KR20060052814A - 코일 부품 및 그 제조방법 - Google Patents
코일 부품 및 그 제조방법 Download PDFInfo
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- KR20060052814A KR20060052814A KR1020067000863A KR20067000863A KR20060052814A KR 20060052814 A KR20060052814 A KR 20060052814A KR 1020067000863 A KR1020067000863 A KR 1020067000863A KR 20067000863 A KR20067000863 A KR 20067000863A KR 20060052814 A KR20060052814 A KR 20060052814A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
Description
Claims (14)
- 제 1 자성기판의 주면(主面)상의 전체 면에 성막된 임피던스값 조정용 절연층과,상기 임피던스값 조정용 절연층 상에 교대로 성막된 코일 패턴 및 절연층과,상기 코일 패턴에 둘러싸이는 중앙영역과 상기 코일 패턴의 외주영역의 한쪽 또는 양쪽의 상기 절연층 부분을 제거하여 형성되고, 상기 임피던스값 조정용 절연층이 노출되는 절연층 제거부와,최상층의 상기 절연층상 및 상기 절연층 제거부에 형성된 자분(磁粉)함유 수지와,상기 자분함유 수지 상에 형성된 접착층을 통해 접착된 제 2 자성기판을 갖는 것을 특징으로 하는 코일 부품.
- 제 1항에 있어서,상기 임피던스값 조정용 절연층의 두께는, 1 미크론으로부터 20 미크론인 것을 특징으로 하는 코일 부품.
- 제 1항 또는 제 2항에 있어서,상기 임피던스값 조정용 절연층은, 폴리이미드로 이루어지는 것을 특징으로 하는 코일 부품.
- 제 1항, 제 2항, 또는 제 3항 중 어느 한 항에 있어서,상기 코일 패턴이 복수개 형성되는 것을 특징으로 하는 코일 부품.
- 제 1 자성기판의 주면상에 임피던스값 조정용 절연층을 전체 면에 성막하는 제 1 성막 공정과,상기 임피던스값 조정용 절연층상에 코일 패턴과 절연층을 교대로 성막하는 제 2 성막 공정과,상기 임피던스값 조정용 절연층 이외의 각 절연층의 상기 코일 패턴에 둘러싸이는 중앙영역과 상기 코일 패턴 외주영역의 한쪽 또는 양쪽의 절연층 부분을 제거하는 에칭 공정과,최상층의 절연층상에 자분함유 수지를 도포함과 동시에 상기 절연층의 제거부에도 상기 자분함유 수지를 매립 도포하는 도포 공정과,상기 자분함유 수지의 경화후에 해당 자분함유 수지면을 연마하여 평탄화하는 연마 공정과,상기 자분함유 수지의 평탄화된 면에 접착제를 통해 제 2 자성기판을 접착하는 접착 공정을 구비하는 것을 특징으로 하는 코일 부품의 제조방법.
- 자성재료로 형성된 제 1 자성기판과,상기 제 1 자성기판상에 형성된 제 1 절연층과,상기 제 1 절연층 상에 형성된 제 2 절연층과,상기 제 2 절연층 중에 매립되고, 나선형상으로 형성된 도전성 코일 도체와,상기 코일 도체의 내주측 및 외주측에 형성되고, 상기 제 1 절연층이 노출되는 개구부와,적어도 상기 개구부를 매립하여 형성된 자성층과,상기 자성층 상에 고착되고, 자성재료로 형성된 제 2 자성기판과,상기 코일 도체의 단자부에 접속되고, 상기 제 1 및 제 2 자성기판의 측면을 가로질러 배치된 전극단자를 갖는 것을 특징으로 하는 코일 부품.
- 제 6항에 있어서,상기 자성층과 상기 제 2 자성기판과의 사이에 제 3 절연층이 더 형성되는 것을 특징으로 하는 코일 부품.
- 제 6항 또는 제 7항에 있어서,상기 제 1 절연층은, 상기 전극단자의 근방에 형성되는 것을 특징으로 하는 코일 부품.
- 제 6항 내지 제 8항 중 어느 한 항에 있어서,상기 제 1 절연층은 Al2O3로 형성되는 것을 특징으로 하는 코일 부품.
- 제 6항 내지 제 9항 중 어느 한 항에 있어서,상기 코일 도체는 절연막을 끼고 복수층 형성되는 것을 특징으로 하는 코일 부품.
- 자성재료로 형성된 제 1 자성기판 상에 제 1 절연층을 형성하고,상기 제 1 절연층상에 제 2 절연층의 일부가 되는 절연막을 형성하고,상기 절연막 상에 나선형상으로 도전성 코일 도체를 형성하고,상기 코일 도체상에 제 2 절연층의 일부가 되는 절연막을 더 형성하고,상기 코일 도체의 내주측 및 외주측에 제 1 절연층이 노출되는 개구부를 형성하고,적어도 상기 개구부를 매립하는 자성층을 형성하고,상기 자성층 상에 자성 재료로 형성된 제 2 자성기판을 고착하고,상기 코일 도체의 단자부에 접속되고, 상기 제 1 및 제 2 자성기판의 측면을 가로질러 대치되는 전극단자를 형성하는 것을 특징으로 하는 코일 부품의 제조방법.
- 제 11항에 있어서,상기 자성층과 상기 제 2 자성기판과의 사이에 제 3 절연층을 더 형성하는 것을 특징으로 하는 코일 부품의 제조방법.
- 제 11항 또는 제 12항에 있어서,스퍼터링법으로 상기 제 1 절연층을 형성하는 것을 특징으로 하는 코일 부품의 제조방법.
- 제 11항 내지 제 13항 중 어느 한 항에 있어서,상기 코일 도체를 프레임 도금법으로 형성하는 것을 특징으로 하는 코일 부품의 제조방법.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2003-00202154 | 2003-07-28 | ||
JP2003202154A JP3912601B2 (ja) | 2003-07-28 | 2003-07-28 | コモンモードチョークコイル及びその製造方法並びにコモンモードチョークコイルアレイ |
JP2003307372A JP2005079323A (ja) | 2003-08-29 | 2003-08-29 | コイル部品及びその製造方法 |
JPJP-P-2003-00307372 | 2003-08-29 | ||
PCT/JP2004/010731 WO2005010899A1 (ja) | 2003-07-28 | 2004-07-28 | コイル部品及びその製造方法 |
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KR20060052814A true KR20060052814A (ko) | 2006-05-19 |
KR101049610B1 KR101049610B1 (ko) | 2011-07-14 |
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KR1020067000863A KR101049610B1 (ko) | 2003-07-28 | 2004-07-28 | 코일 부품 및 그 제조방법 |
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US (2) | US7145427B2 (ko) |
KR (1) | KR101049610B1 (ko) |
CN (1) | CN100592440C (ko) |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101035528B1 (ko) * | 2007-09-07 | 2011-05-23 | 티디케이가부시기가이샤 | 공통 모드 초크 코일 및 그 제조 방법 |
US9147512B2 (en) | 2011-09-30 | 2015-09-29 | Samsung Electro-Mechanics Co., Ltd. | Coil parts and method of fabricating the same |
KR101630083B1 (ko) * | 2014-12-03 | 2016-06-13 | 삼성전기주식회사 | 코일 부품 |
US9814167B2 (en) | 2014-12-03 | 2017-11-07 | Samsung Electro-Mechanics Co., Ltd. | Coil component |
KR102167361B1 (ko) * | 2020-02-17 | 2020-10-20 | 한국과학기술원 | 투명 미세 전극 및 이의 제조 방법 |
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WO2005010899A1 (ja) | 2005-02-03 |
TWI380328B (en) | 2012-12-21 |
CN1577648A (zh) | 2005-02-09 |
US7145427B2 (en) | 2006-12-05 |
KR101049610B1 (ko) | 2011-07-14 |
US7905008B2 (en) | 2011-03-15 |
TW200515432A (en) | 2005-05-01 |
US20050068148A1 (en) | 2005-03-31 |
US20070033798A1 (en) | 2007-02-15 |
CN100592440C (zh) | 2010-02-24 |
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