Patents by Inventor Chung-Yi Yu
Chung-Yi Yu 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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Patent number: 12278139Abstract: A manufacturing method of a semiconductor device includes at least the following steps. A sacrificial substrate is provided. An epitaxial layer is formed on the sacrificial substrate. An etch stop layer is formed on the epitaxial layer. Carbon atoms are implanted into the etch stop layer. A capping layer and a device layer are formed on the etch stop layer. A handle substrate is bonded to the device layer. The sacrificial substrate, the epitaxial layer, and the etch stop layer having the carbon atoms are removed from the handle substrate.Type: GrantFiled: August 1, 2023Date of Patent: April 15, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chi-Ming Chen, Kuei-Ming Chen, Po-Chun Liu, Chung-Yi Yu, Chia-Shiung Tsai
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Patent number: 12272716Abstract: In some embodiments, a method for forming a semiconductor device is provided. The method includes etching a substrate to form a recess within a surface of the substrate. An epitaxial material is formed within the recess, a capping structure is formed on the epitaxial material, and a capping layer is formed onto the capping structure. The capping layer laterally extends past an outermost sidewall of the capping structure. Dopants are implanted into the epitaxial material. Implanting the dopants into the epitaxial material forms a first doped region having a first doping type and a second doped region having a second doping type.Type: GrantFiled: July 21, 2023Date of Patent: April 8, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Po-Chun Liu, Chung-Yi Yu, Eugene Chen
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Publication number: 20250105137Abstract: Various embodiments of the present application are directed towards an integrated chip structure. The integrated chip structure includes a bottom electrode over a substrate, a top electrode over the bottom electrode, and a capacitor insulator structure between the bottom electrode and the top electrode. The capacitor insulator structure includes a first dielectric layer, a second dielectric layer over the first dielectric layer, and a third dielectric layer over the second dielectric layer. The first dielectric layer includes a first dielectric material. The second dielectric layer includes a second dielectric material that is different than the first dielectric material. The second dielectric material is an amorphous solid. The third dielectric layer includes the first dielectric material.Type: ApplicationFiled: December 9, 2024Publication date: March 27, 2025Inventors: Hsing-Lien Lin, Cheng-Te Lee, Rei-Lin Chu, Chii-Ming Wu, Yeur-Luen Tu, Chung-Yi Yu
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Patent number: 12230585Abstract: Various embodiments of the present disclosure are directed towards a method for forming an integrated chip. An alignment process is performed on a first semiconductor workpiece and a second semiconductor workpiece by virtue of a plurality of workpiece pins. The first semiconductor workpiece is bonded to the second semiconductor workpiece. A shift value is determined between the first and second semiconductor workpieces by virtue of a first plurality of alignment marks on the first semiconductor workpiece and a second plurality of alignment marks on the second semiconductor workpiece. A layer of an integrated circuit (IC) structure is formed over the second semiconductor workpiece based at least in part on the shift value.Type: GrantFiled: January 24, 2024Date of Patent: February 18, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Yeong-Jyh Lin, Ching I Li, De-Yang Chiou, Sz-Fan Chen, Han-Jui Hu, Ching-Hung Wang, Ru-Liang Lee, Chung-Yi Yu
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Patent number: 12199029Abstract: Various embodiments of the present application are directed towards a metal-insulator-metal (MIM) capacitor. The MIM capacitor comprises a bottom electrode disposed over a semiconductor substrate. A top electrode is disposed over and overlies the bottom electrode. A capacitor insulator structure is disposed between the bottom electrode and the top electrode. The capacitor insulator structure comprises at least three dielectric structures vertically stacked upon each other. A bottom half of the capacitor insulator structure is a mirror image of a top half of the capacitor insulator structure in terms of dielectric materials of the dielectric structures.Type: GrantFiled: July 18, 2022Date of Patent: January 14, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsing-Lien Lin, Cheng-Te Lee, Rei-Lin Chu, Chii-Ming Wu, Yeur-Luen Tu, Chung-Yi Yu
