CN102273070B - 自匹配带阻滤波器 - Google Patents
自匹配带阻滤波器 Download PDFInfo
- Publication number
- CN102273070B CN102273070B CN200980153420.0A CN200980153420A CN102273070B CN 102273070 B CN102273070 B CN 102273070B CN 200980153420 A CN200980153420 A CN 200980153420A CN 102273070 B CN102273070 B CN 102273070B
- Authority
- CN
- China
- Prior art keywords
- acoustic resonators
- radio frequency
- resonators
- acoustic
- filter
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; 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 elements; 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 elements; 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/44—Transmit/receive switching
- H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0264—Arrangements for coupling to transmission lines
- H04L25/0278—Arrangements for impedance matching
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11014708P | 2008-10-31 | 2008-10-31 | |
| US61/110147 | 2008-10-31 | ||
| PCT/CA2009/001564 WO2010048725A1 (en) | 2008-10-31 | 2009-11-02 | Self-matched band reject filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102273070A CN102273070A (zh) | 2011-12-07 |
| CN102273070B true CN102273070B (zh) | 2014-11-19 |
Family
ID=42128166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980153420.0A Expired - Fee Related CN102273070B (zh) | 2008-10-31 | 2009-11-02 | 自匹配带阻滤波器 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US8786384B2 (zh) |
| EP (1) | EP2345156A4 (zh) |
| JP (1) | JP5647131B2 (zh) |
| KR (1) | KR101624957B1 (zh) |
| CN (1) | CN102273070B (zh) |
| BR (1) | BRPI0921729A2 (zh) |
| CA (1) | CA2743265A1 (zh) |
| RU (1) | RU2497272C2 (zh) |
| WO (1) | WO2010048725A1 (zh) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2362142B1 (es) * | 2011-05-11 | 2012-05-09 | Universitat Autónoma De Barcelona | Diseño en la topolog�?a de filtros supresores de banda basados en resonadores de onda acústica. |
| KR101919115B1 (ko) | 2012-02-29 | 2018-11-15 | 삼성전자주식회사 | Bawr 을 이용한 필터 |
| 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 |
| US9979377B1 (en) * | 2013-05-28 | 2018-05-22 | Qorvo Us, Inc. | Frequency filter |
| CN103684320A (zh) * | 2013-11-28 | 2014-03-26 | 成都位时通科技有限公司 | 用于无线传输的滤波器 |
| KR102642898B1 (ko) * | 2016-02-18 | 2024-03-04 | 삼성전기주식회사 | 음향 공진기 모듈 및 그 제조 방법 |
| JP6654935B2 (ja) * | 2016-03-08 | 2020-02-26 | 日本電波工業株式会社 | ノッチフィルタ |
| US11063576B2 (en) * | 2016-03-11 | 2021-07-13 | Akoustis, Inc. | Front end module for 5.6 GHz Wi-Fi acoustic wave resonator RF filter circuit |
| US11102918B2 (en) * | 2018-01-23 | 2021-08-24 | Technical Sales Solutions, LLC | Electromagnetic pulse/high altitude electromagnetic pulse (EMP/HEMP) filter system |
| WO2020118095A1 (en) * | 2018-12-06 | 2020-06-11 | OctoTech, Inc. | Rf receiver architectures with parametric circuits |
| JP7352855B2 (ja) * | 2019-08-21 | 2023-09-29 | 株式会社村田製作所 | 分波器 |
| US11177837B1 (en) | 2020-06-12 | 2021-11-16 | Apple Inc. | Duplexer with impedance inverters |
