Patents by Inventor Cheng-Hsien Lu

Cheng-Hsien Lu 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: 20250191994
    Abstract: A semiconductor structure includes a semiconductor substrate, and a heat dissipating component disposed on a surface of the semiconductor substrate. The heat dissipating component includes a plurality of protrusions. Each of the protrusions includes a plurality of first sections and a plurality of second sections, wherein a dimension of each of the first sections is different from a dimension of each of the second sections. A method of forming the semiconductor structure is also disclosed.
    Type: Application
    Filed: December 11, 2023
    Publication date: June 12, 2025
    Inventors: Yun-Yuan WANG, Cheng-Hsien LU, Dai-Ying LEE, Wei-Lun WENG
  • Patent number: 12283343
    Abstract: The disclosure provides an in-memory search (IMS) memory cell, an IMS method and an IMS memory device. The IMS method comprises: encoding a search data and a storage data by a first IMS encoding into a first IMS encoded search data and a first IMS encoded storage data; encoding the first IMS encoded search data by a second IMS encoding into a plurality of search voltages; encoding the first IMS encoded storage data by the second IMS encoding into a plurality of threshold voltages of a plurality of memory cells of a plurality IMS memory cells of the IMS memory device; and searching the IMS memory cells by the search voltages to generate a search result.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: April 22, 2025
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Yun-Yuan Wang, Cheng-Hsien Lu, Po-Hao Tseng, Ming-Hsiu Lee
  • Patent number: 12255136
    Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate and a via structure. The via structure is through the substrate. The via structure includes a first conductive portion, a second conductive portion, a first barrier portion, a second barrier portion, and a third barrier portion. The first conductive portion has a ring-shaped cross section. The second conductive portion is disposed at an inner side of the first conductive portion. The second conductive portion has a ring-shaped cross section. The first barrier portion is disposed at an outer side of the first conductive portion. The second barrier portion is disposed between the first conductive portion and the second conductive portion. The third barrier portion is disposed at an inner side of the second conductive portion. At least one of the first barrier portion, the second barrier portion, or the third barrier portion includes an insulating 2D material.
    Type: Grant
    Filed: May 19, 2022
    Date of Patent: March 18, 2025
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Cheng-Hsien Lu, Yun-Yuan Wang, Ming-Hsiu Lee, Dai-Ying Lee
  • Publication number: 20250087600
    Abstract: A semiconductor bonded structure including a first semiconductor chip, at least one second semiconductor chip, a stress adjusting structure, and a circuit layer is provided. The at least one second semiconductor chip is disposed on the first semiconductor chip and electrically connected to the first semiconductor chip. The stress adjusting structure is disposed in at least one of the first semiconductor chip and the at least one second semiconductor chip. The circuit layer is disposed on the at least one second semiconductor chip and the circuit layer is electrically connected to the at least one second semiconductor chip. A fabricating method of the semiconductor bonded structure is also provided. The semiconductor bonded structure may be applied to the fabrication of 3D NAND flash memory with high performance and high capacity.
    Type: Application
    Filed: August 19, 2024
    Publication date: March 13, 2025
    Applicant: MACRONIX International Co., Ltd.
    Inventors: Cheng-Hsien Lu, Ming-Hsiu Lee, Dai-Ying Lee
  • Publication number: 20240321686
    Abstract: A semiconductor chip including a semiconductor substrate and an interconnect structure is provided. The semiconductor substrate includes semiconductor devices. The interconnect structure is disposed on the semiconductor substrate and electrically connected to the semiconductor devices. The semiconductor substrate or the interconnect structure includes at least one conductor, which includes a first conductive part and a second conductive part connected to the first conductive part. The first conductive part includes randomly oriented metal, and the second conductive part includes oriented metal. A bonding structure including the above-mentioned semiconductor chip and a fabricating method for fabricating the above-mentioned semiconductor chip are also provided.
