018-12-13 | 2019-05-28 | 天津大学 | 一种带阻滤波器及通信设备 |
CN110463036A (zh) * | 2017-03-31 | 2019-11-15 | 英特尔Ip公司 | 宽带滤波器结构和装置、无线电收发机、移动终端、用于对无线电信号进行滤波的方法 |
CN111034041A (zh) * | 2017-05-24 | 2020-04-17 | 安乐泰克有限公司 | 用于控制谐振器的装置和方法 |
CN111106811A (zh) * | 2019-12-23 | 2020-05-05 | 同方电子科技有限公司 | 一种双端恒阻滤波组件 |
CN114337723A (zh) * | 2020-09-28 | 2022-04-12 | 诺基亚技术有限公司 | 无线电通信 |
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DE602005023895D1 (de) * | 2004-10-29 | 2010-11-11 | Nortel Networks Ltd | Bandzurückweisungsfilter |
FR2926417B1 (fr) * | 2008-01-15 | 2010-01-08 | Commissariat Energie Atomique | Filtre d'amplification de puissance de signaux radiofrequence |
KR101131287B1 (ko) * | 2008-02-05 | 2012-03-30 | 니혼 덴파 고교 가부시끼가이샤 | 필터, 휴대 단말기 및 전자 부품 |
DE102008045346B4 (de) * | 2008-09-01 | 2018-06-07 | Snaptrack Inc. | Duplexer und Verfahren zum Erhöhen der Isolation zwischen zwei Filtern |
CN102273070B (zh) * | 2008-10-31 | 2014-11-19 | 苹果公司 | 自匹配带阻滤波器 |
KR101616941B1 (ko) * | 2009-09-07 | 2016-04-29 | 삼성전자주식회사 | 체적 탄성파 공진기를 이용한 위상 천이 장치 |
GB201000228D0 (en) * | 2010-01-06 | 2010-02-24 | Isotek Electronics Ltd | An electrical filter |
JPWO2011099439A1 (ja) * | 2010-02-09 | 2013-06-13 | マークデバイシス株式会社 | 反共振周波数可変型複合共振回路 |
WO2011108289A1 (ja) * | 2010-03-01 | 2011-09-09 | 株式会社村田製作所 | 弾性波フィルタ装置 |
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JP2012186784A (ja) * | 2010-12-24 | 2012-09-27 | Renesas Electronics Corp | 水晶発振装置および半導体装置 |
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GB2496390B (en) * | 2011-11-08 | 2017-06-28 | Filtronic Wireless Ltd | A filter block and a signal transceiver comprising such a filter block |
GB201203198D0 (en) * | 2012-02-24 | 2012-04-11 | Radio Design Ltd | Tower mounted amplifier and method of use thereof |
WO2013150814A1 (ja) * | 2012-04-04 | 2013-10-10 | 株式会社村田製作所 | 通信装置 |
US9124355B2 (en) | 2012-08-22 | 2015-09-01 | Google Technology Holdings LLC | Tunable notch filtering in multi-transmit applications |
CN109039295A (zh) * | 2012-08-30 | 2018-12-18 | 株式会社村田制作所 | 滤波器装置以及双工器 |
US9484887B2 (en) | 2012-11-28 | 2016-11-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Acoustic wave band reject filter |
US9160302B2 (en) | 2012-11-28 | 2015-10-13 | Telefonaktiebolaget L M Ericsson (Publ) | Acoustic wave band reject filter |
US9281799B2 (en) | 2013-02-06 | 2016-03-08 | Telefonaktiebolaget L M Ericsson (Publ) | Flip chip type saw band reject filter design |
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US20150044981A1 (en) * | 2013-08-12 | 2015-02-12 | Yao H. Kuo | Multi-Notch Filter and Method for Multi-Notch Filtering |
WO2015029486A1 (ja) * | 2013-08-29 | 2015-03-05 | 三菱電機株式会社 | 高周波電力増幅器 |
