Patents by Inventor Chung-Fa Lee
Chung-Fa Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240314920Abstract: An electronic system is provided. The electronic system includes a base and a semiconductor device. The base having a device-attach region includes a build-up layer structure, a vertical interconnect structure and a first through via. The vertical interconnect structure and the first through via are formed passing through the build-up layer structure and located in the device-attach region. The vertical interconnect structure includes a buried via and a blind via electrically coupled to the buried via. The first through via is a straight through via. The semiconductor device is mounted on the device-attach region of the base.Type: ApplicationFiled: March 5, 2024Publication date: September 19, 2024Inventors: Tso-Ju YI, Chung-Fa LEE
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Publication number: 20240304534Abstract: A substrate structure and a package assembly with the substrate structure are provided. The substrate structure includes a first trace, a second trace, a first through-hole via (THV), a second THV formed in a build-up layer and a bridge trace. The first trace includes a first pad portion and a second pad portion separated from the first pad portion and arranged near a corner of the first pad portion. The first THV passes through the first pad portion and the second THV passes through the second pad portion. The first bridge trace formed in the substrate structure and thermally connected to the second THV and the first THV.Type: ApplicationFiled: March 4, 2024Publication date: September 12, 2024Inventors: Shu-Wei HSIAO, Chung-Fa LEE
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Patent number: 11967570Abstract: A semiconductor package includes a base comprising a top surface and a bottom surface that is opposite to the top surface; a first semiconductor chip mounted on the top surface of the base in a flip-chip manner; a second semiconductor chip stacked on the first semiconductor chip and electrically coupled to the base by wire bonding; an in-package heat dissipating element comprising a dummy silicon die adhered onto the second semiconductor chip by using a high-thermal conductive die attach film; and a molding compound encapsulating the first semiconductor die, the second semiconductor die, and the in-package heat dissipating element.Type: GrantFiled: March 4, 2022Date of Patent: April 23, 2024Assignee: MediaTek Inc.Inventors: Chia-Hao Hsu, Tai-Yu Chen, Shiann-Tsong Tsai, Hsing-Chih Liu, Yao-Pang Hsu, Chi-Yuan Chen, Chung-Fa Lee
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Patent number: 11705413Abstract: A semiconductor package including a base comprising an upper surface and a lower surface that is opposite to the upper surface; a radio-frequency (RF) module embedded near the upper surface of the base; an integrated circuit (IC) die mounted on the lower surface of the base in a flip-chip manner so that a backside of the IC die is available for heat dissipation; a plurality of conductive structures disposed on the lower surface of the base and arranged around the IC die; and a metal thermal interface layer comprising a backside metal layer that is in contact with the backside of the IC die, and a solder paste conformally printed on the backside metal layer.Type: GrantFiled: December 14, 2021Date of Patent: July 18, 2023Assignee: MEDIATEK INC.Inventors: Chia-Hao Hsu, Tai-Yu Chen, Shiann-Tsong Tsai, Hsing-Chih Liu, Yao-Pang Hsu, Chi-Yuan Chen, Chung-Fa Lee
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Publication number: 20220285297Abstract: A semiconductor package includes a base comprising a top surface and a bottom surface that is opposite to the top surface; a first semiconductor chip mounted on the top surface of the base in a flip-chip manner; a second semiconductor chip stacked on the first semiconductor chip and electrically coupled to the base by wire bonding; an in-package heat dissipating element comprising a dummy silicon die adhered onto the second semiconductor chip by using a high-thermal conductive die attach film; and a molding compound encapsulating the first semiconductor die, the second semiconductor die, and the in-package heat dissipating element.Type: ApplicationFiled: March 4, 2022Publication date: September 8, 2022Applicant: MediaTek Inc.Inventors: Chia-Hao Hsu, Tai-Yu Chen, Shiann-Tsong Tsai, Hsing-Chih Liu, Yao-Pang Hsu, Chi-Yuan Chen, Chung-Fa Lee
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Patent number: 11302657Abstract: A semiconductor package includes a base comprising a top surface and a bottom surface that is opposite to the top surface; a first semiconductor chip mounted on the top surface of the base in a flip-chip manner; a second semiconductor chip stacked on the first semiconductor chip and electrically coupled to the base by wire bonding; an in-package heat dissipating element comprising a dummy silicon die adhered onto the second semiconductor chip by using a high-thermal conductive die attach film; and a molding compound encapsulating the first semiconductor die, the second semiconductor die, and the in-package heat dissipating element.Type: GrantFiled: February 27, 2020Date of Patent: April 12, 2022Assignee: MediaTek Inc.Inventors: Chia-Hao Hsu, Tai-Yu Chen, Shiann-Tsong Tsai, Hsing-Chih Liu, Yao-Pang Hsu, Chi-Yuan Chen, Chung-Fa Lee
