BR8504822A - Filtro de passagem de banda - Google Patents

Filtro de passagem de banda

Info

Publication number: BR8504822A
Authority: BR; Brazil
Prior art keywords: pass filter; band pass; band; filter; pass
Prior art date: 1984-09-27

Application number

BR8504822A

Other languages

English (en)

Inventor

Motoo Mizumura

Hisasuke Sei

Original Assignee

Nec Corp

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.)

1984-09-27

Filing date

1985-09-26

Publication date

1986-07-22

1985-09-26 Application filed by Nec Corp filed Critical Nec Corp

1986-07-22 Publication of BR8504822A publication Critical patent/BR8504822A/pt

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
- H01P1/207—Hollow waveguide filters
- H01P1/208—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure
- H01P1/2084—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with dielectric resonators

BR8504822A 1984-09-27 1985-09-26 Filtro de passagem de banda BR8504822A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP59202337A JPS6179301A (ja)	1984-09-27	1984-09-27	誘電体共振器帯域通過ろ波器

Publications (1)

Publication Number	Publication Date
BR8504822A true BR8504822A (pt)	1986-07-22

Family

ID=16455871

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8504822A BR8504822A (pt)	1984-09-27	1985-09-26	Filtro de passagem de banda

Country Status (6)

Country	Link
US (1)	US4626809A (pt)
EP (1)	EP0176966A3 (pt)
JP (1)	JPS6179301A (pt)
AU (1)	AU570899B2 (pt)
BR (1)	BR8504822A (pt)
CA (1)	CA1236181A (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1229389A (en) *	1985-04-03	1987-11-17	Barry A. Syrett	Microwave bandpass filters including dielectric resonators
JPH066561Y2 (ja) *	1987-01-14	1994-02-16	島田理化工業株式会社	マイクロ波帯域通過フイルタ
JPH0718161Y2 (ja) *	1987-08-31	1995-04-26	日本電気株式会社	誘電体共振器型帯域通過ろ波器
JPH066562Y2 (ja) *	1987-12-23	1994-02-16	富士電気化学株式会社	誘電体フィルタ
JPH01228301A (ja) *	1988-02-29	1989-09-12	Telecommun Lab Directorate General Of Telecommun Ministry Of Commun	半同軸共振器と誘電体共振器を組合せるマイクロ波フィルター
JPH071847Y2 (ja) *	1988-08-25	1995-01-18	船井電機株式会社	誘導体共振器装置
US4837535A (en) *	1989-01-05	1989-06-06	Uniden Corporation	Resonant wave filter
JPH0728722Y2 (ja) *	1989-08-30	1995-06-28	富士電気化学株式会社	誘電体フィルタ
FI88830C (fi) *	1991-05-24	1993-07-12	Telenokia Oy	Comb-line-hoegfrekvensfilter
US5430342A (en) *	1993-04-27	1995-07-04	Watson Industries, Inc.	Single bar type vibrating element angular rate sensor system
FR2737611B1 (fr) *	1995-08-04	1997-08-29	Alcatel Telspace	Dispositif de couplage magnetique entre un conducteur principal d'une ligne tem et un guide d'ondes formant resonateur en lambdag/2
US6002311A (en) *	1997-10-23	1999-12-14	Allgon Ab	Dielectric TM mode resonator for RF filters
US6232853B1 (en)	1999-03-12	2001-05-15	Com Dev Limited	Waveguide filter having asymmetrically corrugated resonators
US6169466B1 (en)	1999-05-10	2001-01-02	Com Dev Limited	Corrugated waveguide filter having coupled resonator cavities
DE60026037T2 (de) *	1999-08-20	2006-08-24	Kabushiki Kaisha Tokin, Sendai	Dielektrischer resonator und dielektrisches filter
JP3506104B2 (ja) *	1999-10-04	2004-03-15	株式会社村田製作所	共振器装置、フィルタ、複合フィルタ装置、デュプレクサおよび通信装置
US6507252B1 (en) *	2001-06-21	2003-01-14	Thinh Q. Ho	High rejection evanescent MIC multiplexers for multifunctional systems
US6559740B1 (en)	2001-12-18	2003-05-06	Delta Microwave, Inc.	Tunable, cross-coupled, bandpass filter
US7782158B2 (en) *	2007-04-16	2010-08-24	Andrew Llc	Passband resonator filter with predistorted quality factor Q
US7777598B2 (en) *	2008-04-14	2010-08-17	Radio Frequency Systems, Inc.	Dielectric combine cavity filter having ceramic resonator rods suspended by polymer wedge mounting structures
EP2443695B1 (en) *	2009-06-17	2016-03-16	Telefonaktiebolaget LM Ericsson (publ)	Dielectric resonator rod and method in a radio frequency filter
DK3266062T3 (en) *	2015-03-01	2018-11-26	Ericsson Telefon Ab L M	Waveguide E-plane-FILTER

