Patents by Inventor Chin-Chuan Chang

Chin-Chuan Chang 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).

  • Publication number: 20240128157
    Abstract: A method includes forming a set of through-vias in a substrate, the set of through-vias partially penetrating a thickness of the substrate. First connectors are formed over the set of through-vias on a first side of the substrate. The first side of the substrate is attached to a carrier. The substrate is thinned from the second side to expose the set of through-vias. Second connectors are formed over the set of through-vias on the second side of the substrate. A device die is bonded to the second connectors. The substrate is singulated into multiple packages.
    Type: Application
    Filed: July 25, 2022
    Publication date: April 18, 2024
    Inventors: Chin-Chuan Chang, Szu-Wei Lu, Chen-Hua Yu
  • Patent number: 11962847
    Abstract: A channel hiatus correction method for an HDMI device is provided. A recovery code from scrambled data of the stream is obtained. A liner feedback shift register (LFSR) value of channels of the HDMI port is obtained based on the recovery code and the scrambled data of the stream. The stream is de-scrambled according to the LFSR value of the channels of the HDMI port. Video data is displayed according to the de-scrambled stream.
    Type: Grant
    Filed: November 9, 2022
    Date of Patent: April 16, 2024
    Assignee: MEDIATEK INC.
    Inventors: Chia-Hao Chang, You-Tsai Jeng, Kai-Wen Yeh, Yi-Cheng Chen, Te-Chuan Wang, Kai-Wen Cheng, Chin-Lung Lin, Tai-Lai Tung, Ko-Yin Lai
  • Publication number: 20240113199
    Abstract: A method of manufacturing a semiconductor device includes forming a gate electrode structure over a channel region, wherein the gate electrode structure includes a gate dielectric layer disposed over the first channel region, a gate electrode disposed over the gate dielectric layer, and insulating spacers disposed over opposing sidewalls of the gate electrode, wherein the gate dielectric layer is disposed over opposing sidewalls of the gate electrode. An interlayer dielectric layer is formed over opposing sidewalls of the insulating spacers. The insulating spacers are removed from an upper portion of the opposing sidewalls of the gate electrode to form trenches between the opposing sidewalls of the upper portion of the gate electrode and the interlayer dielectric layer, and the trenches are filled with an insulating material.
    Type: Application
    Filed: February 7, 2023
    Publication date: April 4, 2024
    Inventors: Jia-Chuan YOU, Chia-Hao Chang, Kuo-Cheng Chiang, Chin-Hao Wang
  • Patent number: 11948930
    Abstract: A method includes forming a set of through-vias in a substrate, the set of through-vias partially penetrating a thickness of the substrate. First connectors are formed over the set of through-vias on a first side of the substrate. The first side of the substrate is attached to a carrier. The substrate is thinned from the second side to expose the set of through-vias. Second connectors are formed over the set of through-vias on the second side of the substrate. A device die is bonded to the second connectors. The substrate is singulated into multiple packages.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: April 2, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chin-Chuan Chang, Szu-Wei Lu, Chen-Hua Yu
  • Publication number: 20240105629
    Abstract: A semiconductor package includes a first semiconductor die, a second semiconductor die, a semiconductor bridge, an integrated passive device, a first redistribution layer, and connective terminals. The second semiconductor die is disposed beside the first semiconductor die. The semiconductor bridge electrically connects the first semiconductor die with the second semiconductor die. The integrated passive device is electrically connected to the first semiconductor die. The first redistribution layer is disposed over the semiconductor bridge. The connective terminals are disposed on the first redistribution layer, on an opposite side with respect to the semiconductor bridge. The first redistribution layer is interposed between the integrated passive device and the connective terminals.
    Type: Application
    Filed: November 30, 2023
    Publication date: March 28, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hsuan Tsai, Chin-Chuan Chang, Szu-Wei Lu, Tsung-Fu Tsai
  • Publication number: 20240087964
    Abstract: An apparatus for detecting an endpoint of a grinding process includes a connecting device, a timer and a controller. The connecting device is connected to a sensor that periodically senses an interface of a reconstructed wafer comprising a plurality of dies of at least two types to generate a thickness signal comprising thicknesses from a surface of an insulating layer of the reconstructed wafer to the interface of the reconstructed wafer. The timer is configured to generate a clock signal having a plurality of pulses with a time interval. The controller is coupled to the sensor and the timer, and configured to filter the thickness signal according to the clock signal to output a thickness extremum among the thicknesses in the thickness signal within each time interval, wherein the thickness signal after the filtering is used to determine the endpoint of the grinding process being performed on the reconstructed wafer.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 14, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Chao Mao, Chin-Chuan Chang, Szu-Wei Lu
  • Patent number: 11929261
    Abstract: A method includes forming a set of through-vias in a substrate, the set of through-vias partially penetrating a thickness of the substrate. First connectors are formed over the set of through-vias on a first side of the substrate. The substrate is singulated to form dies. The first side of the dies are attached to a carrier. The dies are thinned from the second side to expose the set of through-vias. Second connectors are formed over the set of through-vias on the second side of the dies. A device die is bonded to the second connectors. The dies and device dies are singulated into multiple packages.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: March 12, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chin-Chuan Chang, Szu-Wei Lu, Chen-Hua Yu
  • Publication number: 20240021491
    Abstract: A semiconductor device includes a first integrated circuit die and a second integrated circuit die. The first integrated circuit die includes a conductive paste on a first surface of the first integrated circuit die, wherein the conductive paste is in direct contact with the first surface of the first integrated circuit die. The second integrated circuit die is disposed aside the first integrated circuit die, wherein a surface of the conductive paste is substantially coplanar with a surface of the second integrated circuit die.
