Patents Assigned to AP MEMORY TECHNOLOGY CORPORATION
  • Patent number: 12609246
    Abstract: A capacitor device is provided. The capacitor device includes a capacitor structure, a conductive line, an interlayer dielectric (ILD) and a first via conductor. The capacitor structure includes a lower electrode and an upper electrode. The conductive line is leveled with the lower electrode and electrically isolated from the lower electrode. The ILD is disposed over the capacitor structure and the conductive line. The first via conductor is adjacent to the capacitor structure and electrically coupled to the conductive line. A method for manufacturing a capacitor die is also provided.
    Type: Grant
    Filed: August 1, 2023
    Date of Patent: April 21, 2026
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventors: Wen-Liang Chen, Yen-Jun Li
  • Publication number: 20260101739
    Abstract: A device package includes a first tier, a second tier stacked upon the first tier, and a through tier via unitarily penetrating through the first and second tiers. The first tier includes a first device and a first interconnect structure electrically coupled to the first device, the first interconnect structure includes a first metal layer, and the first metal layer includes a first connection branch. The second tier includes a second device and a second interconnect structure electrically coupled to the second device, the second interconnect structure includes a second metal layer, and the second metal layer includes a second connection branch. The through tier via is electrically coupled to the first and second connection branches.
    Type: Application
    Filed: July 29, 2025
    Publication date: April 9, 2026
    Applicant: AP Memory Technology Corporation
    Inventors: WenLiang Chen, Chin-Hung Liu, Shih-Yao Chen
  • Publication number: 20260068622
    Abstract: A semiconductor device and a semiconductor package comprising the semiconductor device are provided. The semiconductor device comprises a first semiconductor die having a front side and a backside opposite to the front side and comprising first active components disposed adjacent to the front side of the first semiconductor die. The semiconductor device also comprises a second semiconductor die having a first side bonded to the backside of the first semiconductor die and a second side opposite to the first side. The second semiconductor die comprises passive components that are configured to manage a power delivery to the first semiconductor die.
    Type: Application
    Filed: December 27, 2024
    Publication date: March 5, 2026
    Applicant: AP MEMORY TECHNOLOGY CORPORATION
    Inventor: Wenliang CHEN
  • Publication number: 20260024610
    Abstract: A memory device includes a first bit line set, a first column selection circuit, a first data line and a second data line. The first bit line set includes a first bit line and a second bit line. The first column selection circuit is coupled to the first bit line and the second bit line. The first data line includes a first line segment coupled to the first column selection circuit. The second data line includes a second line segment coupled to the first column selection circuit. Wherein the first column selection circuit is configured to electrically connect the first bit line to the first line segment for transmitting a first bit of normal data to the first line segment, and to electrically connect the second bit line to the second line segment for transmitting a first bit of Error Correction/Detection data to the second line segment.
    Type: Application
    Filed: December 19, 2024
    Publication date: January 22, 2026
    Applicant: AP Memory Technology Corporation
    Inventor: WenLiang Chen
  • Patent number: 12499931
    Abstract: A memory device includes a plurality of sets of bitlines, a set of data lines and a column selection circuit. Each data line is segmented into line segments separated from each other. A first data line includes a first line segment and a second line segment adjacent to each other. A second data line includes a first line segment. The column selection circuit is configured to selectively a first bitline in a first set of bitlines and a first bitline in a second set of bitlines to the first line segment and the second line segment of the first data line, respectively, and to selectively couple a second bitline in the first set of bitlines and a second bitline in the second set of bitlines to the first line segment of the second data line.
    Type: Grant
    Filed: August 11, 2023
    Date of Patent: December 16, 2025
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventors: Wen-Liang Chen, Lin Ma
  • Publication number: 20250329689
    Abstract: Provided is a semiconductor package structure including a carrier, a first chip, a second chip, a plurality of bonding wires, and a plurality of first bumps. The first chip is disposed on the carrier. The second chip is disposed on the first chip. The plurality of bonding wires is arranged to electrically connect the first chip and the carrier. The plurality of first bumps is arranged to electrically connect the second chip and the first chip. The plurality of first bumps is sandwiched between the second chip and the first chip.
    Type: Application
    Filed: April 18, 2024
    Publication date: October 23, 2025
    Applicant: AP Memory Technology Corporation
    Inventors: Girish Nanjappa, Wen-Liang Chen, Chung-Chiang Huang
  • Publication number: 20250309203
    Abstract: A semiconductor structure including a semiconductor die, a component layer and a pseudo static random access memory (PSRAM) die is provided. The component layer is disposed on the surface of the semiconductor die, wherein the component layer includes an organic layer. The PSRAM die is disposed on the surface of the semiconductor die and is electrically connected to the semiconductor die. A manufacturing method of a semiconductor structure is also provided.
