EP0763866A3 - Mikrowellen-Keramikfilter - Google Patents

Mikrowellen-Keramikfilter Download PDF

Info

Publication number
EP0763866A3
EP0763866A3 EP96114475A EP96114475A EP0763866A3 EP 0763866 A3 EP0763866 A3 EP 0763866A3 EP 96114475 A EP96114475 A EP 96114475A EP 96114475 A EP96114475 A EP 96114475A EP 0763866 A3 EP0763866 A3 EP 0763866A3
Authority
EP
European Patent Office
Prior art keywords
ceramic filter
microwave ceramic
ceramic
microwave
bodies
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.)
Withdrawn
Application number
EP96114475A
Other languages
English (en)
French (fr)
Other versions
EP0763866A2 (de
Inventor
Christian Block
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TDK Electronics AG
Original Assignee
Siemens Matsushita Components GmbH and Co KG
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.)
Filing date
Publication date
Application filed by Siemens Matsushita Components GmbH and Co KG filed Critical Siemens Matsushita Components GmbH and Co KG
Publication of EP0763866A2 publication Critical patent/EP0763866A2/de
Publication of EP0763866A3 publication Critical patent/EP0763866A3/de
Withdrawn legal-status Critical Current

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
    • H01P1/2056—Comb filters or interdigital filters with metallised resonator holes in a dielectric block

Abstract

Bei einem Mikrowellen-Keramikfilter mit mindestens zwei gekoppelten Resonatoren (2) sind die Resonator-Keramikkörper aus Neodymtitanatkeramik hergestellt und die Stirnflächen (3, 4) der Keramikkörper, auf denen die Innenleiterbohrungen (8) senkrecht stehen, sind metallisierungsfrei.
EP96114475A 1995-09-14 1996-09-10 Mikrowellen-Keramikfilter Withdrawn EP0763866A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1995134158 DE19534158C1 (de) 1995-09-14 1995-09-14 Mikrowellen-Keramikfilter
DE19534158 1995-09-14

Publications (2)

Publication Number Publication Date
EP0763866A2 EP0763866A2 (de) 1997-03-19
EP0763866A3 true EP0763866A3 (de) 1998-03-04

Family

ID=7772204

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96114475A Withdrawn EP0763866A3 (de) 1995-09-14 1996-09-10 Mikrowellen-Keramikfilter

Country Status (2)

Country Link
EP (1) EP0763866A3 (de)
DE (1) DE19534158C1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6154951A (en) * 1997-12-11 2000-12-05 Sanyo Electric Co., Ltd. Dielectric filter and process for producing same
DE19903855B4 (de) * 1999-02-01 2010-04-15 Epcos Ag Antennenweiche

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2276041A (en) * 1993-03-12 1994-09-14 Matsushita Electric Ind Co Ltd Dielectric filter
EP0664572A1 (de) * 1994-01-25 1995-07-26 Murata Manufacturing Co., Ltd. Dielektrisches Filter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2837508C3 (de) * 1977-09-07 1985-11-21 Hitachi, Ltd., Tokio/Tokyo Piezokeramik
US5130683A (en) * 1991-04-01 1992-07-14 Motorola, Inc. Half wave resonator dielectric filter construction having self-shielding top and bottom surfaces
US5173672A (en) * 1991-07-22 1992-12-22 Motorola, Inc. Dielectric block filter with included shielded transmission line inductors

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2276041A (en) * 1993-03-12 1994-09-14 Matsushita Electric Ind Co Ltd Dielectric filter
EP0664572A1 (de) * 1994-01-25 1995-07-26 Murata Manufacturing Co., Ltd. Dielektrisches Filter

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HARUO MATSUMOTO ET AL: "A MINIATURIZED DIELECTRIC MONOBLOCK BAND-PASS FILTER FOR 800 MHZ BAND CORDLESS TELEPHONES", CONFERENCE PROCEEDINGS RF EXPO WEST 1995. EMC/ESD INTERNATIONAL, SAN DIEGO, JAN 29 - FEB. 1, 1995, 29 January 1995 (1995-01-29), EMC TEST AND DESIGN;RF DESIGN, pages 207 - 211, XP000492822 *

Also Published As

Publication number Publication date
DE19534158C1 (de) 1997-03-13
EP0763866A2 (de) 1997-03-19

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