Patents Assigned to Unimicron Technology Corp.
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Publication number: 20230268257Abstract: An electronic package structure and its manufacturing method are provided. The electronic package structure includes an interposer, a circuit board, a chip, and a circuit structure. The interposer includes an interposer substrate and a coaxial conductive element located in the interposer substrate. The interposer substrate includes a cavity. The coaxial conductive element includes a first conductive structure, a second conductive structure surrounding the first conductive structure, and a first insulation structure. The first insulation structure is disposed between the first and second conductive structures. The circuit board is disposed on a lower surface of the interposer substrate and electrically connected to the coaxial conductive element. The chip is disposed in the cavity and located on the circuit board, so as to be electrically connected to the circuit board.Type: ApplicationFiled: September 5, 2022Publication date: August 24, 2023Applicant: Unimicron Technology Corp.Inventors: Chin-Sheng Wang, Ra-Min Tain, Wen-Yu Lin, Tse-Wei Wang, Jun-Ho Chen, Guang-Hwa Ma
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Publication number: 20230268256Abstract: An electronic package structure and manufacturing method thereof. The electronic package structure includes a circuit board, an interposer, a chip, a circuit structure, and a coaxial conductive element. The interposer is disposed on the circuit board. The interposer has a through groove. The chip is disposed in the through groove and located on the circuit board to electrically connect with the circuit board. The circuit structure is disposed on the interposer. The coaxial conductive element penetrates the interposer to electrically connect the circuit structure and the circuit board. The coaxial conductive element includes a first conductive structure, a second conductive structure, and a first insulating structure. The second conductive structure surrounds the first conductive structure. The first insulating structure is disposed between the first conductive structure and the second conductive structure.Type: ApplicationFiled: August 18, 2022Publication date: August 24, 2023Applicant: Unimicron Technology Corp.Inventors: Chin-Sheng Wang, Ra-Min Tain, Wen-Yu Lin, Tse-Wei Wang, Jun-Ho Chen, Guang-Hwa Ma
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Publication number: 20230262893Abstract: A circuit board, including a first dielectric material, a second dielectric material, a third dielectric material, a fourth dielectric material, a first external circuit layer, a second external circuit layer, a conductive structure, a first conductive via, and multiple second conductive vias, is provided. The first conductive via at least passes through the first dielectric material and the fourth dielectric material, and is electrically connected to the first external circuit layer and the second external circuit layer to define a signal path. The second conductive vias pass through the first dielectric material, the second dielectric material, the third dielectric material, and a part of the conductive structure, and surround the first conductive via. The second conductive vias are electrically connected to the first external circuit layer, the conductive structure, and the second external circuit layer to define a ground path, and the ground path surrounds the signal path.Type: ApplicationFiled: August 23, 2022Publication date: August 17, 2023Applicant: Unimicron Technology Corp.Inventors: Chih-Chiang Lu, Jun-Rui Huang, Ming-Hao Wu, Yi-Pin Lin, Tung-Chang Lin
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Publication number: 20230262890Abstract: A circuit board structure includes a substrate, a first build-up structure layer, first and second external circuit layers, at least one first conductive via, and second conductive vias. The first build-up structure layer is disposed on a first circuit layer of the substrate. The first external circuit layer is disposed on the first build-up structure layer. The second external circuit layer is disposed on a second circuit layer and a portion of a third dielectric layer of the substrate. The first conductive via is electrically connected to the first external circuit layer and the second external circuit layer to define a signal path. The second conductive vias surround the first conductive via, and the first external circuit layer, the second conductive vias, the first circuit layer, the outer conductive layer, and the second external circuit layer define a first ground path. The first ground path surrounds the signal path.Type: ApplicationFiled: September 7, 2022Publication date: August 17, 2023Applicant: Unimicron Technology Corp.Inventors: Chih-Chiang Lu, Chi-Min Chang, Ming-Hao Wu, Yi-Pin Lin, Tung-Chang Lin, Jun-Rui Huang
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Publication number: 20230262880Abstract: Provided is a circuit board structure including a substrate, a loop-wrapping ground layer, an insulating structure, a first build-up layer, a top wiring layer, a bottom wiring layer, a first conductive via, and a plurality of second conductive vias. The aforementioned structure defines a signal transmitting structure. An equivalent circuit of the signal transmitting structure at least includes a first equivalent circuit, a second equivalent circuit, a third equivalent circuit and a fourth equivalent circuit, which correspond to different uniform transmitting sections respectively. The first equivalent circuit, the second equivalent circuit, the third equivalent circuit and the fourth equivalent circuit are connected in series with each other according to an ABCD transmission matrix series connection principle.Type: ApplicationFiled: February 1, 2023Publication date: August 17, 2023Applicant: Unimicron Technology Corp.Inventors: Chih-Chiang Lu, Jun-Rui Huang, Ming-Hao Wu, Tung-Chang Lin
