公开(公告)号：US20220328387A1

公开(公告)日：2022-10-13

申请号：US17232128

申请日：2021-04-15

Applicant: Unimicron Technology Corp.

Inventor： John Hon-Shing Lau ,  Cheng-Ta Ko ,  Pu-Ju Lin ,  Kai-Ming Yang ,  Chi-Hai Kuo ,  Chia-Yu Peng ,  Tzyy-Jang Tseng

IPC: H01L23/498 ,  H01L21/48 ,  H01L21/683

Abstract: A package carrier includes a first redistribution layer having a first upper surface and a first lower surface and including a plurality of first redistribution circuits, a plurality of conductive through holes, a plurality of photoimageable dielectric layers, and a plurality of chip pads and a second redistribution layer disposed on the first upper surface of the first redistribution layer. The second redistribution layer has a second upper surface and a second lower surface aligned with and directly connected to the first upper surface of the first redistribution layer and includes a plurality of second redistribution circuits, a plurality of conductive structures, a plurality of Ajinomoto build-up Film (ABF) layers, and a plurality of solder ball pads. A line width and a line pitch of each of the first redistribution circuits are smaller than a line width and a line pitch of each of the second redistribution circuits.

公开(公告)号：US11445617B2

公开(公告)日：2022-09-13

申请号：US16379816

申请日：2019-04-10

Applicant: Unimicron Technology Corp.

Inventor： Kai-Ming Yang ,  Chen-Hao Lin ,  Cheng-Ta Ko ,  John Hon-Shing Lau ,  Yu-Hua Chen ,  Tzyy-Jang Tseng

IPC: H05K1/11 ,  H05K1/18 ,  H05K3/40 ,  H01L23/14 ,  H01L23/15 ,  H01L23/498 ,  H01L21/48 ,  H01L21/768 ,  H05K1/14 ,  H01L23/538

Abstract: A package structure is disclosed herein. The package structure includes an insulating composite layer, a sealant disposed on the insulating composite layer, a first chip embedded in the sealant and having a plurality of first conductive pads exposed through the sealant, a circuit layer module having a plurality of circuit layers and a plurality of dielectric layers having a plurality of conductive vias, a second chip embedded in the circuit layer module and has a plurality of second conductive pads electrically connected to the circuit layers through the conductive vias, and a protecting layer having a plurality of openings disposed on the circuit layer module, in which the openings expose a portion of the circuit layer module.

公开(公告)号：US11410971B2

公开(公告)日：2022-08-09

申请号：US17098436

申请日：2020-11-15

Applicant: Unimicron Technology Corp.

Inventor： Tzyy-Jang Tseng ,  Pu-Ju Lin ,  Cheng-Ta Ko ,  Ra-Min Tain

IPC: H01L25/065 ,  H01L23/538 ,  H01L23/498 ,  H01L23/48 ,  H01L23/00

Abstract: A chip package structure includes a substrate, a first chip, a second chip, a bridge, a plurality of first bumps, a plurality of second bumps, a plurality of third bumps and a plurality of solder balls. A first active surface of the first chip and a second active surface of the second chip face a first surface of the substrate. The bridge includes a high-molecular polymer layer and a pad layer located on the high-molecular polymer layer. The first chip is electrically connected to the substrate through the first bumps. The second chip is electrically connected to the substrate through the second bumps. The first chip and the second chip are electrically connected to the pad layer through the third bumps. The first bumps and the second bumps have the same size. The solder balls are disposed on a second surface of the substrate and electrically connected to the substrate.

公开(公告)号：US11362057B2

公开(公告)日：2022-06-14

申请号：US16687557

申请日：2019-11-18

Applicant: Unimicron Technology Corp.

Inventor： Pu-Ju Lin ,  Cheng-Ta Ko ,  Ra-Min Tain ,  Tzyy-Jang Tseng

IPC: H01L23/00 ,  H01L23/538 ,  H01L25/065

Abstract: A chip package structure includes a substrate, at least two chips, a plurality of first pads, a plurality of first micro bumps, and a bridging element. The substrate has a first surface and a second surface opposite to the first surface. The two chips are disposed on the first surface of the substrate and are horizontally adjacent to each other. Each chip has an active surface. The first pads are disposed on the active surface of each of the chips. The first micro bumps are disposed on the first pads and have the same size. The bridging element is disposed on the first micro bumps such that one of the chips is electrically connected to another of the chips through the first pads, the first micro bumps, and the bridging element.

公开(公告)号：US11335670B2

公开(公告)日：2022-05-17

申请号：US16907183

申请日：2020-06-20

Applicant: Unimicron Technology Corp.

Inventor： Ming-Ru Chen ,  Tzyy-Jang Tseng ,  Cheng-Chung Lo

IPC: H01L25/16 ,  H01L33/62 ,  H01L33/56

Abstract: A manufacturing method of a light emitting diode (LED) package structure includes the following steps. A carrier is provided. A redistribution layer is formed on the carrier. A plurality of active devices are formed on the carrier. A plurality of LEDs are transferred on the redistribution layer. The LEDs and the active devices are respectively electrically connected to the redistribution layer. The active devices are adapted to drive the LEDs, respectively. A molding compound is formed on the redistribution layer to encapsulate the LEDs. The carrier is removed to expose a bottom surface of the redistribution layer.

公开(公告)号：US20220108953A1

公开(公告)日：2022-04-07

申请号：US17314055

申请日：2021-05-07

Applicant: Unimicron Technology Corp.

Inventor： John Hon-Shing Lau ,  Cheng-Ta Ko ,  Pu-Ju Lin ,  Tzyy-Jang Tseng ,  Ra-Min Tain ,  Kai-Ming Yang

IPC: H01L23/538 ,  H01L25/065 ,  H01L23/00 ,  H01L25/00 ,  H01L21/48

Abstract: A package structure, including a bridge, an interposer, a first redistribution structure layer, a second redistribution structure layer, and multiple chips, is provided. The bridge includes a silicon substrate, a redistribution layer, and multiple bridge pads. The interposer includes an intermediate layer, multiple conductive vias, multiple first pads, and multiple second pads. The bridge is embedded in the intermediate layer. The bridge pads are aligned with the upper surface. The first redistribution structure layer is disposed on the upper surface of the interposer and is electrically connected to the first pads and the bridge pads. The second redistribution structure layer is disposed on the lower surface of the interposer and is electrically connected to the second pads. The chips are disposed on the first redistribution structure layer and are electrically connected to the first redistribution structure layer. The chips are electrically connected to each other through the bridge.

公开(公告)号：US20220071015A1

公开(公告)日：2022-03-03

申请号：US17191559

申请日：2021-03-03

Applicant: Unimicron Technology Corp.

Inventor： Tzyy-Jang Tseng ,  Shao-Chien Lee ,  John Hon-Shing Lau ,  Chen-Hua Cheng ,  Ra-Min Tain

IPC: H05K3/00 ,  H05K3/46 ,  H05K3/40

Abstract: A circuit board structure includes a first sub-circuit board, a second sub-circuit board, and a third sub-circuit board. The first sub-circuit board has an upper surface and a lower surface opposite to each other, and includes at least one first conductive through hole. The second sub-circuit board is disposed on the upper surface of the first sub-circuit board and includes at least one second conductive through hole. The third sub-circuit board is disposed on the lower surface of the first sub-circuit board and includes at least one third conductive through hole. At least two of the first conductive through hole, the second conductive through hole, and the third conductive through hole are alternately arranged in an axial direction perpendicular to an extending direction of the first sub-circuit board. The first sub-circuit board, the second sub-circuit board, and the third sub-circuit board are electrically connected to one another.

公开(公告)号：US20220069489A1

公开(公告)日：2022-03-03

申请号：US17319109

申请日：2021-05-13

Applicant: Unimicron Technology Corp.

Inventor： John Hon-Shing Lau ,  Chia-Yu Peng ,  Kai-Ming Yang ,  Pu-Ju Lin ,  Cheng-Ta Ko ,  Tzyy-Jang Tseng

IPC: H01R12/52 ,  H01L21/48 ,  H01L23/498 ,  H01R4/04 ,  H01R43/00

Abstract: A circuit board structure, including a redistribution circuit structure layer, a build-up circuit structure layer, and a connection structure layer, is provided. The redistribution circuit structure layer includes multiple first connecting pads. The build-up circuit structure layer is disposed on one side of the redistribution circuit structure layer and includes multiple second connecting pads. A line width and a line spacing of the redistribution circuit structure layer are smaller than a line width and a line spacing of the build-up circuit structure layer. The connection structure layer is disposed between the redistribution circuit structure layer and the build-up circuit structure layer, and includes a substrate and multiple conductive paste pillars penetrating the substrate. The first connecting pads are electrically connected to the second connecting pads respectively through the conductive paste pillars. The first connecting pads and the second connecting pads are respectively embedded in two opposite surfaces of the substrate.

公开(公告)号：US20220065897A1

公开(公告)日：2022-03-03

申请号：US17342550

申请日：2021-06-09

Applicant: Unimicron Technology Corp.

Inventor： Tzyy-Jang Tseng ,  John Hon-Shing Lau ,  Kuo Ching Tien ,  Ra-Min Tain

IPC: G01R1/073 ,  H05K1/11

Abstract: A probe card testing device includes a first sub-circuit board, a second sub-circuit board, a connecting structure layer, a fixing plate, a probe head and a plurality of conductive probes. The first sub-circuit board is electrically connected to the second sub-circuit board by the connecting structure layer. The fixing plate is disposed on the second sub-circuit board and includes an opening and an accommodating groove. The opening penetrates the fixing plate and exposes a plurality of pads on the second sub-circuit board. The accommodating groove is located on a side of the fixing plate relatively far away from the second sub-circuit board and communicates with the opening. The probe head is disposed in the accommodating groove of the fixing plate. The conductive probes are set on the probe head and in the opening of the fixing plate. One end of the conductive probes is in contact with the corresponding pads, respectively.

公开(公告)号：US11145610B2

公开(公告)日：2021-10-12

申请号：US16729488

申请日：2019-12-30

Applicant: Unimicron Technology Corp.

Inventor： John Hon-Shing Lau ,  Yu-Chi Shen ,  Tzyy-Jang Tseng ,  Chen-Hua Cheng ,  Pei-Wei Wang

IPC: H01L23/66 ,  H01L23/31 ,  H01L21/56 ,  H01L23/00 ,  H01Q1/22

Abstract: A chip package structure includes at least one chip, at least one thermally conductive element, a molding compound, and a redistribution layer. The respective chip has an active surface and a back surface opposite to each other and a plurality of electrodes disposed on the active surface. The thermally conductive element is disposed on the back surface of the respective chip. The molding compound encapsulates the chip and the thermally conductive element and has an upper surface and a lower surface opposite to each other. A bottom surface of each of the electrodes of the respective chip is aligned with the lower surface of the molding compound. The molding compound exposes a top surface of the respective thermally conductive element. The redistribution layer is disposed on the lower surface of the molding compound and electrically connected to the electrodes of the respective chip.