CA2004184A1 - Band-pass passive filter - Google Patents
Band-pass passive filterInfo
- Publication number
- CA2004184A1 CA2004184A1 CA002004184A CA2004184A CA2004184A1 CA 2004184 A1 CA2004184 A1 CA 2004184A1 CA 002004184 A CA002004184 A CA 002004184A CA 2004184 A CA2004184 A CA 2004184A CA 2004184 A1 CA2004184 A1 CA 2004184A1
- Authority
- CA
- Canada
- Prior art keywords
- impedance
- filter
- microstrips
- microstrip
- input
- 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.)
- Abandoned
Links
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 238000001465 metallisation Methods 0.000 claims abstract description 13
- 230000004044 response Effects 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 claims description 5
- 230000006872 improvement Effects 0.000 abstract description 10
- 230000004048 modification Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 abstract description 2
- 239000000919 ceramic Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Filters And Equalizers (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8815664A FR2639776B1 (fr) | 1988-11-30 | 1988-11-30 | Filtre passif passe-bande |
FR8815664 | 1988-11-30 | ||
FR898908017A FR2648641B2 (fr) | 1988-11-30 | 1989-06-16 | Filtre passif passe-bande |
FR8908017 | 1989-06-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2004184A1 true CA2004184A1 (en) | 1990-05-31 |
Family
ID=26227020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002004184A Abandoned CA2004184A1 (en) | 1988-11-30 | 1989-11-29 | Band-pass passive filter |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0373028B1 (fi) |
AT (1) | ATE105976T1 (fi) |
CA (1) | CA2004184A1 (fi) |
DE (1) | DE68915408T2 (fi) |
FI (1) | FI895714A0 (fi) |
FR (1) | FR2648641B2 (fi) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10862185B2 (en) | 2017-12-01 | 2020-12-08 | Semiconductor Components Industries, Llc | Integrated circuit with capacitor in different layer than transmission line |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2669476A1 (fr) * | 1990-11-21 | 1992-05-22 | Valtronic France | Filtre passif passe-bande. |
DE19652799C2 (de) * | 1996-12-18 | 1999-05-20 | Siemens Ag | Mikrowellenfilter |
ES2143964B1 (es) * | 1998-09-15 | 2000-12-01 | Univ Catalunya Politecnica | Diplexor dual para telefonia celular gsm y dcs. |
KR100392682B1 (ko) * | 2001-02-26 | 2003-07-28 | 삼성전자주식회사 | 주파수 차단회로를 가지는 콤라인 구조의 무선필터 및 그구현 방법 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1906059A1 (de) * | 1969-02-07 | 1970-08-13 | Licentia Gmbh | Kammfilter |
JPS49119170A (fi) * | 1973-03-19 | 1974-11-14 | ||
DE2407313A1 (de) * | 1974-02-15 | 1975-08-21 | Kathrein Werke Kg | Resonatoranordnung |
US4253073A (en) * | 1978-08-17 | 1981-02-24 | Communications Satellite Corporation | Single ground plane interdigital band-pass filter apparatus and method |
US4706050A (en) * | 1984-09-22 | 1987-11-10 | Smiths Industries Public Limited Company | Microstrip devices |
FR2578104B1 (fr) * | 1985-02-27 | 1987-03-20 | Alcatel Thomson Faisceaux | Filtre passe-bande pour hyperfrequences |
US4740765A (en) * | 1985-09-30 | 1988-04-26 | Murata Manufacturing Co., Ltd. | Dielectric filter |
JPS62260401A (ja) * | 1986-05-02 | 1987-11-12 | Murata Mfg Co Ltd | ストリツプラインフイルタ |
FR2613557A1 (fr) * | 1987-03-31 | 1988-10-07 | Thomson Csf | Filtre comportant des elements a constantes reparties associant deux types de couplage |
-
1989
- 1989-06-16 FR FR898908017A patent/FR2648641B2/fr not_active Expired - Lifetime
- 1989-11-24 AT AT89403257T patent/ATE105976T1/de active
- 1989-11-24 EP EP89403257A patent/EP0373028B1/fr not_active Expired - Lifetime
- 1989-11-24 DE DE68915408T patent/DE68915408T2/de not_active Expired - Fee Related
- 1989-11-29 CA CA002004184A patent/CA2004184A1/en not_active Abandoned
- 1989-11-29 FI FI895714A patent/FI895714A0/fi not_active Application Discontinuation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10862185B2 (en) | 2017-12-01 | 2020-12-08 | Semiconductor Components Industries, Llc | Integrated circuit with capacitor in different layer than transmission line |
Also Published As
Publication number | Publication date |
---|---|
FR2648641B2 (fr) | 1994-09-09 |
DE68915408T2 (de) | 1994-09-08 |
ATE105976T1 (de) | 1994-06-15 |
EP0373028B1 (fr) | 1994-05-18 |
FR2648641A2 (fr) | 1990-12-21 |
DE68915408D1 (de) | 1994-06-23 |
EP0373028A1 (fr) | 1990-06-13 |
FI895714A0 (fi) | 1989-11-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4578656A (en) | Microwave microstrip filter with U-shaped linear resonators having centrally located capacitors coupled to ground | |
US7616079B2 (en) | Bulk acoustic wave resonator and circuit comprising same | |
US5357227A (en) | Laminated high-frequency low-pass filter | |
US4963843A (en) | Stripline filter with combline resonators | |
EP1172880B1 (en) | Low-pass filter | |
US6577211B1 (en) | Transmission line, filter, duplexer and communication device | |
CN109301404B (zh) | 一种基于频率选择性耦合的ltcc宽阻带滤波巴伦 | |
GB2222312A (en) | A resonator and filter including the same | |
EP0537798B1 (en) | Microwave filter | |
US6262640B1 (en) | Coplanar line filter and duplexer | |
US5192927A (en) | Microstrip spur-line broad-band band-stop filter | |
EP0688058B1 (en) | Resonator having improved bandpass characteristic | |
US6597259B1 (en) | Selective laminated filter structures and antenna duplexer using same | |
US6492886B1 (en) | Laminated filter, duplexer, and mobile communication apparatus using the same | |
US5770987A (en) | Coplanar waVeguide strip band pass filter | |
US5278529A (en) | Broadband microstrip filter apparatus having inteleaved resonator sections | |
GB2056783A (en) | Periodic transmission structure for slow wave signals for miniaturised monolithic circuit elements operating at microwave frequency | |
US5376908A (en) | Interdigital strip line filter having a plurality of different width resonant electrodes | |
US5291161A (en) | Microwave band-pass filter having frequency characteristic of insertion loss steeply increasing on one outside of pass-band | |
US6750741B2 (en) | Band pass filter | |
US5949304A (en) | Multilayer ceramic package with floating element to couple transmission lines | |
CA2004184A1 (en) | Band-pass passive filter | |
JPS59114902A (ja) | 誘電体フイルタ | |
US5684439A (en) | Half wave ceramic filter with open circuit at both ends | |
EP0595623A1 (en) | Dielectric filter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Discontinued |