(19)
(11) EP 1 030 445 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
10.10.2007 Bulletin 2007/41

(45) Mention of the grant of the patent:
22.08.2007 Bulletin 2007/34

(21) Application number: 00400448.7

(22) Date of filing: 18.02.2000
(51) International Patent Classification (IPC): 
H03H 9/25(2006.01)

(54)

Edge reflection type surface acoustic wave device

Kantenreflexions-Oberflächenwellenfilter

Dispositif à ondes acoustiques de surface à réflexions sur les bords

(84) Designated Contracting States:
DE FR GB

(30) Priority: 18.02.1999 JP 3977699

(43) Date of publication of application:
23.08.2000 Bulletin 2000/34

(73) Proprietor: MURATA MANUFACTURING CO., LTD.
Nagaokakyo-shi, Kyoto 617-8555 (JP)

(72) Inventors:
  • Kadota, Michio, Murata Manufacturing Co. Ltd.
    Nagaokakyo-shi, Kyoto-fu 617-8555 (JP)
  • Ago, Junya, Murata Manufacturing Co. Ltd.
    Nagaokakyo-shi, Kyoto-fu 617-8555 (JP)
  • Horiuchi, Hideya, Murata Manufacturing Co. Ltd.
    Nagaokakyo-shi, Kyoto-fu 617-8555 (JP)
  • Ikeura, Mamoru, Murata Manufacturing Co. Ltd.
    Nagaokakyo-shi, Kyoto-fu 617-8555 (JP)

(74) Representative: Joly, Jean-Jacques et al
Cabinet Beau de Loménie 158, rue de l'Université
75340 Paris Cédex 07
75340 Paris Cédex 07 (FR)


(56) References cited: : 
   
  • MOROZUMI K ET AL: "BLEUSTEIN-GULYAEV-SHIMIZU WAVE RESONATORS FROMED ON CERAMIC SUBSTRATES AND THEIR APPLICATIONS" ELECTRONICS & COMMUNICATIONS IN JAPAN, PART II - ELECTRONICS, SCRIPTA TECHNICA. NEW YORK, US, vol. 79, no. 4, 1 April 1996 (1996-04-01), pages 30-38, XP000630747 ISSN: 8756-663X
  • PATENT ABSTRACTS OF JAPAN vol. 018, no. 084 (E-1506), 10 February 1994 (1994-02-10) & JP 05 291869 A (MURATA MFG CO LTD), 5 November 1993 (1993-11-05)
  • MICHIO KADOTA ET AL: "CERAMIC RESONATORS USING BGS WAVES" JAPANESE JOURNAL OF APPLIED PHYSICS, PUBLICATION OFFICE JAPANESE JOURNAL OF APPLIED PHYSICS. TOKYO, JP, vol. 31, no. SUPPL 31-1, 1992, pages 219-221, XP000322504 ISSN: 0021-4922
  • KADOTA M ET AL: "A BLEUSTEIN-GULYAEV-SHIMIZU WAVE RESONATOR HAVING RESONANCES FOR TVAND VCR TRAPS" IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, IEEE INC. NEW YORK, US, vol. 44, no. 12, PART 2, 1 December 1996 (1996-12-01), pages 2758-2762, XP000636449 ISSN: 0018-9480
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).