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Publication number: 20230240023Abstract: A circuit board structure includes a circuit substrate having opposing first and second sides, a redistribution structure disposed at the first side, and a dielectric structure disposed at the second side. The circuit substrate includes a first circuit layer disposed at the first side and a second circuit layer disposed at the second side. The redistribution structure is electrically coupled to the circuit substrate and includes a first leveling dielectric layer covering the first circuit layer, a first thin-film dielectric layer disposed on the first leveling dielectric layer and having a material different from the first leveling dielectric layer, and a first redistributive layer disposed on the first thin-film dielectric layer and penetrating through the first thin-film dielectric layer and the first leveling dielectric layer to be in contact with the first circuit layer. The dielectric structure includes a second leveling dielectric layer disposed below the second circuit layer.Type: ApplicationFiled: March 2, 2022Publication date: July 27, 2023Applicant: Unimicron Technology Corp.Inventors: Wen-Yu Lin, Kai-Ming Yang, Chen-Hao Lin, Pu-Ju Lin, Cheng-Ta Ko, Chin-Sheng Wang, Guang-Hwa Ma, Tzyy-Jang Tseng
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Publication number: 20230240014Abstract: A printed circuit board stack structure includes a first printed circuit board, a second printed circuit board, and a filling glue layer. The first printed circuit board has at least one overflow groove, and includes first pads and a retaining wall surrounding the first pads. The second printed circuit board is disposed on the first printed circuit board, and includes second pads and conductive pillars located on some of the second pads. The conductive pillars are respectively connected to some of the first pads to electrically connect the second printed circuit board to the first printed circuit board. The filling glue layer fills between the first and the second printed circuit boards, and covers the first pads, the second pads, and the conductive pillars. The retaining wall blocks the filling glue layer so that a portion of the filling glue layer is accommodated in the overflow groove.Type: ApplicationFiled: March 3, 2022Publication date: July 27, 2023Applicant: Unimicron Technology Corp.Inventors: Ming-Hao Wu, Shih-Lian Cheng
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Publication number: 20230225050Abstract: A circuit board structure includes a circuit substrate, a first circuit layer, and a second circuit layer. The circuit substrate has a surface and includes at least one conductive structure and at least one patterned circuit layer. The conductive structure is electrically connected to the patterned circuit layer, and an upper surface of the conductive structure is aligned with the surface. The first circuit layer is directly disposed on the surface of the circuit substrate and electrically connected to the conductive structure. A line width of the first circuit layer is less than or equal to ΒΌ of a line width of the patterned circuit layer. The second circuit layer is directly disposed on the first circuit layer and electrically connected to the first circuit layer.Type: ApplicationFiled: August 30, 2022Publication date: July 13, 2023Applicant: Unimicron Technology Corp.Inventors: Kuang-Ching Fan, Chih-Peng Hsieh, Cheng-Hsiung Wang
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Patent number: 11690180Abstract: A manufacturing method of a carrier structure includes: A build-up circuit layer is formed on a carrier. The build-up circuit layer includes at least one first circuit layer, at least one first dielectric layer, a second circuit layer, a second dielectric layer, and a plurality of conductive vias. The first circuit layer is located on the carrier and includes at least one first pad, which is disposed relative to at least one through hole of the carrier. The first dielectric layer is located on the first circuit layer. The second circuit layer is located on the first dielectric layer and includes at least one second pad. The second dielectric layer is located on the second circuit layer and includes at least one opening exposing the second pad. The conductive via penetrates the first dielectric layer and is electrically connected to the first circuit layer and the second circuit layer.Type: GrantFiled: January 13, 2021Date of Patent: June 27, 2023Assignee: Unimicron Technology Corp.Inventors: Tzyy-Jang Tseng, Cheng-Ta Ko, Pu-Ju Lin, Tse-Wei Wang
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Patent number: 11690173Abstract: A circuit board structure includes a dielectric substrate, at least one embedded block, at least one electronic component, at least one first build-up circuit layer, and at least one second build-up circuit layer. The dielectric substrate includes a through cavity penetrating the dielectric substrate. The embedded block is fixed in the through cavity. The embedded block includes a first through hole and a second through hole. The electronic component is disposed in the through hole of the embedded block. The first build-up circuit layer is disposed on the top surface of the dielectric substrate and covers the embedded block. The second build-up circuit layer is disposed on the bottom surface of the dielectric substrate and covers the embedded block.Type: GrantFiled: February 18, 2022Date of Patent: June 27, 2023Assignee: Unimicron Technology Corp.Inventors: Tzyy-Jang Tseng, Chin-Sheng Wang, Ra-Min Tain
