JP5002533B2 - スタック型チップパッケージ構造 - Google Patents
スタック型チップパッケージ構造 Download PDFInfo
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- JP5002533B2 JP5002533B2 JP2008139275A JP2008139275A JP5002533B2 JP 5002533 B2 JP5002533 B2 JP 5002533B2 JP 2008139275 A JP2008139275 A JP 2008139275A JP 2008139275 A JP2008139275 A JP 2008139275A JP 5002533 B2 JP5002533 B2 JP 5002533B2
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- 239000000758 substrate Substances 0.000 claims abstract description 56
- 125000006850 spacer group Chemical group 0.000 claims abstract description 14
- 229910000679 solder Inorganic materials 0.000 claims description 16
- 239000000565 sealant Substances 0.000 claims description 9
- 239000010410 layer Substances 0.000 description 100
- 238000000034 method Methods 0.000 description 20
- 238000004519 manufacturing process Methods 0.000 description 15
- 238000005516 engineering process Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 239000010931 gold Substances 0.000 description 6
- 229910052737 gold Inorganic materials 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
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- 239000004642 Polyimide Substances 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/065—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L27/00
- H01L25/0657—Stacked arrangements of devices
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- 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
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L2224/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
- H01L2224/321—Disposition
- H01L2224/32135—Disposition the layer connector connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip
- H01L2224/32145—Disposition the layer connector connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip the bodies being stacked
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- 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
- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
- H01L2224/45001—Core members of the connector
- H01L2224/45099—Material
- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/45144—Gold (Au) as principal constituent
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- 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
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- 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
- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
- H01L2224/732—Location after the connecting process
- H01L2224/73251—Location after the connecting process on different surfaces
- H01L2224/73265—Layer and wire connectors
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- 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
- H01L2224/91—Methods for connecting semiconductor or solid state bodies including different methods provided for in two or more of groups H01L2224/80 - H01L2224/90
- H01L2224/92—Specific sequence of method steps
- H01L2224/922—Connecting different surfaces of the semiconductor or solid-state body with connectors of different types
- H01L2224/9222—Sequential connecting processes
- H01L2224/92242—Sequential connecting processes the first connecting process involving a layer connector
- H01L2224/92247—Sequential connecting processes the first connecting process involving a layer connector the second connecting process involving a wire connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2225/00—Details relating to assemblies covered by the group H01L25/00 but not provided for in its subgroups
- H01L2225/03—All the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/648 and H10K99/00
- H01L2225/04—All the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/648 and H10K99/00 the devices not having separate containers
- H01L2225/065—All the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/648 and H10K99/00 the devices not having separate containers the devices being of a type provided for in group H01L27/00
- H01L2225/06503—Stacked arrangements of devices
- H01L2225/0651—Wire or wire-like electrical connections from device to substrate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2225/00—Details relating to assemblies covered by the group H01L25/00 but not provided for in its subgroups
