DE69806668T2 - Akustische Oberflächenwellenanordnung - Google Patents

Akustische Oberflächenwellenanordnung

Info

Publication number
DE69806668T2
DE69806668T2 DE69806668T DE69806668T DE69806668T2 DE 69806668 T2 DE69806668 T2 DE 69806668T2 DE 69806668 T DE69806668 T DE 69806668T DE 69806668 T DE69806668 T DE 69806668T DE 69806668 T2 DE69806668 T2 DE 69806668T2
Authority
DE
Germany
Prior art keywords
acoustic wave
surface acoustic
wave arrangement
arrangement
wave
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.)
Expired - Fee Related
Application number
DE69806668T
Other languages
English (en)
Other versions
DE69806668D1 (de
Inventor
Naoki Tanaka
Kazuya Niki
Fumio Kameoka
Masami Ikeda
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of DE69806668D1 publication Critical patent/DE69806668D1/de
Application granted granted Critical
Publication of DE69806668T2 publication Critical patent/DE69806668T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6423—Means for obtaining a particular transfer characteristic
    • H03H9/643—Means for obtaining a particular transfer characteristic the transfer characteristic being determined by reflective or coupling array characteristics

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
DE69806668T 1997-03-31 1998-03-30 Akustische Oberflächenwellenanordnung Expired - Fee Related DE69806668T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9080212A JPH10276062A (ja) 1997-03-31 1997-03-31 弾性表面波デバイス

Publications (2)

Publication Number Publication Date
DE69806668D1 DE69806668D1 (de) 2002-08-29
DE69806668T2 true DE69806668T2 (de) 2003-04-03

Family

ID=13712088

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69806668T Expired - Fee Related DE69806668T2 (de) 1997-03-31 1998-03-30 Akustische Oberflächenwellenanordnung

Country Status (4)

Country Link
US (1) US6037700A (de)
EP (1) EP0869608B1 (de)
JP (1) JPH10276062A (de)
DE (1) DE69806668T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3376355B2 (ja) * 1997-07-18 2003-02-10 株式会社東芝 弾性表面波フィルタ
JP3280617B2 (ja) * 1998-02-27 2002-05-13 東洋通信機株式会社 広帯域表面波フィルタ
JP3695353B2 (ja) * 2000-11-17 2005-09-14 株式会社村田製作所 トランスバーサル型弾性表面波フィルタ
JP3414384B2 (ja) * 2001-01-12 2003-06-09 株式会社村田製作所 弾性表面波フィルタ、およびそれを用いた通信機装置
US6759789B2 (en) * 2002-10-18 2004-07-06 Rf Saw Components, Inc. Surface acoustic wave identification tag having an interdigital transducer adapted for code discrimination and methods of operation and manufacture thereof
KR100740885B1 (ko) * 2005-12-01 2007-07-19 한국전자통신연구원 표면탄성파 필터의 내전력 시험 시스템 및 그 방법
JP5377259B2 (ja) * 2009-12-08 2013-12-25 京セラクリスタルデバイス株式会社 弾性表面波共振子

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0773177B2 (ja) * 1984-12-17 1995-08-02 株式会社東芝 弾性表面波共振子
JPS61251223A (ja) * 1985-04-27 1986-11-08 Pioneer Electronic Corp 弾性表面波共振子
JPH0646692B2 (ja) * 1986-01-10 1994-06-15 株式会社日立製作所 弾性表面波共振子
US4978879A (en) * 1988-07-27 1990-12-18 Fujitsu Limited Acoustic surface wave element
US5270606A (en) * 1991-07-22 1993-12-14 Motorola, Inc. Processing robust acoustic reflectors
US5212420A (en) * 1991-09-03 1993-05-18 Motorola, Inc. Method and apparatus for surface acoustic wave reflector grating
US5313177A (en) * 1992-04-06 1994-05-17 Motorola, Inc. Method and apparatus for an acoustic wave filter
JP3298251B2 (ja) * 1993-08-24 2002-07-02 株式会社村田製作所 弾性表面波装置
JPH07307640A (ja) * 1994-03-17 1995-11-21 Fujitsu Ltd 弾性表面波デバイス
JPH07283682A (ja) * 1994-04-13 1995-10-27 Murata Mfg Co Ltd 弾性表面波共振子フィルタ
US5638036A (en) * 1995-09-11 1997-06-10 Motorola, Inc. Acoustic wave ladder filter with unequal series and shunt transducer periodicities and method of making
JP3442202B2 (ja) * 1995-09-26 2003-09-02 富士通株式会社 表面弾性波フィルタ
US5760664A (en) * 1996-11-26 1998-06-02 Motorola Inc. Acoustic wave filter with double reflective gratings and method for producing the same
JP3224202B2 (ja) * 1996-11-28 2001-10-29 富士通株式会社 弾性表面波装置

Also Published As

Publication number Publication date
EP0869608A2 (de) 1998-10-07
DE69806668D1 (de) 2002-08-29
US6037700A (en) 2000-03-14
EP0869608A3 (de) 2000-04-12
EP0869608B1 (de) 2002-07-24
JPH10276062A (ja) 1998-10-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee