CN101204005B - 使用多个谐振滤波器的集成波道滤波器以及操作方法 - Google Patents
使用多个谐振滤波器的集成波道滤波器以及操作方法 Download PDFInfo
- Publication number
- CN101204005B CN101204005B CN200680012566XA CN200680012566A CN101204005B CN 101204005 B CN101204005 B CN 101204005B CN 200680012566X A CN200680012566X A CN 200680012566XA CN 200680012566 A CN200680012566 A CN 200680012566A CN 101204005 B CN101204005 B CN 101204005B
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- Prior art keywords
- filter
- resonance frequency
- variable capacitor
- integrated channel
- capacitor
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- Expired - Fee Related
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- 238000000034 method Methods 0.000 title description 2
- 239000003990 capacitor Substances 0.000 claims abstract description 113
- 230000003071 parasitic effect Effects 0.000 claims description 10
- 230000006378 damage Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Images
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
- H03H7/01—Frequency selective two-port networks
- H03H7/12—Bandpass or bandstop filters with adjustable bandwidth and fixed centre frequency
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
-
- 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
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
- H03H11/1213—Frequency selective two-port networks using amplifiers with feedback using transistor amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/20—Continuous tuning of single resonant circuit by varying inductance only or capacitance only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/108—A coil being added in the drain circuit of a FET amplifier stage, e.g. for noise reducing purposes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/411—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising two power stages
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/489—A coil being added in the source circuit of a common source stage, e.g. as degeneration means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/501—A series resonance circuit being added in the source circuit of a FET amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/50—Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
- H03F2203/5031—Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower the source circuit of the follower being a current source
-
- 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
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
- H03H11/1291—Current or voltage controlled filters
-
- 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
- H03H7/06—Frequency selective two-port networks including resistors
-
- 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
- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1758—Series LC in shunt or branch path
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J2200/00—Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
- H03J2200/10—Tuning of a resonator by means of digitally controlled capacitor bank
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Manufacturing & Machinery (AREA)
- Filters And Equalizers (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/107,167 US7304533B2 (en) | 2005-04-15 | 2005-04-15 | Integrated channel filter using multiple resonant filters and method of operation |
US11/107,167 | 2005-04-15 | ||
PCT/US2006/014349 WO2006113592A1 (en) | 2005-04-15 | 2006-04-13 | An integrated channel filter using multiple resonant filters and method of operation |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101204005A CN101204005A (zh) | 2008-06-18 |
CN101204005B true CN101204005B (zh) | 2010-12-29 |
Family
ID=37107925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200680012566XA Expired - Fee Related CN101204005B (zh) | 2005-04-15 | 2006-04-13 | 使用多个谐振滤波器的集成波道滤波器以及操作方法 |
Country Status (5)
Country | Link |
---|---|
US (3) | US7304533B2 (zh) |
EP (1) | EP1869761A4 (zh) |
KR (1) | KR20080004607A (zh) |
CN (1) | CN101204005B (zh) |
WO (1) | WO2006113592A1 (zh) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7884886B2 (en) * | 2003-10-27 | 2011-02-08 | Zoran Corporation | Integrated channel filter and method of operation |
US7304533B2 (en) * | 2005-04-15 | 2007-12-04 | Microtune (Texas), L.P. | Integrated channel filter using multiple resonant filters and method of operation |
JP2007036649A (ja) * | 2005-07-27 | 2007-02-08 | Orion Denki Kk | テレビ放送受信装置 |
US7672657B2 (en) * | 2006-06-28 | 2010-03-02 | Intel Corporation | Tunable filter apparatus, systems, and methods |
EP1879377A3 (en) * | 2006-07-13 | 2010-06-16 | Panasonic Corporation | Portable Device |
US20080049875A1 (en) * | 2006-08-25 | 2008-02-28 | Nick Cowley | Integrated tuner apparatus, systems, and methods |
US7683694B2 (en) * | 2007-03-14 | 2010-03-23 | Quantance, Inc. | Low noise logarithmic detector |