- H01L2225/03—All the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/648 and H10K99/00
- H01L2225/04—All the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/648 and H10K99/00 the devices not having separate containers
- H01L2225/065—All the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/648 and H10K99/00 the devices not having separate containers the devices being of a type provided for in group H01L27/00
- H01L2225/06503—Stacked arrangements of devices
- H01L2225/06527—Special adaptation of electrical connections, e.g. rewiring, engineering changes, pressure contacts, layout
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2225/00—Details relating to assemblies covered by the group H01L25/00 but not provided for in its subgroups
- H01L2225/03—All the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/648 and H10K99/00
- H01L2225/04—All the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/648 and H10K99/00 the devices not having separate containers
- H01L2225/065—All the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/648 and H10K99/00 the devices not having separate containers the devices being of a type provided for in group H01L27/00
- H01L2225/06503—Stacked arrangements of devices
- H01L2225/06575—Auxiliary carrier between devices, the carrier having no electrical connection structure
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- 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
- H01L2924/01—Chemical elements
- H01L2924/01079—Gold [Au]
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- 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
- H01L2924/151—Die mounting substrate
- H01L2924/153—Connection portion
- H01L2924/1531—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface
- H01L2924/15311—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface being a ball array, e.g. BGA
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Combinations Of Printed Boards (AREA)
- Wire Bonding (AREA)
Description
つまり、この発明中、導電柱を備えるフレキシブル回路板が連続的に導電バンプ上に積み重ねられるとともに、チップの各層およびフレキシブル回路板の各層が同一層の導電線を通じて電気接続される。このようにして、多層のチップを備えるパッケージ構造が基板上に形成される。この発明中に提案したようなスタック型チップパッケージ構造とその製作方法により、メモリーモジュールの記憶容量が有効な方式で拡張され、コストが低減され、高密度メモリーモジュールの良好な電気性能および信頼性が保証される。また、基板上での導電柱の製作がチップ中の集積回路の電気性能および信頼性に否定的な打撃を与えることはない。さらに、十分な柔軟性により特徴づけられるフレキシブル回路板の使用によって製品の生産効率を向上させることができる。
図2A〜図2Hは、この発明の実施形態にかかるスタック型チップパッケージ構造を製作するステップを説明する図である。各ステップは、以下の通りである:
(a)チップ100の第1層を基板110上に配置する;
(b)基板110上にスタッドバンプボンディング(stud-bump bonding)プロセスで導電バンプ120の第1層を配置する;
(c)導電バンプ120の第1層上にフレキシブル回路板130の第1層を配置する;
(d)ワイヤーボンディングプロセスでチップ100の第1層および各フレキシブル回路板130の第1層間に導電線140の第1層を形成してチップ100の第1層およびフレキシブル回路板130の第1層を電気接続する;
(e)スタッドバンプボンディングプロセスでフレキシブル回路板130の第1層上に導電バンプ150の第2層を配置する;
(f)チップ100の第1層上にスペーサ層160の第1層を配置する;
(g)スペーサ層160の第1層上にチップ170の第2層を配置する;
(h)導電バンプ150の第2層上にフレキシブル回路板180の第2層を配置する;
(i)ワイヤーボンディングプロセスでチップ170の第2層およびフレキシブル回路板180の第2層間に導電線190を形成してチップ170の第2層およびフレキシブル回路板180の第2層を電気接続し、基板110上に2層のチップを備えるスタック型チップパッケージ構造200を形成する。
302 ボンディングパッド
304 スペーサ層
310 基板
312 第1表面
314 第2表面
320 第1導電バンプ
330 第1フレキシブル回路板
336 導電柱
340 第1導電線
350 第2導電バンプ
360 第2フレキシブル回路板
366 導電柱
370 第2導電線
380 シーラント
390 ソルダーボール
Claims (12)
- スタック型チップパッケージ構造であって、
第1表面および第2表面を有する基板と、
前記第1表面上に配置された複数のチップであり、そのうち、複数のスペーサ層がそれぞれ2つの隣接するチップに挟まれるとともに、互いの頂部に積み重ねられる複数のチップと、
前記第1表面上に配置される複数の積み重ねられたフレキシブル回路板と、
前記基板上および前記積み重ねられたフレキシブル回路板間に配置される複数の導電バンプであり、そのうち、前記導電バンプが前記積み重ねられたフレキシブル回路板および前記基板に電気接続される複数の導電バンプと、
各層のフレキシブル回路板及びチップ間を電気接続する複数の導電線と、
を含むことを特徴とするスタック型チップパッケージ構造。 - 前記積み重ねられたフレキシブル回路板が、複数の積み重ねられた第1フレキシブル回路板および複数の積み重ねられた第2フレキシブル回路板を含むことを特徴とする請求項1記載のスタック型チップパッケージ構造。
- 前記導電バンプが、複数の第1導電バンプおよび複数の第2導電バンプを含み、前記第1導電バンプが、前記第1フレキシブル回路板間に垂直に配列されるとともに、前記第1フレキシブル回路板に電気接続され、前記第2導電バンプが、前記第2フレキシブル回路板間に垂直に配列されるとともに、前記第2フレキシブル回路板に電気接続されるものであることを特徴とする請求項2記載のスタック型チップパッケージ構造。
- 前記第1フレキシブル回路板が、それぞれ前記第1導電バンプに電気接続された複数の導電柱を有するものであることを特徴とする請求項3記載のスタック型チップパッケージ構造。
- 前記積み重ねられた第2フレキシブル回路板が、それぞれ前記第2導電バンプに電気接続された複数の導電柱を有するものであることを特徴とする請求項3記載のスタック型チップパッケージ構造。
- 前記導電線が、複数の第1導電線および複数の第2導電線を含み、前記第1導電線が前記第1フレキシブル回路板および前記チップに電気接続されるとともに、前記第2導電線が前記第2フレキシブル回路板および前記チップに電気接続されるものであることを特徴とする請求項2記載のスタック型チップパッケージ構造。
- さらに、前記基板上に形成され、かつ前記チップと前記フレキシブル回路板と前記導電バンプと前記導電線を内部に被覆するシーラントを含むことを特徴とする請求項1記載のスタック型チップパッケージ構造。
- さらに、前記基板の前記第2表面上に配置される複数のソルダーボールを含むことを特徴とする請求項1記載のスタック型チップパッケージ構造。