| JP2023533379A (ja) * | 2021-03-17 | 2023-08-02 | 安徽安努奇科技有限公司 | ノッチフィルタ及び多周波ノッチフィルタ |
| CN114866066B (zh) * | 2022-05-11 | 2025-02-18 | 中国电子科技集团公司第二十六研究所 | 一种声表面波宽带带阻滤波器 |
| WO2024020140A1 (en) * | 2022-07-22 | 2024-01-25 | The Regents Of The University Of California | Receiver architecture demodulating 4n-qam directly in analog domain without analog-to-digital converter (adc) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005027535A2 (en) * | 2003-09-16 | 2005-03-24 | Nortel Networks Limited | Band reject filters |
| EP1804377A2 (en) * | 2005-12-26 | 2007-07-04 | Nihon Dempa Kogyo Co., Ltd. | SAW filter and portable terminal |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05327483A (ja) | 1991-04-05 | 1993-12-10 | Nec Corp | スタティック型分周回路 |
| JP3199817B2 (ja) | 1992-03-04 | 2001-08-20 | 株式会社日立製作所 | 内部整合形弾性表面波フィルタ |
| JPH0614454A (ja) | 1992-06-19 | 1994-01-21 | Murata Mfg Co Ltd | フィルタ装置 |
| RU2103806C1 (ru) * | 1994-05-19 | 1998-01-27 | Воронежский опытный завод микроэлектроники "РИФ" | Режекторный фильтр на поверхностных акустических волнах |
| JPH08163019A (ja) | 1994-12-06 | 1996-06-21 | Sumitomo Electric Ind Ltd | 移動体通信システム |
| JP3402015B2 (ja) * | 1995-10-16 | 2003-04-28 | 株式会社村田製作所 | 弾性表面波フィルタ |
| JPH1065490A (ja) * | 1996-08-26 | 1998-03-06 | Matsushita Electric Ind Co Ltd | Saw帯域阻止フィルタおよびそれを使用した電子機器 |
| DE69722168T2 (de) | 1997-02-12 | 2003-12-18 | Oki Electric Ind Co Ltd | Akustische Oberflächenwellenfilter mit erzeugten Dämpfungspolen durch Impedanzschaltungen |
| JPH1155047A (ja) * | 1997-08-04 | 1999-02-26 | Mitsubishi Electric Corp | 低雑音増幅器 |
| JP3206548B2 (ja) * | 1998-05-14 | 2001-09-10 | 株式会社村田製作所 | 表面波フィルタ、共用器、通信機装置 |
| JP2000151341A (ja) * | 1998-11-09 | 2000-05-30 | Matsushita Electric Ind Co Ltd | 弾性表面波フィルタ |
| JP2002141771A (ja) * | 2000-08-21 | 2002-05-17 | Murata Mfg Co Ltd | 弾性表面波フィルタ装置 |
| JP3414384B2 (ja) * | 2001-01-12 | 2003-06-09 | 株式会社村田製作所 | 弾性表面波フィルタ、およびそれを用いた通信機装置 |
| JP2003258509A (ja) * | 2002-02-27 | 2003-09-12 | Murata Mfg Co Ltd | 非可逆回路素子および通信装置 |
| JP3855842B2 (ja) * | 2002-05-16 | 2006-12-13 | 株式会社村田製作所 | 弾性表面波分波器およびそれを有する通信装置 |
| JP3896907B2 (ja) * | 2002-06-19 | 2007-03-22 | 株式会社村田製作所 | 弾性表面波フィルタ、分波器、通信機 |
| US6879224B2 (en) * | 2002-09-12 | 2005-04-12 | Agilent Technologies, Inc. | Integrated filter and impedance matching network |
| US6862441B2 (en) * | 2003-06-09 | 2005-03-01 | Nokia Corporation | Transmitter filter arrangement for multiband mobile phone |
| DE10352642B4 (de) * | 2003-11-11 | 2018-11-29 | Snaptrack, Inc. | Schaltung mit verringerter Einfügedämpfung und Bauelement mit der Schaltung |
| EP1713179A4 (en) * | 2004-02-06 | 2009-03-25 | Panasonic Corp | SURFACE WAVE FILTER AND SAW DUPLEXER |
| US7777597B2 (en) * | 2004-10-29 | 2010-08-17 | Nortel Networks Limited | Band reject filters |
| US8229366B2 (en) * | 2005-04-08 | 2012-07-24 | Qualcomm, Incorporated | Tunable duplexer with common node notch filter |
| JP4979897B2 (ja) * | 2005-05-25 | 2012-07-18 | 太陽誘電株式会社 | 弾性波フィルタおよび弾性波分波器 |
