EP0817302A3 - Procédé de fabrication des électrodes d'un filtre diélectrique - Google Patents

Procédé de fabrication des électrodes d'un filtre diélectrique Download PDF

Info

Publication number
EP0817302A3
EP0817302A3 EP97304118A EP97304118A EP0817302A3 EP 0817302 A3 EP0817302 A3 EP 0817302A3 EP 97304118 A EP97304118 A EP 97304118A EP 97304118 A EP97304118 A EP 97304118A EP 0817302 A3 EP0817302 A3 EP 0817302A3
Authority
EP
European Patent Office
Prior art keywords
concave portions
dielectric filter
forming electrodes
conductors
electrode layer
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Withdrawn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
EP97304118A
Other languages
German (de)
English (en)
Other versions
EP0817302A2 (fr
Inventor
Seigo Hino
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.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co Ltd
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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Publication of EP0817302A2 publication Critical patent/EP0817302A2/fr
Publication of EP0817302A3 publication Critical patent/EP0817302A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
    • H01P11/007—Manufacturing frequency-selective devices
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
EP97304118A 1996-07-03 1997-06-12 Procédé de fabrication des électrodes d'un filtre diélectrique Withdrawn EP0817302A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP19391496A JPH1022710A (ja) 1996-07-03 1996-07-03 誘電体フィルタの電極形成方法
JP193914/96 1996-07-03

Publications (2)

Publication Number Publication Date
EP0817302A2 EP0817302A2 (fr) 1998-01-07
EP0817302A3 true EP0817302A3 (fr) 1998-11-18

Family

ID=16315849

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97304118A Withdrawn EP0817302A3 (fr) 1996-07-03 1997-06-12 Procédé de fabrication des électrodes d'un filtre diélectrique

Country Status (2)

Country Link
EP (1) EP0817302A3 (fr)
JP (1) JPH1022710A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3534008B2 (ja) * 1998-10-29 2004-06-07 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及び通信機装置
JP2001196806A (ja) * 2000-01-17 2001-07-19 Murata Mfg Co Ltd 誘電体フィルタ、誘電体デュプレクサおよび通信装置
JP2002158512A (ja) 2000-09-08 2002-05-31 Murata Mfg Co Ltd 誘電体共振器、誘電体フィルタ、誘電体デュプレクサ、および通信装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02185101A (ja) * 1989-01-12 1990-07-19 Alps Electric Co Ltd 誘電体フィルタの製造方法
JPH02260902A (ja) * 1989-03-31 1990-10-23 Kyocera Corp 誘電体同軸共振器及びその製造方法
JPH03190303A (ja) * 1989-12-19 1991-08-20 Matsushita Electric Ind Co Ltd 誘電体同軸共振器
EP0635897A1 (fr) * 1993-07-23 1995-01-25 NGK Spark Plug Co. Ltd. Filtre diélectrique
JPH0786807A (ja) * 1993-07-23 1995-03-31 Sony Chem Corp 誘電体フィルタ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02185101A (ja) * 1989-01-12 1990-07-19 Alps Electric Co Ltd 誘電体フィルタの製造方法
JPH02260902A (ja) * 1989-03-31 1990-10-23 Kyocera Corp 誘電体同軸共振器及びその製造方法
JPH03190303A (ja) * 1989-12-19 1991-08-20 Matsushita Electric Ind Co Ltd 誘電体同軸共振器
EP0635897A1 (fr) * 1993-07-23 1995-01-25 NGK Spark Plug Co. Ltd. Filtre diélectrique
JPH0786807A (ja) * 1993-07-23 1995-03-31 Sony Chem Corp 誘電体フィルタ

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 14, no. 461 (E - 987) 5 October 1990 (1990-10-05) *
PATENT ABSTRACTS OF JAPAN vol. 15, no. 4 (E - 1020) 8 January 1991 (1991-01-08) *
PATENT ABSTRACTS OF JAPAN vol. 15, no. 448 (E - 1133) 14 November 1991 (1991-11-14) *
PATENT ABSTRACTS OF JAPAN vol. 95, no. 6 31 July 1995 (1995-07-31) *

Also Published As

Publication number Publication date
JPH1022710A (ja) 1998-01-23
EP0817302A2 (fr) 1998-01-07

Similar Documents

Publication Publication Date Title
EP0838849A3 (fr) Méthode de fabrication d'un MOSFET
CA2117231A1 (fr) Substrat pour electrode frittee
TW359839B (en) Electronic component and method of manufacture therefor
EP1081753A3 (fr) Procédé pour améliorer le remplissage de trous de contact par électrodéposition
AUPQ653700A0 (en) Surface treated electrically conductive metal element and method of forming same
WO2002078781A3 (fr) Dispositif et procede permettant de former une traversee electrique hermetique
EP1014440A3 (fr) Réseau plan d'une couche d'air pour des couches diélectriques entre deux métallisations
EP1001459A3 (fr) Circuit integré avec condensateur et son procédé de fabrication
EP2264727A3 (fr) Condensateur électrolytique ayant une zone d'isolement entre l'anode et la cathode et sa méthode d'obtention
EP1176641A3 (fr) Substrat électriquement conducteur sur les faces avant et arrière et méthode de fabrication associée
EP1100295A3 (fr) Feuille métallique à condensateurs montés et son procédé de fabrication, et panneau à circuit et son procédé de fabrication
EP0738006A3 (fr) Procédé de fabrication d'une cellule semi-conductrice à capacité ensillonnée
EP1098000A3 (fr) Précipités de métal enfoncés, qui forment des électrodes d'un capteur eléctrochimique
EP0395017A3 (fr) Méthode d'attaque par plasma
EP1160846A3 (fr) Méthode d'application d'une polarisation électrique pour améliorer le dépôt d'un métal
EP0681341A3 (fr) Contact à deplacement d'isolant
PL288226A1 (en) Method of making sparking plug electrodes and sparking plug electrode as such
ATE156629T1 (de) Verfahren zur aufbringen einer cermet- elektrodenschicht auf einem gesinterten elektrolyt
EP0817302A3 (fr) Procédé de fabrication des électrodes d'un filtre diélectrique
EP1339118A3 (fr) Grille d'électrode d'alliage plomb-calcium revêtue de bioxyde de plomb
EP0851473A3 (fr) Méthode de fabrication d'une couche à constante diélectrique élevée et son application à une couche d'isolation d'une porte et d'un condensateur
EP0989571A4 (fr) Materiau electrode metallique, condensateur utilisant ledit materiau et procede de fabrication associe
EP1063698A3 (fr) Procédé de fabrication d'un contact de ligne de bit
TW344078B (en) Surface discharge element and a method of making the same
EP0881670A3 (fr) Paroi sacrificielle pour des transistors à circuit intégré

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AKX Designation fees paid
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19990519

REG Reference to a national code

Ref country code: DE

Ref legal event code: 8566