TWI382676B (zh) * | 2007-12-28 | 2013-01-11 | Ind Tech Res Inst | 協調性可調式濾波裝置及之無線通訊前端電路 |
KR20100034547A (ko) * | 2008-09-24 | 2010-04-01 | 삼성전기주식회사 | 집적형 트래킹 필터 |
US8630601B2 (en) * | 2009-04-06 | 2014-01-14 | Raytheon Company | Active channelized integrated antenna system |
US9313053B2 (en) * | 2012-05-15 | 2016-04-12 | Broadcom Corporation | Filter circuitry |
KR101365311B1 (ko) * | 2012-07-31 | 2014-02-19 | 삼성전기주식회사 | 적응형 필터 및 적응형 필터링 방법 |
DE102012023448A1 (de) * | 2012-11-30 | 2014-06-05 | Rosenberger Hochfrequenztechnik Gmbh & Co. Kg | Verfahren zum Orten von fehlerhaften Stellen in einem HF-Signalübertragspfad |
US20150056940A1 (en) * | 2013-08-23 | 2015-02-26 | Qualcomm Incorporated | Harmonic trap for common gate amplifier |
CN105720893A (zh) * | 2014-12-02 | 2016-06-29 | 永济新时速电机电器有限责任公司 | 带二次滤波电路的牵引变流器 |
CN110011634A (zh) | 2017-12-07 | 2019-07-12 | 英飞凌科技股份有限公司 | 声耦合谐振器陷波和带通滤波器 |
Citations (3)
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US3800240A (en) * | 1972-06-19 | 1974-03-26 | Gte Sylvania Inc | Automatic gain control circuitry and filter |
US6163286A (en) * | 1998-06-02 | 2000-12-19 | Cirrus Logic, Inc. | Digitally driven analog test signal generator |
CN1497961A (zh) * | 2002-09-27 | 2004-05-19 | ��ķ��ɭ | 电视信号调谐器的电子调整系统 |
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GB773548A (en) * | 1954-10-01 | 1957-04-24 | Gen Electric Co Ltd | Improvements in or relating to resonant coupling circuits |
DE2334570B1 (de) * | 1973-07-07 | 1975-03-06 | Philips Patentverwaltung | Abstimmbare Hochfrequenz-Eingangsschaltungsanordnung fuer einen Fernsehempfaenger |
JPS5951141B2 (ja) | 1977-03-10 | 1984-12-12 | 三洋電機株式会社 | 選局装置 |
US4263676A (en) * | 1979-07-23 | 1981-04-21 | Motorola, Inc. | RF amplifying system having image rejection |
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CA1180777A (en) * | 1982-07-22 | 1985-01-08 | Guner Taralp | Pseudo-active quasi-elliptic filter comprising resonant circuits |
JPS59100613A (ja) * | 1982-11-30 | 1984-06-09 | Fujitsu Ltd | 特性可変スイツチド・キヤパシタ・フイルタ |
JPS625705A (ja) * | 1985-06-29 | 1987-01-12 | Toshiba Corp | 局部発振回路 |
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US5825833A (en) | 1995-01-31 | 1998-10-20 | Mitsumi Electric Co., Ltd. | Digital and analog reception apparatus |
US6177964B1 (en) | 1997-08-01 | 2001-01-23 | Microtune, Inc. | Broadband integrated television tuner |
US5737035A (en) | 1995-04-21 | 1998-04-07 | Microtune, Inc. | Highly integrated television tuner on a single microcircuit |
TW353245B (en) | 1995-06-06 | 1999-02-21 | Thomson Consumer Electronics | Saw filter for a tuner of a digital satellite receiver |
JP3479422B2 (ja) * | 1996-11-22 | 2003-12-15 | アルプス電気株式会社 | 利得制御型トランジスタ電力増幅器 |
TW331681B (en) | 1997-02-18 | 1998-05-11 | Chyng-Guang Juang | Wide-band low-noise low-crossover distortion receiver |
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US7304533B2 (en) * | 2005-04-15 | 2007-12-04 | Microtune (Texas), L.P. | Integrated channel filter using multiple resonant filters and method of operation |
US7672657B2 (en) * | 2006-06-28 | 2010-03-02 | Intel Corporation | Tunable filter apparatus, systems, and methods |
-
2005
- 2005-04-15 US US11/107,167 patent/US7304533B2/en active Active
-
2006
- 2006-04-13 WO PCT/US2006/014349 patent/WO2006113592A1/en active Application Filing
- 2006-04-13 CN CN200680012566XA patent/CN101204005B/zh not_active Expired - Fee Related
- 2006-04-13 EP EP20060750399 patent/EP1869761A4/en not_active Withdrawn
- 2006-04-13 KR KR1020077026610A patent/KR20080004607A/ko not_active Application Discontinuation
-
2007
- 2007-12-04 US US11/999,504 patent/US7852146B2/en not_active Expired - Fee Related
-
2010
- 2010-11-05 US US12/940,624 patent/US8143942B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3800240A (en) * | 1972-06-19 | 1974-03-26 | Gte Sylvania Inc | Automatic gain control circuitry and filter |
US6163286A (en) * | 1998-06-02 | 2000-12-19 | Cirrus Logic, Inc. | Digitally driven analog test signal generator |
CN1497961A (zh) * | 2002-09-27 | 2004-05-19 | ��ķ��ɭ | 电视信号调谐器的电子调整系统 |
Non-Patent Citations (1)
Title |
---|
JP昭59-100613A 1984.06.09 |
Also Published As
Publication number | Publication date |
---|---|
US7304533B2 (en) | 2007-12-04 |
US8143942B2 (en) | 2012-03-27 |
US7852146B2 (en) | 2010-12-14 |
EP1869761A1 (en) | 2007-12-26 |
US20110050372A1 (en) | 2011-03-03 |
KR20080004607A (ko) | 2008-01-09 |
EP1869761A4 (en) | 2011-07-20 |
WO2006113592A1 (en) | 2006-10-26 |
US20060232329A1 (en) | 2006-10-19 |
US20080100375A1 (en) | 2008-05-01 |
CN101204005A (zh) | 2008-06-18 |
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Owner name: ZORAN CORP. Free format text: FORMER OWNER: MICROTUNE TEXAS LP Effective date: 20111019 |
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