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DE102014111909B3 (de) * | 2014-08-20 | 2016-02-04 | Epcos Ag | Abstimmbares HF-Filter mit Serienresonatoren |
DE102014111901B4 (de) | 2014-08-20 | 2019-05-23 | Snaptrack, Inc. | Duplexer |
DE102014111904A1 (de) * | 2014-08-20 | 2016-02-25 | Epcos Ag | Abstimmbares HF-Filter mit Parallelresonatoren |
DE102014111912A1 (de) * | 2014-08-20 | 2016-02-25 | Epcos Ag | HF-Filter |
CN104362998A (zh) * | 2014-12-02 | 2015-02-18 | 王少夫 | 一种移相器 |
CN105141262B (zh) * | 2015-07-21 | 2018-06-05 | 苏州能讯高能半导体有限公司 | 一种适用于f类或逆f类功率放大器的放大模块 |
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US10778156B2 (en) * | 2017-06-20 | 2020-09-15 | Infineon Technologies Ag | Interstage matching network |
CN110022160B (zh) | 2017-12-07 | 2022-07-05 | 英飞凌科技股份有限公司 | 用于射频滤波器的系统和方法 |
CN108832907A (zh) * | 2018-05-25 | 2018-11-16 | 广州中海达卫星导航技术股份有限公司 | 数传电台宽带阻抗匹配网络及其设计方法 |
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US11177837B1 (en) | 2020-06-12 | 2021-11-16 | Apple Inc. | Duplexer with impedance inverters |
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CN1964917B (zh) * | 2004-06-11 | 2012-07-18 | 国立大学法人东京农工大学 | 内包氧化钌的纳米碳复合结构体 |
DE602005023895D1 (de) | 2004-10-29 | 2010-11-11 | Nortel Networks Ltd | Bandzurückweisungsfilter |
KR100649092B1 (ko) * | 2005-11-02 | 2006-11-27 | 한국과학기술연구원 | 금속산화물 코팅 산화티타늄 초극세섬유로 구성된 금속산화물 계 슈퍼커패시터 및 그 제조방법 |
-
2005
- 2005-09-30 DE DE602005023895T patent/DE602005023895D1/de active Active
- 2005-09-30 CN CN 201110407889 patent/CN102497172A/zh active Pending
- 2005-09-30 CN CN200580043659.4A patent/CN101084623B/zh not_active Expired - Fee Related
- 2005-09-30 WO PCT/CA2005/001492 patent/WO2006045176A1/en active Application Filing
- 2005-09-30 EP EP05789429A patent/EP1807933B1/en not_active Expired - Fee Related
- 2005-09-30 US US11/666,438 patent/US7777597B2/en not_active Expired - Fee Related
-
2010
- 2010-08-16 US US12/856,757 patent/US8004371B2/en not_active Expired - Fee Related
-
2011
- 2011-06-23 US US13/167,366 patent/US8207799B2/en not_active Expired - Fee Related
-
2012
- 2012-06-04 US US13/488,204 patent/US20120235877A1/en not_active Abandoned
Cited By (11)
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Also Published As
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WO2006045176A1 (en) | 2006-05-04 |
EP1807933B1 (en) | 2010-09-29 |
EP1807933A1 (en) | 2007-07-18 |
US8004371B2 (en) | 2011-08-23 |
CN101084623B (zh) | 2012-02-01 |
US8207799B2 (en) | 2012-06-26 |
US20080129411A1 (en) | 2008-06-05 |
CN101084623A (zh) | 2007-12-05 |
DE602005023895D1 (de) | 2010-11-11 |
US7777597B2 (en) | 2010-08-17 |
US20120235877A1 (en) | 2012-09-20 |
US20100308911A1 (en) | 2010-12-09 |
US20110248795A1 (en) | 2011-10-13 |
EP1807933A4 (en) | 2009-06-10 |
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