Patents by Inventor Chih-Chang Lin

Chih-Chang Lin 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: 20250141220
    Abstract: An ESD protection circuit is coupled to a first pad and includes an ESD detection circuit, a P-type transistor, an N-type transistor, and a discharge circuit. The ESD detection circuit determines whether an ESD event occurs on the first pad to generate a detection signal at a first node. The P-type transistor comprises a source coupled to the first pad, a drain coupled to a second node, and a gate coupled to the first node. The N-type transistor comprises a drain coupled to the second node, a source coupled to a ground, and a gate coupled to a second pad. The discharge circuit is coupled between the first pad and the ground and controlled by a driving signal at the second node. When the ESD protection circuit is in an operation mode, the first pad receives a first voltage, and a second pad receives a second voltage.
    Type: Application
    Filed: November 1, 2023
    Publication date: May 1, 2025
    Applicant: Vanguard International Semiconductor Corporation
    Inventors: Chih-Hsuan LIN, Shao-Chang HUANG, Yeh-Ning JOU, Chieh-Yao CHUANG, Hwa-Chyi CHIOU, Wen-Hsin LIN, Kai-Chieh HSU, Ting-Yu CHANG, Hsien-Feng LIAO
  • Publication number: 20250126837
    Abstract: A device includes a substrate. A first channel region of a first transistor overlies the substrate and a source/drain region is in contact with the first channel region. The source/drain region is adjacent to the first channel region along a first direction, and the source/drain region has a first surface opposite the substrate and side surfaces extending from the first surface. A dielectric fin structure is adjacent to the source/drain region along a second direction that is transverse to the first direction, and the dielectric fin structure has an upper surface, a lower surface, and an intermediate surface that is disposed between the upper and lower surfaces. A silicide layer is disposed on the first surface and the side surfaces of the source/drain region and on the intermediate surface of the dielectric fin structure.
    Type: Application
    Filed: December 20, 2024
    Publication date: April 17, 2025
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Shih-Cheng CHEN, Zhi-Chang LIN, Jung-Hung CHANG, Chien-Ning YAO, Tsung-Han CHUANG, Kuo-Cheng CHIANG, Chih-Hao WANG
  • Patent number: 12276836
    Abstract: A semiconductor structure according to the present disclosure includes a buried oxide layer, a first dielectric layer disposed over the buried oxide layer, a first waveguide feature disposed in the first dielectric layer, a second dielectric layer disposed over the first dielectric layer and the first waveguide feature, a third dielectric layer disposed over the second dielectric layer, and a second waveguide feature disposed in the second dielectric layer and the third dielectric layer. The second waveguide feature is disposed over the first waveguide feature and a portion of the second waveguide feature vertically overlaps a portion of the first waveguide feature.
    Type: Grant
    Filed: December 9, 2022
    Date of Patent: April 15, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chan-Hong Chern, Chih-Chang Lin, Min-Hsiang Hsu, Weiwei Song, Chewn-Pu Jou, Feng-Wei Kuo, Huan-Neng Chen, Lan-Chou Cho
  • Patent number: 12272690
    Abstract: Self-aligned gate cutting techniques are disclosed herein that provide dielectric gate isolation fins for isolating gates of multigate devices from one another. An exemplary device includes a first multigate device having first source/drain features and a first metal gate that surrounds a first channel layer and a second multigate device having second source/drain features and a second metal gate that surrounds a second channel layer. A dielectric gate isolation fin separates the first metal gate from the second metal gate. The dielectric gate isolation fin includes a first dielectric layer having a first dielectric constant and a second dielectric layer having a second dielectric constant disposed over the first dielectric layer. The second dielectric constant is greater than the first dielectric constant. The first metal gate and the second metal gate physically contact the first channel layer and the second channel layer, respectively, and the dielectric gate isolation fin.
    Type: Grant
    Filed: March 27, 2023
    Date of Patent: April 8, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Shi Ning Ju, Zhi-Chang Lin, Shih-Cheng Chen, Chih-Hao Wang, Kuo-Cheng Chiang, Kuan-Ting Pan
  • Publication number: 20250110307
    Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.