    Type: Application
    Filed: July 17, 2022
    Publication date: January 18, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hsuan Tsai, Tsung-Fu Tsai, Hung-Chih Chen, Chin-Chuan Chang
  • Patent number: 11862523
    Abstract: An apparatus for detecting an endpoint of a grinding process includes a connecting device, a timer and a controller. The connecting device is connected to a sensor that periodically senses an interface of a reconstructed wafer comprising a plurality of dies of at least two types to generate a thickness signal comprising thicknesses from a surface of an insulating layer of the reconstructed wafer to the interface of the reconstructed wafer. The timer is configured to generate a clock signal having a plurality of pulses with a time interval. The controller is coupled to the sensor and the timer, and configured to filter the thickness signal according to the clock signal to output a thickness extremum among the thicknesses in the thickness signal within each time interval, wherein the thickness signal after the filtering is used to determine the endpoint of the grinding process being performed on the reconstructed wafer.
    Type: Grant
    Filed: March 28, 2021
    Date of Patent: January 2, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Chao Mao, Chin-Chuan Chang, Szu-Wei Lu
  • Patent number: 11854984
    Abstract: A semiconductor package includes a first semiconductor die, a second semiconductor die, a semiconductor bridge, an integrated passive device, a first redistribution layer, and connective terminals. The second semiconductor die is disposed beside the first semiconductor die. The semiconductor bridge electrically connects the first semiconductor die with the second semiconductor die. The integrated passive device is electrically connected to the first semiconductor die. The first redistribution layer is disposed over the semiconductor bridge. The connective terminals are disposed on the first redistribution layer, on an opposite side with respect to the semiconductor bridge. The first redistribution layer is interposed between the integrated passive device and the connective terminals.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: December 26, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hsuan Tsai, Chin-Chuan Chang, Szu-Wei Lu, Tsung-Fu Tsai
  • Publication number: 20230260918
    Abstract: A package structure is provided. The package structure includes a first redistribution structure and an interposer over the first redistribution structure. The interposer includes a through via electrically connected to the first redistribution structure and a conductive pillar over the through via. The package structure also includes a first molding compound layer surrounding the interposer. The package structure further includes a second redistribution structure over the first molding compound layer and electrically connected to the conductive pillar. The package structure also includes a semiconductor die over and electrically connected to the second redistribution structure.
    Type: Application
    Filed: April 26, 2023
    Publication date: August 17, 2023
    Inventors: Chin-Chuan CHANG, Szu-Wei LU
  • Patent number: 11728190
    Abstract: A system for thinning a substrate includes a chuck and a first liquid supply unit. The chuck includes a base portion and a frame portion disposed on the base portion, where the substrate is configured to be placed on a carrying surface of the chuck. The first liquid supply unit extends along sidewalls the frame portion and the base portion, an outlet of the first liquid supply unit is disposed next to the carrying surface of the chuck, the first liquid supply unit delivers a first liquid from a bottom of the chuck to the outlet, and the first liquid discharges from the outlet to cover a sidewall of the substrate.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: August 15, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Chao Mao, Chin-Chuan Chang, Szu-Wei Lu
  • Publication number: 20230197653
    Abstract: An integrated circuit structure is provided. The integrated circuit structure includes a die that contains a substrate, an interconnection structure, active connectors and dummy connectors. The interconnection structure is disposed over the substrate. The active connectors and the dummy connectors are disposed over the interconnection structure. The active connectors are electrically connected to the interconnection structure, and the dummy connectors are electrically insulated from the interconnection structure.
