Patents by Inventor Feng Cheng

Feng Cheng 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: 20250146834
    Abstract: The present disclosure provides a method and a system for adaptively dividing a graph network comprising a plurality of nodes, each of the plurality of nodes being connected to at least one other node of the plurality of nodes, the method comprising: for each pair of subnetworks from a plurality of subnetworks within the graph network, calculating an association score based on a first accuracy metric in predicting a first latent attribute of at least one first node of a first subnetwork of the each pair of subnetworks using parameters optimized for accurately predicting a second latent attribute of at least one second node of a second subnetwork of the each pair of subnetworks; and forming one of a plurality of new subnetworks within the graph network from each pair of a pair set of subnetworks from the plurality of subnetworks based on a result of determining a sum of the association scores of the pair set of subnetworks is higher than that of another pair set of subnetworks from the plurality of subnetworks
    Type: Application
    Filed: March 28, 2023
    Publication date: May 8, 2025
    Inventors: Johan Zhi Kang KOK, Suriyanarayanan VENKATESAN, Sien Yi TAN, Feng CHENG, Bingsheng HE
  • Publication number: 20250138378
    Abstract: A color electrophoretic display and a display method thereof are provided. The color electrophoretic display comprises an achromatic color particle and a plurality of chromatic color particles. The display method of the color electrophoretic display comprises turning on a stylus mode, providing an assigned stylus color, sensing a movement of the stylus to output a black trace, and transferring the black trace into a color trace of the assigned stylus color when the stylus movement stops. The black trace is shown when the achromatic color particle and the chromatic color particles move toward a top electrode, and a refresh time of the color of the black trace is smaller than 50 ms. The color of the assigned stylus color and the color of the black trace have brightness difference and at least one of the hue differences and the saturation differences.
    Type: Application
    Filed: August 16, 2024
    Publication date: May 1, 2025
    Inventors: Feng-Cheng HSU, Chien-Lin CHENG, Chien-Min LAI, An-Lun HAN
  • Publication number: 20250142832
    Abstract: A semiconductor structure and method of forming the same are provided. The semiconductor structure includes a circuit structure, an interlayer structure and a memory structure. The circuit structure includes a substrate having semiconductor devices formed thereon; a dielectric structure disposed over the semiconductor devices; and an interconnect layer embedded in the dielectric structure and connected to the semiconductor devices. The interlayer structure is disposed over the circuit structure. The memory structure is disposed over the interlayer structure and physically separated from the circuit structure by the interlayer structure.
    Type: Application
    Filed: December 29, 2024
    Publication date: May 1, 2025
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Sheng-Chen Wang, Meng-Han Lin, Han-Jong Chia, Feng-Cheng Yang
  • Patent number: 12288820
    Abstract: A transistor includes an insulating layer, a source region, a drain region, a channel layer, a ferroelectric layer, and a gate electrode. The source region and the drain region are respectively disposed on and in physical contact with two opposite sidewalls of the insulating layer. A thickness of the source region, a thickness of the drain region, and a thickness of the insulating layer are substantially the same. The channel layer is disposed on the insulating layer, the source region, and the drain region. The ferroelectric layer is disposed over the channel layer. The gate electrode is disposed on the ferroelectric layer.
    Type: Grant
    Filed: November 15, 2023
    Date of Patent: April 29, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Chang Sun, Sheng-Chih Lai, Yu-Wei Jiang, Kuo-Chang Chiang, TsuChing Yang, Feng-Cheng Yang, Chung-Te Lin
  • Publication number: 20250133774
    Abstract: A transistor including a channel layer including an oxide semiconductor material and methods of making the same. The transistor includes a channel layer having a first oxide semiconductor layer having a first oxygen concentration, a second oxide semiconductor layer having a second oxygen concentration and a third oxide semiconductor layer having a third oxygen concentration. The second oxide semiconductor layer is located between the first semiconductor oxide layer and the third oxide semiconductor layer. The second oxygen concentration is lower than the first oxygen concentration and the third oxygen concentration.
