JP7330284B2 - チップ付き基板の製造方法、及び基板処理装置 - Google Patents
チップ付き基板の製造方法、及び基板処理装置 Download PDFInfo
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- JP7330284B2 JP7330284B2 JP2021554128A JP2021554128A JP7330284B2 JP 7330284 B2 JP7330284 B2 JP 7330284B2 JP 2021554128 A JP2021554128 A JP 2021554128A JP 2021554128 A JP2021554128 A JP 2021554128A JP 7330284 B2 JP7330284 B2 JP 7330284B2
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- H01L2221/68368—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support used in a transfer process involving at least two transfer steps, i.e. including an intermediate handle substrate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68381—Details of chemical or physical process used for separating the auxiliary support from a device or wafer
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- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/07—Structure, shape, material or disposition of the bonding areas after the connecting process
- H01L2224/08—Structure, shape, material or disposition of the bonding areas after the connecting process of an individual bonding area
- H01L2224/081—Disposition
- H01L2224/0812—Disposition the bonding area connecting directly to another bonding area, i.e. connectorless bonding, e.g. bumpless bonding
- H01L2224/08151—Disposition the bonding area connecting directly to another bonding area, i.e. connectorless bonding, e.g. bumpless bonding the bonding area 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
- H01L2224/08221—Disposition the bonding area connecting directly to another bonding area, i.e. connectorless bonding, e.g. bumpless bonding the bonding area 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
- H01L2224/08225—Disposition the bonding area connecting directly to another bonding area, i.e. connectorless bonding, e.g. bumpless bonding the bonding area 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
- H01L2224/74—Apparatus for manufacturing arrangements for connecting or disconnecting semiconductor or solid-state bodies and for methods related thereto
- H01L2224/7999—Apparatus for manufacturing arrangements for connecting or disconnecting semiconductor or solid-state bodies and for methods related thereto for disconnecting
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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
- H01L2224/93—Batch processes
- H01L2224/95—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips
- H01L2224/96—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips the devices being encapsulated in a common layer, e.g. neo-wafer or pseudo-wafer, said common layer being separable into individual assemblies after connecting
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Description
複数のチップと、複数の前記チップが一時的に接合された第1基板と、複数の前記チップを介して前記第1基板に接合された第2基板とを含む積層基板を準備することと、
前記第1基板及び前記第2基板に接合された複数の前記チップを、第3基板のデバイス層を含む片面に接合すべく、前記第1基板から分離することと、
を有する。
複数の前記チップと前記第1基板との分離は、前記第1基板を厚み方向に分割する予定の分割面にレーザー光線で複数の改質層を形成することと、複数の前記改質層を起点に前記第1基板を分割することと、を含む。
11 シリコンウェハ
12 吸収層
16 残留物
2A、2B チップ
3 接合層
5 第2基板
6 第3基板
7 チップ付き基板
8 積層基板
100 基板処理装置
110 搬送部
120 レーザー加工部
130 分割部
LB2 レーザー光線
D 分割面
M 改質層
Claims (16)
- 複数のチップと、複数の前記チップが一時的に接合された第1基板と、複数の前記チップを介して前記第1基板に接合された第2基板とを含む積層基板を準備することと、
前記第1基板及び前記第2基板に接合された複数の前記チップを、第3基板のデバイス層を含む片面に接合すべく、前記第1基板から分離することと、
を有する、チップ付き基板の製造方法であって、
複数の前記チップと前記第1基板との分離は、前記第1基板を厚み方向に分割する予定の分割面にレーザー光線で複数の改質層を形成することと、複数の前記改質層を起点に前記第1基板を分割することと、を含む、チップ付き基板の製造方法。 - 前記第1基板は、シリコンウェハと、前記シリコンウェハと前記チップとの間にて前記レーザー光線を吸収する吸収層とを含み、
前記レーザー光線は、前記シリコンウェハを通り、前記吸収層に前記改質層を形成する、請求項1に記載のチップ付き基板の製造方法。 - 前記吸収層は、シリコン酸化層である、請求項2に記載のチップ付き基板の製造方法。
- 前記レーザー光線の波長は、8.8μm~11μmである、請求項1~3のいずれか1項に記載のチップ付き基板の製造方法。
- 複数の前記チップと前記第1基板との分離は、前記第1基板の前記分割面での分割後に、前記チップに付着する前記第1基板の残留物を除去することを更に含む、請求項1~4のいずれか1項に記載のチップ付き基板の製造方法。
- 前記第1基板から分離した複数の前記チップを、前記第2基板に接合した状態で、前記第3基板の前記デバイス層を含む片面に接合することを更に有する、請求項1~5のいずれか1項に記載のチップ付き基板の製造方法。
- 複数の前記チップを、1つずつ、前記第1基板の片面に一時的に接合することと、
前記第1基板に接合された複数の前記チップを、前記第2基板の前記第1基板との対向面に接合することと、
を更に有する、請求項1~6のいずれか1項に記載のチップ付き基板の製造方法。 - 複数のチップと、複数の前記チップが一時的に接合された第1基板と、複数の前記チップを介して前記第1基板に接合された第2基板とを含む積層基板を準備することと、
前記第1基板及び前記第2基板に接合された複数の前記チップを、第3基板のデバイス層を含む片面に接合すべく、前記第1基板から分離することと、
を有する、チップ付き基板の製造方法であって、
複数の前記チップを、1つずつ、前記第1基板の片面に一時的に接合することと、
前記第1基板に接合された複数の前記チップを、前記第2基板の前記第1基板との対向面に接合することと、
を更に有する、チップ付き基板の製造方法。 - 複数のチップを、1つずつ、第1基板の片面に一時的に接合することと、
前記第1基板に接合された複数の前記チップを、第2基板の前記第1基板との対向面に接合することと、
前記第1基板及び前記第2基板に接合された複数の前記チップを、前記第1基板から分離することと、
前記第1基板から分離した複数の前記チップを、前記第2基板に接合した状態で、第3基板のデバイス層を含む片面に接合することと、
を有する、チップ付き基板の製造方法。 - 複数の前記チップと前記第1基板との接合後、複数の前記チップと前記第2基板との接合前に、複数の前記チップを薄化し、厚みを均一化することを更に有する、請求項7~9のいずれか1項に記載のチップ付き基板の製造方法。
- 複数の前記チップの薄化後、複数の前記チップと前記第2基板との接合前に、前記チップと前記第2基板とを接合する接合層を、前記チップの表面に形成することを更に有する、請求項10に記載のチップ付き基板の製造方法。
- 前記接合層の形成後、複数の前記チップと前記第2基板の接合前に、前記接合層の前記第2基板との接触面を平坦化することを更に有する、請求項11に記載のチップ付き基板の製造方法。
- 複数のチップと、複数の前記チップが一時的に接合された第1基板と、複数の前記チップを介して前記第1基板に接合された第2基板とを含む積層基板を搬送する搬送部と、
前記第1基板を厚み方向に分割する予定の分割面にレーザー光線で複数の改質層を形成するレーザー加工部と、
複数の前記改質層を起点に前記第1基板を分割する分割部とを有する、基板処理装置。 - 前記第1基板は、シリコンウェハと、前記シリコンウェハと前記チップとの間にて前記レーザー光線を吸収する吸収層とを含み、
前記レーザー光線は、前記シリコンウェハを通り、前記吸収層に前記改質層を形成する、請求項13に記載の基板処理装置。 - 前記吸収層は、シリコン酸化層である、請求項14に記載の基板処理装置。
- 前記レーザー加工部は、前記レーザー光線の光源であるCO2レーザーを含む、請求項14又は15に記載の基板処理装置。
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JP2004288689A (ja) | 2003-03-19 | 2004-10-14 | Matsushita Electric Ind Co Ltd | 電子部品製造方法および電子部品の集合体の製造方法 |
JP2015046569A (ja) | 2013-07-31 | 2015-03-12 | マイクロン テクノロジー, インク. | 半導体装置の製造方法 |
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