Patents by Inventor Hao Wang

Hao Wang 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).

  • Patent number: 12273419
    Abstract: This application provides techniques for establishing a P2P connection. The techniques comprise communicating with at least two auxiliary nodes to obtain answer messages returned by the at least two auxiliary nodes; determining, based on the answer messages, at least one public network address corresponding to an internal network address of a first client device; registering, with a cloud server, the at least one public network address corresponding to the internal network address of the first client device, and monitoring the at least one public network address corresponding to the internal network address of the first client device; and establishing a P2P connection to a second client device when detecting, in a preset duration, that the second client device returns a response data packet to a target public network address.
    Type: Grant
    Filed: January 5, 2022
    Date of Patent: April 8, 2025
    Assignee: SHANGHAI BILIBILI TECHNOLOGY CO., LTD.
    Inventors: Honglei Cui, Shunli Liang, Hanchao Zheng, Biao Hu, Hao Wang
  • 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
  • Patent number: 12272751
    Abstract: A semiconductor device includes a substrate. The semiconductor device includes a dielectric layer disposed over a portion of the substrate. The semiconductor device includes a diffusion blocking layer disposed over the dielectric layer. The diffusion blocking layer and the dielectric layer have different material compositions. The semiconductor device includes a ferroelectric layer disposed over the diffusion blocking layer.
    Type: Grant
    Filed: February 13, 2023
    Date of Patent: April 8, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chi-Hsing Hsu, Ching-Wei Tsai, Kuan-Lun Cheng, Chih-Hao Wang, Sai-Hooi Yeong
  • Publication number: 20250113565
    Abstract: Embodiments of the present disclosure provide a semiconductor device with backside source/drain contacts formed using a buried source/drain feature and a semiconductor cap layer formed between the buried source/drain feature and a source/drain region. The buried source/drain feature and the semiconductor cap layer enable self-aligned backside source/drain contact and backside isolation. The semiconductor cap layer functions as an etch stop layer during backside contact formation while enabling source/drain region growth without fabrication penalty, such as voids in the source/drain regions.
    Type: Application
    Filed: February 2, 2024
    Publication date: April 3, 2025
    Inventors: Lo-Heng CHANG, Huan-Chieh SU, Chun-Yuan CHEN, Sheng-Tsung WANG, Kuo-Cheng CHIANG, Chih-Hao WANG
  • Publication number: 20250113602
    Abstract: A device includes a substrate, a first semiconductor channel over the substrate, and a second semiconductor channel over the substrate laterally offset from the first semiconductor channel. A first gate structure and a second gate structure are over and laterally surround the first and second semiconductor channels, respectively. A first inactive fin is between the first gate structure and the second gate structure. A dielectric feature over the inactive fin includes multiple layers of dielectric material formed through alternating deposition and etching steps.
    Type: Application
    Filed: December 12, 2024
    Publication date: April 3, 2025
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yi-Ruei JHAN, Chih-Hao WANG, Kuo-Cheng CHIANG, Kuan-Lun CHENG, Kuan-Ting PAN
  • Publication number: 20250113539
    Abstract: A method includes forming semiconductive sheets over a substrate and arranged in a vertical direction; forming source/drain regions on either side of each of the semiconductive sheets; forming first air gap inner spacers interleaving with the semiconductive sheets; forming a gate around each of the semiconductive sheets, wherein the first air gap inner spacers are laterally between the gate and a first one of the source/drain regions.
    Type: Application
    Filed: October 3, 2023
    Publication date: April 3, 2025
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun Yi CHOU, Guan-Lin CHEN, Shi Ning JU, Kuo-Cheng CHIANG, Chih-Hao WANG
  • Patent number: 12266654
    Abstract: Provided are FinFET devices and methods of forming the same. A FinFET device includes a substrate, a metal gate strip, gate spacers and a dielectric helmet. The substrate has fins. The metal gate strip is disposed across the fins and has a reversed T-shaped portion between two adjacent fins. The gate spacers are disposed on opposing sidewalls of the metal gate strip. A dielectric helmet is disposed over the metal gate strip.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: April 1, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kuo-Cheng Ching, Chih-Hao Wang, Huan-Chieh Su, Mao-Lin Huang, Zhi-Chang Lin
  • Patent number: 12267961
    Abstract: A manufacturing method of an embedded component package structure includes the following steps: providing a carrier and forming a semi-cured first dielectric layer on the carrier, the semi-cured first dielectric layer having a first surface; providing a component on the semi-cured first dielectric layer, and respectively providing heat energies from a top and a bottom of the component to cure the semi-cured first dielectric layer; forming a second dielectric layer on the first dielectric layer to cover the component; and forming a patterned circuit layer on the second dielectric layer, the patterned circuit layer being electrically connected to the component.
    Type: Grant
    Filed: January 23, 2024
    Date of Patent: April 1, 2025
    Assignee: ADVANCED SEMICONDUCTOR ENGINEERING, INC.
