Patents Assigned to Unimicron Technology Corp.
  • Publication number: 20220130781
    Abstract: A circuit substrate structure includes a circuit substrate, at least two chips, and a bridge element. The circuit substrate has a first surface and a second surface opposite to each other. The chips are arranged in parallel on the first surface of the circuit substrate and electrically connected to the circuit substrate. The chips have active surfaces, back surfaces opposite to the active surfaces, and side surfaces connecting the active surfaces and the back surfaces. The chips include side circuits. The side circuits are arranged on the side surfaces and have first ends and second ends, the first ends extend to the active surfaces along the side surfaces, and the second ends extend to the back surfaces along the side surfaces. The bridge element is arranged on the back surfaces of the chips and electrically connected to the active surfaces of the chips through the side circuits.
    Type: Application
    Filed: January 4, 2022
    Publication date: April 28, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: Tzyy-Jang Tseng, Pu-Ju Lin, Cheng-Ta Ko, John Hon-Shing Lau
  • Patent number: 11315865
    Abstract: A method of manufacturing circuit board structure includes forming a sacrificial layer having first openings on a substrate; forming a metal layer on the sacrificial layer; forming a patterned photoresist layer having second openings over the sacrificial layer, in which the second openings are connected to the first openings and expose a portion of the metal layer; forming a first circuit layer filling the second openings and the first openings; forming a first dielectric layer over the sacrificial layer and covering the metal layer, in which the first dielectric layer has third openings exposing the first circuit layer; forming a second circuit layer filling the third openings and covering a portion of the first dielectric layer; removing the substrate to expose the sacrificial layer, a portion of the metal layer and a portion of the first circuit layer; and removing the sacrificial layer and the metal layer.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: April 26, 2022
    Assignee: Unimicron Technology Corp.
    Inventor: Chien-Chen Lin
  • Publication number: 20220108934
    Abstract: A package structure includes a first circuit board, a second circuit board, at least one electronic component, at least one conductive lead, and a molding compound. The first circuit board includes a first circuit layer and a second circuit layer. The second circuit board includes a third circuit layer and a fourth circuit layer. The electronic component is disposed between the first circuit board and the second circuit board. The conductive lead contacts at least one of the second circuit layer and the third circuit layer. The conductive lead has a vertical height, and the vertical height is greater than a vertical distance between the second circuit layer and the third circuit layer. The molding compound covers the first circuit board, the second circuit board, the electronic component, and the conductive lead. The molding compound exposes the first circuit layer and the fourth circuit layer, and the conductive lead extends outside the molding compound.
    Type: Application
    Filed: March 18, 2021
    Publication date: April 7, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: Ra-Min Tain, Po-Hsiang Wang, Chi-Chun Po
  • Publication number: 20220108953
    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.
    Type: Application
    Filed: May 7, 2021
    Publication date: April 7, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: John Hon-Shing Lau, Cheng-Ta Ko, Pu-Ju Lin, Tzyy-Jang Tseng, Ra-Min Tain, Kai-Ming Yang
  • Patent number: 11289413
    Abstract: A wiring board and a method of manufacturing the same are provided. The method includes the following steps. A substrate is provided. The substrate is perforated to form at least one through hole. A first conductive layer is integrally formed on a surface of the substrate and an inner wall of the through hole. An etch stop layer is formed on a portion of the first conductive layer on the surface of the substrate and another portion of the first conductive layer on the inner wall of the through hole. A second conductive layer is integrally formed on the etch stop layer and the first conductive layer on the inner wall of the through hole. A plug-hole column is formed by filling with a plugged-hole material in the through hole. The second conductive layer is removed. The etch stop layer is then removed.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: March 29, 2022
    Assignee: Unimicron Technology Corp.
    Inventor: Shih-Liang Cheng
  • Publication number: 20220095464
    Abstract: A circuit board includes a composite structure layer, at least one conductive structure, a thermally conductive substrate, and a thermal interface material layer. The composite structure layer has a cavity and includes a first structure layer, a second structure layer, and a connecting structure layer. The first structure layer includes at least one first conductive member, and the second structure layer includes at least one second conductive member. The cavity penetrates the first structure layer and the connecting structure layer to expose the second conductive member. The conductive structure at least penetrates the connecting structure layer and is electrically connected to the first conductive member and the second conductive member. The thermal interface material layer is disposed between the composite structure layer and the thermally conductive substrate, and the second structure layer is connected to the thermally conductive substrate through the thermal interface material layer.