    Type: Application
    Filed: March 28, 2024
    Publication date: October 2, 2025
    Applicant: AP Memory Technology Corporation
    Inventors: Chung-Chiang Huang, Kee-Wei Chung, Ru-Yi Cai
  • Publication number: 20250311392
    Abstract: A capacitor structure is provided. The capacitor structure includes a substrate, a plurality of capacitor cells, a first cell plate, a plurality of second cell plates, and a plurality of vias. The plurality of capacitor cells are formed upon the substrate. The first cell plate is disposed between the substrate and the plurality of capacitor cells, and the plurality of second cell plates are disposed on the plurality of capacitor cells respectively. The vias are disposed on the second cell plates. The plurality of capacitor cells are connected in series.
    Type: Application
    Filed: March 26, 2024
    Publication date: October 2, 2025
    Applicant: AP Memory Technology Corporation
    Inventors: Kuan-Ting Chen, Yun-Jui Lee, Chun-Yi Lin, Chin-Hung Liu
  • Patent number: 12394473
    Abstract: An interface of a memory circuit includes a chip enable terminal, at least one data terminal, and a data strobe terminal. The chip enable terminal receives a chip enable signal that varies between a first high voltage and a low voltage. The at least one data terminal receives a first data signal that varies between a second high voltage and the low voltage during a command phase, and transmits or receives a second data signal during a data phase. The data strobe terminal receives a first data strobe signal that periodically varies between the second high voltage and the low voltage during the command phase, and transmits or receives a second data strobe signal that swings periodically during the data phase. During a transition interval between the command phase and the data phase, the data strobe terminal stops receiving or transmitting data strobe signals that swing periodically.
    Type: Grant
    Filed: December 11, 2023
    Date of Patent: August 19, 2025
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventors: Wenliang Chen, Girish Nanjappa, Lin Ma, Hung-Piao Ma, Keng Lone Wong, Chun Yi Lin
  • Patent number: 12334139
    Abstract: A memory device includes one or more memory blocks. Each memory block includes a plurality of first sense amplifier circuits, a plurality of row segments, and a plurality of row decoders. The row segments and the first sense amplifier circuits are arranged alternately along a first direction. Each row segment includes a plurality of memory cells arranged in rows and columns. Each column of memory cells extends in the first direction. The row segments are divided into N groups of row segments, and N is greater than one. The row decoders are coupled to the row segments respectively, and divided into N groups of row decoders.
    Type: Grant
    Filed: June 9, 2023
    Date of Patent: June 17, 2025
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventor: Wenliang Chen
  • Publication number: 20250116941
    Abstract: A stitching method for an exposure process includes following steps. A wafer is provided. The wafer includes interposer regions, each of which includes a logic chip region, a first memory chip region, and a second memory chip region. The logic chip region is located between the first and second memory chip regions. A photoresist layer is formed on the wafer. First exposure processes are performed on the photoresist layer by applying a first photomask to form first shot regions in the photoresist layer. Second exposure processes are performed on the photoresist layer by applying a second photomask to form second shot regions in the photoresist layer. The first shot regions and the second shot regions are arranged alternately in a first direction. The first shot regions and the second shot regions are overlapped to form stitching regions, each of which is not located in the logic chip region.
    Type: Application
    Filed: November 14, 2023
    Publication date: April 10, 2025
    Applicants: Powerchip Semiconductor Manufacturing Corporation, AP Memory Technology Corporation
    Inventors: Shou-Zen Chang, Chun-Lin Lu, Cheng-Shu Ho, Kuo-Wei Liu, Kee-Wei Chung, Ru-Yi Cai
  • Patent number: 12272643
    Abstract: A semiconductor device with an identification structure is provided. The semiconductor device includes a substrate and a metallization structure over the substrate. The metallization structure includes an interconnection region having a plurality of metal layers and an identification region isolated from the interconnection region. The identification region has an identification structure leveled with one of the metal layer. The identification structure includes at least one exposing recess and at least one exposing fuse. A method for manufacturing a semiconductor device with an identification structure and a method for tracing a production information of a semiconductor device are also provided.
