Patents by Inventor Dai Ying LEE

Dai Ying LEE 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: 20250253262
    Abstract: The chip includes a device region at a substrate, a corner region at a corner of the substrate, a seal ring surrounding the device region and including a corner section adjacent the corner region, a scribe line region surrounding the seal ring and the corner region, and an alignment key disposed neighboring the seal ring. A package structure including the chip having alignment key is also disclosed.
    Type: Application
    Filed: February 1, 2024
    Publication date: August 7, 2025
    Inventors: Cheng-Hsien LU, Ming-Hsiu LEE, Dai-Ying LEE
  • Publication number: 20250227935
    Abstract: The present disclosure provides a semiconductor structure and a manufacturing method thereof. The semiconductor structure includes a semiconductor substrate, an underlayer, a ferroelectric material layer, and a conductive layer. The underlayer covers the semiconductor substrate. The ferroelectric material layer covers the underlayer, in which the underlayer has a surface facing the ferroelectric material layer, and the surface has a root mean square roughness of less than 1 nm. The conductive layer covers the ferroelectric material layer.
    Type: Application
    Filed: May 31, 2024
    Publication date: July 10, 2025
    Inventors: Dai-Ying LEE, Ming-Hsiu LEE, Zefu ZHAO, Wei-Teng HSU, Chee-Wee LIU
  • 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
  • Publication number: 20250133745
    Abstract: A non-volatile memory cell includes a capacitor which includes a top electrode, a bottom electrode, a ferroelectric layer disposed between the top electrode and the bottom electrode, and an amorphous layer disposed between the top electrode and the bottom electrode, wherein an atomic arrangement of the amorphous layer is different from an atomic arrangement of the top electrode and the bottom electrode. A method of fabricating a non-volatile memory cell and a memory cell array thereof are also disclosed.
    Type: Application
    Filed: October 18, 2023
    Publication date: April 24, 2025
    Inventors: Dai-Ying LEE, Ming-Hsiu LEE, Zefu ZHAO, Chee-Wee LIU
  • Patent number: 12260917
    Abstract: A storage device for generating an identity code, includes a first storage circuit, a second storage circuit and a reading circuit. The first storage circuit stores several first data having several bits. The second storage circuit stores several second data having several bits. The reading circuit reads the second data from the second storage circuit to form a first sequence, and simultaneously reads the first data from the first storage circuit to form a second sequence. The reading circuit includes a processing circuit which simultaneously receives the first sequence and the second sequence, selects a first portion of the second sequence to form a target sequence according to the first sequence, and outputs the target sequence to serve as an identity code. Logical values of the bits of the first data and the second data are randomly distributed or pre-defined by a user.
    Type: Grant
    Filed: April 1, 2024
    Date of Patent: March 25, 2025
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Yu-Hsuan Lin, Dai-Ying Lee, 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
  • Patent number: 12254915
    Abstract: The integrated circuit structure includes a substrate and a memory cell over the substrate. The memory cell includes a channel layer, a first doped region, a second doped region, a first ferroelectric layer, and a first gate layer. The first doped region is at a first side of the channel layer and doped with a first dopant being of a first conductivity type. The second doped region is at a second side of the channel layer opposing the first side and doped with a second dopant being of a second conductivity type different from the first conductivity type. The ferroelectric layer is over the channel layer and between the first and second doped regions. The gate layer is over the ferroelectric layer.
    Type: Grant
    Filed: August 31, 2023
    Date of Patent: March 18, 2025
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Dai-Ying Lee, Teng-Hao Yeh, Wei-Chen Chen, Rachit Dobhal, Zefu Zhao, Chee-Wee Liu
  • 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: 20250078893
    Abstract: The integrated circuit structure includes a substrate and a memory cell over the substrate. The memory cell includes a channel layer, a first doped region, a second doped region, a first ferroelectric layer, and a first gate layer. The first doped region is at a first side of the channel layer and doped with a first dopant being of a first conductivity type. The second doped region is at a second side of the channel layer opposing the first side and doped with a second dopant being of a second conductivity type different from the first conductivity type. The ferroelectric layer is over the channel layer and between the first and second doped regions. The gate layer is over the ferroelectric layer.
