KR20100029187A - 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 연결형성방법 - Google Patents
잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 연결형성방법 Download PDFInfo
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Abstract
Description
Claims (20)
- 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결을 형성하는 방법에 있어서,(a) 상기 액츄에이터에 연결하기 위한 전극을 포함하는 구동회로의 층을 갖는 기판을 제공하는 단계;(b) 상기 전극 상에 절연재료의 벽을 형성하는 단계;(c) 상기 전극을 노출하는 비어(via)를 적어도 상기 벽에 형성하는 단계;(d) 커넥터 포스트(connector post)를 제공하기 위해 무전해 도금(electroless plating)을 사용하여 도전성 재료로 상기 비어를 메꾸는 단계;(e) 상기 커넥터 포스트 상에 상기 액츄에이터의 적어도 일부를 형성하여, 상기 액츄에이터와 상기 전극 사이에 전기적 연결을 제공하는 단계;를 포함하는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 액츄에이터와 상기 전극 사이의 거리는 적어도 5미크론(micron)인 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 구동회로의 층은 실리콘 기판의 CMOS층인 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 구동회로는 각 잉크젯 노즐 조립체에 대해 한쌍의 전극을 포함하고, 상기 전극 각각은 각각의 커넥터 포스트로 상기 액츄에이터에 연결되는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 절연재료의 벽은 이산화 실리콘으로 이루어지는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 비어는 상기 기판의 면(face)에 수직한 측벽을 갖는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 비어는 1미크론 이상의 최소 단면적 치수를 갖는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 도전성 재료는 금속인 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 도전성 재료는 구리인 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 무전해 도금 전에 상기 비어의 베이스(base) 상에 촉매층을 퇴적하는 단계를 더 포함하는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제10항에 있어서,상기 촉매는 팔라듐인 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 도전성 재료는 상기 액츄에이터를 형성하기 전에 화학기계적 평탄화(chemical mechanical planarization)에 의해 평탄화되는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제1항에 있어서,상기 액츄에이터는 평면 수동 빔(planar passive beam)과 기계적으로 상호작용하는 평면 능동 빔(planar active beam)을 포함하는 서멀 벤드 액츄에이터(thermal bend actuator)인 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제13항에 있어서,상기 서멀 벤드 액츄에이터는 상기 잉크젯 노즐 조립체에 대해 노즐 챔버의 천정부를 적어도 부분적으로 형성하는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제14항에 있어서,상기 절연성 재료의 벽은 상기 노즐 챔버의 측벽을 형성하는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제13항에 있어서,상기 단계(e)는 수동 빔 물질 위에 능동 빔 물질을 퇴적하는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제16항에 있어서,상기 능동 빔 부재는 상기 능동 빔 물질로 이루어지며, 상기 포스트에 수직한 평면에 상기 커넥터 포스트의 상단으로부터 뻗어 있는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제17항에 있어서,상기 커넥터 포스트로부터 상기 능동 빔 부재로의 전류 흐름을 용이하게 하도록 구성된 제1 금속 패드(metal pad)를 상기 능동 빔 물질의 퇴적 전에 상기 커넥터 포스트의 상단에 퇴적하는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제17항에 있어서,상기 평면 능동 빔 부재는 벤트형(bent) 또는 사행(蛇行)형 빔 부재를 포함하고, 상기 빔 부재는 제1 커넥터 포스트 상에 위치된 제1 단부(end)와 제2 커넥터 포스트 상에 위치된 제2 단부를 가지며, 상기 제1 및 제2 커넥터 포스트는 서로 인접하여 있는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
- 제19항에 있어서,상기 빔 부재의 굽힘 영역에서 전류 흐름을 용이하게 하도록 위치되어 있는 제2 금속 패드를, 상기 능동 빔 물질의 퇴적 전에 상기 수동 빔 물질 위에 퇴적하는 것을 특징으로 하는 잉크젯 노즐 조립체에서의 전극과 액츄에이터 사이의 전기적 연결 형성방법.