- 前記チップが、底部から頂部へ任意の2つのチップにおいて、上層のチップの背面が下層のチップの正面に積み重ねられるものであることを特徴とする請求項1記載のスタック型チップパッケージ構造。
- 前記積み重ねられたチップが、それぞれ中央に配列された複数のワイヤーボンディングパッドを有するものであることを特徴とする請求項1記載のスタック型チップパッケージ構造。
- 前記積み重ねられたチップが、それぞれ周辺に配列された複数のワイヤーボンディングパッドを有するものであることを特徴とする請求項1記載のスタック型チップパッケージ構造。
- 前記フレキシブル回路板が、それぞれ、フレキシブル基板と、複数の導電柱と、複数のボンディングパッドとを含み、前記導電柱が前記フレキシブル基板を貫通するとともに、前記ボンディングパッドが前記導電柱上に配置されるものであることを特徴とする請求項1記載のスタック型チップパッケージ構造。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW096146571A TWI355061B (en) | 2007-12-06 | 2007-12-06 | Stacked-type chip package structure and fabricatio |
TW096146571 | 2007-12-06 |
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Publication Number | Publication Date |
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JP2009141312A JP2009141312A (ja) | 2009-06-25 |
JP5002533B2 true JP5002533B2 (ja) | 2012-08-15 |
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JP2008139275A Active JP5002533B2 (ja) | 2007-12-06 | 2008-05-28 | スタック型チップパッケージ構造 |
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US (1) | US8338929B2 (ja) |
JP (1) | JP5002533B2 (ja) |
DE (1) | DE102008022352A1 (ja) |
TW (1) | TWI355061B (ja) |
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US7928577B2 (en) | 2008-07-16 | 2011-04-19 | Micron Technology, Inc. | Interconnect structures for integration of multi-layered integrated circuit devices and methods for forming the same |
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JP5215244B2 (ja) * | 2009-06-18 | 2013-06-19 | 新光電気工業株式会社 | 半導体装置 |
TWI397155B (zh) * | 2009-12-24 | 2013-05-21 | Powertech Technology Inc | 形成矽穿孔之多晶片堆疊過程 |
US8357563B2 (en) * | 2010-08-10 | 2013-01-22 | Spansion Llc | Stitch bump stacking design for overall package size reduction for multiple stack |
US8547699B1 (en) * | 2010-11-09 | 2013-10-01 | Adtran, Inc. | Enclosure for outside plant equipment with interconnect for mating printed circuit boards, printed circuit board device and method of repairing outside plant equipment |
US9136213B2 (en) * | 2012-08-02 | 2015-09-15 | Infineon Technologies Ag | Integrated system and method of making the integrated system |
CN106356355B (zh) * | 2015-07-15 | 2020-06-26 | 恒劲科技股份有限公司 | 基板结构及其制作方法 |
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US9761570B1 (en) | 2016-06-28 | 2017-09-12 | Nxp Usa, Inc. | Electronic component package with multple electronic components |
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CN113539868B (zh) * | 2020-04-17 | 2023-07-18 | 澜起电子科技(昆山)有限公司 | 封装芯片电学性能的测试方法 |
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KR0134648B1 (ko) | 1994-06-09 | 1998-04-20 | 김광호 | 노이즈가 적은 적층 멀티칩 패키지 |
KR0147259B1 (ko) | 1994-10-27 | 1998-08-01 | 김광호 | 적층형 패키지 및 그 제조방법 |
JP2944449B2 (ja) | 1995-02-24 | 1999-09-06 | 日本電気株式会社 | 半導体パッケージとその製造方法 |
KR100447035B1 (ko) * | 1996-11-21 | 2004-09-07 | 가부시키가이샤 히타치세이사쿠쇼 | 반도체 장치의 제조방법 |
US6180881B1 (en) * | 1998-05-05 | 2001-01-30 | Harlan Ruben Isaak | Chip stack and method of making same |
JP3798597B2 (ja) * | 1999-11-30 | 2006-07-19 | 富士通株式会社 | 半導体装置 |
CN1214460C (zh) | 2000-11-27 | 2005-08-10 | 矽品精密工业股份有限公司 | 加强散热型四方扁平无接脚封装 |
JP2002208656A (ja) * | 2001-01-11 | 2002-07-26 | Mitsubishi Electric Corp | 半導体装置 |
TW582100B (en) | 2002-05-30 | 2004-04-01 | Fujitsu Ltd | Semiconductor device having a heat spreader exposed from a seal resin |
JP3941654B2 (ja) * | 2002-10-09 | 2007-07-04 | ソニー株式会社 | 半導体パッケージの製造方法 |
KR100521279B1 (ko) * | 2003-06-11 | 2005-10-14 | 삼성전자주식회사 | 적층 칩 패키지 |
JP3693057B2 (ja) * | 2003-07-04 | 2005-09-07 | セイコーエプソン株式会社 | 半導体装置の製造方法 |
US20070145548A1 (en) * | 2003-12-22 | 2007-06-28 | Amkor Technology, Inc. | Stack-type semiconductor package and manufacturing method thereof |
CN2726111Y (zh) | 2004-06-22 | 2005-09-14 | 胜开科技股份有限公司 | 堆叠集成电路封装组件 |
KR100669830B1 (ko) * | 2004-11-16 | 2007-04-16 | 삼성전자주식회사 | 이방성 도전막을 이용한 적층 패키지 |
JP5123664B2 (ja) | 2005-09-28 | 2013-01-23 | スパンション エルエルシー | 半導体装置およびその製造方法 |
US7667333B2 (en) * | 2006-01-27 | 2010-02-23 | Infineon Technologies Ag | Stack of semiconductor chips |
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TWI355061B (en) | 2011-12-21 |
US8338929B2 (en) | 2012-12-25 |
JP2009141312A (ja) | 2009-06-25 |
US20090146283A1 (en) | 2009-06-11 |
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