    Inventors: Chien-Fan Chen, Chien-Hao Wang
  • Patent number: 12266700
    Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a stack of semiconductor nanostructures over a base structure and a first epitaxial structure and a second epitaxial structure sandwiching the semiconductor nanostructures. The semiconductor device structure also includes a gate stack wrapped around each of the semiconductor nanostructures and a backside conductive contact connected to the second epitaxial structure. A first portion of the backside conductive contact is directly below the base structure, and a second portion of the backside conductive contact extends upwards to approach a bottom surface of the second epitaxial structure. The semiconductor device structure further includes an insulating spacer between a sidewall of the base structure and the backside conductive contact.
    Type: Grant
    Filed: May 6, 2024
    Date of Patent: April 1, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Huan-Chieh Su, Chun-Yuan Chen, Li-Zhen Yu, Shih-Chuan Chiu, Cheng-Chi Chuang, Chih-Hao Wang
  • Patent number: 12266704
    Abstract: Semiconductor devices and their manufacturing methods are disclosed herein, and more particularly to semiconductor devices including a transistor having gate all around (GAA) transistor structures and manufacturing methods thereof. The methods described herein allow for complex shapes (e.g., “L-shaped”) to be etched into a multi-layered stack to form fins used in the formation of active regions of the GAA nanostructure transistor structures. In some embodiments, the active regions may be formed with a first channel width and a first source/drain region having a first width and a second channel width and a second source/drain region having a second width that is less than the first width.
    Type: Grant
    Filed: May 26, 2023
    Date of Patent: April 1, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Shi Ning Ju, Guan-Lin Chen, Kuo-Cheng Chiang, Chih-Hao Wang
  • Patent number: 12266544
    Abstract: A method for processing an integrated circuit includes forming a plurality of transistors. The method utilizes a reversed tone patterning process to selectively drive dipoles into the gate dielectric layers of some of the transistors while preventing dipoles from entering the gate dielectric layers of other transistors. This process can be repeated to produce a plurality of transistors each having different threshold voltages.
    Type: Grant
    Filed: April 24, 2024
    Date of Patent: April 1, 2025
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Lung-Kun Chu, Jia-Ni Yu, Chun-Fu Lu, Kuo-Cheng Chiang, Chih-Hao Wang
  • Patent number: 12263138
    Abstract: An automatic pushing type complementary food device comprising a clamping body, an elastic member and a colander, wherein the inner side of the clamping body is connected to one end of an elastic member in a clamped manner, the outer side of the clamping body is connected to the colander in a clamped manner, the other end of the elastic member extends into the colander, a complementary food cavity is provided in the colander, and overflow holes are provided in the outer wall of the colander. The automatic pushing type complementary food device is simple in structure, convenient to operate, capable of automatically pushing and collecting complementary food when a baby uses the device, free of auxiliary operation by a mother, capable of bringing convenience to the mother during feeding, and capable of achieving automatic collection of the complementary food without a complex pushing structure.
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: April 1, 2025
    Assignee: Beijing Shenchuang Century Information Technology Co., Ltd.
    Inventor: Hao Wang
  • Patent number: 12266658
    Abstract: A semiconductor structure includes an isolation structure, a source/drain region over the isolation structure, a gate structure over the isolation structure and adjacent to the source/drain region, an interconnect layer over the source/drain region and the gate structure, an isolating layer below the gate structure, and a contact structure under the source/drain region. The contact structure has a first portion and a second portion. The first portion is below the second portion. The second portion extends through the isolating layer and protrudes above the isolating layer. A portion of the isolating layer is vertically between the gate structure and the first portion of the contact structure.
    Type: Grant
    Filed: July 21, 2023
    Date of Patent: April 1, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chun-Yuan Chen, Huan-Chieh Su, Cheng-Chi Chuang, Chih-Hao Wang
  • Patent number: 12267096
    Abstract: A PIM cancellation apparatus includes: a first obtaining unit, configured to obtain digital signals of N transmit channels; a second obtaining unit, configured to obtain receive signals; and a PIM simulation unit, configured to obtain N PIM cancellation signals based on the digital signals of the N transmit channels, where the PIM simulation unit includes a first linear module performing first filtering and first linear superposition on the digital signals of the N transmit channels to obtain a first linear superposition result, a non-linear module performing non-linear processing on the first linear superposition result to obtain a non-linear processing result, and each filter in a second linear module performing linear processing on each corresponding non-linear processing result to determine one PIM cancellation signal, to obtain the N PIM cancellation signals; and a cancellation unit, configured to obtain N cancellation result signals.
    Type: Grant
    Filed: March 8, 2022
    Date of Patent: April 1, 2025
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Hao Wang, Jianping Zhong, Lei Wang
  • Patent number: 12266563
    Abstract: In some embodiments, the present disclosure relates to an integrated chip structure. The integrated chip structure includes a substrate. A gate electrode is over the substrate and a spacer structure laterally surrounds the gate electrode. A conductive via is disposed on the gate electrode. A liner is arranged along one or more sidewalls of the spacer structure. The conductive via has a bottommost surface that has a larger width than a part of the conductive via that is laterally adjacent to one or more interior sidewalls of the liner.
