KR20060106672A - 가변 인덕터 - Google Patents
가변 인덕터 Download PDFInfo
- Publication number
- KR20060106672A KR20060106672A KR1020060023128A KR20060023128A KR20060106672A KR 20060106672 A KR20060106672 A KR 20060106672A KR 1020060023128 A KR1020060023128 A KR 1020060023128A KR 20060023128 A KR20060023128 A KR 20060023128A KR 20060106672 A KR20060106672 A KR 20060106672A
- Authority
- KR
- South Korea
- Prior art keywords
- coil
- variable inductor
- inductance
- conductive film
- conductive
- Prior art date
Links
- 238000000926 separation method Methods 0.000 claims description 52
- 239000004020 conductor Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 25
- 238000004804 winding Methods 0.000 claims description 23
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 229910052737 gold Inorganic materials 0.000 claims description 7
- 239000003989 dielectric material Substances 0.000 claims description 4
- 239000010408 film Substances 0.000 description 133
- 230000008859 change Effects 0.000 description 83
- 239000000758 substrate Substances 0.000 description 37
- 238000005530 etching Methods 0.000 description 15
- 238000005304 joining Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000000470 constituent Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 230000035699 permeability Effects 0.000 description 9
- 238000000708 deep reactive-ion etching Methods 0.000 description 7
- 239000011810 insulating material Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 229910000859 α-Fe Inorganic materials 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 238000009623 Bosch process Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F21/00—Variable inductances or transformers of the signal type
- H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
- H01F21/10—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by means of a movable shield
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F21/00—Variable inductances or transformers of the signal type
- H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
- H01F21/06—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F21/00—Variable inductances or transformers of the signal type
- H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
- H01F5/003—Printed circuit coils
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Micromachines (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
Description
Claims (9)
- 코일부 및 상기 코일부와 전기적으로 접속된 한 쌍의 단자부를 갖는 통전(通電)부와,상기 코일부에 대하여 진퇴(進退) 이동 가능한 도전 부재를 구비하고,상기 코일부와 상기 도전 부재 사이의 이격(離隔) 거리가 짧을수록 상기 한 쌍의 단자부 사이의 인덕턴스(inductance)는 작아지고, 상기 이격 거리가 길수록 상기 한 쌍의 단자부 사이의 인덕턴스는 커지는 가변(可變) 인덕터.
- 제 1 항에 있어서,상기 코일부는 평면 와권(渦卷) 코일에 의해 구성되고, 상기 도전 부재는 상기 평면 와권 코일의 두께 방향에 상기 평면 와권 코일은 이격되고 또한 상기 평면 와권 코일에 대향하는 도전막 또는 도전판인 가변 인덕터.
- 제 2 항에 있어서,상기 도전 부재는 상기 평면 와권 코일의 면내(面內) 방향에서 상기 평면 와권 코일 이상으로 확장되는 가변 인덕터.
- 제 2 항 또는 제 3 항에 있어서,상기 평면 와권 코일은 중앙 개구부를 갖고, 상기 도전 부재는 상기 중앙 개 구부에 대응한 개소(箇所)에 개구부를 갖는 가변 인덕터.
- 제 4 항에 있어서,상기 도전 부재의 상기 개구부는 상기 평면 와권 코일의 면내 방향에서 상기 평면 와권 코일의 상기 중앙 개구부 이내에 위치하는 가변 인덕터.
- 제 1 항으로부터 제 3 항 중 어느 한 항에 있어서,상기 평면 와권 코일은 중앙 개구부를 갖고, 상기 도전 부재 위에서 상기 중앙 개구부에 대응하는 개소에는 볼록부가 설치되어 있는 가변 인덕터.
- 제 6 항에 있어서,상기 볼록부는 도전 재료 또는 유전 재료로 이루어지는 가변 인덕터.
- 제 1 항으로부터 제 3 항 중 어느 한 항에 있어서,상기 도전 부재는 이용 주파수 대역(帶域)에서의 최저 주파수에 의해 상기 도전 부재에 발생하는 유도 전류의 표피 깊이 이상의 두께를 갖는 가변 인덕터.