    Type: Application
    Filed: December 12, 2024
    Publication date: April 3, 2025
    Inventors: Chao-Chang HU, Chih-Wei WENG, Chia-Che WU, Chien-Yu KAO, Hsiao-Hsin HU, He-Ling CHANG, Chao-Hsi WANG, Chen-Hsien FAN, Che-Wei CHANG, Mao-Gen JIAN, Sung-Mao TSAI, Wei-Jhe SHEN, Yung-Ping YANG, Sin-Hong LIN, Tzu-Yu CHANG, Sin-Jhong SONG, Shang-Yu HSU, Meng-Ting LIN, Shih-Wei HUNG, Yu-Huai LIAO, Mao-Kuo HSU, Hsueh-Ju LU, Ching-Chieh HUANG, Chih-Wen CHIANG, Yu-Chiao LO, Ying-Jen WANG, Shu-Shan CHEN, Che-Hsiang CHIU
  • Publication number: 20250103106
    Abstract: A display apparatus including a foldable touch display panel and a display driving device is provided. The foldable touch display panel includes a plurality of touch sensors. The display driving device is coupled to the foldable touch display panel. The display driving device is configured to determine a folding angle of the foldable touch display panel according to a capacitance variation of the touch sensors in a folded state, and drive the foldable touch display panel to operate in a full panel display mode or in a partial panel display mode according to the folding angle.
    Type: Application
    Filed: May 23, 2024
    Publication date: March 27, 2025
    Applicant: Novatek Microelectronics Corp.
    Inventors: Kun-Zheng Lin, Yi-Ying Lin, Chih-Chang Lai
  • Publication number: 20250098222
    Abstract: A device includes a vertical stack of semiconductor nanostructures, a gate structure, a first epitaxial region and a dielectric structure. The gate structure wraps around the semiconductor nanostructures. The first epitaxial region laterally abuts a first semiconductor nanostructure of the semiconductor nanostructures. The dielectric structure laterally abuts a second semiconductor nanostructure of the semiconductor nanostructures and vertically abuts the first epitaxial region.
    Type: Application
    Filed: November 26, 2024
    Publication date: March 20, 2025
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yu-Xuan HUANG, Hou-Yu CHEN, Jin CAI, Zhi-Chang LIN, Chih-Hao WANG
  • Patent number: 12256488
    Abstract: 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: Grant
    Filed: February 1, 2023
    Date of Patent: March 18, 2025
    Assignee: Unimicron Technology Corp.
    Inventors: Chih-Chiang Lu, Jun-Rui Huang, Ming-Hao Wu, Tung-Chang Lin
  • Patent number: 12253776
    Abstract: A method of forming an electronic device including: providing an assembly, wherein the assembly includes a substrate, an optical film, a plurality of color filters and a defect, wherein the plurality of color filters and the defect are disposed between the substrate and the optical film; and using a laser pulse to form a first processed area that corresponds to the defect in the optical film, wherein the first processed area at least partially overlaps at least two of the plurality of color filters.
    Type: Grant
    Filed: March 25, 2024
    Date of Patent: March 18, 2025
    Assignee: INNOLUX CORPORATION
    Inventors: Tai-Chi Pan, Chin-Lung Ting, I-Chang Liang, Chih-Chiang Chang Chien, Po-Wen Lin, Kuang-Ming Fan, Sheng-Nan Chen
  • Patent number: 12253745
    Abstract: A semiconductor device include: a first bus waveguide; a first silicon ring optically coupled to the first bus waveguide; a backup silicon ring optically coupled to the first bus waveguide; a first heater and a second heater configured to heat the first silicon ring and the backup silicon ring, respectively; and a first switch, where the first switch is configured to electrically couple the first silicon ring to a first radio frequency (RF) circuit when the first switch is at a first switching position, and is configured to electrically couple the backup silicon ring to the first RF circuit when the first switch is at a second switching position.
    Type: Grant
    Filed: August 1, 2023
    Date of Patent: March 18, 2025
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Weiwei Song, Stefan Rusu, Chan-Hong Chern, Chih-Chang Lin
  • Publication number: 20250089295
    Abstract: A nano-FET and a method of forming is provided. In some embodiments, a nano-FET includes an epitaxial source/drain region contacting ends of a first nanostructure and a second nanostructure. The epitaxial source/drain region may include a first semiconductor material layer of a first semiconductor material, such that the first semiconductor material layer includes a first segment contacting the first nanostructure and a second segment contacting the second nanostructure, wherein the first segment is separated from the second segment. A second semiconductor material layer is formed over the first segment and the second segment. The second semiconductor material layer may include a second semiconductor material having a higher concentration of dopants of a first conductivity type than the first semiconductor material layer. The second semiconductor material layer may have a lower concentration percentage of silicon than the first semiconductor material layer.
