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公开(公告)号:US20230282582A1
公开(公告)日:2023-09-07
申请号:US18196077
申请日:2023-05-11
发明人: Ju-Il CHOI , Gyuho KANG , Seong-Hoon BAE , Dongjoon OH , Chungsun LEE , Hyunsu HWANG
IPC分类号: H01L23/532 , H01L23/48 , H01L23/00 , H01L23/522
CPC分类号: H01L23/53238 , H01L23/481 , H01L23/5226 , H01L23/5329 , H01L24/05 , H01L24/08 , H01L24/16 , H01L2224/05647 , H01L2224/08145 , H01L2224/16227
摘要: A semiconductor device includes a first semiconductor chip that includes a first conductive pad whose top surface is exposed; and a second semiconductor chip that includes a second conductive pad whose top surface is exposed and in contact with at least a portion of the top surface of the first conductive pad. The first semiconductor chip may include a first diffusion barrier in contact with a bottom surface of the first conductive pad, and a second diffusion barrier in contact with a lateral surface of the first conductive pad, and the first diffusion barrier and the second diffusion barrier may include different materials from each other.
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公开(公告)号:US20220059442A1
公开(公告)日:2022-02-24
申请号:US17230511
申请日:2021-04-14
发明人: Dongjoon OH , Junyun KWEON , Jumyong PARK , Jin Ho AN , Chungsun LEE , Hyunsu HWANG
IPC分类号: H01L23/498 , H01L23/31 , H01L23/538
摘要: Disclosed are interconnection structures and semiconductor packages. The interconnection structure includes a first dielectric layer and a first hardmask pattern that are sequentially stacked, and a first interconnection pattern that penetrates the first hardmask pattern and the first dielectric layer. The first hardmask pattern includes a dielectric material having an etch selectivity with respect to the first dielectric layer. The first interconnection pattern includes a via part, a first pad part, and a line part that are integrally connected to each other. The first pad part vertically overlaps the via part. The line part extends from the first pad part. A level of a bottom surface of the first pad part is lower than a level of a bottom surface of the line part.
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公开(公告)号:US20240128239A1
公开(公告)日:2024-04-18
申请号:US18471875
申请日:2023-09-21
发明人: Solji SONG , Junyun KWEON , Byeongchan KIM , Jumyong PARK , Dongjoon OH , Hyunchul JUNG , Hyunsu HWANG
IPC分类号: H01L25/065 , H01L23/00 , H01L23/31 , H01L23/48 , H01L23/498
CPC分类号: H01L25/0657 , H01L23/3128 , H01L23/481 , H01L23/49822 , H01L24/08 , H01L24/16 , H01L2224/08145 , H01L2224/16227
摘要: A semiconductor package includes a connection structure, a via protection layer on the connection structure, a first semiconductor chip on the via protection layer and including a first substrate having a first active face and a first inactive face opposite to each other a through-silicon via (TSV) configured to electrically connect the first semiconductor chip to the connection structure, and a second semiconductor chip on the first semiconductor chip and electrically connected to the first semiconductor chip. The second semiconductor chip includes a second substrate having a second active face and a second inactive face opposite to each other. The package includes a conductive post configured to electrically connect the second semiconductor chip and the connection structure with each other, and a molding layer filling a space between an upper surface of the connection structure and the second semiconductor chip, and the molding layer encloses the conductive post.
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公开(公告)号:US20210384137A1
公开(公告)日:2021-12-09
申请号:US17147661
申请日:2021-01-13
发明人: Ju-IL CHOI , Gyuho KANG , Seong-Hoon BAE , Dongjoon OH , Chungsun LEE , Hyunsu HWANG
IPC分类号: H01L23/532 , H01L23/00 , H01L23/522 , H01L23/48
摘要: A semiconductor device includes a first semiconductor chip that includes a first conductive pad whose top surface is exposed; and a second semiconductor chip that includes a second conductive pad whose top surface is exposed and in contact with at least a portion of the top surface of the first conductive pad. The first semiconductor chip may include a first diffusion barrier in contact with a bottom surface of the first conductive pad, and a second diffusion barrier in contact with a lateral surface of the first conductive pad, and the first diffusion barrier and the second diffusion barrier may include different materials from each other.
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公开(公告)号:US20240290702A1
公开(公告)日:2024-08-29
申请号:US18655879
申请日:2024-05-06
发明人: Dongjoon OH , Junyun KWEON , Jumyong PARK , Jin Ho AN , Chungsun LEE , Hyunsu HWANG
IPC分类号: H01L23/498 , H01L23/00 , H01L23/31 , H01L23/538 , H01L25/10
CPC分类号: H01L23/49822 , H01L23/3128 , H01L23/5386 , H01L23/5389 , H01L24/16 , H01L25/105 , H01L2224/16227
摘要: Disclosed are interconnection structures and semiconductor packages. The interconnection structure includes a first dielectric layer and a first hardmask pattern that are sequentially stacked, and a first interconnection pattern that penetrates the first hardmask pattern and the first dielectric layer. The first hardmask pattern includes a dielectric material having an etch selectivity with respect to the first dielectric layer. The first interconnection pattern includes a via part, a first pad part, and a line part that are integrally connected to each other. The first pad part vertically overlaps the via part. The line part extends from the first pad part. A level of a bottom surface of the first pad part is lower than a level of a bottom surface of the line part.