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Publication number: 20220102297Abstract: A semiconductor package including a base comprising an upper surface and a lower surface that is opposite to the upper surface; a radio-frequency (RF) module embedded near the upper surface of the base; an integrated circuit (IC) die mounted on the lower surface of the base in a flip-chip manner so that a backside of the IC die is available for heat dissipation; a plurality of conductive structures disposed on the lower surface of the base and arranged around the IC die; and a metal thermal interface layer comprising a backside metal layer that is in contact with the backside of the IC die, and a solder paste conformally printed on the backside metal layer.Type: ApplicationFiled: December 14, 2021Publication date: March 31, 2022Applicant: MEDIATEK INC.Inventors: Chia-Hao Hsu, Tai-Yu Chen, Shiann-Tsong Tsai, Hsing-Chih Liu, Yao-Pang Hsu, Chi-Yuan Chen, Chung-Fa Lee
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Patent number: 11227846Abstract: A semiconductor package includes a base having an upper surface and a lower surface opposite to the upper surface. An antenna array structure is embedded at the upper surface of the base. An IC die is mounted on the lower surface of the base in a flip-chip manner so that a backside of the IC die is available for heat dissipation. Solder ball pads are disposed on the lower surface of the base and arranged around the IC die. The semiconductor package further includes a metal thermal interface layer having a backside metal layer that is in direct contact with the backside of the IC die, and a solder paste conformally printed on the backside metal layer.Type: GrantFiled: January 14, 2020Date of Patent: January 18, 2022Assignee: MEDIATEK INC.Inventors: Chia-Hao Hsu, Tai-Yu Chen, Shiann-Tsong Tsai, Hsing-Chih Liu, Yao-Pang Hsu, Chi-Yuan Chen, Chung-Fa Lee
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Publication number: 20200243464Abstract: A semiconductor package includes a base comprising a top surface and a bottom surface that is opposite to the top surface; a first semiconductor chip mounted on the top surface of the base in a flip-chip manner; a second semiconductor chip stacked on the first semiconductor chip and electrically coupled to the base by wire bonding; an in-package heat dissipating element comprising a dummy silicon die adhered onto the second semiconductor chip by using a high-thermal conductive die attach film; and a molding compound encapsulating the first semiconductor die, the second semiconductor die, and the in-package heat dissipating element.Type: ApplicationFiled: February 27, 2020Publication date: July 30, 2020Inventors: Chia-Hao Hsu, Tai-Yu Chen, Shiann-Tsong Tsai, Hsing-Chih Liu, Yao-Pang Hsu, Chi-Yuan Chen, Chung-Fa Lee
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Publication number: 20200243462Abstract: A semiconductor package includes a base having an upper surface and a lower surface opposite to the upper surface. An antenna array structure is embedded at the upper surface of the base. An IC die is mounted on the lower surface of the base in a flip-chip manner so that a backside of the IC die is available for heat dissipation. Solder ball pads are disposed on the lower surface of the base and arranged around the IC die. The semiconductor package further includes a metal thermal interface layer having a backside metal layer that is in direct contact with the backside of the IC die, and a solder paste conformally printed on the backside metal layer.Type: ApplicationFiled: January 14, 2020Publication date: July 30, 2020Inventors: Chia-Hao Hsu, Tai-Yu Chen, Shiann-Tsong Tsai, Hsing-Chih Liu, Yao-Pang Hsu, Chi-Yuan Chen, Chung-Fa Lee
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Patent number: 9252068Abstract: A semiconductor package with reduced warpage problem is provided, including: a circuit board, having opposing first and second surfaces; a semiconductor chip, formed over a center portion of the first surface of the circuit board; a spacer, formed over a center portion of the semiconductor chip, having a second cross sectional dimension less than that of the first cross sectional dimension; a non-planar shaped heat spreading layer, formed over the spacer; an encapsulant layer, formed, over the circuit board, filling spaces between the non-planar shaped heat spreading layer and the circuit board; and a plurality of solder balls, formed over the second surface of the circuit board.Type: GrantFiled: February 2, 2015Date of Patent: February 2, 2016Assignee: MEDIATEK INC.Inventors: Tai-Yu Chen, Chung-Fa Lee, Wen-Sung Hsu, Shih-Chin Lin
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Patent number: 9184107Abstract: A semiconductor package with reduced warpage problem is provided, including: a circuit board, having opposing first and second surfaces; a semiconductor chip, formed over a center portion of the first surface of the circuit board, having a first cross sectional dimension; a spacer, formed over a center portion of the semiconductor chip, having a second cross sectional dimension less than that of the first cross sectional dimension; an encapsulant layer, formed over the circuit board, covering the semiconductor chip and surrounding the spacer; a heat spreading layer, formed over the encapsulant layer and the spacer; and a plurality of solder balls, formed over the second surface of the circuit board, wherein a ratio between the first cross sectional dimension and the second cross sectional dimension is about 1:2-1:6.Type: GrantFiled: December 30, 2014Date of Patent: November 10, 2015Assignee: MEDIATEK INC.Inventors: Tai-Yu Chen, Chung-Fa Lee, Wen-Sung Hsu, Shih-Chin Lin