    Type: Application
    Filed: February 22, 2023
    Publication date: June 22, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Chao Mao, Chin-Chuan Chang, Szu-Wei Lu, Kun-Tong Tsai, Hung-Chih Chen
  • Patent number: 11670597
    Abstract: A method for forming a package structure is provided. The method includes forming a first molding compound layer surrounding a first interposer. The method also includes forming a first redistribution structure over a first side of the first interposer and the first molding compound layer. The method also includes bonding a first semiconductor die and a second semiconductor die to the first redistribution structure through a plurality of first connectors. The method also includes bonding a surface-mount device (SMD) to the first redistribution structure through a second connector. The method also includes forming a second redistribution structure over a second side of the first interposer opposite the first side of the first interposer. A top surface of the surface-mount device (SMD) is lower than top surfaces of the first semiconductor die and the second semiconductor die.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: June 6, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chin-Chuan Chang, Szu-Wei Lu
  • Patent number: 11616034
    Abstract: An integrated circuit structure is provided. The integrated circuit structure includes a die that contains a substrate, an interconnection structure, active connectors and dummy connectors. The interconnection structure is disposed over the substrate. The active connectors and the dummy connectors are disposed over the interconnection structure. The active connectors are electrically connected to the interconnection structure, and the dummy connectors are electrically insulated from the interconnection structure.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: March 28, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Chao Mao, Chin-Chuan Chang, Szu-Wei Lu, Kun-Tong Tsai, Hung-Chih Chen
  • Publication number: 20220384212
    Abstract: A method includes forming a set of through-vias in a substrate, the set of through-vias partially penetrating a thickness of the substrate. First connectors are formed over the set of through-vias on a first side of the substrate. The substrate is singulated to form dies. The first side of the dies are attached to a carrier. The dies are thinned from the second side to expose the set of through-vias. Second connectors are formed over the set of through-vias on the second side of the dies. A device die is bonded to the second connectors. The dies and device dies are singulated into multiple packages. Corresponding structures result from these methods.
    Type: Application
    Filed: August 9, 2022
    Publication date: December 1, 2022
    Inventors: Chin-Chuan Chang, Szu-Wei Lu, Chen-Hua Yu
  • Patent number: 11515288
    Abstract: A method includes providing a die having a contact pad on a top surface and forming a conductive protective layer over the die and covering the contact pad. A molding compound is formed over the die and the conductive protective layer. The conductive protective layer is exposed using a laser drilling process. A redistribution layer (RDL) is formed over the die. The RDL is electrically connected to the contact pad through the conductive protective layer.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: November 29, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chin-Chuan Chang, Tsei-Chung Fu, Jing-Cheng Lin
  • Publication number: 20220375826
    Abstract: A method includes forming a set of through-vias in a substrate, the set of through-vias partially penetrating a thickness of the substrate. First connectors are formed over the set of through-vias on a first side of the substrate. The first side of the substrate is attached to a carrier. The substrate is thinned from the second side to expose the set of through-vias. Second connectors are formed over the set of through-vias on the second side of the substrate. A device die is bonded to the second connectors. The substrate is singulated into multiple packages.
    Type: Application
    Filed: July 25, 2022
    Publication date: November 24, 2022
    Inventors: Chin-Chuan Chang, Szu-Wei Lu, Chen-Hua Yu
  • Publication number: 20220359470
    Abstract: A method includes attaching a first-level device die to a dummy die, encapsulating the first-level device die in a first encapsulating material, forming through-vias over and electrically coupled to the first-level device die, attaching a second-level device die over the first-level device die, and encapsulating the through-vias and the second-level device die in a second encapsulating material. Redistribution lines are formed over and electrically coupled to the through-vias and the second-level device die. The dummy die, the first-level device die, the first encapsulating material, the second-level device die, and the second encapsulating material form parts of a composite wafer.
    Type: Application
    Filed: July 27, 2022
    Publication date: November 10, 2022
    Inventors: Chen-Hua Yu, An-Jhih Su, Wei-Yu Chen, Ying-Ju Chen, Tsung-Shu Lin, Chin-Chuan Chang, Hsien-Wei Chen, Wei-Cheng Wu, Li-Hsien Huang, Chi-Hsi Wu, Der-Chyang Yeh
  • Patent number: 11469218
    Abstract: A method includes attaching a first-level device die to a dummy die, encapsulating the first-level device die in a first encapsulating material, forming through-vias over and electrically coupled to the first-level device die, attaching a second-level device die over the first-level device die, and encapsulating the through-vias and the second-level device die in a second encapsulating material. Redistribution lines are formed over and electrically coupled to the through-vias and the second-level device die. The dummy die, the first-level device die, the first encapsulating material, the second-level device die, and the second encapsulating material form parts of a composite wafer.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: October 11, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chen-Hua Yu, An-Jhih Su, Wei-Yu Chen, Ying-Ju Chen, Tsung-Shu Lin, Chin-Chuan Chang, Hsien-Wei Chen, Wei-Cheng Wu, Li-Hsien Huang, Chi-Hsi Wu, Der-Chyang Yeh