JP6249548B2 - 側壁導体を有する積層マイクロ電子パッケージおよびその製造方法 - Google Patents
側壁導体を有する積層マイクロ電子パッケージおよびその製造方法 Download PDFInfo
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Description
簡潔かつ明瞭な説明のために、図面は一般的な構築様式を示し、既知の特徴および技法の説明および詳細は、後続の詳細な説明に記載の本発明の例示的で非限定的な実施形態を不必要に曖昧にすることを回避するために省略される場合がある。さらに、添付の図面に見られる特徴または要素は、別途記載されない限り、原寸に比例して描かれてはいないことを理解されたい。たとえば、本発明の実施形態の理解の向上のために、図面内のいくつかの要素または領域の寸法は他の要素または領域に対して誇張されている場合がある。
Claims (17)
- 積層マイクロ電子パッケージの製造方法であって、
複数のマイクロ電子デバイスパネルをパネルスタック内に配置することであって、各マイクロ電子デバイスパネルは、複数のマイクロ電子デバイスと、該複数のマイクロ電子デバイスから延在する複数のパッケージ縁部導体とを含む、前記配置すること、
前記パネルスタックに、前記複数のパッケージ縁部導体を露出させる溝を設けること、
前記溝を通じて露出される前記パッケージ縁部導体と異なるパッケージ縁部導体を相互接続する複数の側壁導体を形成すること、
前記パネルスタックを、複数の積層マイクロ電子パッケージに個片化することであって、前記複数の積層マイクロ電子パッケージの各々が、前記積層マイクロ電子パッケージ内に含まれる前記複数の側壁導体のうちの少なくとも1つによって電気的に相互接続される少なくとも2つのマイクロ電子デバイスを備える、前記個片化することを備え、
前記形成することは、
導電性物質を前記複数のパッケージ縁部導体に接する前記溝内に堆積すること、
前記導電性物質の選択される部分を除去して、前記複数の側壁導体を部分的に画定することを含む、製造方法。 - 前記堆積することは、導電性ペーストを前記溝内に注入することを含む、請求項1に記載の製造方法。
- 前記注入することは、前記溝に少なくとも部分的に金属含有エポキシ樹脂を充填することを含む、請求項2に記載の製造方法。
- 前記除去することは、前記導電性ペーストが前記溝内に注入された後に、前記導電性ペースト内に離間された開口の列を穿孔することを含む、請求項2に記載の製造方法。
- 前記穿孔することは、レーザ切断プロセスを利用して前記導電性ペーストの垂直柱を除去することを含む、請求項4に記載の製造方法。
- 前記配置することは、少なくとも2つの隣接するマイクロ電子デバイスパネルを互いに接合して前記パネルスタックを生成することを含む、請求項1に記載の製造方法。
- 前記複数のマイクロ電子デバイスパネルは、
マイクロ電子デバイスを、前記マイクロ電子デバイスが露出されるデバイス表面を有する封入物質内に埋め込むこと、
前記デバイス表面上に前記マイクロ電子デバイスに電気的に結合される前記パッケージ縁部導体を形成することを含むプロセスを使用して生成される、請求項1に記載の製造方法。 - 前記マイクロ電子デバイスパネルは、ダイシングストリートであって、前記複数のパッケージ縁部導体がダイシングストリートまで延在する、前記ダイシングストリートを備え、
前記配置することは、前記デバイスパネルの前記ダイシングストリートが少なくとも部分的に重なり合うように、前記デバイスパネルをパネルスタック内に配置することを含む、請求項1に記載の製造方法。 - 前記マイクロ電子デバイスパネルは、ダイシングストリートであって、前記複数のパッケージ縁部導体が前記ダイシングストリートまで延在する、前記ダイシングストリートを備え、
前記形成することは、前記ダイシングストリートに沿って、かつ前記複数のパッケージ縁部導体を横断して、溝を前記パネルスタックに設けることを含む、請求項1に記載の製造方法。 - 前記設けることは、第1の所定の幅を有する溝を前記パネルスタックに設けることを含み、
前記個片化することは、前記第1の所定の幅よりも小さい刃厚を有するソーを利用して、前記パネルスタックを複数の積層マイクロ電子パッケージに個片化することを含む、請求項9に記載の製造方法。 - 前記設けることは、前記複数のパッケージ縁部導体の各々の一部分が除去されるように、前記パネルスタックの溝を設けることを含む、請求項1に記載の製造方法。
- 前記側壁導体間に絶縁体物質を堆積することをさらに含む、請求項1に記載の製造方法。
- 積層マイクロ電子パッケージの製造方法であって、
少なくとも第1のマイクロ電子デバイスパネルおよび第2のマイクロ電子デバイスパネルを積層してパネルスタックを生成することであって、前記第1のマイクロ電子デバイスパネルは、
パネル本体と、
前記パネル本体内に埋め込まれた複数のマイクロ電子デバイスと、
前記複数のマイクロ電子デバイスを境界するダイシングストリートと、
前記マイクロ電子デバイスから前記ダイシングストリートまで延在する複数のパッケージ縁部導体とを備える、前記生成すること、
溝を、前記複数のパッケージ縁部導体を露出させる前記ダイシングストリートに沿って前記パネルスタックに設けること、
前記溝に、前記溝の側壁を通じて露出される前記パッケージ縁部導体に接する導電性物質を充填すること、
前記溝を充填する前記導電性物質に開口を形成して、前記複数のパッケージ縁部導体に電気的に結合される複数の側壁導体を少なくとも部分的に画定すること、
前記パネルスタックを前記複数の積層マイクロ電子パッケージに個片化することを備える、製造方法。 - 前記パネルスタックが個片化される前または後に前記複数の積層マイクロ電子パッケージ内に含まれる第1の積層マイクロ電子パッケージ上にコンタクト構成を生成することをさらに含み、
前記複数の側壁導体のうちの少なくとも1つは、前記第1の積層マイクロ電子パッケージ内に含まれる少なくとも1つのマイクロ電子デバイスを前記コンタクト構成内に含まれるコンタクトに電気的に結合する、請求項13に記載の製造方法。 - 前記個片化することは、前記パネルスタックを前記複数の積層マイクロ電子パッケージに個片化して、前記複数の側壁導体を完全に画定することを含む、請求項13に記載の製造方法。
- 前記充填することは、前記溝内に導電性ペーストを注入して、複数の充填された溝を生成することを含み、
前記開口を形成することは、前記充填された溝に複数の開口を穿孔することを含み、
前記複数の開口の各々は、充填された溝にわたって、かつ充填された溝を通じて延在する、請求項13に記載の製造方法。 - 前記設けることは、前記第2のマイクロ電子デバイスパネルを通じて延在するが、前記第1のマイクロ電子デバイスパネルを通じては延在しないように、溝を前記パネルスタック内に設けることを含む、請求項13に記載の製造方法。
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