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Publication number: 20150145113Abstract: A semiconductor package with reduced warpage problem is provided, including: a circuit board, having opposing first and second surfaces; a semiconductor chip, formed over a center portion of the first surface of the circuit board; a spacer, formed over a center portion of the semiconductor chip, having a second cross sectional dimension less than that of the first cross sectional dimension; a non-planar shaped heat spreading layer, formed over the spacer; an encapsulant layer, formed, over the circuit board, filling spaces between the non-planar shaped heat spreading layer and the circuit board; and a plurality of solder balls, formed over the second surface of the circuit board.Type: ApplicationFiled: February 2, 2015Publication date: May 28, 2015Inventors: Tai-Yu CHEN, Chung-Fa LEE, Wen-Sung HSU, Shih-Chin LIN
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Publication number: 20150115429Abstract: A semiconductor package with reduced warpage problem is provided, including: a circuit board, having opposing first and second surfaces; a semiconductor chip, formed over a center portion of the first surface of the circuit board, having a first cross sectional dimension; a spacer, formed over a center portion of the semiconductor chip, having a second cross sectional dimension less than that of the first cross sectional dimension; an encapsulant layer, formed over the circuit board, covering the semiconductor chip and surrounding the spacer; a heat spreading layer, formed over the encapsulant layer and the spacer; and a plurality of solder balls, formed over the second surface of the circuit board, wherein a ratio between the first cross sectional dimension and the second cross sectional dimension is about 1:2-1:6.Type: ApplicationFiled: December 30, 2014Publication date: April 30, 2015Inventors: Tai-Yu CHEN, Chung-Fa LEE, Wen-Sung HSU, Shih-Chin LIN
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Patent number: 9000581Abstract: A semiconductor package with reduced warpage problem is provided, including: a circuit board, having opposing first and second surfaces; a semiconductor chip, formed over a center portion of the first surface of the circuit board, having a first cross sectional dimension; a spacer, formed over a center portion of the semiconductor chip, having a second cross sectional dimension less than that of the first cross sectional dimension; an encapsulant layer, formed over the circuit board, covering the semiconductor chip and surrounding the spacer; a heat spreading layer, formed over the encapsulant layer and the spacer; and a plurality of solder balls, formed over the second surface of the circuit board.Type: GrantFiled: May 17, 2013Date of Patent: April 7, 2015Assignee: MediaTek Inc.Inventors: Tai-Yu Chen, Chung-Fa Lee, Wen-Sung Hsu, Shih-Chin Lin
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Publication number: 20130313698Abstract: A semiconductor package with reduced warpage problem is provided, including: a circuit board, having opposing first and second surfaces; a semiconductor chip, formed over a center portion of the first surface of the circuit board, having a first cross sectional dimension; a spacer, formed over a center portion of the semiconductor chip, having a second cross sectional dimension less than that of the first cross sectional dimension; an encapsulant layer, formed over the circuit board, covering the semiconductor chip and surrounding the spacer; a heat spreading layer, formed over the encapsulant layer and the spacer; and a plurality of solder balls, formed over the second surface of the circuit board.Type: ApplicationFiled: May 17, 2013Publication date: November 28, 2013Applicant: MediaTek Inc.Inventors: Tai-Yu CHEN, Chung-Fa LEE, Wen-Sung HSU, Shih-Chin LIN
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Publication number: 20090194252Abstract: A heat dissipation module includes a heat sink, a two-phase heat exchange device and a supporting element. The two-phase heat exchange device is located between the supporting element and the heat sink. The supporting element receives the two-phase heat exchange device, and the supporting element has a main body including a bottom part and at least two sidewall parts. An accommodating space is formed by the bottom part and the sidewall parts of the main body of the supporting element to receive the two-phase heat exchange device, and the received two-phase heat exchange device is attached to the bottom part of the main body of the supporting element. The two-phase heat exchange device is located and sandwiched between the supporting element and the heat sink.Type: ApplicationFiled: September 30, 2008Publication date: August 6, 2009Inventors: Cheng-Chih LEE, Chung-Fa Lee, Yu-Hung Huang, Chin-Ming Chen