    Type: Application
    Filed: April 6, 2021
    Publication date: March 24, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: Pei-Wei Wang, Shao-Chien Lee, Ra-Min Tain, Chi-Chun Po, Po-Hsiang Wang, Pei-Chang Huang, Chin-Min Hu
  • Publication number: 20220068872
    Abstract: A fabrication method of an electronic device bonding structure includes the following steps. A first electronic component including a first conductive bonding portion is provided. A second electronic component including a second conductive bonding portion is provided. A first organic polymer layer is formed on the first conductive bonding portion. A second organic polymer layer is formed on the second conductive bonding portion. Bonding is performed on the first electronic component and the second electronic component through the first conductive bonding portion and the second conductive bonding portion, such that the first electronic component and the second electronic component are electrically connected. The first organic polymer layer and the second organic polymer layer diffuse into the first conductive bonding portion and the second conductive bonding portion after the bonding. An electronic device bonding structure is also provided.
    Type: Application
    Filed: September 24, 2020
    Publication date: March 3, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: Chia-Fu Hsu, Kai-Ming Yang, Pu-Ju Lin, Cheng-Ta Ko
  • Publication number: 20220069489
    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.
    Type: Application
    Filed: May 13, 2021
    Publication date: March 3, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: John Hon-Shing Lau, Chia-Yu Peng, Kai-Ming Yang, Pu-Ju Lin, Cheng-Ta Ko, Tzyy-Jang Tseng
  • Publication number: 20220065897
    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.
    Type: Application
    Filed: June 9, 2021
    Publication date: March 3, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: Tzyy-Jang Tseng, John Hon-Shing Lau, Kuo Ching Tien, Ra-Min Tain
  • Publication number: 20220071015
    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.
    Type: Application
    Filed: March 3, 2021
    Publication date: March 3, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: Tzyy-Jang Tseng, Shao-Chien Lee, John Hon-Shing Lau, Chen-Hua Cheng, Ra-Min Tain
  • Publication number: 20220071000
    Abstract: The disclosure provides a circuit board structure including at least two sub-circuit boards and at least one connector. Each of the sub-circuit boards includes a plurality of carrier units. The connector is connected between the sub-circuit boards, and a plurality of stress-relaxation gaps are defined between the sub-circuit boards.
    Type: Application
    Filed: January 14, 2021
    Publication date: March 3, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: Tzyy-Jang Tseng, Shao-Chien Lee, John Hon-Shing Lau, Chen-Hua Cheng, Ra-Min Tain
  • Publication number: 20220059498
    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.
    Type: Application
    Filed: November 15, 2020
    Publication date: February 24, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: Tzyy-Jang Tseng, Pu-Ju Lin, Cheng-Ta Ko, Ra-Min Tain
  • Patent number: 11251350
    Abstract: A light-emitting diode package including a carrier structure, a patterned conductive layer, at least one chip, a dielectric layer, at least one first conductive via, a build-up circuit structure, and at least one light-emitting diode is provided. The patterned conductive layer is disposed on the carrier structure. The chip is disposed on the carrier structure. The dielectric layer is disposed on the carrier structure and encapsulates the chip and the patterned conductive layer. The first conductive via penetrates the dielectric layer and is electrically connected to the patterned conductive layer. The build-up circuit structure is disposed on the dielectric layer and electrically connected to the first conductive via. The light-emitting diode is disposed on the build-up circuit structure.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: February 15, 2022
    Assignee: Unimicron Technology Corp.
    Inventors: Yi-Cheng Lin, Yu-Hua Chen, Chun-Hsien Chien, Chien-Chou Chen, Cheng-Hui Wu
  • Patent number: 11234324
    Abstract: A circuit board structure includes a first dielectric layer, at least one first circuit layer, a second dielectric layer, and an insulating protection layer. The first circuit layer is mounted on the first dielectric layer, and includes at least one first circuit. The second dielectric layer is mounted on the first circuit layer, and includes at least one thermally conductive bump and at least one electrically conductive bump. The electrically conductive bump is electrically connected to the first circuit. The insulating protection layer is mounted on the second dielectric layer. The thermally conductive bump directly contacts the glass substrate. When lasering is applied to cut the glass substrate for de-bonding, the lasering heat energy can be absorbed and dissipated by the thermally conductive bump, resolving the problem of circuit de-bonding and raising the process yield. In addition, a manufacturing method of the circuit board structure is provided.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: January 25, 2022
    Assignee: UNIMICRON TECHNOLOGY CORP.
    Inventors: Ping-Che Yang, Tsun-Sheng Chou, Yan-Jia Peng
  • Publication number: 20220022311
    Abstract: An embedded component structure includes a circuit board, a chip, and a heat dissipation element. The chip is embedded in the circuit board. The heat dissipation element surrounds the chip. The chip, the circuit board, and the heat dissipation element are electrically connected. The heat dissipation element includes a first part, a second part, and a third part located between the first part and the second part. The first part is in direct contact with a side wall of the chip. The second part is a ground terminal. A method for manufacturing an embedded component structure is also provided.
    Type: Application
    Filed: September 1, 2020
    Publication date: January 20, 2022
    Applicant: Unimicron Technology Corp.
    Inventor: Yu-Shen Chen
  • Publication number: 20220022316
    Abstract: A package carrier includes a build-up circuit structure, a first insulation protective layer, a plurality of connection pads, and a plurality of metal balls. The build-up circuit structure has an upper surface. The first insulation protective layer is disposed on the upper surface of the build-up circuit structure and has a plurality of first openings. The connection pads are respectively disposed in the first openings of the first insulation protective layer and are structurally and electrically connected to the build-up circuit structure. Each of the connection pads has an arc-shaped groove. The metal balls are respectively disposed in the arc-shaped groove of the connection pads. The metal balls and the corresponding connection pads define a plurality of bump structures, and a plurality of top surfaces of the bump structures are on a same plane.
    Type: Application
    Filed: August 19, 2020
    Publication date: January 20, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: Po-Wei Chen, Wei-Ti Lin, Chun-Hsien Chien
  • Publication number: 20220022317
    Abstract: An embedded component structure includes a circuit board, an electronic component, a first conductive terminal, and a second conductive terminal. The circuit board includes a first electrical connection layer and a second electrical connection layer. The electronic component is embedded in the circuit board and includes a first contact and a second contact. The first conductive terminal and the second conductive terminal respectively at least cover a part of top surfaces and side walls of the first contact and the second contact, and the first electrical connection layer and the second electrical connection layer are respectively electrically connected to the first contact and the second contact through the first conductive terminal and the second conductive terminal. A method for manufacturing an embedded component structure is also provided.
    Type: Application
    Filed: August 19, 2021
    Publication date: January 20, 2022
    Applicant: Unimicron Technology Corp.
    Inventors: Yu-Shen Chen, I-Ta Tsai, Chien-Chih Chen
  • Patent number: 11219130
    Abstract: A circuit board including a substrate, a patterned conductive layer, a patterned insulating layer, a conductive terminal, and a dummy terminal is provided. The patterned conductive layer is disposed on the substrate. The patterned insulating layer is disposed on the substrate and at least covers a portion of the patterned conductive layer. The conductive terminal is disposed on the patterned conductive layer and has a first top surface. The dummy terminal is disposed on the patterned conductive layer and has a second top surface. A first height between the first top surface and the substrate is greater than a second height between the second top surface and the substrate.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: January 4, 2022
    Assignee: Unimicron Technology Corp.
    Inventors: Kai-Ming Yang, Chen-Hao Lin
  • Publication number: 20210398894
    Abstract: A package carrier includes a substrate, at least one interposer disposed in at least one opening of the substrate, a conductive structure layer, a first build-up structure, and a second build-up structure. The interposer includes a glass substrate, at least one conductive via, at least one first pad, and at least one second pad. The conductive via passes through the glass substrate, and the first and the second pads are disposed respectively on an upper surface and a lower surface of the glass substrate opposite to each other and are connected to opposite ends of the conductive via. The conductive structure layer is disposed on the substrate and is structurally and electrically connected to the first and the second pads. The first and the second build-up structures are disposed respectively on the first and the second surfaces of the substrate and are electrically connected to the conductive structure layer.
    Type: Application
    Filed: August 16, 2021
    Publication date: December 23, 2021
    Applicant: Unimicron Technology Corp.
    Inventors: Wei-Ti Lin, Chun-Hsien Chien, Yu-Hua Chen
  • Publication number: 20210398925
    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.
    Type: Application
    Filed: September 1, 2021
    Publication date: December 23, 2021
    Applicant: Unimicron Technology Corp.
    Inventors: John Hon-Shing Lau, Yu-Chi Shen, Tzyy-Jang Tseng, Chen-Hua Cheng, Pei-Wei Wang