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Publication number: 20250014984Abstract: In some implementations described herein, a capacitor structure may include a metal-insulator-metal structure in which work function metal layers are included between the insulator layer of the capacitor structure and the conductive electrode layers of the capacitor structure. The work function metal layers may enable high-k dielectric materials to be used for the insulator layer in that the work function metal layers may provide an increased electron barrier height between the insulator layer and the conductive electrode layers, which may increase the breakdown voltage and may reduce the current leakage for the capacitor structure.Type: ApplicationFiled: July 3, 2023Publication date: January 9, 2025Inventors: Bi-Shen LEE, Chia-Hua LIN, Hai-Dang TRINH, Chung-Yi YU, Cheng-Yuan TSAI
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Patent number: 12148706Abstract: Various embodiments of the present disclosure are directed towards an integrated circuit (IC) chip comprising a semiconductor device that is inverted and that overlies a dielectric region inset into a top of a semiconductor substrate. An interconnect structure overlies the semiconductor substrate and the dielectric region and further comprises an intermetal dielectric (IMD) layer. The IMD layer is bonded to the top of the semiconductor substrate and accommodates a pad. A semiconductor layer overlies the interconnect structure, and the semiconductor device is in the semiconductor layer, between the semiconductor layer and the interconnect structure. The semiconductor device comprises a first source/drain electrode overlying the dielectric region and further overlying and electrically coupled to the pad. The dielectric region reduces substrate capacitance to decrease substrate power loss and may, for example, be a cavity or a dielectric layer. A contact extends through the semiconductor layer to the pad.Type: GrantFiled: April 18, 2023Date of Patent: November 19, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Xin-Hua Huang, Chung-Yi Yu, Kuei-Ming Chen
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Publication number: 20240381793Abstract: Various embodiments of the present disclosure are directed towards an integrated chip including a bottom electrode over a substrate. A top electrode overlies the bottom electrode. A capping structure is disposed between the top electrode and the bottom electrode. The capping structure comprises a diffusion barrier layer vertically stacked with a metal layer. A switching structure is disposed between the bottom electrode and the capping structure. The switching structure comprises a dielectric layer on the bottom electrode and a first oxygen affinity layer on the dielectric layer. A first Gibbs free energy of the first oxygen affinity layer is less than a second Gibbs free energy of the dielectric layer. A first difference between the first Gibbs free energy and the second Gibbs free energy is less than ?100 kJ/mol.Type: ApplicationFiled: January 29, 2024Publication date: November 14, 2024Inventors: Fa-Shen Jiang, Hai-Dang Trinh, Cheng-Yuan Tsai, Chung-Yi Yu
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Publication number: 20240379570Abstract: Various embodiments of the present disclosure are directed towards an integrated circuit (IC) chip comprising a semiconductor device that is inverted and that overlies a dielectric region inset into a top of a semiconductor substrate. An interconnect structure overlies the semiconductor substrate and the dielectric region and further comprises an intermetal dielectric (IMD) layer. The IMD layer is bonded to the top of the semiconductor substrate and accommodates a pad. A semiconductor layer overlies the interconnect structure, and the semiconductor device is in the semiconductor layer, between the semiconductor layer and the interconnect structure. The semiconductor device comprises a first source/drain electrode overlying the dielectric region and further overlying and electrically coupled to the pad. The dielectric region reduces substrate capacitance to decrease substrate power loss and may, for example, be a cavity or a dielectric layer. A contact extends through the semiconductor layer to the pad.Type: ApplicationFiled: July 23, 2024Publication date: November 14, 2024Inventors: Xin-Hua Huang, Chung-Yi Yu, Kuei-Ming Chen
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Publication number: 20240379724Abstract: In some embodiments, a semiconductor device is provided. The semiconductor device includes an epitaxial structure disposed on a semiconductor substrate. A photodetector is disposed at least partially in the epitaxial structure. A first capping layer is disposed on the semiconductor substrate and covers the epitaxial structure. A second capping layer is disposed vertically between the first capping layer and the epitaxial structure. The first capping layer extends laterally past outermost sidewalls of the epitaxial structure and the second capping layer.Type: ApplicationFiled: July 25, 2024Publication date: November 14, 2024Inventors: Po-Chun Liu, Chung-Yi Yu, Eugene Chen