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公开(公告)号:US20240178202A1
公开(公告)日:2024-05-30
申请号:US18356035
申请日:2023-07-20
发明人: Byeongchan KIM , Un-Byoung KANG , Jumyong PARK , Dongjoon OH , Jun Young OH , Jeongil LEE , Chungsun LEE
IPC分类号: H01L25/10 , H01L23/00 , H01L23/498
CPC分类号: H01L25/105 , H01L23/49822 , H01L24/08 , H01L24/09 , H01L24/80 , H10B80/00
摘要: A semiconductor device includes: a semiconductor layer including a wire and an electrical element; and a plurality of metal pads on a surface of the semiconductor layer, wherein the plurality of metal pads includes a first metal pad and a second metal pad, wherein the second metal pad is smaller in surface area or diameter on the surface of the semiconductor layer than the first metal pad, and wherein the second metal pad is between a first region of the surface of the semiconductor layer where the first metal pad is and a second region of the surface of the semiconductor layer where a surface metal density is zero (0).
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公开(公告)号:US20230073690A1
公开(公告)日:2023-03-09
申请号:US17711370
申请日:2022-04-01
发明人: Hyunsu HWANG , Junyun KWEON , Jumyong PARK , Solji SONG , Dongjoon OH , Chungsun LEE
IPC分类号: H01L23/00 , H01L23/522 , H01L23/544
摘要: A wafer structure includes a semiconductor substrate that includes a chip region and a scribe lane region. A first dielectric layer is on a first surface of the semiconductor substrate, a second dielectric layer is on the first dielectric layer. A dielectric pattern is between the first dielectric layer and the second dielectric layer. A through via that penetrates the first surface and a second surface at the chip region of the semiconductor substrate, and a conductive pad is in the second dielectric layer and on the through via. The dielectric pattern includes an etch stop pattern on the chip region of the semiconductor substrate and in contact with a bottom surface of the conductive pad, and an alignment key pattern on the scribe lane region of the semiconductor substrate.
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公开(公告)号:US20210398913A1
公开(公告)日:2021-12-23
申请号:US17466750
申请日:2021-09-03
发明人: Dongjoon OH , Sukho LEE , Jusuk KANG
IPC分类号: H01L23/552 , H01L23/495 , H01L23/00 , H01L23/31
摘要: A method of manufacturing a semiconductor package includes forming an encapsulant covering at least a portion of each of an inactive surface and side surface of a semiconductor chip, the semiconductor chip having an active surface on which a connection pad is disposed and the inactive surface opposing the active surface; forming a connection structure having a first region and a second region sequentially disposed on the active surface of the semiconductor chip, and the connection structure including a plurality of redistribution layers electrically connected to the connection pad of the semiconductor chip and further including a ground pattern layer; and forming a metal layer disposed on an upper surface of the encapsulant, and extending from the upper surface of the encapsulant to a side surface of the first region of the connection structure.
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公开(公告)号:US20240312894A1
公开(公告)日:2024-09-19
申请号:US18668974
申请日:2024-05-20
发明人: Ju-Il CHOI , Jumyong PARK , Jin Ho AN , Dongjoon OH , Chungsun LEE , Jeonggi JIN , Jinho CHUN
IPC分类号: H01L23/498
CPC分类号: H01L23/49838 , H01L23/49822
摘要: A semiconductor package includes a redistribution substrate that includes a first redistribution pattern and a second redistribution pattern that are at different levels from each other, and a semiconductor chip on the redistribution substrate and including a plurality of chip pads electrically connected to the first and second redistribution patterns. The first redistribution pattern includes a first metal pattern on a first dielectric layer, and a first barrier pattern between the first dielectric layer and a bottom surface of the first metal pattern. The second redistribution pattern includes a second metal pattern in a second dielectric layer, and a second barrier pattern between the second dielectric layer and a bottom surface of the second metal pattern and between the second dielectric layer and a sidewall of the second metal pattern.
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公开(公告)号:US20230112006A1
公开(公告)日:2023-04-13
申请号:US17826521
申请日:2022-05-27
发明人: Dongjoon OH , Unbyoung KANG , Byeongchan KIM , Jumyong PARK , Solji SONG , Chungsun LEE , Hyunsu HWANG
摘要: A semiconductor package includes: a first semiconductor chip including a first semiconductor substrate including a first active surface and a first inactive surface opposite to each other and a plurality of first chip pads on the first active surface; a second semiconductor chip including a second semiconductor substrate including a second active surface and a second inactive surface opposite to each other and a plurality of second chip pads on the second active surface, the second active surface being stacked on the first semiconductor chip to face the first inactive surface; a bonding insulation material layer interposed between the first semiconductor chip and the second semiconductor chip; and a plurality of bonding pads surrounded by the bonding insulation material layer to electrically connect the first semiconductor chip to the second semiconductor chip.
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