FI892094L - Hoegfrekvensbandpassfilter. - Google Patents

Hoegfrekvensbandpassfilter. Download PDF

Info

Publication number: FI892094L
Authority: FI; Finland
Prior art keywords: high frequency; bandpass filter; frequency bandpass; filter; frequency
Prior art date: 1989-05-02

Application number

FI892094A

Other languages

English (en)

Other versions

FI89991B (fi

FI892094A0 (fi

FI89991C (fi

Inventor

Erkki Juvonen

Original Assignee

Telenokia Oy

Priority date (The priority date 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 date listed.)

1989-05-02

Filing date

1989-05-02

Publication date

1990-11-03

1989-05-02 Application filed by Telenokia Oy filed Critical Telenokia Oy

1989-05-02 Priority to FI892094A priority Critical patent/FI89991C/fi

1989-05-02 Publication of FI892094A0 publication Critical patent/FI892094A0/fi

1990-04-27 Priority to PCT/FI1990/000121 priority patent/WO1990013943A1/en

1990-04-27 Priority to AU55272/90A priority patent/AU5527290A/en

1990-11-03 Publication of FI892094L publication Critical patent/FI892094L/fi

1993-08-31 Publication of FI89991B publication Critical patent/FI89991B/fi

1993-12-10 Application granted granted Critical

1993-12-10 Publication of FI89991C publication Critical patent/FI89991C/fi

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
- H01P1/20354—Non-comb or non-interdigital filters
- H01P1/20381—Special shape resonators
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0237—High frequency adaptations
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/16—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Control Of Motors That Do Not Use Commutators (AREA)
Filters And Equalizers (AREA)

FI892094A 1989-05-02 1989-05-02 Hoegfrekvensbandpassfilter FI89991C (fi)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
FI892094A FI89991C (fi)	1989-05-02	1989-05-02	Hoegfrekvensbandpassfilter
PCT/FI1990/000121 WO1990013943A1 (en)	1989-05-02	1990-04-27	A high-frequency bandpass filter
AU55272/90A AU5527290A (en)	1989-05-02	1990-04-27	A high-frequency bandpass filter

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI892094		1989-05-02
FI892094A FI89991C (fi)	1989-05-02	1989-05-02	Hoegfrekvensbandpassfilter

Publications (4)

Publication Number	Publication Date
FI892094A0 FI892094A0 (fi)	1989-05-02
FI892094L true FI892094L (fi)	1990-11-03
FI89991B FI89991B (fi)	1993-08-31
FI89991C FI89991C (fi)	1993-12-10

Family

ID=8528337

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI892094A FI89991C (fi)	1989-05-02	1989-05-02	Hoegfrekvensbandpassfilter

Country Status (3)

Country	Link
AU (1)	AU5527290A (fi)
FI (1)	FI89991C (fi)
WO (1)	WO1990013943A1 (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2688955B1 (fr) *	1992-03-17	1996-11-15	Thomson Csf	Filtre accordable haute frequence.
FI95851C (fi) *	1993-09-10	1996-03-25	Lk Products Oy	Siirtojohtoresonaattorin sähköinen taajuudensäätökytkentä sekä säädettävä suodatin
US5502422A (en) *	1994-08-12	1996-03-26	Motorola, Inc.	Filter with an adjustable shunt zero
US5774027A (en) *	1995-08-25	1998-06-30	Sanyo Electric Co., Ltd.	Band-pass filter with trap circuits having different Q factors
JPH09270602A (ja) *	1996-04-01	1997-10-14	Matsushita Electric Ind Co Ltd	受信装置
FR2798237B1 (fr) *	1999-09-07	2002-05-03	Itis	Dispositif de filtrage commande en frequence pour la bande uhf
KR100696205B1 (ko) *	2005-08-26	2007-03-20	한국전자통신연구원	광 모듈 및 광 모듈 패키지
CN110071351B (zh) *	2019-05-07	2020-11-27	大连海事大学	一种基于横跨耦合线的可调频带通滤波器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS54115045A (en) *	1978-02-28	1979-09-07	Matsushita Electric Ind Co Ltd	Electronic tuning circuit
JPS6295333U (fi) *	1985-12-03	1987-06-18

1989
- 1989-05-02 FI FI892094A patent/FI89991C/fi not_active IP Right Cessation
1990
- 1990-04-27 WO PCT/FI1990/000121 patent/WO1990013943A1/en not_active Ceased
- 1990-04-27 AU AU55272/90A patent/AU5527290A/en not_active Abandoned

Also Published As

Publication number	Publication date
FI89991B (fi)	1993-08-31
AU5527290A (en)	1990-11-29
FI892094A0 (fi)	1989-05-02
FI89991C (fi)	1993-12-10
WO1990013943A1 (en)	1990-11-15

Publication	Publication Date	Title
FI906215A7 (fi)	1992-06-18	Hoegfrekvensbandpassfilter.
FI900612L (fi)	1991-08-08	Hoegfrekvensfilter.
DE69114216D1 (de)	1995-12-07	Abstimmbares Bandpass Filter.
DE68920971D1 (de)	1995-03-16	Bandpassfilter.
NO903246L (no)	1991-01-22	Filtersigarett.
NO904172L (no)	1991-03-27	Sigarettfilter.
NO860694L (no)	1986-08-28	Baandpassfilter for ultrahoeye frekvenser.
FI922640L (fi)	1992-06-08	Suodatinjärjestely
FI893231A7 (fi)	1990-01-05	Kaistanpoistosuodatin
DE69014693D1 (de)	1995-01-19	Dielektrisches Resonatorfilter.
DE69014674D1 (de)	1995-01-19	Dielektrisches Filter des LC-Typs.
FI921995A7 (fi)	1992-05-04	Kaistanpäästötyyppinen suodatin
FI900155L (fi)	1990-07-18	Koaxial filtercigarett.
DE58905789D1 (de)	1993-11-04	Hochfrequenz-bandpassfilter.
DE3850053D1 (de)	1994-07-14	Bandpassfilteranordnung.
DE68917373D1 (de)	1994-09-15	Magnetisch abstimmbares Bandpassfilter.
DE3887835D1 (de)	1994-03-24	Bandpass-Filteranordnung.
FI892094L (fi)	1990-11-03	Hoegfrekvensbandpassfilter.
FI901656A7 (fi)	1990-11-24	Suodatinyhdistelmä
FI891851L (fi)	1990-10-19	Rengoerings-/avskiljningsapparat foer filter i vaot- och torrsugare.
FI900143L (fi)	1990-07-12	Keramiskt filter foer filtrering av metallsmaelter.
FI900719A0 (fi)	1990-02-14	Filter.
DE69012283D1 (de)	1994-10-13	Filtereinheit.
DE68914396D1 (de)	1994-05-11	UHF-Bandpassfilter.
ATE95341T1 (de)	1993-10-15	Hochfrequenz-bandpassfilter.

Legal Events

Date	Code	Title	Description
1993-04-15	HC	Name/ company changed in application	Owner name: NOKIA TELECOMMUNICATIONS OY
1993-08-02	BB	Publication of examined application
2004-08-31	MM	Patent lapsed	Owner name: NOKIA TELECOMMUNICATIONS OY