    Type: Grant
    Filed: November 16, 2023
    Date of Patent: April 1, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Li-Zhen Yu, Cheng-Chi Chuang, Chih-Hao Wang, Yu-Ming Lin, Lin-Yu Huang
  • Publication number: 20250099031
    Abstract: There is provided a wearable device including at least one light source, a light sensor and a processor. The processor generates a peak interval plot according to one of at least two light detection signals detected by the light sensor when the at least one light source emits light, and generates an oxygen saturation plot according to two of the one of at least two light detection signals detected by the light sensor when the at least one emits light. The processor further determines an Apnea Hypopnea Index (AHI) score according to the peak interval plot, determines an Oxygen Desaturation Index (ODI) score according to the oxygen saturation plot and fits an obstructive sleep apnea level index corresponding to the AHI score and the ODI score.
    Type: Application
    Filed: January 16, 2024
    Publication date: March 27, 2025
    Inventors: Chih-Hao WANG, Shih-Jen LU, Chien-Yi KAO, Yang-Ming CHOU, Hsin-Yi LIN
  • Publication number: 20250107152
    Abstract: A semiconductor device includes a channel portion disposed on and spaced apart from a substrate, a gate dielectric which includes an upper dielectric region disposed on the channel portion, a first inner gate structure disposed between the substrate and the upper dielectric region, and an outer gate structure including an outer work-function portion and a cap portion. The outer work-function portion covers the upper dielectric region and the first inner gate structure. The cap portion covers the outer work-function portion in a way that the cap portion is separated from the first inner gate structure. The first inner gate structure includes a first work-function material and a conductive material that is different from the first work-function material. The outer work-function portion includes a second work-function material that is different from the conductive material.
    Type: Application
    Filed: September 22, 2023
    Publication date: March 27, 2025
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chung-Wei HSU, Lung-Kun CHU, Jia-Ni YU, Chun-Fu LU, Shih-Hao LAI, Kuo-Cheng CHIANG, Chih-Hao WANG
  • Publication number: 20250107222
    Abstract: A method of fabricating a semiconductor device includes providing a dummy structure having a plurality of channel layers, an inner spacer disposed between adjacent channels of the plurality of channel layers and at a lateral end of the channel layers, and a gate structure including a gate dielectric layer and a metal layer interposing the plurality of channel layers. The dummy structure is disposed at an active edge adjacent to an active region. A metal gate etching process is performed to remove the metal layer from the gate structure while the gate dielectric layer remains disposed at a channel layer-inner spacer interface. After performing the metal gate etching process, a dry etching process is performed to form a cut region along the active edge. The gate dielectric layer disposed at the channel layer-inner spacer interface prevents the dry etching process from damaging a source/drain feature within the adjacent active region.
    Type: Application
    Filed: December 6, 2024
    Publication date: March 27, 2025
    Inventors: Li-Yang CHUANG, Jia-Chuan YOU, Kuo-Cheng CHIANG, Chih-Hao WANG
  • Publication number: 20250107203
    Abstract: A device includes a substrate, an isolation structure over the substrate, a gate structure over the isolation structure, a gate spacer on a sidewall of the gate structure, a source/drain (S/D) region adjacent to the gate spacer, a silicide on the S/D region, a dielectric liner over a sidewall of the gate spacer and on a top surface of the isolation structure, wherein a bottom surface of the dielectric liner is above a top surface of the silicide layer and spaced away from the top surface of the silicide layer in a cross-sectional plane perpendicular to a lengthwise direction of the gate structure.
    Type: Application
    Filed: December 9, 2024
    Publication date: March 27, 2025
    Inventors: Lin-Yu Huang, Li-Zhen Yu, Chia-Hao Chang, Cheng-Chi Chuang, Yu-Ming Lin, Chih-Hao Wang
  • Patent number: 12262095
    Abstract: The present disclosure relates to an information presentation method and apparatus, a device and a storage medium. The method comprising: during a process of a preset application presenting a multimedia stream, detecting that a preset reminding event is triggered; presenting first multimedia content, wherein the first multimedia content includes first preset prompt content; and in a case where a switching operation acting on the first multimedia content by a current user is received, forbidding switching to second multimedia content, displaying first copywriting information, and playing first voice information matched with the first copywriting information, wherein the second multimedia content is the next multimedia content in the multimedia stream.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: March 25, 2025
    Assignee: Beijing Zitiao Network Technology Co., Ltd.
    Inventors: Haiqiang Jiang, Qi Wang, Shuo Wang, Yao Guo, Lei Wang, Liyue Ji, Zifeng Zhao, Xiaofan Gao, Hao Wang, Shuqin Jia