    Type: Application
    Filed: December 27, 2024
    Publication date: April 24, 2025
    Inventors: Kuo-Chang Chiang, Hung-Chang Sun, Sheng-Chih Lai, TsuChing Yang, Yu-Wei Jiang, Feng-Cheng Yang, Neil Quinn Murray
  • Publication number: 20250132197
    Abstract: A semiconductor device includes a substrate, a first conductive feature disposed in a top portion of the substrate, an etch stop layer formed of a metal oxide composite and disposed on a top surface of the substrate, and a second conductive feature disposed on and through the etch stop layer and in contact with the first conductive feature. The metal oxide composite contains a metal element represented by M, and a top surface of the etch stop layer includes an M—O—X group, O representing oxygen, and X representing an element other than hydrogen.
    Type: Application
    Filed: December 20, 2024
    Publication date: April 24, 2025
    Inventors: Kai-Feng Cheng, Chi-Lin Teng, Hai-Ching Chen, Hsin-Yen Huang
  • Patent number: 12284810
    Abstract: A memory device including a word line, a source line, a bit line, a memory layer, a channel material layer is described. The word line extends in a first direction, and liner layers disposed on a sidewall of the word line. The memory layer is disposed on the sidewall of the word line between the liner layers and extends along sidewalls of the liner layers in the first direction. The liner layers are spaced apart by the memory layer, and the liner layers are sandwiched between the memory layer and the word line. The channel material layer is disposed on a sidewall of the memory layer. A dielectric layer is disposed on a sidewall of the channel material layer. The source line and the bit line are disposed at opposite sides of the dielectric layer and disposed on the sidewall of the channel material layer. The source line and the bit line extend in a second direction perpendicular to the first direction. A material of the liner layers has a dielectric constant lower than that of a material of the memory layer.
    Type: Grant
    Filed: July 19, 2023
    Date of Patent: April 22, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Meng-Han Lin, Han-Jong Chia, Feng-Cheng Yang, Bo-Feng Young, Nuo Xu, Sai-Hooi Yeong, Yu-Ming Lin
  • Patent number: 12278156
    Abstract: A semiconductor package is provided, which includes a first chip disposed over a first package substrate, a molding compound surrounding the first chip, a first thermal interface material disposed over the first chip and the molding compound, a heat spreader disposed over the thermal interface material, and a second thermal interface material disposed over the heat spreader. The first thermal interface material and the second thermal interface material have an identical width.
    Type: Grant
    Filed: November 29, 2023
    Date of Patent: April 15, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chin-Hua Wang, Po-Yao Lin, Feng-Cheng Hsu, Shin-Puu Jeng, Wen-Yi Lin, Shu-Shen Yeh
  • Patent number: 12278265
    Abstract: A method for fabricating minimal fin length includes the steps of first forming a fin-shaped structure extending along a first direction on a substrate, forming a first single-diffusion break (SDB) trench and a second SDB trench extending along a second direction to divide the fin-shaped structure into a first portion, a second portion, and a third portion, and then performing a fin-cut process to remove the first portion and the third portion.
    Type: Grant
    Filed: June 7, 2023
    Date of Patent: April 15, 2025
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chien-Heng Liu, Chia-Wei Huang, Hsin-Jen Yu, Yung-Feng Cheng, Ming-Jui Chen
  • Patent number: 12268007
    Abstract: A memory device includes a first etch stop layer, an etch stop pattern, a second etch stop layer, a plurality of stacks and a first conductive pillar. The etch stop pattern is disposed in the first etch stop layer. The second etch stop layer is disposed on the first etch stop layer and the etch stop pattern, wherein a material of the etch stop pattern is different from a material of the first etch stop layer and a material of the second etch stop layer. The stacks are disposed on the second etch stop layer. The first conductive pillar is disposed between the stacks, wherein the first conductive pillar extends along the stacks and the second etch stop layer to be in physical contact with the etch stop pattern.
