KR100663142B1 - 탄성 표면파 장치 - Google Patents
탄성 표면파 장치 Download PDFInfo
- Publication number
- KR100663142B1 KR100663142B1 KR1020010052059A KR20010052059A KR100663142B1 KR 100663142 B1 KR100663142 B1 KR 100663142B1 KR 1020010052059 A KR1020010052059 A KR 1020010052059A KR 20010052059 A KR20010052059 A KR 20010052059A KR 100663142 B1 KR100663142 B1 KR 100663142B1
- Authority
- KR
- South Korea
- Prior art keywords
- surface acoustic
- acoustic wave
- electrode
- piezoelectric substrate
- external connection
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders; Supports
- H03H9/058—Holders; Supports for surface acoustic wave devices
- H03H9/059—Holders; Supports for surface acoustic wave devices consisting of mounting pads or bumps
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02984—Protection measures against damaging
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders; Supports
- H03H9/10—Mounting in enclosures
- H03H9/1064—Mounting in enclosures for surface acoustic wave [SAW] devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
- H01L2224/161—Disposition
- H01L2224/16151—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/16221—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/16225—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48225—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
- H01L2224/48227—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation connecting the wire to a bond pad of the item
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/161—Cap
- H01L2924/1615—Shape
- H01L2924/16195—Flat cap [not enclosing an internal cavity]
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/42—Piezoelectric device making
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
Claims (10)
- 압전 기판과,상기 압전 기판 상에 형성되고 탄성 표면파를 생성하는 구동 전극부와,상기 구동 전극부를 중공으로 덮는 도전성의 전극 보호부를 구비하며,상기 전극 보호부는 상기 압전 기판 상에 막형성 기법에 의해 형성된 것을 특징으로 하는 탄성 표면파 장치.
- 제1항에 있어서, 상기 전극 보호부는 막형성 기법으로서 도전성 물질의 도금에 의해 형성된 것을 특징으로 하는 탄성 표면파 장치.
- 제1항에 있어서,상기 전극 보호부는 막형성 기법으로서 도전성 물질의 스퍼터에 의해 형성된 것을 특징으로 하는 탄성 표면파 장치.
- 제1항에 있어서,상기 전극 보호부는 막형성 기법으로서 도전성 물질의 증착에 의해 형성된 것을 특징으로 하는 탄성 표면파 장치.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 도전성 물질은 Cu인 것을 특징으로 하는 탄성 표면파 장치.
- 압전 기판과,상기 압전 기판 상에 형성되고 탄성 표면파를 생성하는 구동 전극부와 외부 접속 전극부를 갖는 전극부와,상기 구동 전극부를 중공으로 덮으며 상기 압전 기판 상에 막형성 기법에 의해 형성된 전기 도전성의 전극 보호부와,상기 외부 접속 전극부 상에 형성된 도전체 기둥과,상기 도전체 기둥의 선단에 형성된 외부 접속 단자를 구비하며,상기 외부 접속 단자 및 상기 전극 보호부를 제외하고, 상기 압전 기판이 수지 밀봉되어 있는 것을 특징으로 하는 탄성 표면파 장치.
- 제6항에 있어서, 상기 전극 보호부의 표면과 전기적으로 접속된 외부 접속 단자를 더 구비하는 것을 특징으로 하는 탄성 표면파 장치.
- 제6항에 있어서, 상기 도전체 기둥과 상기 외부 접속 전극부 사이와, 상기 도전체 기둥과 상기 외부 접속 단자 사이에 중간층이 있는 것을 특징으로 하는 탄성 표면파 장치.
- 압전 기판 웨이퍼 상에 탄성 표면파 소자 기능을 갖는 구동 전극을 형성하는 단계와,상기 구동 전극의 상부 영역을 레지스트 코팅하는 단계와,상기 레지스트 코팅을 덮도록 돔형으로 금속막을 이용해 피복하는 단계와,상기 피복된 금속 돔 내의 레지스트를 배출하는 단계와,이어서 수지 밀봉하는 단계를 구비하는 것을 특징으로 하는 탄성 표면파 장치의 제조 방법.