    Type: Grant
    Filed: May 19, 2022
    Date of Patent: April 8, 2025
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventor: Wenliang Chen
  • Patent number: 12243606
    Abstract: A memory device includes a memory die, a non-volatile memory circuit, and a logic die. The memory die includes a first memory space and a second memory space. The non-volatile memory circuit stores a repair table file corresponding to the first memory space. The logic die is coupled to the memory die and the non-volatile memory. The logic die selectively accesses the first memory space or the second memory space of the memory die according a comparing result of an input address and the repair table file. The memory die and is different from the logic die.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: March 4, 2025
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventors: Hsin-Nan Chueh, Wenliang Chen, Chin-Hung Liu
  • Patent number: 12176320
    Abstract: A method for bonding tested wafers is provided. The method includes the following operations. A first wafer having a first surface is received, and the first wafer includes a test pad and a conductive pad at the first surface of the first wafer and the test pad has a recess caused by a test probe and the conductive pad is electrically connected to the test pad. The first surface of the first wafer is planarized. A first hybrid bonding layer is formed over the first surface of the first wafer. The first wafer and a second wafer are bonded to connect the first hybrid bonding layer and a second hybrid bonding layer on the second water. A semiconductor structure and a method for testing pre-bonded wafers are also provided.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: December 24, 2024
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventors: Wenliang Chen, Chien An Yu
  • Patent number: 12048142
    Abstract: A method for manufacturing a plurality of semiconductor structures is provided. The method includes the operations as follows. A first hybrid bonding layer is formed over a first wafer including a plurality of first memory structures. A second hybrid bonding layer is formed over a second wafer including a plurality of control circuit structures. The memory structures and the control circuit structures are in contact with the first and the second hybrid bonding layers, respectively. The first wafer and the second wafer are bonded through a first hybrid bonding operation to connect the first and the second hybrid bonding layers, thereby obtaining a first bonded wafer. At least the first wafer, the second wafer, the first hybrid bonding structure, and the second hybrid bonding structure are singulated to obtain the plurality of semiconductor structures. A method for manufacturing a system in package (SiP) is also provided.
    Type: Grant
    Filed: April 26, 2023
    Date of Patent: July 23, 2024
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventors: Wenliang Chen, Lin Ma
  • Patent number: 11967363
    Abstract: A display controller includes a first chip and a second chip. The first chip is configured to control a display device. The second chip is externally coupled to the first chip, and configured to be a random access memory and. The first chip is further configured to provide a first supply power to the second chip and to access the second chip during the controlling of the display device.
    Type: Grant
    Filed: September 28, 2021
    Date of Patent: April 23, 2024
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventors: Wenliang Chen, Girish Nanjappa, Lin Ma, Hung-Piao Ma, Keng Lone Wong, Chun Yi Lin
  • Patent number: 11842763
    Abstract: An interface of a memory circuit includes a chip enable terminal, at least one data terminal, and a data strobe terminal. The chip enable terminal receives a chip enable signal that varies between a first high voltage and a low voltage for enabling the memory circuit. The at least one data terminal receives at least one first data signal that varies between a second high voltage and the low voltage. The data strobe terminal receives a first data strobe signal that periodically varies between the second high voltage and the low voltage. The first data strobe signal is synchronized with the at least one first data signal, and is arranged to latch and sample the at least one first data signal. The first high voltage is higher than the second high voltage, and the second high voltage is higher than the low voltage.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: December 12, 2023
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventors: Wenliang Chen, Girish Nanjappa, Lin Ma, Hung-Piao Ma, Keng Lone Wong, Chun Yi Lin
  • Patent number: 11688681
    Abstract: A DRAM chiplet structure is provided. The DRAM chiplet structure includes a first hybrid bonding structure, a DRAM interface structure, and a first DRAM core structure. The first hybrid bonding structure has a first surface and a second surface. The DRAM interface structure is in contact with the first surface of the first hybrid bonding structure. The first DRAM core structure is in contact with the second surface of the first hybrid bonding structure. The DRAM interface structure is electrically connected to the first DRAM core structure through the first hybrid bonding structure.
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: June 27, 2023
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventor: Wenliang Chen
  • Patent number: 11672111
    Abstract: A semiconductor structure is provided. The semiconductor structure includes a first hybrid bonding structure, a memory structure, and a control circuit structure. The first hybrid bonding layer includes a first surface and a second surface. The memory structure is in contact with the first surface. The control circuit structure is configured to control the memory structure. The control circuit structure is in contact with the second surface. A system in package (SiP) structure and a method for manufacturing a plurality of semiconductor structures are also provided.
    Type: Grant
    Filed: July 3, 2020
    Date of Patent: June 6, 2023
    Assignee: AP MEMORY TECHNOLOGY CORPORATION
    Inventors: Wenliang Chen, Lin Ma
  • Patent number: 11417628
    Abstract: A method for manufacturing a semiconductor structures is provided. The method includes forming a first hybrid bonding layer over a first wafer having a logic structure, forming a second hybrid bonding layer over a second wafer having a first capacitor structure, bonding the first wafer and the second wafer through a hybrid bonding operation to connect the first hybrid bonding layer and the second hybrid bonding layer, thereby obtaining a first bonded wafer, and the first capacitor structure is electrically connected to the logic structure through the first hybrid bonding layer and the second hybrid bonding layer, and singulating the first bonded wafer to obtain a plurality of semiconductor structures.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: August 16, 2022
    Assignee: AP Memory Technology Corporation
    Inventors: Wenliang Chen, Jun Gu, Masaru Haraguchi, Takashi Kubo, Chien An Yu, Chun Yi Lin