    Type: Grant
    Filed: January 12, 2022
    Date of Patent: April 1, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Meng-Han Lin, Han-Jong Chia, Feng-Cheng Yang
  • Patent number: 12266576
    Abstract: A semiconductor device and methods of forming the semiconductor device are described herein and are directed towards forming a source/drain contact plug for adjacent finFETs. The source/drain regions of the adjacent finFETs are embedded in an interlayer dielectric and are separated by an isolation region of a cut-metal gate (CMG) structure isolating gate electrodes of the adjacent finFETs The methods include recessing the isolation region, forming a contact plug opening through the interlayer dielectric to expose portions of a contact etch stop layer disposed over the source/drain regions through the contact plug opening, the contact etch stop layer being a different material from the material of the isolation region. Once exposed, the portions of the CESL are removed and a conductive material is formed in the contact plug opening and in contact with the source/drain regions of the adjacent finFETs and in contact with the isolation region.
    Type: Grant
    Filed: July 18, 2022
    Date of Patent: April 1, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yen-Ting Chen, Wei-Yang Lee, Feng-Cheng Yang, Yen-Ming Chen
  • Patent number: 12266655
    Abstract: A method includes forming a semiconductor fin protruding higher than top surfaces of isolation regions. A top portion of the semiconductor fin is formed of a first semiconductor material. A semiconductor cap layer is formed on a top surface and sidewalls of the semiconductor fin. The semiconductor cap layer is formed of a second semiconductor material different from the first semiconductor material. The method further includes forming a gate stack on the semiconductor cap layer, forming a gate spacer on a sidewall of the gate stack, etching a portion of the semiconductor fin on a side of the gate stack to form a first recess extending into the semiconductor fin, recessing the semiconductor cap layer to form a second recess directly underlying a portion of the gate spacer, and performing an epitaxy to grow an epitaxy region extending into both the first recess and the second recess.
    Type: Grant
    Filed: April 4, 2022
    Date of Patent: April 1, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yen-Ting Chen, Bo-Yu Lai, Chien-Wei Lee, Hsueh-Chang Sung, Wei-Yang Lee, Feng-Cheng Yang, Yen-Ming Chen
  • Publication number: 20250084821
    Abstract: A power generation complementary system for tidal range power generation and construction, which provides a bay construction tidal range power generation facility to carry out reciprocal and complementary power generation in response to the changing high and low tide levels at tidal time curve turning points, to produce stable power output. The system is constructed with a reserve weir pool facing the direction of incoming ocean tidal energy. The reserve weir pool is divided into a left pool area and a right pool area, which are respectively equipped with an energy conversion equipment associated therewith. According to the state of a tidal time curve, mutually dependent control devices relay an instruction to sequentially handover operation from one conversion equipment to the other conversion equipment, thereby enabling the system to receive quantities of energy and carry out complementary power generation at the appropriate times.
    Type: Application
    Filed: April 12, 2024
    Publication date: March 13, 2025
    Inventor: Ming-Feng Cheng
  • Publication number: 20250089264
    Abstract: A 3D memory array has data storage structures provided at least in part by one or more vertical films that do not extend between vertically adjacent memory cells. The 3D memory array includes conductive strips and dielectric strips, alternately stacked over a substrate. The conductive strips may be laterally indented from the dielectric strips to form recesses. A data storage film may be disposed within these recesses. Any portion of the data storage film deposited outside the recesses may have been effectively removed, whereby the data storage film is essentially discontinuous from tier to tier within the 3D memory array. The data storage film within each tier may have upper and lower boundaries that are the same as those of a corresponding conductive strip. The data storage film may also be made discontinuous between horizontally adjacent memory cells.