- 제9항에 있어서, 상기 수지 밀봉 단계는 경화 속도와 점도가 높은 수지에 의한 제1 밀봉 단계와 상기 제1 밀봉 단계에서 이용되는 수지보다 경화 속도가 느리고 또한 점도가 낮은 수지에 의한 제2 밀봉 단계를 갖는 것을 특징으로 하는 탄성 표면파 장치의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001100061A JP3974346B2 (ja) | 2001-03-30 | 2001-03-30 | 弾性表面波装置 |
JPJP-P-2001-00100061 | 2001-03-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020077004A KR20020077004A (ko) | 2002-10-11 |
KR100663142B1 true KR100663142B1 (ko) | 2007-01-02 |
Family
ID=18953537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020010052059A KR100663142B1 (ko) | 2001-03-30 | 2001-08-28 | 탄성 표면파 장치 |
Country Status (4)
Country | Link |
---|---|
US (2) | US6573635B2 (ko) |
JP (1) | JP3974346B2 (ko) |
KR (1) | KR100663142B1 (ko) |
DE (1) | DE10146655B4 (ko) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3418373B2 (ja) * | 2000-10-24 | 2003-06-23 | エヌ・アール・エス・テクノロジー株式会社 | 弾性表面波装置及びその製造方法 |
JP3974346B2 (ja) * | 2001-03-30 | 2007-09-12 | 富士通メディアデバイス株式会社 | 弾性表面波装置 |
US6930364B2 (en) * | 2001-09-13 | 2005-08-16 | Silicon Light Machines Corporation | Microelectronic mechanical system and methods |
US6846423B1 (en) | 2002-08-28 | 2005-01-25 | Silicon Light Machines Corporation | Wafer-level seal for non-silicon-based devices |
US6877209B1 (en) | 2002-08-28 | 2005-04-12 | Silicon Light Machines, Inc. | Method for sealing an active area of a surface acoustic wave device on a wafer |
JP2004248243A (ja) * | 2002-12-19 | 2004-09-02 | Murata Mfg Co Ltd | 電子部品およびその製造方法 |
JP4180985B2 (ja) * | 2003-07-07 | 2008-11-12 | 富士通メディアデバイス株式会社 | 弾性表面波デバイス及びその製造方法 |
US7750420B2 (en) * | 2004-03-26 | 2010-07-06 | Cypress Semiconductor Corporation | Integrated circuit having one or more conductive devices formed over a SAW and/or MEMS device |
JP4244865B2 (ja) * | 2004-06-03 | 2009-03-25 | セイコーエプソン株式会社 | 圧電発振器および電子機器 |
US7619347B1 (en) | 2005-05-24 | 2009-11-17 | Rf Micro Devices, Inc. | Layer acoustic wave device and method of making the same |
JP4586852B2 (ja) * | 2005-06-16 | 2010-11-24 | 株式会社村田製作所 | 圧電デバイス及びその製造方法 |
JP2007166461A (ja) * | 2005-12-16 | 2007-06-28 | Epson Toyocom Corp | 弾性表面波素子、及びこれを用いた弾性表面波デバイス |
US7408286B1 (en) * | 2007-01-17 | 2008-08-05 | Rf Micro Devices, Inc. | Piezoelectric substrate for a saw device |
US8490260B1 (en) | 2007-01-17 | 2013-07-23 | Rf Micro Devices, Inc. | Method of manufacturing SAW device substrates |
KR101354977B1 (ko) * | 2012-09-27 | 2014-01-27 | (주)와이솔 | 중공구조를 갖는 표면 탄성파 소자 및 그 제조방법 |
JP5578246B2 (ja) * | 2013-01-28 | 2014-08-27 | パナソニック株式会社 | 電子部品パッケージ |
WO2015041153A1 (ja) | 2013-09-20 | 2015-03-26 | 株式会社村田製作所 | 弾性波装置及びその製造方法 |
US10164602B2 (en) | 2015-09-14 | 2018-12-25 | Samsung Electro-Mechanics Co., Ltd. | Acoustic wave device and method of manufacturing the same |