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Publication number: 20240339422Abstract: Some implementations described herein provide techniques and apparatuses for forming a stacked die product including two or more integrated circuit dies. A bond interface between two integrated circuit dies that are included in the stacked die product includes a layered structure. As part of the layered structure, respective layers of a sealant material are directly on co-facing surfaces of the two integrated circuit dies. The layered structure further includes one or more bonding layers between the respective layers of the sealant material that are directly on the co-facing surfaces of the two integrated circuit dies. The layered structure may reduce lateral stresses throughout the bond interface to reduce a likelihood of warpage of the two integrated circuit dies.Type: ApplicationFiled: April 10, 2023Publication date: October 10, 2024Inventors: Che Wei YANG, Kuo-Ming WU, Sheng-Chau CHEN, Cheng-Yuan TSAI, Hau-Yi HSIAO, Chung-Yi YU
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Publication number: 20240332026Abstract: A substrate grinding tool is configured to remove material from a semiconductor substrate in a grinding operation. In the grinding operation, the substrate grinding tool uses a combination of mechanical grinding and a chemical etchant to remove material from the semiconductor substrate. The chemical etchant may be heated to a high temperature, which may increase the etch rate of the chemical etchant. The use of the combination of mechanical grinding and the chemical etchant may increase the grinding rate of the substrate grinding tool for grinding semiconductor substrates, may reduce surface roughness for semiconductor substrates that are processed by the substrate grinding tool, and/or may reduce surface damage for semiconductor substrates that are processed by the substrate grinding tool, among other examples.Type: ApplicationFiled: May 31, 2023Publication date: October 3, 2024Inventors: Chi-Fan CHEN, Chun-Kai LAN, Zhen Yu GUAN, Hsun-Chung KUANG, Cheng-Yuan TSAI, Chung-Yi YU
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Publication number: 20240292757Abstract: The present disclosure, in some embodiments, relates to a device. The device includes a first electrode on a substrate, a piezoelectric layer on the first electrode, and a second electrode on the piezoelectric layer. A layer of hydrogen getter material is disposed on the first electrode and is separated from the piezoelectric layer by the first electrode. The layer of hydrogen getter material laterally extends past opposing outermost sidewalls of the first electrode, as viewed in a cross-sectional view.Type: ApplicationFiled: April 30, 2024Publication date: August 29, 2024Inventors: Chih-Ming Chen, Chung-Yi Yu
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Publication number: 20240243174Abstract: Various embodiments of the present disclosure are directed towards an integrated chip including a first transistor on a semiconductor substrate. The first transistor includes a first gate structure over the semiconductor substrate, a first pair of source/drain regions on opposing sides of the first gate structure, and a pair of diffusion barrier structures between the first pair of source/drain regions and a lower region of the semiconductor substrate. The first pair of source/drain regions comprise a first dopant. The diffusion barrier structures are co-doped with the first dopant and a second dopant different from the first dopant. A doping concentration of the first dopant within the first pair of source/drain regions is greater than a doping concentration of the first dopant within the diffusion barrier structures.Type: ApplicationFiled: February 9, 2024Publication date: July 18, 2024Inventors: Kuei-Ming Chen, Chi-Ming Chen, Chung-Yi Yu
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Patent number: 12010918Abstract: The present disclosure relates to a method of forming a device. The method includes depositing a first layer of getter material on a substrate. A first electrode is formed in a first conductive layer deposited on the first layer of getter material. An insulator element is formed in a piezoelectric layer deposited on the first electrode. A second electrode is formed in a second conductive layer deposited on the insulator element. A first input-output electrode is formed to be conductively connected to the first layer of getter material and a second input-output electrode is formed to be conductively connected to the second electrode.Type: GrantFiled: June 29, 2022Date of Patent: June 11, 2024Assignee: Taiwan Semiconductor Manaufacturing Company, Ltd.Inventors: Chih-Ming Chen, Chung-Yi Yu
