MXPA04002907A - Filtro de paso de banda sintonizables electricamente. - Google Patents
Filtro de paso de banda sintonizables electricamente.Info
- Publication number
- MXPA04002907A MXPA04002907A MXPA04002907A MXPA04002907A MXPA04002907A MX PA04002907 A MXPA04002907 A MX PA04002907A MX PA04002907 A MXPA04002907 A MX PA04002907A MX PA04002907 A MXPA04002907 A MX PA04002907A MX PA04002907 A MXPA04002907 A MX PA04002907A
- Authority
- MX
- Mexico
- Prior art keywords
- resonator
- filter
- tuneable
- ferroelectric film
- transfer function
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/203—Strip line filters
- H01P1/20327—Electromagnetic interstage coupling
- H01P1/20336—Comb or interdigital filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/203—Strip line filters
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Networks Using Active Elements (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US32570101P | 2001-09-27 | 2001-09-27 | |
US41300902P | 2002-09-23 | 2002-09-23 | |
PCT/US2002/031118 WO2003028146A1 (fr) | 2001-09-27 | 2002-09-27 | Filtres passe-bande syntonisables par voie electrique |
Publications (1)
Publication Number | Publication Date |
---|---|
MXPA04002907A true MXPA04002907A (es) | 2004-07-05 |
Family
ID=26985049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MXPA04002907A MXPA04002907A (es) | 2001-09-27 | 2002-09-27 | Filtro de paso de banda sintonizables electricamente. |
Country Status (13)
Country | Link |
---|---|
EP (3) | EP1433219B1 (fr) |
JP (1) | JP4071712B2 (fr) |
KR (2) | KR101250060B1 (fr) |
CN (1) | CN1592985A (fr) |
AT (1) | ATE473528T1 (fr) |
BR (1) | BR0212843A (fr) |
CA (1) | CA2461886A1 (fr) |
DE (1) | DE60236947D1 (fr) |
IL (1) | IL161064A0 (fr) |
MX (1) | MXPA04002907A (fr) |
NO (1) | NO20041903L (fr) |
RU (1) | RU2004112757A (fr) |
WO (1) | WO2003028146A1 (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005091429A1 (fr) * | 2004-03-19 | 2005-09-29 | Huawei Technologies Co., Ltd. | Procede conferant la capacite de frequence de resonance d'accord pour differentes applications |
CN100392910C (zh) * | 2005-11-25 | 2008-06-04 | 中国科学院物理研究所 | 一种铁电薄膜可调带通滤波器 |
US8207907B2 (en) * | 2006-02-16 | 2012-06-26 | The Invention Science Fund I Llc | Variable metamaterial apparatus |
WO2010125806A1 (fr) * | 2009-04-28 | 2010-11-04 | 日本電気株式会社 | Filtre de guide d'onde et dispositif d'accès de communication |
US20100295634A1 (en) | 2009-05-20 | 2010-11-25 | Tamrat Akale | Tunable bandpass filter |
US10181632B2 (en) * | 2013-12-18 | 2019-01-15 | Skyworks Solutions, Inc. | Tunable resonators using high dielectric constant ferrite rods |
RU189237U1 (ru) * | 2018-02-07 | 2019-05-16 | Федеральное государственное бюджетное научное учреждение "Федеральный исследовательский центр "Красноярский научный центр Сибирского отделения Российской академии наук" | Сверхширокополосный полосковый фильтр |
CN112864558B (zh) * | 2021-02-23 | 2024-09-17 | 贵州民族大学 | 一种基于铁电膜的实时可控波导结构 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US325701A (en) | 1885-09-08 | sharpneck | ||
US3192397A (en) * | 1960-11-30 | 1965-06-29 | Ibm | Bistable circuit having an adjustable phase shifter responsive to output signal |
DE3201064A1 (de) * | 1982-01-15 | 1983-07-28 | Hoechst Ag, 6230 Frankfurt | "verfahren zur herstellung von natriumhydrogensulfat" |
US5241291A (en) * | 1991-07-05 | 1993-08-31 | Motorola, Inc. | Transmission line filter having a varactor for tuning a transmission zero |