    Type: Application
    Filed: November 26, 2024
    Publication date: March 13, 2025
    Inventors: Sheng-Chen Wang, Feng-Cheng Yang, Meng-Han Lin, Sai-Hooi Yeong, Yu-Ming Lin, Han-Jong Chia
  • Patent number: 12250822
    Abstract: A three-dimensional memory device and a manufacturing method thereof are provided. The three-dimensional memory device includes first and second stacking structures, isolation pillars, gate dielectric layers, channel layers and conductive pillars. The stacking structures are laterally spaced apart from each other. The stacking structures respectively comprises alternately stacked insulating layers and conductive layers. The isolation pillars laterally extend between the stacking structures. The isolation pillars further protrude into the stacking structures, and a space between the stacking structures is divided into cell regions. The gate dielectric layers are respectively formed in one of the cell regions, and cover opposing sidewalls of the stacking structures and sidewalls of the isolation pillars. The channel layers respectively cover an inner surface of one of the gate dielectric layers.
    Type: Grant
    Filed: June 21, 2023
    Date of Patent: March 11, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Meng-Han Lin, Chun-Fu Cheng, Feng-Cheng Yang, Sheng-Chen Wang, Yu-Chien Chiu, Han-Jong Chia
  • Patent number: 12249640
    Abstract: Doping techniques for fin-like field effect transistors (FinFETs) are disclosed herein. An exemplary method includes forming a fin structure, forming a doped amorphous layer over a portion of the fin structure, and performing a knock-on implantation process to drive a dopant from the doped amorphous layer into the portion of the fin structure, thereby forming a doped feature. The doped amorphous layer includes a non-crystalline form of a material. In some implementations, the knock-on implantation process crystallizes at least a portion of the doped amorphous layer, such that the portion of the doped amorphous layer becomes a part of the fin structure. In some implementations, the doped amorphous layer includes amorphous silicon, and the knock-on implantation process crystallizes a portion of the doped amorphous silicon layer.
    Type: Grant
    Filed: November 30, 2023
    Date of Patent: March 11, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Sai-Hooi Yeong, Sheng-Chen Wang, Bo-Yu Lai, Ziwei Fang, Feng-Cheng Yang, Yen-Ming Chen
  • Patent number: 12249550
    Abstract: A semiconductor package including an insulating encapsulation, an integrated circuit component, and conductive elements is provided. The integrated circuit component is encapsulated in the insulating encapsulation, wherein the integrated circuit component has at least one through silicon via protruding from the integrated circuit component. The conductive elements are located on the insulating encapsulation, wherein one of the conductive elements is connected to the at least one through silicon via, and the integrated circuit component is electrically connected to the one of the conductive elements through the at least one through silicon via.
    Type: Grant
    Filed: May 4, 2022
    Date of Patent: March 11, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Feng-Cheng Hsu, Shin-Puu Jeng
  • Publication number: 20250076724
    Abstract: A touch display apparatus comprises an electrophoretic structure, a protective layer, and at least one touch sensing layer. The protective layer is disposed on the electrophoretic structure and comprises an organic material layer and an inorganic material layer. The inorganic material layer is located between the electrophoretic structure and the organic material layer. The material of the inorganic material layer comprises silicon dioxide (SiO2). The thickness of the inorganic material layer is from 20 nm to 400 nm. The touch sensing layer is disposed on one side of the protective layer.
    Type: Application
    Filed: June 26, 2024
    Publication date: March 6, 2025
    Inventors: Feng-Cheng Hsu, An-Lun Han, Chien-Min Lai, Min-Yih Cheng
  • Patent number: 12243800
    Abstract: A method for forming a package structure is provided. The method includes disposing a semiconductor die over a carrier substrate, wherein a removable film is formed over the semiconductor die, disposing a first stacked die package structure over the carrier substrate, wherein a top surface of the removable film is higher than a top surface of the first stacked die package structure, and removing the removable film to expose a top surface of the semiconductor die, wherein a top surface of the semiconductor die is lower than the top surface of the first stacked die package structure.
    Type: Grant
    Filed: January 18, 2024
    Date of Patent: March 4, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Shin-Puu Jeng, Po-Yao Lin, Feng-Cheng Hsu, Shuo-Mao Chen, Chin-Hua Wang
  • Patent number: D1068603
    Type: Grant
    Filed: November 28, 2023
    Date of Patent: April 1, 2025
    Assignee: EVOTAIWAN CO., LTD.
    Inventor: Hsu-Feng Cheng