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PCT/AU2007/000846 WO2008151351A1 (en) | 2007-06-15 | 2007-06-15 | Method of forming connection between electrode and actuator in an inkjet nozzle assembly |
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KR101064043B1 KR101064043B1 (ko) | 2011-09-08 |
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KR (1) | KR101064043B1 (ko) |
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JP6575097B2 (ja) * | 2015-03-24 | 2019-09-18 | セイコーエプソン株式会社 | ヘッドユニットおよび液体吐出装置 |
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CN1191936C (zh) | 1996-04-23 | 2005-03-09 | 萨尔技术有限公司 | 液滴沉积装置及其制造方法 |
JPH11320873A (ja) * | 1997-06-05 | 1999-11-24 | Ricoh Co Ltd | インクジェットヘッド |
US6260953B1 (en) | 1997-07-15 | 2001-07-17 | Silverbrook Research Pty Ltd | Surface bend actuator vented ink supply ink jet printing mechanism |
US6416167B1 (en) | 1997-07-15 | 2002-07-09 | Silverbrook Research Pty Ltd | Thermally actuated ink jet printing mechanism having a series of thermal actuator units |
US6648453B2 (en) * | 1997-07-15 | 2003-11-18 | Silverbrook Research Pty Ltd | Ink jet printhead chip with predetermined micro-electromechanical systems height |
US6682174B2 (en) * | 1998-03-25 | 2004-01-27 | Silverbrook Research Pty Ltd | Ink jet nozzle arrangement configuration |
US6416168B1 (en) * | 1997-07-15 | 2002-07-09 | Silverbrook Research Pty Ltd | Pump action refill ink jet printing mechanism |
JP4296361B2 (ja) * | 1999-04-06 | 2009-07-15 | 富士フイルム株式会社 | インクジェットヘッド、インクジェットプリンタ、及び、インクジェットヘッドの製造方法 |
US6265301B1 (en) * | 1999-05-12 | 2001-07-24 | Taiwan Semiconductor Manufacturing Company | Method of forming metal interconnect structures and metal via structures using photolithographic and electroplating or electro-less plating procedures |
JP4288399B2 (ja) * | 2000-03-31 | 2009-07-01 | 富士フイルム株式会社 | マルチノズルインクジェットヘッド及びその製造方法 |
AU4732600A (en) * | 2000-05-24 | 2001-12-03 | Silverbrook Res Pty Ltd | Fluidic seal for an ink jet nozzle assembly |
US6623101B1 (en) | 2000-10-20 | 2003-09-23 | Silverbrook Research Pty Ltd | Moving nozzle ink jet |
KR100552660B1 (ko) * | 2001-08-09 | 2006-02-20 | 삼성전자주식회사 | 버블 젯 방식의 잉크 젯 프린트 헤드 |
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US6755509B2 (en) * | 2002-11-23 | 2004-06-29 | Silverbrook Research Pty Ltd | Thermal ink jet printhead with suspended beam heater |
US7614727B2 (en) * | 2004-09-30 | 2009-11-10 | Fujifilm Corporation | Liquid ejection head, manufacturing method thereof, and image forming apparatus |
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EP2160296A1 (en) | 2010-03-10 |
CA2688245A1 (en) | 2008-12-18 |
TW200848271A (en) | 2008-12-16 |
TWI409175B (zh) | 2013-09-21 |
WO2008151351A1 (en) | 2008-12-18 |
TWI406772B (zh) | 2013-09-01 |
KR101064043B1 (ko) | 2011-09-08 |
EP2527152A1 (en) | 2012-11-28 |
TW200848270A (en) | 2008-12-16 |
EP2160296A4 (en) | 2010-09-08 |
EP2160296B1 (en) | 2012-08-15 |
CA2688245C (en) | 2012-12-18 |
EP2527152B1 (en) | 2013-12-11 |
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