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1906059A1 (de) *	1969-02-07	1970-08-13	Licentia Gmbh	Kammfilter
CA1041619A (en) *	1975-09-26	1978-10-31	Gte Lenkurt Electric (Canada) Ltd.	Adjustable interdigital microwave filter
JPS52157734U (pt) *	1976-05-24	1977-11-30
US4037182A (en) *	1976-09-03	1977-07-19	Hughes Aircraft Company	Microwave tuning device
JPS6058395B2 (ja) *	1978-08-14	1985-12-19	バブコツク日立株式会社	炉内監視装置取付用座
JPS5821844A (ja) *	1981-07-31	1983-02-08	Nippon Telegr & Teleph Corp <Ntt>	配線構造体の製造方法
US4431977A (en) *	1982-02-16	1984-02-14	Motorola, Inc.	Ceramic bandpass filter
JPS58207701A (ja) *	1982-05-28	1983-12-03	Murata Mfg Co Ltd	広帯域フイルタ

1984
- 1984-09-27 JP JP59202337A patent/JPS6179301A/ja active Pending
1985
- 1985-09-19 CA CA000491157A patent/CA1236181A/en not_active Expired
- 1985-09-20 US US06/778,104 patent/US4626809A/en not_active Expired - Lifetime
- 1985-09-20 AU AU47626/85A patent/AU570899B2/en not_active Ceased
- 1985-09-26 EP EP85112223A patent/EP0176966A3/en not_active Withdrawn
- 1985-09-26 BR BR8504822A patent/BR8504822A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
AU570899B2 (en)	1988-03-24
AU4762685A (en)	1986-04-10
US4626809A (en)	1986-12-02
JPS6179301A (ja)	1986-04-22
EP0176966A3 (en)	1988-06-22
EP0176966A2 (en)	1986-04-09
CA1236181A (en)	1988-05-03

Publication	Publication Date	Title
AR229727A1 (es)	1983-10-31	Filtro de paso de banda
BR8504822A (pt)	1986-07-22	Filtro de passagem de banda
DK162692C (da)	1992-04-21	Cigaretfilter
BR8100132A (pt)	1981-07-28	Elementos de filtracao
MX162250A (es)	1991-04-16	Filtros
DE3689047D1 (de)	1993-10-21	Bandfilter.
FI834668A0 (fi)	1983-12-19	Roterbart filter
BR8503016A (pt)	1986-03-11	Filtro de cigarro
DK161658C (da)	1992-01-27	Cigaretfilter
BR8100362A (pt)	1981-08-11	Filtro de adaptacao
DE69121549D1 (de)	1996-09-26	Bandpassfilter
FI832957L (fi)	1984-02-21	Roterbart filter
FI832951A0 (fi)	1983-08-17	Foerbaettringar beroerande filter foer tobaksprodukter
AT388264B (de)	1989-05-26	Bandpassfilter
DK158369C (da)	1990-10-08	Roegfilter
FI830211A0 (fi)	1983-01-21	Foerbaettringar betraeffande filter foer tobaksroek
FI830210A0 (fi)	1983-01-21	Foerbaettringar betraeffande filter foer tobaksroek
SE8502356D0 (sv)	1985-05-13	Bandfilter
KR880008843U (ko)	1988-06-30	가변대역필터
BR8305744A (pt)	1984-01-10	Filtros de passagem de faixa e de multiplas faixas
IT8431636V0 (it)	1984-12-28	Moka - filtro decaffeinante
ES540356A0 (es)	1985-12-16	Un filtro paso banda sintonizable electronicamente
BR8202920A (pt)	1983-12-27	Filtro de gasogenio
BR6401064U (pt)	1986-02-18	Tampa-filtro
BR6400256U (pt)	1985-10-01	Filtro de linha

Legal Events

Date	Code	Title	Description
2008-07-15	B21A	Expiry acc. art. 78, item i of ipl- expiry of the term of protection	Free format text: PATENTE EXTINTA EM 26/09/2000