WO2008136461A1 - 広帯域容量素子 - Google Patents
広帯域容量素子 Download PDFInfo
- Publication number
- WO2008136461A1 WO2008136461A1 PCT/JP2008/058199 JP2008058199W WO2008136461A1 WO 2008136461 A1 WO2008136461 A1 WO 2008136461A1 JP 2008058199 W JP2008058199 W JP 2008058199W WO 2008136461 A1 WO2008136461 A1 WO 2008136461A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- dielectric
- frequency band
- plate
- wide band
- capacity element
- Prior art date
Links
- 230000010287 polarization Effects 0.000 abstract 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 abstract 2
- 229910010271 silicon carbide Inorganic materials 0.000 abstract 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/20—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Insulating Materials (AREA)
- Ceramic Capacitors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
課題 低周波数帯域のキャパシタンスを小さくせず、容量性部品の使用周波数の上限を高周波帯域に広げた広帯域容量素子を提供する。 解決手段 電極板101の上に、組成の異なる誘電体板111、112が形成され、その上に電極板102が形成される。誘電体板111、112のうち少なくとも一方は、対象周波数帯域において、分極の特異点を有する。例えば、誘電体111を炭化珪素SiC、誘電体112を酸化アルミニウムAl2O3で形成し、誘電体111は、246MHzにおいて分極の特異点を有する。即ち、246MHzを境に誘電率が大きく変化する。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-118537 | 2007-04-27 | ||
JP2007118537A JP2010192466A (ja) | 2007-04-27 | 2007-04-27 | 広帯域容量素子 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008136461A1 true WO2008136461A1 (ja) | 2008-11-13 |
Family
ID=39943568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/058199 WO2008136461A1 (ja) | 2007-04-27 | 2008-04-28 | 広帯域容量素子 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2010192466A (ja) |
WO (1) | WO2008136461A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011184251A (ja) * | 2010-03-10 | 2011-09-22 | Murata Mfg Co Ltd | 誘電体セラミックおよび積層セラミックコンデンサ |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20160182001A1 (en) * | 2014-12-19 | 2016-06-23 | Hitachi, Ltd | Common mode noise filter |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0440520U (ja) * | 1990-08-04 | 1992-04-07 | ||
JPH05166671A (ja) * | 1991-12-16 | 1993-07-02 | Matsushita Electric Ind Co Ltd | 複合コンデンサ |
JP2002075783A (ja) * | 2000-08-25 | 2002-03-15 | Alps Electric Co Ltd | 温度補償用薄膜コンデンサ |
JP2003100545A (ja) * | 2001-04-16 | 2003-04-04 | Shipley Co Llc | キャパシタ用誘電積層体 |
JP2004281677A (ja) * | 2003-03-14 | 2004-10-07 | Toray Ind Inc | 高分子誘電体ならびにコンデンサ用フィルム。 |
JP2006169011A (ja) * | 2004-12-13 | 2006-06-29 | Kyocera Corp | 誘電体磁器組成物 |
-
2007
- 2007-04-27 JP JP2007118537A patent/JP2010192466A/ja active Pending
-
2008
- 2008-04-28 WO PCT/JP2008/058199 patent/WO2008136461A1/ja active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0440520U (ja) * | 1990-08-04 | 1992-04-07 | ||
JPH05166671A (ja) * | 1991-12-16 | 1993-07-02 | Matsushita Electric Ind Co Ltd | 複合コンデンサ |
JP2002075783A (ja) * | 2000-08-25 | 2002-03-15 | Alps Electric Co Ltd | 温度補償用薄膜コンデンサ |
JP2003100545A (ja) * | 2001-04-16 | 2003-04-04 | Shipley Co Llc | キャパシタ用誘電積層体 |
JP2004281677A (ja) * | 2003-03-14 | 2004-10-07 | Toray Ind Inc | 高分子誘電体ならびにコンデンサ用フィルム。 |
JP2006169011A (ja) * | 2004-12-13 | 2006-06-29 | Kyocera Corp | 誘電体磁器組成物 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011184251A (ja) * | 2010-03-10 | 2011-09-22 | Murata Mfg Co Ltd | 誘電体セラミックおよび積層セラミックコンデンサ |
Also Published As
Publication number | Publication date |
---|---|
JP2010192466A (ja) | 2010-09-02 |
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