- 제 1 항으로부터 제 3 항 중 어느 한 항에 있어서,상기 코일부는 Au, Cu, Al, 또는 Ni로 이루어지는 가변 인덕터.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2005-00102828 | 2005-03-31 | ||
JP2005102828A JP2006286805A (ja) | 2005-03-31 | 2005-03-31 | 可変インダクタ |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060106672A true KR20060106672A (ko) | 2006-10-12 |
KR100718177B1 KR100718177B1 (ko) | 2007-05-15 |
Family
ID=37030548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060023128A KR100718177B1 (ko) | 2005-03-31 | 2006-03-13 | 가변 인덕터 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7138898B2 (ko) |
JP (1) | JP2006286805A (ko) |
KR (1) | KR100718177B1 (ko) |
CN (1) | CN100565724C (ko) |
TW (1) | TWI298890B (ko) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7264419B2 (en) * | 2003-03-19 | 2007-09-04 | Applied Process Technology, Inc. | System and method for remediating contaminated soil and groundwater in situ |
US8061017B2 (en) * | 2006-08-28 | 2011-11-22 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Methods of making coil transducers |
US7948067B2 (en) * | 2009-06-30 | 2011-05-24 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Coil transducer isolator packages |
US9019057B2 (en) * | 2006-08-28 | 2015-04-28 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Galvanic isolators and coil transducers |
US7852186B2 (en) * | 2006-08-28 | 2010-12-14 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Coil transducer with reduced arcing and improved high voltage breakdown performance characteristics |
US8093983B2 (en) * | 2006-08-28 | 2012-01-10 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Narrowbody coil isolator |
US20080278275A1 (en) * | 2007-05-10 | 2008-11-13 | Fouquet Julie E | Miniature Transformers Adapted for use in Galvanic Isolators and the Like |
US9105391B2 (en) * | 2006-08-28 | 2015-08-11 | Avago Technologies General Ip (Singapore) Pte. Ltd. | High voltage hold-off coil transducer |
US7791900B2 (en) * | 2006-08-28 | 2010-09-07 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Galvanic isolator |
US8385043B2 (en) * | 2006-08-28 | 2013-02-26 | Avago Technologies ECBU IP (Singapoare) Pte. Ltd. | Galvanic isolator |
US8427844B2 (en) | 2006-08-28 | 2013-04-23 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Widebody coil isolators |
CN101188159B (zh) * | 2006-11-24 | 2011-01-12 | 阎跃军 | 分段可调电感器 |
TWI396208B (zh) * | 2007-02-07 | 2013-05-11 | Yuejun Yan | Section adjustable inductor |
US8258911B2 (en) | 2008-03-31 | 2012-09-04 | Avago Technologies ECBU IP (Singapor) Pte. Ltd. | Compact power transformer components, devices, systems and methods |
JP5127060B2 (ja) | 2008-12-08 | 2013-01-23 | スミダコーポレーション株式会社 | 可変インダクタ |
KR101022897B1 (ko) * | 2008-12-31 | 2011-03-16 | 엘에스산전 주식회사 | 전류 제한 장치 및 이를 이용한 한류기 |
JP6105304B2 (ja) * | 2013-01-31 | 2017-03-29 | ルネサスエレクトロニクス株式会社 | インダクタ装置及び半導体装置 |
TWI571895B (zh) * | 2014-06-03 | 2017-02-21 | 瑞昱半導體股份有限公司 | 參數可變之裝置、可變電感及具有該可變電感之裝置 |
JP6447405B2 (ja) * | 2015-08-04 | 2019-01-09 | 株式会社村田製作所 | 可変インダクタ |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08204139A (ja) * | 1995-01-21 | 1996-08-09 | Murata Mfg Co Ltd | 可変インダクタンス素子 |
WO2002083549A1 (en) * | 2001-04-17 | 2002-10-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Printed circuit board integrated switch |
EP1389340A4 (en) * | 2001-05-23 | 2009-08-05 | Univ Illinois | INCREASED ONCHIP INDUCTIVITY AND METHOD FOR THE PRODUCTION THEREOF |
JP3750574B2 (ja) * | 2001-08-16 | 2006-03-01 | 株式会社デンソー | 薄膜電磁石およびこれを用いたスイッチング素子 |
JP3754406B2 (ja) * | 2002-09-13 | 2006-03-15 | 富士通株式会社 | 可変インダクタおよびそのインダクタンス調整方法 |
-
2005
- 2005-03-31 JP JP2005102828A patent/JP2006286805A/ja active Pending
-
2006
- 2006-02-24 TW TW095106376A patent/TWI298890B/zh not_active IP Right Cessation
- 2006-03-13 KR KR1020060023128A patent/KR100718177B1/ko active IP Right Grant
- 2006-03-20 US US11/378,261 patent/US7138898B2/en active Active
- 2006-03-22 CN CNB2006100676503A patent/CN100565724C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR100718177B1 (ko) | 2007-05-15 |
US20060220775A1 (en) | 2006-10-05 |
CN1841581A (zh) | 2006-10-04 |
CN100565724C (zh) | 2009-12-02 |
JP2006286805A (ja) | 2006-10-19 |
TWI298890B (en) | 2008-07-11 |
TW200636770A (en) | 2006-10-16 |
US7138898B2 (en) | 2006-11-21 |
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