| CN101194422B (zh) * | 2005-07-13 | 2010-12-29 | 株式会社村田制作所 | 声边界波滤波装置 |
| JP2007158755A (ja) * | 2005-12-06 | 2007-06-21 | Matsushita Electric Ind Co Ltd | 複合フィルタ |
| JP2007202136A (ja) | 2005-12-26 | 2007-08-09 | Nippon Dempa Kogyo Co Ltd | Sawフィルタ及び携帯端末 |
| DE102006005298B4 (de) | 2006-02-06 | 2017-05-24 | Epcos Ag | Duplexer |
| WO2007094139A1 (ja) * | 2006-02-13 | 2007-08-23 | Murata Manufacturing Co., Ltd. | Sawフィルタ装置 |
| JP2007306290A (ja) * | 2006-05-11 | 2007-11-22 | Univ Of Tokyo | 伝送線路 |
| JP4401380B2 (ja) * | 2006-11-22 | 2010-01-20 | 富士通メディアデバイス株式会社 | フィルタデバイス |
-
2009
- 2009-11-02 CN CN200980153420.0A patent/CN102273070B/zh not_active Expired - Fee Related
- 2009-11-02 JP JP2011533497A patent/JP5647131B2/ja not_active Expired - Fee Related
- 2009-11-02 CA CA2743265A patent/CA2743265A1/en not_active Abandoned
- 2009-11-02 US US13/125,362 patent/US8786384B2/en not_active Expired - Fee Related
- 2009-11-02 BR BRPI0921729A patent/BRPI0921729A2/pt not_active IP Right Cessation
- 2009-11-02 EP EP09822951A patent/EP2345156A4/en not_active Withdrawn
- 2009-11-02 KR KR1020117012181A patent/KR101624957B1/ko not_active Expired - Fee Related
- 2009-11-02 WO PCT/CA2009/001564 patent/WO2010048725A1/en not_active Ceased
- 2009-11-02 RU RU2011121623/08A patent/RU2497272C2/ru not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005027535A2 (en) * | 2003-09-16 | 2005-03-24 | Nortel Networks Limited | Band reject filters |
| EP1804377A2 (en) * | 2005-12-26 | 2007-07-04 | Nihon Dempa Kogyo Co., Ltd. | SAW filter and portable terminal |
Non-Patent Citations (1)
| Title |
|---|
| 陆健贤等.移动通信分布系统原理与工程设计.《移动通信分布系统原理与工程设计》.2008,第174页第6段,第176页第1-6段及图4-6. * |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20110081879A (ko) | 2011-07-14 |
| CA2743265A1 (en) | 2010-05-06 |
| CN102273070A (zh) | 2011-12-07 |
| WO2010048725A1 (en) | 2010-05-06 |
| EP2345156A4 (en) | 2012-10-31 |
| RU2497272C2 (ru) | 2013-10-27 |
| RU2011121623A (ru) | 2012-12-10 |
| KR101624957B1 (ko) | 2016-05-27 |
| BRPI0921729A2 (pt) | 2016-01-05 |
| JP5647131B2 (ja) | 2014-12-24 |
| US8786384B2 (en) | 2014-07-22 |
| JP2012507215A (ja) | 2012-03-22 |
| EP2345156A1 (en) | 2011-07-20 |
| US20110235557A1 (en) | 2011-09-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: YANXING BIDEKE CO., LTD. Free format text: FORMER OWNER: NORTEL NETWORKS LTD (CA) Effective date: 20130425 Owner name: APPLE COMPUTER, INC. Free format text: FORMER OWNER: YANXING BIDEKE CO., LTD. Effective date: 20130425 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20130425 Address after: American New York Applicant after: NORTEL NETWORKS LTD. Address before: Quebec Applicant before: NORTEL NETWORKS Ltd. Effective date of registration: 20130425 Address after: American California Applicant after: APPLE Inc. Address before: American New York Applicant before: NORTEL NETWORKS LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20211102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |