DE69029787D1 - Bandpassfilter mit Mikrostreifenleitungen. - Google Patents
Bandpassfilter mit Mikrostreifenleitungen.Info
- Publication number
- DE69029787D1 DE69029787D1 DE69029787T DE69029787T DE69029787D1 DE 69029787 D1 DE69029787 D1 DE 69029787D1 DE 69029787 T DE69029787 T DE 69029787T DE 69029787 T DE69029787 T DE 69029787T DE 69029787 D1 DE69029787 D1 DE 69029787D1
- Authority
- DE
- Germany
- Prior art keywords
- bandpass filter
- microstrip lines
- microstrip
- lines
- bandpass
- 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 - Lifetime
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
- H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
-
- 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1301104A JP2735906B2 (ja) | 1989-11-20 | 1989-11-20 | ストリップ線路フィルタ |
JP1301105A JPH03162002A (ja) | 1989-11-20 | 1989-11-20 | ストリップ線路フィルタ |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69029787D1 true DE69029787D1 (de) | 1997-03-06 |
Family
ID=26562562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69029787T Expired - Lifetime DE69029787D1 (de) | 1989-11-20 | 1990-11-20 | Bandpassfilter mit Mikrostreifenleitungen. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5105173A (de) |
EP (1) | EP0429067B1 (de) |
KR (1) | KR0174531B1 (de) |
DE (1) | DE69029787D1 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69211201T2 (de) * | 1991-03-29 | 1996-10-31 | Ngk Insulators Ltd | Dielektrische Filter mit Koppelelektroden um Resonatoren oder Elektroden zu Verbinden, und Verfahren zur Einstellung der Frequenzcharakteristik des Filters |
US5291162A (en) * | 1991-05-15 | 1994-03-01 | Ngk Spark Plug Co., Ltd. | Method of adjusting frequency response in a microwave strip-line filter device |
JP3356312B2 (ja) * | 1992-10-08 | 2002-12-16 | 株式会社村田製作所 | ストリップラインフィルタ |
DE69328243T2 (de) * | 1992-10-14 | 2000-11-23 | Matsushita Electric Industrial Co., Ltd. | Filter und verfahren zu seiner herstellung |
JPH06177689A (ja) * | 1992-12-04 | 1994-06-24 | Ngk Spark Plug Co Ltd | 梯子型電気濾波器の周波数調整方法 |
US5357225A (en) * | 1992-12-23 | 1994-10-18 | Alcatel Network Systems, Inc. | Method and apparatus for adjusting the impedance of a microstrip transmission line |
US5825264A (en) * | 1994-05-18 | 1998-10-20 | Fdk Corporation | Stripline laminate dielectric filter with input/output patterns overlapping resonator conductors |
JP3351102B2 (ja) * | 1994-06-14 | 2002-11-25 | 株式会社村田製作所 | 共振器 |
ATE180107T1 (de) * | 1994-12-22 | 1999-05-15 | Siemens Matsushita Components | Streifenleitungsfilter |
JP3186607B2 (ja) * | 1996-11-08 | 2001-07-11 | 株式会社村田製作所 | 分布定数線路型フィルタ |
JPH11136002A (ja) * | 1997-10-30 | 1999-05-21 | Philips Japan Ltd | 誘電体フィルタ及び誘電体フィルタの通過帯域特性を調整する方法 |
JP3319377B2 (ja) * | 1998-01-30 | 2002-08-26 | 株式会社村田製作所 | コプレーナラインフィルタ及びデュプレクサ |
JP2000252716A (ja) * | 1999-03-03 | 2000-09-14 | Sony Corp | 分布定数フィルタおよびその製造方法、ならびに分布定数フィルタ回路基板 |
JP3574893B2 (ja) * | 1999-10-13 | 2004-10-06 | 株式会社村田製作所 | 誘電体フィルタ、誘電体デュプレクサおよび通信装置 |
JP4561950B2 (ja) * | 2001-08-08 | 2010-10-13 | 信越化学工業株式会社 | 角形基板 |
GB2401728A (en) * | 2002-03-08 | 2004-11-17 | Conductus Inc | Resonator and coupling method and apparatus for a microstrip filter |
EP1513219B1 (de) * | 2003-09-05 | 2009-05-27 | NTT DoCoMo, Inc. | Koplanarleiterresonator |
CN101034881A (zh) * | 2006-03-08 | 2007-09-12 | 鸿富锦精密工业(深圳)有限公司 | 带通滤波器 |
WO2007138783A1 (ja) * | 2006-05-29 | 2007-12-06 | Kyocera Corporation | バンドパスフィルタおよびそれを用いた高周波モジュールならびにそれらを用いた無線通信機器 |
JP4591509B2 (ja) * | 2006-08-02 | 2010-12-01 | 株式会社村田製作所 | フィルタ素子、およびフィルタ素子の製造方法 |
EP2048737A4 (de) * | 2006-08-02 | 2009-11-25 | Murata Manufacturing Co | Empfangsvorrichtung |
US7688162B2 (en) * | 2006-11-16 | 2010-03-30 | Harris Stratex Networks, Inc. | Hairpin microstrip bandpass filter |
CN101606276A (zh) * | 2007-07-13 | 2009-12-16 | 株式会社村田制作所 | 微带线滤波器及其制造方法 |
TWI330903B (en) * | 2007-08-13 | 2010-09-21 | Ind Tech Res Inst | Filtering circuit and structure thereof |
CN105356020B (zh) * | 2015-12-17 | 2019-01-04 | 东南大学 | 基于四分之一波长阶跃阻抗谐振器的带通滤波器及设计方法 |
TWI715478B (zh) | 2020-03-30 | 2021-01-01 | 財團法人工業技術研究院 | 濾波器 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1541990B2 (de) * | 1967-10-12 | 1976-09-23 | Siemens AG, 1000 Berlin und 8000 München | Mikrowellenfilter in gedruckter schaltungstechnik |
US3582841A (en) * | 1969-03-24 | 1971-06-01 | Microwave Dev Lab Inc | Ladder line elliptic function filter |
US4266206A (en) * | 1978-08-31 | 1981-05-05 | Motorola, Inc. | Stripline filter device |
US4288530A (en) * | 1979-10-15 | 1981-09-08 | Motorola, Inc. | Method of tuning apparatus by low power laser beam removal |
US4371853A (en) * | 1979-10-30 | 1983-02-01 | Matsushita Electric Industrial Company, Limited | Strip-line resonator and a band pass filter having the same |
JPS5895403A (ja) * | 1981-12-01 | 1983-06-07 | Matsushita Electric Ind Co Ltd | 同軸型誘電体共振器 |
JPS6152003A (ja) * | 1984-08-21 | 1986-03-14 | Murata Mfg Co Ltd | 誘電体フイルタ |
JPS6291001A (ja) * | 1985-10-16 | 1987-04-25 | Murata Mfg Co Ltd | ストリツプラインフイルタ |
JPS63219203A (ja) * | 1986-12-26 | 1988-09-12 | Murata Mfg Co Ltd | ストリツプラインフイルタ |
US4799034A (en) * | 1987-10-26 | 1989-01-17 | General Instrument Corporation | Varactor tunable coupled transmission line band reject filter |
JPH01251801A (ja) * | 1988-03-30 | 1989-10-06 | Ngk Spark Plug Co Ltd | 三導体構造フィルタ |
-
1990
- 1990-11-19 KR KR1019900018718A patent/KR0174531B1/ko not_active Expired - Fee Related
- 1990-11-19 US US07/615,554 patent/US5105173A/en not_active Expired - Lifetime
- 1990-11-20 DE DE69029787T patent/DE69029787D1/de not_active Expired - Lifetime
- 1990-11-20 EP EP90122193A patent/EP0429067B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0429067B1 (de) | 1997-01-22 |
EP0429067A2 (de) | 1991-05-29 |
KR0174531B1 (ko) | 1999-04-01 |
EP0429067A3 (en) | 1992-09-30 |
US5105173A (en) | 1992-04-14 |
KR910010768A (ko) | 1991-06-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |