JP6320517B2 - 耐放射線強化した超小型電子チップのパッケージング技術 - Google Patents
耐放射線強化した超小型電子チップのパッケージング技術 Download PDFInfo
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- JP6320517B2 JP6320517B2 JP2016513948A JP2016513948A JP6320517B2 JP 6320517 B2 JP6320517 B2 JP 6320517B2 JP 2016513948 A JP2016513948 A JP 2016513948A JP 2016513948 A JP2016513948 A JP 2016513948A JP 6320517 B2 JP6320517 B2 JP 6320517B2
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Description
[01]本出願は「耐放射線強化した超小型電子チップのパッケージング技術」と題する米国仮出願61/855488号(2013年5月16日提出)の利益について権利主張する。
[02]ここに記載された発明は、NASAの協力協定の下で研究を行う中で合衆国政府の従業員によって成され、公法96-517(米国特許法第202条)の規定に従うものであり、合衆国政府によって(または合衆国政府のために)、政府の目的で、発明についての(または発明に対する)特許権使用料を何ら支払うことなく製造および使用することができる。米国特許法第202条に従って、協力協定の受領者は所有権を保持することを選択した。
[24] 10 集積回路のダイ
[25] 12 アルファ粒子の遮蔽(L1)
[26] 14 高エネルギー粒子(陽子、中性子など)の遮蔽(L2)
[27] 16 高エネルギーEMの遮蔽(L3)
[28] 18 絶縁用成形コンパウンド(L4)
[29] 20 配線
[30] 22 はんだボール
[31] 24 耐放射線強化技術を用いたボールグリッドアレイのチップスケールパッケージ
[32] 26 クロストークを最小限にするために修正した耐放射線強化技術を用いたボールグリッドアレイのチップスケールパッケージ。
[参考文献1]M. O'Bryan et al., IEEE NSRECIO Data workshop, July 2010
[参考文献2]S. Krishnamohan et al., IEEE International SOC Conference 2004, pp 227-230
[参考文献3]Q. Zhou et al., IEEE Trans. Comp. Des. Integ. Circ. Sys., 25, 155 (2006)
[参考文献4]M. Sono, US patent 4,661,837
[参考文献5]D Czajkowski et al., US patent 5,880,403
Claims (12)
- 回路チップのための強化したチップパッケージを形成するための方法であって、次の各工程:
回路チップを用意すること;
回路チップをアルファ粒子遮蔽材料で被覆すること;
アルファ粒子遮蔽材料を高エネルギー粒子遮蔽複合材料で被覆すること;
高エネルギー粒子遮蔽複合材料を高エネルギー電磁波(EM波)遮蔽複合材料で被覆し、それにより被覆された回路チップを形成すること;および
被覆された回路チップ、アルファ粒子遮蔽材料、高エネルギー粒子遮蔽複合材料および高エネルギーEM波遮蔽複合材料を成形コンパウンドで封入すること;
を含む、前記方法。 - アルファ粒子遮蔽材料で被覆する工程の後に、配線の取り付けのために、アルファ粒子遮蔽材料のコーティングにエッチングによって穴を形成することをさらに含む、請求項1に記載の方法。
- 高エネルギーEM波遮蔽複合材料で被覆する工程の後に、次の各工程:
配線の取り付けのために、アルファ粒子遮蔽材料のコーティング、高エネルギー粒子遮蔽複合材料および高エネルギーEM波遮蔽複合材料にエッチングによって穴を形成すること;
被覆された回路チップをスライスして複数のダイにすること;
複数のダイの各々をパッドに取り付けること;および
回路チップに少なくとも一つの配線を取り付けること;
をさらに含む、請求項1に記載の方法。 - アルファ粒子遮蔽材料は純粋なポリイミドである、請求項1に記載の方法。
- アルファ粒子遮蔽材料はシロキサンを含有するポリイミドである、請求項1に記載の方法。
- 高エネルギー粒子遮蔽複合材料はガドリニウムとポリイミドの複合材料である、請求項1に記載の方法。
- 高エネルギー粒子遮蔽複合材料は5重量%Gdのガドリニウムとポリイミドの複合材料である、請求項6に記載の方法。
- 高エネルギー電磁波(EM波)遮蔽複合材料は希土類元素である、請求項1に記載の方法。
- 高エネルギーEM波遮蔽複合材料で被覆する工程は、導電性の粒子との複合材料の薄膜を積層することをさらに含む、請求項1に記載の方法。
- 高エネルギーEM波遮蔽複合材料で被覆する工程は、カーボンナノチューブとの複合材料の薄膜を積層することをさらに含む、請求項1に記載の方法。
- 高エネルギーEM波遮蔽複合材料で被覆する工程は、高エネルギーEM波遮蔽複合材料に銀を注入することをさらに含む、請求項1に記載の方法。
- 請求項1に記載の方法に従って調製された、回路チップのための強化したチップパッケージ。
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US201361855488P | 2013-05-16 | 2013-05-16 | |
US61/855,488 | 2013-05-16 | ||
PCT/US2014/000125 WO2015023312A2 (en) | 2013-05-16 | 2014-05-16 | Radiation hardened microelectronic chip packaging technology |
US14/279,601 US10262951B2 (en) | 2013-05-16 | 2014-05-16 | Radiation hardened microelectronic chip packaging technology |
US14/279,601 | 2014-05-16 |
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US20230062160A1 (en) * | 2021-08-30 | 2023-03-02 | Micron Technology, Inc. | Radiation protection for semiconductor devices and associated systems and methods |
CN115799227B (zh) * | 2023-01-10 | 2023-06-09 | 荣耀终端有限公司 | 裸芯片、芯片和电子设备 |
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US20150069588A1 (en) | 2015-03-12 |
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KR102168333B1 (ko) | 2020-10-22 |
US10262951B2 (en) | 2019-04-16 |
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