KR102653201B1 (ko) | 2016-03-30 | 2024-04-01 | 삼성전기주식회사 | 음향파 디바이스 및 그 제조방법 |
CN115882811A (zh) * | 2023-02-09 | 2023-03-31 | 深圳新声半导体有限公司 | 一种声表面波滤波器的封装结构及其制备方法 |
Citations (4)
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---|---|---|---|---|
JPH09246906A (ja) * | 1996-03-12 | 1997-09-19 | Seiko Epson Corp | 弾性表面波素子及びその周波数調整方法並びに電子機器 |
JPH1155066A (ja) * | 1997-08-05 | 1999-02-26 | Nec Corp | 表面弾性波装置およびその製造方法 |
JP2000015540A (ja) * | 1998-06-26 | 2000-01-18 | Niigata Eng Co Ltd | 工作機械のモータ内蔵型主軸装置 |
JP2000174580A (ja) * | 1998-12-04 | 2000-06-23 | Murata Mfg Co Ltd | 弾性表面波素子の製造方法 |
Family Cites Families (25)
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GB1512593A (en) * | 1975-03-13 | 1978-06-01 | Murata Manufacturing Co | Elastic surface wave filter |
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JPH10270975A (ja) * | 1996-03-08 | 1998-10-09 | Matsushita Electric Ind Co Ltd | 電子部品とその製造方法 |
JPH1019936A (ja) | 1996-06-28 | 1998-01-23 | Denso Corp | 交差コイル型指示計器 |
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JP3303791B2 (ja) * | 1998-09-02 | 2002-07-22 | 株式会社村田製作所 | 電子部品の製造方法 |
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DE10006446A1 (de) * | 2000-02-14 | 2001-08-23 | Epcos Ag | Verkapselung für ein elektrisches Bauelement und Verfahren zur Herstellung |
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JP3974346B2 (ja) * | 2001-03-30 | 2007-09-12 | 富士通メディアデバイス株式会社 | 弾性表面波装置 |
-
2001
- 2001-03-30 JP JP2001100061A patent/JP3974346B2/ja not_active Expired - Lifetime
- 2001-08-17 US US09/931,006 patent/US6573635B2/en not_active Expired - Lifetime
- 2001-08-28 KR KR1020010052059A patent/KR100663142B1/ko active IP Right Grant
- 2001-09-21 DE DE10146655A patent/DE10146655B4/de not_active Expired - Lifetime
-
2002
- 2002-11-27 US US10/304,764 patent/US7251873B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09246906A (ja) * | 1996-03-12 | 1997-09-19 | Seiko Epson Corp | 弾性表面波素子及びその周波数調整方法並びに電子機器 |
JPH1155066A (ja) * | 1997-08-05 | 1999-02-26 | Nec Corp | 表面弾性波装置およびその製造方法 |
JP2000015540A (ja) * | 1998-06-26 | 2000-01-18 | Niigata Eng Co Ltd | 工作機械のモータ内蔵型主軸装置 |
JP2000174580A (ja) * | 1998-12-04 | 2000-06-23 | Murata Mfg Co Ltd | 弾性表面波素子の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20020077004A (ko) | 2002-10-11 |
US20020140322A1 (en) | 2002-10-03 |
JP2002300000A (ja) | 2002-10-11 |
JP3974346B2 (ja) | 2007-09-12 |
US6573635B2 (en) | 2003-06-03 |
US20030071538A1 (en) | 2003-04-17 |
DE10146655A1 (de) | 2002-10-24 |
DE10146655B4 (de) | 2004-08-12 |
US7251873B2 (en) | 2007-08-07 |
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