    Type: Application
    Filed: November 22, 2024
    Publication date: March 13, 2025
    Inventors: Yan-Ting Lin, Yen-Ru Lee, Chien-Chang Su, Chih-Yun Chin, Chien-Wei Lee, Pang-Yen Tsai, Chii-Horng Li, Yee-Chia Yeo
  • Patent number: 12243872
    Abstract: A semiconductor device structure, along with methods of forming such, are described. The structure includes a first channel region disposed over a substrate, a second channel region disposed adjacent the first channel region, a gate electrode layer disposed in the first and second channel regions, and a first dielectric feature disposed adjacent the gate electrode layer. The first dielectric feature includes a first dielectric material having a first thickness. The structure further includes a second dielectric feature disposed between the first and second channel regions, and the second dielectric feature includes a second dielectric material having a second thickness substantially less than the first thickness. The second thickness ranges from about 1 nm to about 20 nm.
    Type: Grant
    Filed: February 15, 2022
    Date of Patent: March 4, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chen-Huang Huang, Yu-Ling Cheng, Shun-Hui Yang, An Chyi Wei, Chia-Jen Chen, Shang-Shuo Huang, Chia-I Lin, Chih-Chang Hung
  • Patent number: 12237418
    Abstract: A semiconductor device includes a semiconductor layer. A gate structure is disposed over the semiconductor layer. A spacer is disposed on a sidewall of the gate structure. A height of the spacer is greater than a height of the gate structure. A liner is disposed on the gate structure and on the spacer. The spacer and the liner have different material compositions.
    Type: Grant
    Filed: August 4, 2023
    Date of Patent: February 25, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Huan-Chieh Su, Chih-Hao Wang, Kuo-Cheng Chiang, Wei-Hao Wu, Zhi-Chang Lin, Jia-Ni Yu, Yu-Ming Lin, Chung-Wei Hsu
  • Publication number: 20250063709
    Abstract: A method (of manufacturing a memory device) includes forming active regions extending in a first direction; over the active regions, doing as follows including, forming gate structures extending in a second direction perpendicular to the first direction, and forming contact-to-source/drain structures (MD structures) which extend in the second direction and are interspersed among corresponding ones of the gate structures; forming via-to-gate/MD (VGD) structures over corresponding ones of the gate structures and the MD structures; in a first metallization layer over the VGD structures, forming first front-side segments extending in the first direction and including one or more front-side routing (FRTE) segments; under the active regions, forming buried segment-to-source/drain structures (BVD structures); and in a first buried metallization layer under the BVD structures, forming first back-side segments extending in the first direction and including one or more first back-side power grid (BPG) segments.
    Type: Application
    Filed: November 5, 2024
    Publication date: February 20, 2025
    Inventors: Hidehiro FUJIWARA, Chih-Yu LIN, Yen-Huei CHEN, Wei-Chang ZHAO, Yi-Hsin NIEN
  • Patent number: 12230318
    Abstract: A memory device includes a first word line and a second word line. A first portion of the first word line is formed in a first metal layer, a second portion of the first word line is formed in a second metal layer above the first metal layer, and a third portion of the first word line is formed in a third metal layer below the second metal layer. A first portion of the second word line is formed in the first metal layer. A second portion of the second word line is formed in the second metal layer. The first portion, the second portion, and the third portion of the first word line have sizes that are different from each other, and the first portion and the second portion of the second word line have sizes that are different from each other.
    Type: Grant
    Filed: July 22, 2022
    Date of Patent: February 18, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yi-Hsin Nien, Wei-Chang Zhao, Chih-Yu Lin, Hidehiro Fujiwara, Yen-Huei Chen, Ru-Yu Wang
  • Patent number: 12228768
    Abstract: Methods of fabricating optical devices with high refractive index materials are disclosed. The method includes forming a first oxide layer on a substrate and forming a patterned template layer with first and second trenches on the first oxide layer. A material of the patterned template layer has a first refractive index. The method further includes forming a first portion of a waveguide and a first portion of an optical coupler within the first and second trenches, respectively, forming a second portion of the waveguide and a second portion of the optical coupler on a top surface of the patterned template layer, and depositing a cladding layer on the second portions of the waveguide and optical coupler. The waveguide and the optical coupler include materials with a second refractive index that is greater than the first refractive index.
