JP4200629B2 - 縦結合多重モードsawフィルタ - Google Patents

縦結合多重モードsawフィルタ Download PDF

Info

Publication number
JP4200629B2
JP4200629B2 JP2000067842A JP2000067842A JP4200629B2 JP 4200629 B2 JP4200629 B2 JP 4200629B2 JP 2000067842 A JP2000067842 A JP 2000067842A JP 2000067842 A JP2000067842 A JP 2000067842A JP 4200629 B2 JP4200629 B2 JP 4200629B2
Authority
JP
Japan
Prior art keywords
saw filter
mode
electrode
longitudinally coupled
coupling coefficient
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
JP2000067842A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001257556A5 (enExample
JP2001257556A (ja
Inventor
祥隆 井戸
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.)
Miyazaki Epson Corp
Original Assignee
Epson Toyocom 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 Epson Toyocom Corp filed Critical Epson Toyocom Corp
Priority to JP2000067842A priority Critical patent/JP4200629B2/ja
Publication of JP2001257556A publication Critical patent/JP2001257556A/ja
Publication of JP2001257556A5 publication Critical patent/JP2001257556A5/ja
Application granted granted Critical
Publication of JP4200629B2 publication Critical patent/JP4200629B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP2000067842A 2000-03-10 2000-03-10 縦結合多重モードsawフィルタ Expired - Fee Related JP4200629B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000067842A JP4200629B2 (ja) 2000-03-10 2000-03-10 縦結合多重モードsawフィルタ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000067842A JP4200629B2 (ja) 2000-03-10 2000-03-10 縦結合多重モードsawフィルタ

Publications (3)

Publication Number Publication Date
JP2001257556A JP2001257556A (ja) 2001-09-21
JP2001257556A5 JP2001257556A5 (enExample) 2006-06-15
JP4200629B2 true JP4200629B2 (ja) 2008-12-24

Family

ID=18586972

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000067842A Expired - Fee Related JP4200629B2 (ja) 2000-03-10 2000-03-10 縦結合多重モードsawフィルタ

Country Status (1)

Country Link
JP (1) JP4200629B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003258595A (ja) 2002-02-27 2003-09-12 Fujitsu Media Device Kk 弾性表面波装置

Also Published As

Publication number Publication date
JP2001257556A (ja) 2001-09-21

Similar Documents

Publication Publication Date Title
JP4100249B2 (ja) 弾性表面波装置、通信機
JP3160023B2 (ja) 縦結合二重モードsawフィルタ
JP2002314366A (ja) 弾性表面波フィルタ、弾性表面波装置および通信装置
CN116318035A (zh) 一种声表面波谐振器和无线通信设备
KR100680675B1 (ko) 탄성 표면파 장치
JPH11340783A (ja) 弾性表面波フィルタ
EP1233512A2 (en) Longitudinal coupled multiple mode surface acoustic wave filter
JP3745847B2 (ja) 二重モードsawフィルタの構造
JP3890731B2 (ja) 縦結合多重モードsawフィルタ
JP4821079B2 (ja) 弾性表面波用のくし型電極部、弾性表面波装置、通信装置
JPH11340774A (ja) 弾性表面波フィルタ
JP2004140738A (ja) 弾性表面波フィルタ
JP3915322B2 (ja) 弾性表面波フィルタ
JP2817380B2 (ja) 縦型2重モード弾性表面波フィルタ
JPH05335881A (ja) 縦型2重モード弾性表面波フィルタ
JP4200629B2 (ja) 縦結合多重モードsawフィルタ
JP2004260402A (ja) 弾性表面波装置およびそれを有する通信装置
JP4003511B2 (ja) 縦結合共振子型表面波装置
JP4457914B2 (ja) 一方向性弾性表面波変換器及びそれを用いた弾性表面波デバイス
JP2002111444A (ja) 複合弾性表面波フィルタ
JP2000196399A (ja) 弾性表面波フィルタと共振子
JP2000224003A (ja) 縦結合二重モードsawフィルタ
JP4710186B2 (ja) 縦結合二重モードsawフィルタ
JP4548305B2 (ja) 二重モード弾性表面波フィルタ
JP3724901B2 (ja) 二重モードsawフィルタの構造

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060424

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20060424

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20060424

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20080902

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20080916

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20080929

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20111017

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20111017

Year of fee payment: 3

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313111

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20111017

Year of fee payment: 3

R371 Transfer withdrawn

Free format text: JAPANESE INTERMEDIATE CODE: R371

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121017

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121017

Year of fee payment: 4

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313111

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121017

Year of fee payment: 4

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121017

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20131017

Year of fee payment: 5

LAPS Cancellation because of no payment of annual fees