    Type: Application
    Filed: August 31, 2023
    Publication date: March 6, 2025
    Inventors: Dai-Ying LEE, Teng-Hao YEH, Wei-Chen CHEN, Rachit DOBHAL, Zefu ZHAO, Chee-Wee LIU
  • Patent number: 12114514
    Abstract: A memory device and a method for manufacturing the memory device are provided. The memory device includes a stack and a plurality of memory strings. The stack is disposed on the substrate, and the stack includes a plurality of conductive layers and a plurality of insulating layers alternately stacked. The memory strings pass through the stack along a first direction, wherein a first memory string in the memory strings includes a first conductive pillar and a second conductive pillar, a channel layer, and a memory structure. The first conductive pillar and the second conductive pillar respectively extend along the first direction and are separated from each other. The channel layer is disposed between the first conductive pillar and the second conductive pillar. The memory structure surrounds the second conductive pillar, and the memory structure includes a resistive memory material.
    Type: Grant
    Filed: November 27, 2023
    Date of Patent: October 8, 2024
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Feng-Min Lee, Erh-Kun Lai, Dai-Ying Lee, Yu-Hsuan Lin, Po-Hao Tseng, Ming-Hsiu 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
  • Patent number: 12046286
    Abstract: A semiconductor circuit and an operating method for the same are provided. The semiconductor circuit includes strings. The strings include a first string and a second string. The first string includes a first device unit and a second device unit in series. The first string has a weight signal W1. The first device unit has an input signal A. The second device unit has an input signal B. The second string includes a third device unit and a fourth device unit in series. The second string has a weight signal W2. The third device unit has an input signal ?. The fourth device unit has an input signal B. An output signal of the semiconductor circuit is a sum of output string signals of the strings.
    Type: Grant
    Filed: June 23, 2022
    Date of Patent: July 23, 2024
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Yun-Yuan Wang, Wei-Chen Chen, Dai-Ying Lee, Ming-Hsiu Lee
  • Publication number: 20240242767
    Abstract: A storage device for generating an identity code, includes a first storage circuit, a second storage circuit and a reading circuit. The first storage circuit stores several first data having several bits. The second storage circuit stores several second data having several bits. The reading circuit reads the second data from the second storage circuit to form a first sequence, and simultaneously reads the first data from the first storage circuit to form a second sequence. The reading circuit includes a processing circuit which simultaneously receives the first sequence and the second sequence, selects a first portion of the second sequence to form a target sequence according to the first sequence, and outputs the target sequence to serve as an identity code. Logical values of the bits of the first data and the second data are randomly distributed or pre-defined by a user.
    Type: Application
    Filed: April 1, 2024
    Publication date: July 18, 2024
    Inventors: Yu-Hsuan LIN, Dai-Ying LEE, Ming-Hsiu LEE
  • 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
  • Patent number: 11984166
    Abstract: A storage device for generating an identity code and an identity code generating method are disclosed. The storage device includes a first storage circuit, a second storage circuit and a reading circuit. The first storage circuit stores a plurality of first data and the first data have a plurality of bits. The second storage circuit stores a plurality of second data and the second data have a plurality of bits. The reading circuit reads the second data from the second storage circuit to form a first sequence, selects a first portion of the first data according to the first sequence, reads the first portion of the first data from the first storage circuit to form a target sequence and outputs the target sequence to serve as an identity code.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: May 14, 2024
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Yu-Hsuan Lin, Dai-Ying Lee, 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
  • Publication number: 20240090238
    Abstract: A memory device and a method for manufacturing the memory device are provided. The memory device includes a stack and a plurality of memory strings. The stack is disposed on the substrate, and the stack includes a plurality of conductive layers and a plurality of insulating layers alternately stacked. The memory strings pass through the stack along a first direction, wherein a first memory string in the memory strings includes a first conductive pillar and a second conductive pillar, a channel layer, and a memory structure. The first conductive pillar and the second conductive pillar respectively extend along the first direction and are separated from each other. The channel layer is disposed between the first conductive pillar and the second conductive pillar. The memory structure surrounds the second conductive pillar, and the memory structure includes a resistive memory material.
    Type: Application
    Filed: November 27, 2023
    Publication date: March 14, 2024
    Inventors: Feng-Min LEE, Erh-Kun LAI, Dai-Ying LEE, Yu-Hsuan LIN, Po-Hao TSENG, Ming-Hsiu LEE
  • Publication number: 20240071821
    Abstract: A semiconductor element and a method for manufacturing the same are provided. The semiconductor element includes a plug and a via on the plug and electrically connected to the plug. The plug includes a tungsten plug and a conductive layer on the tungsten plug. The tungsten plug and the conductive layer include different materials. The tungsten plug has a first width in a lateral direction. The conductive layer has a second width in the lateral direction. The second width is greater than or equal to the first width. The conductive layer is between the via and the tungsten plug.
    Type: Application
    Filed: August 23, 2022
    Publication date: February 29, 2024
    Inventors: Dai-Ying LEE, Yu-Chao HUANG