    Type: Grant
    Filed: December 8, 2022
    Date of Patent: February 18, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Weiwei Song, Chan-Hong Chern, Chih-Chang Lin, Stefan Rusu, Min-Hsiang Hsu
  • Publication number: 20250056915
    Abstract: The present disclosure provides a photo sensing device and a method for forming a photo sensing device. The photo sensing device includes a substrate, a photosensitive member, a superlattice layer and a diffusion barrier structure. The substrate includes a silicon layer at a front surface. The photosensitive member extends into and at least partially surrounded by the silicon layer, wherein an upper portion of the photosensitive member protruding from the silicon layer has a top surface and a facet tapering toward the top surface. The superlattice layer is disposed between the photosensitive member and the silicon layer. The diffusion barrier structure is disposed at a first side of the photosensitive member and a bottom of the diffusion barrier structure is at a level below a top surface of the silicon layer, wherein at least a portion of the diffusion barrier structure is laterally surrounded by the silicon layer.
    Type: Application
    Filed: October 28, 2024
    Publication date: February 13, 2025
    Inventors: CHAN-HONG CHERN, WEIWEI SONG, CHIH-CHANG LIN, LAN-CHOU CHO, MIN-HSIANG HSU
  • Publication number: 20250054537
    Abstract: A memory cell includes a write port and a read port. The write port includes two cross-coupled inverters that form a storage unit. The cross-coupled inverters are connected between a first power source signal line and a second power source signal line. The write port also includes a first local interconnect line in an interconnect layer that is connected to the second power source signal line. The read port includes a transistor that is connected to the storage unit in the write port and to the second power source signal line, and a second local interconnect line in the interconnect layer that is connected to the second power source signal line. The second local interconnect line in the read port is separate from the first local interconnect line in the write port.
    Type: Application
    Filed: July 30, 2024
    Publication date: February 13, 2025
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hidehiro Fujiwara, Hsien-Yu Pan, Chih-Yu Lin, Yen-Huei Chen, Wei-Chang Zhao
  • Publication number: 20250048678
    Abstract: A semiconductor device includes plurality of fin structures extending in first direction on semiconductor substrate. Fin structure's lower portion is embedded in first insulating layer. First gate electrode and second gate electrode structures extend in second direction substantially perpendicular to first direction over of fin structures and first insulating layer. The first and second gate electrode structures are spaced apart and extend along line in same direction. First and second insulating sidewall spacers are arranged on opposing sides of first and second gate electrode structures. Each of first and second insulating sidewall spacers contiguously extend along second direction. A second insulating layer is in region between first and second gate electrode structures. The second insulating layer separates first and second gate electrode structures. A third insulating layer is in region between first and second gate electrode structures.
    Type: Application
    Filed: October 21, 2024
    Publication date: February 6, 2025
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chih-Han LIN, Shih-Chang TSAI, Wen-Shuo HSIEH, Te-Yung LIU
  • Publication number: 20250040213
    Abstract: A semiconductor structure includes a source/drain feature in the semiconductor layer. The semiconductor structure includes a dielectric layer over the source/drain feature. The semiconductor structure includes a silicide layer over the source/drain feature. The semiconductor structure includes a barrier layer over the silicide layer. The semiconductor structure includes a seed layer over the barrier layer. The semiconductor structure includes a metal layer between a sidewall of the seed layer and a sidewall of the dielectric layer, a sidewall of each of the silicide layer, the barrier layer, and the metal layer directly contacting the sidewall of the dielectric layer. The semiconductor structure includes a source/drain contact over the seed layer.
    Type: Application
    Filed: July 27, 2023
    Publication date: January 30, 2025
    Applicant: Taiwan Semiconductor Manufacturing Company Ltd.
    Inventors: Yi-Hsiang Chao, Peng-Hao Hsu, Yu-Shiuan Wang, Chi-Yuan Chen, Yu-Hsiang Liao, Chun-Hsien Huang, Hung-Chang Hsu, Wei-Jung Lin, Chih-Wei Chang, Ming-Hsing Tsai