    Type: Application
    Filed: March 20, 2023
    Publication date: September 26, 2024
    Applicant: MACRONIX International Co., Ltd.
    Inventors: Cheng-Hsien Lu, Wei-Lun Weng, Ming-Hsiu Lee, Dai-Ying Lee
  • Patent number: 12094564
    Abstract: The application provides a memory device and an operation method thereof. The memory device includes: a memory array, for processing model computation having a plurality of input values and a plurality of interact coefficients; and at least one calculation unit. In receiving the input values, a first part and a second part of the memory cells generate a first part and a second part of the common source currents, respectively. The first part of the memory cells is electrically isolated from the second part of the memory cells based on a diagonal of the memory array. The at least one calculation unit calculates a first part and a second part of a local field energy of the model computation based on the first part and the second part of the common source currents.
    Type: Grant
    Filed: August 5, 2022
    Date of Patent: September 17, 2024
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Yun-Yuan Wang, Cheng-Hsien Lu, Dai-Ying Lee, Ming-Hsiu Lee, Feng-Min Lee
  • Publication number: 20240304579
    Abstract: Semiconductor devices and a method for forming a semiconductor device are provided. The semiconductor device includes a substrate, a first semiconductor structure on the substrate, a second semiconductor structure on the first semiconductor structure, and a wire coupled between the substrate and the first semiconductor structure. The first semiconductor structure and the second semiconductor structure are electrically connected to the substrate through the wire. A footprint of the first semiconductor structure is greater than a footprint of the second semiconductor structure.
    Type: Application
    Filed: March 6, 2023
    Publication date: September 12, 2024
    Inventors: Dai-Ying LEE, Cheng-Hsien LU
  • Publication number: 20240203858
    Abstract: A semiconductor structure is provided. The semiconductor structure comprises a substrate, a via, a liner layer, a barrier layer, and a conductor. The via penetrates through the substrate. The liner layer is formed on a sidewall of the via. The barrier layer is formed on the liner layer. The barrier layer comprises a conductive 2D material. The conductor fills a remaining space of the via.
    Type: Application
    Filed: March 4, 2024
    Publication date: June 20, 2024
    Inventors: Cheng-Hsien LU, Yun-Yuan WANG, Dai-Ying LEE
  • Publication number: 20240194229
    Abstract: The disclosure provides an in-memory search (IMS) memory cell, an IMS method and an IMS memory device. The IMS method comprises: encoding a search data and a storage data by a first IMS encoding into a first IMS encoded search data and a first IMS encoded storage data; encoding the first IMS encoded search data by a second IMS encoding into a plurality of search voltages; encoding the first IMS encoded storage data by the second IMS encoding into a plurality of threshold voltages of a plurality of memory cells of a plurality IMS memory cells of the IMS memory device; and searching the IMS memory cells by the search voltages to generate a search result.
    Type: Application
    Filed: December 12, 2022
    Publication date: June 13, 2024
    Inventors: Yun-Yuan WANG, Cheng-Hsien LU, Po-Hao TSENG, Ming-Hsiu LEE
  • Patent number: 11955416
    Abstract: A semiconductor structure is provided. The semiconductor structure comprises a substrate, a via, a liner layer, a barrier layer, and a conductor. The via penetrates through the substrate. The liner layer is formed on a sidewall of the via. The barrier layer is formed on the liner layer. The barrier layer comprises a conductive 2D material. The conductor fills a remaining space of the via.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: April 9, 2024
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Cheng-Hsien Lu, Yun-Yuan Wang, Dai-Ying Lee
  • Patent number: 11930843
    Abstract: A cartridge assembly may be utilized in combination with an electronic nicotine delivery system for the safe, efficient and cost-effective means for delivering a controlled dose of nicotine to a user on demand. The cartridge assembly includes a reservoir with a material for holding liquid nicotine or a liquid nicotine solution and is constructed from a material that is chemically resistant to nicotine or nicotine solution. The cartridge assembly includes an anti-counterfeit feature to prevent use of an unauthorized cartridge in the electronic nicotine delivery system. The cartridge assembly also includes an anti-reuse feature that precludes reuse of the cartridge assembly once removed from the electronic nicotine delivery system. Essentially, the cartridge assembly is designed for a single use only.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: March 19, 2024
    Assignee: McNeil AB
    Inventors: Corrado Tasselli, Cheng-Hsien Lu, Chun-Hao Hsu
  • Publication number: 20240046970
    Abstract: The application provides a memory device and an operation method thereof. The memory device includes: a memory array, for processing model computation having a plurality of input values and a plurality of interact coefficients; and at least one calculation unit. In receiving the input values, a first part and a second part of the memory cells generate a first part and a second part of the common source currents, respectively. The first part of the memory cells is electrically isolated from the second part of the memory cells based on a diagonal of the memory array. The at least one calculation unit calculates a first part and a second part of a local field energy of the model computation based on the first part and the second part of the common source currents.
