JP4895986B2 - バリアブルキャパシタ - Google Patents
バリアブルキャパシタ Download PDFInfo
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- JP4895986B2 JP4895986B2 JP2007311997A JP2007311997A JP4895986B2 JP 4895986 B2 JP4895986 B2 JP 4895986B2 JP 2007311997 A JP2007311997 A JP 2007311997A JP 2007311997 A JP2007311997 A JP 2007311997A JP 4895986 B2 JP4895986 B2 JP 4895986B2
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- container
- variable capacitor
- capacitance
- liquid metal
- mercury
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Description
また、本発明に係るバリアブルキャパシタは、前記容器内に前記液体金属と絶縁油とを収容してあることを特徴とする。
=L2 となるため、C(F)=(C1+C2 )/2になる。
2 ポンプ
3 タンク
4 流路
11,12 電極
13,14 誘電体板
21 液体金属(水銀)
22 絶縁油
Claims (3)
- 2つの電極を相対するように設け、これら電極の内側に誘電体板を付け合せ、これら誘電体板の間を、液体金属を含む2種類以上の流体が流れるように構成してある容器と、流体を収容するタンクと、前記容器とタンクとの間に前記流体を往来させるポンプとを有し、液体金属の量に応じて静電容量が変化するように構成してあることを特徴とするバリアブルキャパシタ。
- 前記液体金属は水銀であることを特徴とする請求項1記載のバリアブルキャパシタ。
- 前記容器内に前記液体金属と絶縁油とを収容してあることを特徴とする請求項1又は2記載のバリアブルキャパシタ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2007311997A JP4895986B2 (ja) | 2007-12-03 | 2007-12-03 | バリアブルキャパシタ |
Applications Claiming Priority (1)
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JP2007311997A JP4895986B2 (ja) | 2007-12-03 | 2007-12-03 | バリアブルキャパシタ |
Publications (2)
Publication Number | Publication Date |
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JP2009135359A JP2009135359A (ja) | 2009-06-18 |
JP4895986B2 true JP4895986B2 (ja) | 2012-03-14 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007311997A Active JP4895986B2 (ja) | 2007-12-03 | 2007-12-03 | バリアブルキャパシタ |
Country Status (1)
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JP (1) | JP4895986B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4855508B2 (ja) * | 2009-10-13 | 2012-01-18 | 株式会社半導体理工学研究センター | Mems可変キャパシタとそれを用いたフィルタ装置 |
CN107993845A (zh) * | 2017-11-23 | 2018-05-04 | 昌微系统科技(上海)有限公司 | 一种微流体电容器 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4450500A (en) * | 1982-12-09 | 1984-05-22 | Draloric Electronic Gmbh | Electric capacitor of variable capacitance |
DE102005046039B4 (de) * | 2005-09-27 | 2008-02-21 | Bruker Biospin Ag | Rohrkondensator mit variabler Kapazität mit dielektrisch verlängerter Innenelektrode für NMR-Anwendungen |
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2007
- 2007-12-03 JP JP2007311997A patent/JP4895986B2/ja active Active
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JP2009135359A (ja) | 2009-06-18 |
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