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Publication number: 20240186258Abstract: Various embodiments of the present disclosure are directed towards a method for forming an integrated chip. An alignment process is performed on a first semiconductor workpiece and a second semiconductor workpiece by virtue of a plurality of workpiece pins. The first semiconductor workpiece is bonded to the second semiconductor workpiece. A shift value is determined between the first and second semiconductor workpieces by virtue of a first plurality of alignment marks on the first semiconductor workpiece and a second plurality of alignment marks on the second semiconductor workpiece. A layer of an integrated circuit (IC) structure is formed over the second semiconductor workpiece based at least in part on the shift value.Type: ApplicationFiled: January 24, 2024Publication date: June 6, 2024Inventors: Yeong-Jyh Lin, Ching I Li, De-Yang Chiou, Sz-Fan Chen, Han-Jui Hu, Ching-Hung Wang, Ru-Liang Lee, Chung-Yi Yu
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Publication number: 20240170326Abstract: A manufacturing method of a semiconductor device includes at least the following steps. A sacrificial substrate is provided. An etch stop layer is formed on the sacrificial substrate. A portion of the etch stop layer is oxidized to form an oxide layer between the sacrificial substrate and the remaining etch stop layer. A capping layer is formed on the remaining etch stop layer. A device layer is formed on the capping layer. A first etching process is performed to remove the sacrificial substrate. A second etching process is performed to remove the oxide layer. A third etching process is performed to remove the remaining etch stop layer. A power rail is formed on the capping layer opposite to the device layer.Type: ApplicationFiled: January 25, 2024Publication date: May 23, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chi-Ming Chen, Kuei-Ming Chen, Po-Chun Liu, Chung-Yi Yu, Chia-Shiung Tsai
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Publication number: 20240162051Abstract: Some implementations described herein include systems and techniques for fabricating a stacked die product. The systems and techniques include using a supporting fill mixture that includes a combination of types of composite particulates in a lateral gap region of a stack of semiconductor substrates and along a perimeter region of the stack of semiconductor substrates. One type of composite particulate included in the combination may be a relatively smaller size and include a smooth surface, allowing the composite particulate to ingress deep into the lateral gap region. Properties of the supporting fill mixture including the combination of types of composite particulates may control thermally induced stresses during downstream manufacturing to reduce a likelihood of defects in the supporting fill mixture and/or the stack of semiconductor substrates.Type: ApplicationFiled: April 27, 2023Publication date: May 16, 2024Inventors: Kuo-Ming WU, Hau-Yi HSIAO, Kai-Yun YANG, Che Wei YANG, Sheng-Chau CHEN, Chung-Yi YU, Cheng-Yuan TSAI
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Patent number: 11984486Abstract: A method including forming a III-V compound layer on a substrate and implanting a main dopant in the III-V compound layer to form source and drain regions. The method further includes implanting a group V species into the source and drain regions. A semiconductor device including a substrate and a III-V compound layer over the substrate. The semiconductor device further includes source and drain regions in the III-V layer, wherein the source and drain regions comprises a first dopants and a second dopant, and the second dopant comprises a group V material.Type: GrantFiled: January 23, 2023Date of Patent: May 14, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Han-Chin Chiu, Chi-Ming Chen, Chung-Yi Yu, Chen-Hao Chiang
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Patent number: 11932534Abstract: A microelectromechanical system (MEMS) structure and method of forming the MEMS device, including forming a first metallization structure over a complementary metal-oxide-semiconductor (CMOS) wafer, where the first metallization structure includes a first sacrificial oxide layer and a first metal contact pad. A second metallization structure is formed over a MEMS wafer, where the second metallization structure includes a second sacrificial oxide layer and a second metal contact pad. The first metallization structure and second metallization structure are then bonded together. After the first metallization structure and second metallization structure are bonded together, patterning and etching the MEMS wafer to form a MEMS element over the second sacrificial oxide layer. After the MEMS element is formed, removing the first sacrificial oxide layer and second sacrificial oxide layer to allow the MEMS element to move freely about an axis.Type: GrantFiled: March 16, 2022Date of Patent: March 19, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hung-Hua Lin, Chang-Ming Wu, Chung-Yi Yu, Ping-Yin Liu, Jung-Huei Peng