US5475350A (en) * | 1992-09-29 | 1995-12-12 | Matsushita Electric Industrial Co., Ltd. | Frequency tunable resonator including a varactor |
CA2150690A1 (fr) * | 1992-12-01 | 1994-06-09 | Robert M. Yandrofski | Dispositifs hyperfrequence accordables comportant des films de supraconducteur a haute temperature et des films ferroelectriques |
WO1994028592A1 (fr) * | 1993-05-27 | 1994-12-08 | E.I. Du Pont De Nemours And Company | Circuits hyperfrequence accordables supraconducteurs/ferroelectriques a coefficient de temperature eleve |
FR2714217B1 (fr) * | 1993-12-17 | 1996-01-26 | Thomson Csf | Filtre hyperfréquence à résonateurs couplés accordés par des capacités variables, à structure triplaque et à agilité de fréquence. |
US5496795A (en) * | 1994-08-16 | 1996-03-05 | Das; Satyendranath | High TC superconducting monolithic ferroelectric junable b and pass filter |
US5496796A (en) * | 1994-09-20 | 1996-03-05 | Das; Satyendranath | High Tc superconducting band reject ferroelectric filter (TFF) |
US5617104A (en) | 1995-03-28 | 1997-04-01 | Das; Satyendranath | High Tc superconducting tunable ferroelectric transmitting system |
JPH10209714A (ja) * | 1996-11-19 | 1998-08-07 | Sharp Corp | 電圧制御通過帯域可変フィルタおよびそれを用いる高周波回路モジュール |
US5908811A (en) * | 1997-03-03 | 1999-06-01 | Das; Satyendranath | High Tc superconducting ferroelectric tunable filters |
-
2002
- 2002-09-27 AT AT02778409T patent/ATE473528T1/de not_active IP Right Cessation
- 2002-09-27 IL IL16106402A patent/IL161064A0/xx unknown
- 2002-09-27 RU RU2004112757/09A patent/RU2004112757A/ru not_active Application Discontinuation
- 2002-09-27 DE DE60236947T patent/DE60236947D1/de not_active Expired - Lifetime
- 2002-09-27 JP JP2003531553A patent/JP4071712B2/ja not_active Expired - Fee Related
- 2002-09-27 MX MXPA04002907A patent/MXPA04002907A/es active IP Right Grant
- 2002-09-27 WO PCT/US2002/031118 patent/WO2003028146A1/fr active Application Filing
- 2002-09-27 CA CA002461886A patent/CA2461886A1/fr not_active Abandoned
- 2002-09-27 KR KR1020097011258A patent/KR101250060B1/ko active IP Right Grant
- 2002-09-27 BR BR0212843-8A patent/BR0212843A/pt not_active IP Right Cessation
- 2002-09-27 KR KR1020047004545A patent/KR101036117B1/ko active IP Right Grant
- 2002-09-27 CN CNA028233344A patent/CN1592985A/zh active Pending
- 2002-09-27 EP EP02778409A patent/EP1433219B1/fr not_active Expired - Lifetime
- 2002-09-27 EP EP10185327.3A patent/EP2309586B1/fr not_active Expired - Lifetime
- 2002-09-27 EP EP09177702.9A patent/EP2164129B1/fr not_active Expired - Lifetime
-
2004
- 2004-04-26 NO NO20041903A patent/NO20041903L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP2164129A1 (fr) | 2010-03-17 |
JP4071712B2 (ja) | 2008-04-02 |
KR20090074274A (ko) | 2009-07-06 |
NO20041903L (no) | 2004-06-15 |
IL161064A0 (en) | 2004-08-31 |
EP1433219A1 (fr) | 2004-06-30 |
KR20040037175A (ko) | 2004-05-04 |
WO2003028146A1 (fr) | 2003-04-03 |
CN1592985A (zh) | 2005-03-09 |
RU2004112757A (ru) | 2005-03-27 |
EP1433219B1 (fr) | 2010-07-07 |
EP2309586A1 (fr) | 2011-04-13 |
KR101250060B1 (ko) | 2013-04-03 |
BR0212843A (pt) | 2005-06-28 |
JP2006503445A (ja) | 2006-01-26 |
EP2309586B1 (fr) | 2014-01-01 |
CA2461886A1 (fr) | 2003-04-03 |
ATE473528T1 (de) | 2010-07-15 |
EP2164129B1 (fr) | 2013-07-17 |
DE60236947D1 (de) | 2010-08-19 |
KR101036117B1 (ko) | 2011-05-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Grant or registration |