    Type: Application
    Filed: August 5, 2022
    Publication date: February 8, 2024
    Inventors: Yun-Yuan WANG, Cheng-Hsien LU, Dai-Ying LEE, Ming-Hsiu LEE, Feng-Min LEE
  • Publication number: 20230378053
    Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate and a via structure. The via structure is through the substrate. The via structure includes a first conductive portion, a second conductive portion, a first barrier portion, a second barrier portion, and a third barrier portion. The first conductive portion has a ring-shaped cross section. The second conductive portion is disposed at an inner side of the first conductive portion. The second conductive portion has a ring-shaped cross section. The first barrier portion is disposed at an outer side of the first conductive portion. The second barrier portion is disposed between the first conductive portion and the second conductive portion. The third barrier portion is disposed at an inner side of the second conductive portion. At least one of the first barrier portion, the second barrier portion, or the third barrier portion includes an insulating 2D material.
    Type: Application
    Filed: May 19, 2022
    Publication date: November 23, 2023
    Inventors: Cheng-Hsien LU, Yun-Yuan WANG, Ming-Hsiu LEE, Dai-Ying LEE
  • Patent number: 11816030
    Abstract: A memory device, for executing an anneal computation with first state and a second state. The memory device includes a first memory array, a second memory array, a control circuit, a sensing circuit and a processing circuit. the control circuit selects a first horizontal row of memory units from the first memory array, and selects a second horizontal row of memory units from the second memory array. The sensing circuit computes a local energy value of the first state according to the current generated by the memory units of the first horizontal row, and computes a local energy value of the second state according to the current generated by the memory units of the second horizontal row. The processing circuit updates the first state and/or the second state according to the local energy value of the first state and the local energy value of the second state.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: November 14, 2023
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Yun-Yuan Wang, Cheng-Hsien Lu, Ming-Hsiu Lee
  • Publication number: 20230236967
    Abstract: A memory device, for executing an anneal computation with first state and a second state. The memory device includes a first memory array, a second memory array, a control circuit, a sensing circuit and a processing circuit. the control circuit selects a first horizontal row of memory units from the first memory array, and selects a second horizontal row of memory units from the second memory array. The sensing circuit computes a local energy value of the first state according to the current generated by the memory units of the first horizontal row, and computes a local energy value of the second state according to the current generated by the memory units of the second horizontal row. The processing circuit updates the first state and/or the second state according to the local energy value of the first state and the local energy value of the second state.
    Type: Application
    Filed: April 18, 2022
    Publication date: July 27, 2023
    Inventors: Yun-Yuan WANG, Cheng-Hsien LU, Ming-Hsiu LEE
  • Publication number: 20230118468
    Abstract: A memory device and a computing method thereof are provided in the present disclosure. The computing method includes the following steps. A plurality of input-values of a model computation are respectively received through a plurality of first-word-lines of a memory array. Inverted logic values of the input-values are respectively received through a plurality of second-word-lines. The input-values are respectively received through a plurality of first-bit-lines. The inverted logic values are respectively received through a plurality of second-bit-lines. Logic XNOR operation is performed according to each of the input-values and each of the inverted values to obtain a first computation result, and multiplied with one of self-coefficients or one of mutual coefficients of the model computation to obtain a plurality of output-values. The output-values are outputted through a plurality of common-source-lines.
