JP5295027B2 - 積層型誘電体フィルタ - Google Patents
積層型誘電体フィルタ Download PDFInfo
- Publication number
- JP5295027B2 JP5295027B2 JP2009172657A JP2009172657A JP5295027B2 JP 5295027 B2 JP5295027 B2 JP 5295027B2 JP 2009172657 A JP2009172657 A JP 2009172657A JP 2009172657 A JP2009172657 A JP 2009172657A JP 5295027 B2 JP5295027 B2 JP 5295027B2
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- Japan
- Prior art keywords
- inductor
- patterns
- dielectric layer
- dielectric
- filter
- 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
Links
- 238000010030 laminating Methods 0.000 abstract description 6
- 238000003475 lamination Methods 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 description 20
- 239000003990 capacitor Substances 0.000 description 17
- 230000000052 comparative effect Effects 0.000 description 12
- 229920005989 resin Polymers 0.000 description 12
- 239000011347 resin Substances 0.000 description 12
- 239000000919 ceramic Substances 0.000 description 10
- 239000002923 metal particle Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 238000007747 plating Methods 0.000 description 6
- 239000003989 dielectric material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000007650 screen-printing Methods 0.000 description 4
- 229910001252 Pd alloy Inorganic materials 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 229910017493 Nd 2 O 3 Inorganic materials 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- 238000007606 doctor blade method Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910017518 Cu Zn Inorganic materials 0.000 description 1
- 229910017755 Cu-Sn Inorganic materials 0.000 description 1
- 229910017752 Cu-Zn Inorganic materials 0.000 description 1
- 229910002482 Cu–Ni Inorganic materials 0.000 description 1
- 229910017770 Cu—Ag Inorganic materials 0.000 description 1
- 229910017927 Cu—Sn Inorganic materials 0.000 description 1
- 229910017943 Cu—Zn Inorganic materials 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Images
Landscapes
- Coils Or Transformers For Communication (AREA)
- Filters And Equalizers (AREA)
Description
5〜8:端子電極中心線
9〜12:ずれ量
13〜16:インダクタパターン左端線
17〜24:端子電極
25,100a〜100h:誘電体層
26,27:インダクタパターン右端線
28:誘電体層中心線
29:積層型誘電体フィルタ
30a,30b:接地端子
41a〜41e,42a〜42e,43a〜43e,44a〜44e:インダクタパターン
51,52,53,54:容量電極
60:グランド電極
91a〜91d:ビアホール導体
F1〜F4:第1〜第4フィルタ回路
P1〜P4:従来の例におけるインダクタパターン
P5〜P8:本発明の例におけるインダクタパターン
Ms:サイドマージン
Mp:パターン同士の間隔
L:誘電体層の長辺の長さ
Claims (1)
- 複数の誘電体層が積層されているとともに該誘電体層間にそれぞれインダクタ素子を構成する複数のインダクタパターンが形成されており、1つの側面に複数の前記インダクタ素子の一方の端部が露出している積層体と、
該積層体の前記側面に前記積層体の積層方向に帯状に等間隔で形成された、それぞれ幅方向の中央部に前記インダクタ素子の一方の端部が接続されている端子電極と
を具備している積層型誘電体フィルタであって、
複数の前記インダクタパターンは複数の前記端子電極に対応して等間隔に並んで形成されており、前記インダクタパターンにおける前記端子電極の並びの方向に直交して前記誘電体層に平行な中心線であるインダクタパターン中心線と、前記端子電極における該端子電極の並びの方向に直交して前記誘電体層に平行な中心線である端子電極中心線とのずれ量が、前記端子電極の並びの中心を通り前記誘電体層に平行な中心線である誘電体層中心線から遠い前記インダクタパターンにおけるほど大きく、複数の前記インダクタパターンは、前記誘電体層中心線を対称軸として線対称のパターンであることを特徴とする積層型誘電体フィルタ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009172657A JP5295027B2 (ja) | 2009-07-24 | 2009-07-24 | 積層型誘電体フィルタ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009172657A JP5295027B2 (ja) | 2009-07-24 | 2009-07-24 | 積層型誘電体フィルタ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011029862A JP2011029862A (ja) | 2011-02-10 |
JP5295027B2 true JP5295027B2 (ja) | 2013-09-18 |
Family
ID=43638102
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009172657A Expired - Fee Related JP5295027B2 (ja) | 2009-07-24 | 2009-07-24 | 積層型誘電体フィルタ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5295027B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105849831B (zh) * | 2014-06-04 | 2018-01-19 | 株式会社村田制作所 | 电子部件及其制造方法 |
JP6418092B2 (ja) * | 2015-07-10 | 2018-11-07 | 株式会社村田製作所 | 表面実装型フィルタアレイ |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001060840A (ja) * | 1999-08-19 | 2001-03-06 | Kyocera Corp | 多連型ノイズフィルタ |
JP3508644B2 (ja) * | 1999-09-17 | 2004-03-22 | 株式会社村田製作所 | 積層インダクタアレイ |
JP3758464B2 (ja) * | 2000-05-12 | 2006-03-22 | 株式会社村田製作所 | 積層電子部品 |
-
2009
- 2009-07-24 JP JP2009172657A patent/JP5295027B2/ja not_active Expired - Fee Related
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Publication number | Publication date |
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JP2011029862A (ja) | 2011-02-10 |
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