JPH03103601U - - Google Patents

Info

Publication number
JPH03103601U
JPH03103601U JP1206690U JP1206690U JPH03103601U JP H03103601 U JPH03103601 U JP H03103601U JP 1206690 U JP1206690 U JP 1206690U JP 1206690 U JP1206690 U JP 1206690U JP H03103601 U JPH03103601 U JP H03103601U
Authority
JP
Japan
Prior art keywords
magnetic field
ferrimagnetic substrate
embodiment shown
showing
thin film
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.)
Granted
Application number
JP1206690U
Other languages
Japanese (ja)
Other versions
JP2522919Y2 (en
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 filed Critical
Priority to JP1990012066U priority Critical patent/JP2522919Y2/en
Publication of JPH03103601U publication Critical patent/JPH03103601U/ja
Application granted granted Critical
Publication of JP2522919Y2 publication Critical patent/JP2522919Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Waveguides (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案の一実施例を示す図解図であ
る。第２図は第１図に示す実施例において永久磁
石をフエリ磁性薄膜に近づけた場合の有限要素法
による計算上の磁界の分布を示すグラフである。
第３図は第１図に示す実施例において永久磁石を
フエリ磁性薄膜から離した場合の有限要素法によ
る計算上の磁界の分布を示すグラフである。第４
図は第１図に示す実施例の変形例を示す図解図で
ある。第５図はこの考案の他の実施例を示す図解
図である。第６図は第５図に示す実施例において
ねじをフエリ磁性薄膜に近づけた場合の有限要素
法による計算上の磁界の分布を示すグラフである
。第７図は第５図に示す実施例においてねじをフ
エリ磁性薄膜から離した場合の有限要素法による
計算上の磁界の分布を示すグラフである。第８図
は第５図に示す実施例の変形例を示す図解図であ
る。第９図はこの考案のさらに他の実施例を示す
図解図である。第１０図は従来の静磁波装置の一
例を示す図解図である。 図において、１０は静磁波装置、１２はケース
、１４はフエリ磁性薄膜、１６，２０および２２
は永久磁石、１８はねじ、２６はヨーク、２８は
で電磁石を示す。 FIG. 1 is an illustrative diagram showing an embodiment of this invention. FIG. 2 is a graph showing the magnetic field distribution calculated by the finite element method when the permanent magnet is brought close to the ferrimagnetic thin film in the embodiment shown in FIG.
FIG. 3 is a graph showing the magnetic field distribution calculated by the finite element method when the permanent magnet is separated from the ferrimagnetic thin film in the embodiment shown in FIG. Fourth
The figure is an illustrative view showing a modification of the embodiment shown in FIG. 1. FIG. 5 is an illustrative view showing another embodiment of this invention. FIG. 6 is a graph showing the magnetic field distribution calculated by the finite element method when the screw is brought close to the ferrimagnetic thin film in the embodiment shown in FIG. FIG. 7 is a graph showing the magnetic field distribution calculated by the finite element method when the screw is separated from the ferrimagnetic thin film in the embodiment shown in FIG. FIG. 8 is an illustrative view showing a modification of the embodiment shown in FIG. 5. FIG. 9 is an illustrative view showing still another embodiment of this invention. FIG. 10 is an illustrative diagram showing an example of a conventional magnetostatic wave device. In the figure, 10 is a magnetostatic wave device, 12 is a case, 14 is a ferrimagnetic thin film, 16, 20 and 22
18 is a permanent magnet, 18 is a screw, 26 is a yoke, and 28 is an electromagnet.

Claims (1)

【実用新案登録請求の範囲】 フエリ磁性基体、 前記フエリ磁性基体に磁界を印加するための磁
石、および 前記フエリ磁性基体に印加する磁界の大きさを
調整するための調整手段を含む、静磁波装置。[Claims for Utility Model Registration] A magnetostatic wave device comprising: a ferrimagnetic substrate; a magnet for applying a magnetic field to the ferrimagnetic substrate; and an adjusting means for adjusting the magnitude of the magnetic field applied to the ferrimagnetic substrate. .
JP1990012066U 1990-02-09 1990-02-09 Magnetostatic wave device Expired - Lifetime JP2522919Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990012066U JP2522919Y2 (en) 1990-02-09 1990-02-09 Magnetostatic wave device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990012066U JP2522919Y2 (en) 1990-02-09 1990-02-09 Magnetostatic wave device

Publications (2)

Publication Number Publication Date
JPH03103601U true JPH03103601U (en) 1991-10-28
JP2522919Y2 JP2522919Y2 (en) 1997-01-22

Family

ID=31515561

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990012066U Expired - Lifetime JP2522919Y2 (en) 1990-02-09 1990-02-09 Magnetostatic wave device

Country Status (1)

Country Link
JP (1) JP2522919Y2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6158301A (en) * 1984-08-30 1986-03-25 Sony Corp Magnetic device
JPS63211901A (en) * 1987-02-27 1988-09-05 Sony Corp Magnetic resonator
JPH01191502A (en) * 1988-01-27 1989-08-01 Hitachi Metals Ltd Magnetic device
JPH01167704U (en) * 1988-05-13 1989-11-27

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6158301A (en) * 1984-08-30 1986-03-25 Sony Corp Magnetic device
JPS63211901A (en) * 1987-02-27 1988-09-05 Sony Corp Magnetic resonator
JPH01191502A (en) * 1988-01-27 1989-08-01 Hitachi Metals Ltd Magnetic device
JPH01167704U (en) * 1988-05-13 1989-11-27

Also Published As

Publication number Publication date
JP2522919Y2 (en) 1997-01-22

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Legal Events

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EXPY Cancellation because of completion of term