DE69936479D1 - Akustische Oberflächenwellenanordnung und Kommunikationsgerät - Google Patents

Akustische Oberflächenwellenanordnung und Kommunikationsgerät

Info

Publication number
DE69936479D1
DE69936479D1 DE69936479T DE69936479T DE69936479D1 DE 69936479 D1 DE69936479 D1 DE 69936479D1 DE 69936479 T DE69936479 T DE 69936479T DE 69936479 T DE69936479 T DE 69936479T DE 69936479 D1 DE69936479 D1 DE 69936479D1
Authority
DE
Germany
Prior art keywords
acoustic wave
surface acoustic
communication device
wave device
communication
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 - Lifetime
Application number
DE69936479T
Other languages
English (en)
Other versions
DE69936479T2 (de
Inventor
Osamu Furukawa
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.)
Toshiba Corp
Original Assignee
Toshiba 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.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of DE69936479D1 publication Critical patent/DE69936479D1/de
Application granted granted Critical
Publication of DE69936479T2 publication Critical patent/DE69936479T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03H9/0023—Balance-unbalance or balance-balance networks
    • H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave devices
    • H03H9/0033—Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only
    • H03H9/0042—Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only the balanced terminals being on opposite sides of the track

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
DE69936479T 1998-03-06 1999-03-03 Akustische Oberflächenwellenanordnung und Kommunikationsgerät Expired - Lifetime DE69936479T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5556298 1998-03-06
JP5556298 1998-03-06

Publications (2)

Publication Number Publication Date
DE69936479D1 true DE69936479D1 (de) 2007-08-23
DE69936479T2 DE69936479T2 (de) 2008-03-20

Family

ID=13002155

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69936479T Expired - Lifetime DE69936479T2 (de) 1998-03-06 1999-03-03 Akustische Oberflächenwellenanordnung und Kommunikationsgerät

Country Status (3)

Country Link
US (1) US6339704B1 (de)
EP (1) EP0940915B1 (de)
DE (1) DE69936479T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6516665B1 (en) * 1999-06-17 2003-02-11 The Penn State Research Foundation Micro-electro-mechanical gyroscope
US6832077B1 (en) * 2000-01-12 2004-12-14 Honeywell International, Inc. Microwave isolator
DE10007178A1 (de) 2000-02-17 2001-08-23 Epcos Ag Oberflächenwellenfilter mit Reaktanzelementen
JP3478264B2 (ja) * 2000-03-10 2003-12-15 株式会社村田製作所 弾性表面波装置
JP2001267885A (ja) * 2000-03-17 2001-09-28 Fujitsu Media Device Kk 弾性表面波装置
JP4103666B2 (ja) * 2003-04-03 2008-06-18 株式会社村田製作所 無線受信装置
KR100535405B1 (ko) * 2003-12-30 2005-12-08 현대자동차주식회사 타이어의 압력 및 온도 측정용 표면탄성파 센서
WO2007093937A2 (en) * 2006-02-13 2007-08-23 Koninklijke Philips Electronics N.V. Radio system, master transceiver, radio transceiver and method of transmitting data in a network
JP5172454B2 (ja) * 2008-04-30 2013-03-27 太陽誘電株式会社 フィルタ、デュプレクサおよび通信機器
DE102009032840B4 (de) * 2009-07-13 2015-02-05 Epcos Ag SAW-Filterschaltung mit verbesserter ESD-Festigkeit

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573673A (en) * 1969-01-08 1971-04-06 Zenith Radio Corp Acoustic surface wave filters
JPS598417A (ja) * 1982-07-06 1984-01-17 Clarion Co Ltd 弾性表面波装置
JP3254779B2 (ja) * 1993-01-05 2002-02-12 株式会社村田製作所 多電極形弾性表面波装置
JPH06338756A (ja) * 1993-05-27 1994-12-06 Fujitsu Ltd 共振子型弾性表面波フィルタ
JP3139225B2 (ja) * 1993-07-08 2001-02-26 株式会社村田製作所 弾性表面波フィルタ
JP3244386B2 (ja) * 1994-08-23 2002-01-07 松下電器産業株式会社 弾性表面波装置
US5499003A (en) * 1994-10-03 1996-03-12 Motorola, Inc. Differential saw filter including series coupled resonant/antiresonant tracks
WO1997000556A1 (en) * 1995-06-16 1997-01-03 Northern Telecom Limited Cascaded surface wave device filters
JPH09205342A (ja) * 1996-01-26 1997-08-05 Matsushita Electric Ind Co Ltd 弾性表面波フィルタ
DE19638370C2 (de) * 1996-09-19 2001-06-13 Epcos Ag Oberflächenwellenfilter für unsymmetrische/symmetrische und symmetrische/symmetrische Betriebsweise
JP3186604B2 (ja) * 1996-10-09 2001-07-11 株式会社村田製作所 弾性表面波フィルタ装置
DE19818038B4 (de) * 1998-04-22 2004-07-22 Epcos Ag Dualmode-Oberflächenwellenfilter

Also Published As

Publication number Publication date
EP0940915B1 (de) 2007-07-11
EP0940915A2 (de) 1999-09-08
DE69936479T2 (de) 2008-03-20
EP0940915A3 (de) 2001-01-24
US6339704B1 (en) 2002-01-15

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Legal Events

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8364 No opposition during term of opposition