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Patent number: 11686008Abstract: An electroplating apparatus including an anode and a cathode, a power supply, and a regulating plate is provided. The power supply is electrically connected to the anode and the cathode. The regulating plate is arranged between the anode and the cathode. The regulating plate includes an insulating grid plate and a plurality of magnetic components. The plurality of magnetic components are uniformly and randomly arranged on the insulating grid plate. An electroplating method is also provided.Type: GrantFiled: May 16, 2022Date of Patent: June 27, 2023Assignee: Unimicron Technology Corp.Inventors: Heng-Ming Nien, Chih-Chiang Lu, Cho-Ying Wu, Shih-Lian Cheng
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Patent number: 11682612Abstract: A package structure includes a redistribution layer, a chip assembly, a plurality of solder balls, and a molding compound. The redistribution layer includes redistribution circuits, photoimageable dielectric layers, conductive through holes, and chip pads. One of the photoimageable dielectric layers located on opposite two outermost sides has an upper surface and openings. The chip pads are located on the upper surface and are electrically connected to the redistribution circuits through the conductive through holes. The openings expose portions of the redistribution circuits to define solder ball pads. Line widths and line spacings of the redistribution circuits decrease in a direction from the solder ball pads towards the chip pads. The chip assembly is disposed on the chip pads and includes at least two chips with different sizes. The solder balls are disposed on the solder ball pads, and the molding compound at least covers the chip assembly.Type: GrantFiled: April 21, 2021Date of Patent: June 20, 2023Assignee: Unimicron Technology Corp.Inventors: John Hon-Shing Lau, Cheng-Ta Ko, Pu-Ju Lin, Kai-Ming Yang, Chi-Hai Kuo, Chia-Yu Peng, Tzyy-Jang Tseng
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Patent number: 11682658Abstract: A light-emitting package includes an encapsulating member, a plurality of light-emitting components disposed in the encapsulating member, a plurality of first electrode pads, a plurality of second electrode pads, and a plurality of conductive connection structures. The encapsulating member has a first surface and a second surface opposite to each other. Each light-emitting component has a light-emitting surface exposed on the first surface. Both the first electrode pads and the second electrode pads are exposed on the second surface. A first bonding surface of each first electrode pad and a second bonding surface of each second electrode pad are both flush with the second surface. The light-emitting components disposed on the first electrode pads are electrically connected to the first electrode pads. The conductive connection structures passing through the encapsulating member are electrically connected to the light-emitting components and the second electrode pads.Type: GrantFiled: December 17, 2020Date of Patent: June 20, 2023Assignee: Unimicron Technology Corp.Inventors: Kai-Ming Yang, Chen-Hao Lin, Chia-Hao Chang, Tzu-Nien Lee
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Publication number: 20230187598Abstract: A light-emitting diode package structure includes a heat dissipation substrate, a redistribution layer, and multiple light-emitting diodes. The heat dissipation substrate includes multiple copper blocks and a heat-conducting material layer. The copper blocks penetrate the heat-conducting material layer. The redistribution layer is disposed on the heat dissipation substrate and electrically connected to the copper blocks. The light-emitting diodes are disposed. on the redistribution layer and are electrically connected to the redistribution layer. A side of the light-emitting diodes away from the redistribution layer is not in contact with any component.Type: ApplicationFiled: January 25, 2022Publication date: June 15, 2023Applicant: Unimicron Technology Corp.Inventors: Wen-Yu Lin, Kai-Ming Yang
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Patent number: 11678441Abstract: A circuit carrier board structure includes a first substrate, a second substrate, an adhesive layer, and a plurality of contact pads. The first substrate includes a first surface and a second surface, and also includes a plurality of first build-up layers sequentially stacked. The first build-up layers include a first dielectric layer and a first circuit layer. The second substrate includes a third surface and a fourth surface, and also includes a plurality of second build-up layers sequentially stacked. The second build-up layers include a second dielectric layer and a second circuit layer. The second surface is combined to the third surface. The connection pads are on the first surface and electrically connected to the first circuit layer. The first substrate is electrically connected to the second substrate. A manufacturing method of the circuit carrier board structure is also provided.Type: GrantFiled: November 18, 2020Date of Patent: June 13, 2023Assignee: Unimicron Technology Corp.Inventors: Wei-Ti Lin, Chun-Hsien Chien, Chien-Chou Chen, Fu-Yang Chen, Ra-Min Tain
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Publication number: 20230178520Abstract: A light-emitting diode package includes a redistribution layer, a light-emitting diode, a first dielectric layer, a plurality of wavelength conversion structures, and a transparent encapsulant. The light-emitting diode is disposed on and electrically connected to the redistribution layer. The light-emitting diode includes a first light-emitting diode, a second light-emitting diode, and a third light-emitting diode. The first dielectric layer is disposed on the redistribution layer and covers the light-emitting diode. The wavelength conversion structures are disposed on the first dielectric layer and respectively in contact with the second light-emitting diode and the third light-emitting diode. The transparent encapsulant is disposed on the first dielectric layer and covers the plurality of wavelength conversion structures. In addition, a manufacturing method of the light-emitting diode package is provided.Type: ApplicationFiled: January 10, 2022Publication date: June 8, 2023Applicant: Unimicron Technology Corp.Inventors: Wen-Yu Lin, Kai-Ming Yang, Chen-Hao Lin
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Patent number: 11670520Abstract: A packaging method includes steps of: forming first and second wiring layers electrically connected to each other on two opposite surfaces of a substrate; then configuring mother substrate interconnecting bumps on the first wiring layer and along perimeter of a daughter substrate unit, and then cutting along the perimeter of the daughter substrate unit to expose lateral faces of the mother substrate interconnecting bumps and configuring solder materials thereon; then configuring first and second chips on the first and the second wiring layers to form electrical interconnection between the two chips. A package structure enables interconnecting two chips through one single daughter substrate unit with its wiring layers directly connecting with lateral face contacts of the mother carrier substrate through the mother substrate interconnecting bumps.Type: GrantFiled: November 10, 2021Date of Patent: June 6, 2023Assignee: UNIMICRON TECHNOLOGY CORP.Inventors: Jia Shiang Chen, Chung-Yu Lan, Yu-Shen Chen
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Patent number: 11665832Abstract: A circuit board structure includes a first sub-board including a plurality of circuit patterns, a second sub-board including a plurality of pads, and a connecting structure layer having a plurality of through holes and including an insulating layer, first and second adhesive layers, and a plurality of conductive blocks. The first adhesive layer is directly connected to the first sub-board. The second adhesive layer is directly connected to the second sub-board. The through holes penetrate through the first adhesive layer, the insulating layer, and the second adhesive layer. The conductive blocks are located in the through holes. An upper surface and a lower surface of each conductive block are respectively lower than a first surface of the first adhesive layer and a second surface of the second adhesive layer relatively away from the insulating layer. Each circuit pattern contacts the upper surface, and each pad contacts the lower surface.Type: GrantFiled: April 20, 2021Date of Patent: May 30, 2023Assignee: Unimicron Technology Corp.Inventors: John Hon-Shing Lau, Cheng-Ta Ko, Pu-Ju Lin, Chi-Hai Kuo, Kai-Ming Yang, Chia-Yu Peng, Shao-Chien Lee, Tzyy-Jang Tseng
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Publication number: 20230156909Abstract: A circuit board structure includes a first dielectric layer, first and second inner circuit layers, a conductive connection layer, a second dielectric layer, two third dielectric layers, third and fourth inner circuit layers, two conductive through vias, first and second annular retaining walls, two fourth dielectric layers, first and second external circuit layers, and third and fourth annular retaining walls. The conductive through vias penetrate the third and second dielectric layers and electrically connect the third and fourth inner circuit layers. The first and second annular retaining walls surround the conductive through vias and electrically connect the third and first and the fourth and second inner circuit layers. The third and fourth annular retaining walls are respectively disposed in the fourth dielectric layers and electrically connect the first external circuit layer and the third inner circuit layer and the second external circuit layer and the fourth inner circuit layer.Type: ApplicationFiled: July 26, 2022Publication date: May 18, 2023Applicant: Unimicron Technology Corp.Inventor: Shih-Lian Cheng
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Publication number: 20230156908Abstract: A circuit board structure includes a substrate, a third dielectric layer, a fourth dielectric layer, a first external circuit layer, a second external circuit layer, a conductive through hole electrically connected to the first and second external circuit layers, a first annular retaining wall surrounding the conductive through hole, and a second annular retaining wall surrounding the conductive through hole. The first annular retaining wall is electrically connected to the first external circuit layer and a first inner circuit layer. The second annular retaining wall is electrically connected to the second external circuit layer and a second inner circuit layer. A first ground circuit, the first annular retaining wall, and the first inner circuit layer define a first ground path surrounding a first signal circuit. A second ground circuit, the second annular retaining wall, and the second inner circuit layer define a second ground path surrounding a second signal circuit.Type: ApplicationFiled: July 18, 2022Publication date: May 18, 2023Applicant: Unimicron Technology Corp.Inventor: Shih-Lian Cheng