    Type: Application
    Filed: October 15, 2021
    Publication date: April 20, 2023
    Inventors: Yun-Yuan WANG, Ming-Liang WEI, Ming-Hsiu LEE, Cheng-Hsien LU
  • Publication number: 20230079160
    Abstract: A semiconductor structure is provided. The semiconductor structure comprises a substrate, a via, a liner layer, a barrier layer, and a conductor. The via penetrates through the substrate. The liner layer is formed on a sidewall of the via. The barrier layer is formed on the liner layer. The barrier layer comprises a conductive 2D material. The conductor fills a remaining space of the via.
    Type: Application
    Filed: September 15, 2021
    Publication date: March 16, 2023
    Inventors: Cheng-Hsien LU, Yun-Yuan WANG, Dai-Ying LEE
  • Publication number: 20210145053
    Abstract: A cartridge assembly may be utilized in combination with an electronic nicotine delivery system for the safe, efficient and cost-effective means for delivering a controlled dose of nicotine to a user on demand. The cartridge assembly includes a reservoir with a material for holding liquid nicotine or a liquid nicotine solution and is constructed from a material that is chemically resistant to nicotine or nicotine solution. The cartridge assembly includes an anti-counterfeit feature to prevent use of an unauthorized cartridge in the electronic nicotine delivery system. The cartridge assembly also includes an anti-reuse feature that precludes reuse of the cartridge assembly once removed from the electronic nicotine delivery system. Essentially, the cartridge assembly is designed for a single use only.
    Type: Application
    Filed: February 5, 2019
    Publication date: May 20, 2021
    Inventors: Corrado Tasselli, Cheng-Hsien Lu, Chun-Hao Hsu
  • Patent number: 9643183
    Abstract: The centrifugal channel device includes a channel body, a collecting unit and a waste liquid tank. The channel body includes a first surface and a second surface relatively disposed. The channel body includes a sample inlet, a sample channel, an isolation tank, a reagent inlet, a reagent channel and a mixing channel. The sample inlet is disposed on the first surface. The sample channel is connected to the sample inlet. The isolation tank is adjacently disposed and communicates with the sample channel. The reagent inlet is disposed on the first surface. The reagent channel is connected to the reagent inlet. One end of the mixing channel is connected with the sample channel and the reagent channel. The collecting unit has an opening and an overflow hole. The opening communicates with another end of the mixing channel. The waste liquid tank communicates with the opening of the collecting unit.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: May 9, 2017
    Assignee: Delta Electronics, Inc.
    Inventors: Chien-Chung Chang, Sheng-Yan Hu, Cheng-Hsien Lu
  • Publication number: 20160199836
    Abstract: The centrifugal channel device includes a channel body, a collecting unit and a waste liquid tank. The channel body includes a first surface and a second surface relatively disposed. The channel body includes a sample inlet, a sample channel, an isolation tank, a reagent inlet, a reagent channel and a mixing channel. The sample inlet is disposed on the first surface. The sample channel is connected to the sample inlet. The isolation tank is adjacently disposed and communicates with the sample channel. The reagent inlet is disposed on the first surface. The reagent channel is connected to the reagent inlet. One end of the mixing channel is connected with the sample channel and the reagent channel. The collecting unit has an opening and an overflow hole. The opening communicates with another end of the mixing channel. The waste liquid tank communicates with the opening of the collecting unit.
    Type: Application
    Filed: November 19, 2015
    Publication date: July 14, 2016
    Inventors: CHIEN-CHUNG CHANG, SHENG-YAN HU, CHENG-HSIEN LU