Patents Assigned to Phison Electronics Corp.
  • Publication number: 20240143190
    Abstract: A memory management method, a memory storage device, and a memory control circuit unit are disclosed. The method includes: receiving first data from a host system; encoding the first data to generate first parity data based on a first code rate; storing the first data and the first parity data in a plurality of first physical management units; collecting second data from a rewritable non-volatile memory module; encoding the second data to generate second parity data based on a second code rate, wherein the first code rate is different from the second code rate; and storing the second data and the second parity data in a plurality of second physical management units.
    Type: Application
    Filed: December 2, 2022
    Publication date: May 2, 2024
    Applicant: PHISON ELECTRONICS CORP.
    Inventor: Chih-Kang Yeh
  • Publication number: 20240143182
    Abstract: A memory control method, a memory storage device, and a memory control circuit unit are provided. The method includes: receiving multiple read commands at least instructing to read first data stored in a first plane and second data stored in a second plane from a host system; sending multiple read command sequences at least instructing to execute a first read operation on the first plane to obtain the first data and to execute a second read operation on the second plane to obtain the second data according to the read commands; determining a data transmission order according to performance of the first read operation and the second read operation; and sequentially receiving the first data and the second data from a rewritable non-volatile memory module according to the data transmission order.
    Type: Application
    Filed: November 25, 2022
    Publication date: May 2, 2024
    Applicant: PHISON ELECTRONICS CORP.
    Inventor: Chih-Hsiang Lee
  • Publication number: 20240145952
    Abstract: A gold finger connector and a memory storage device are disclosed. The gold finger connector includes: a connector body, a pin carrier, a plurality of first pins, a plurality of second pins, and at least one signal shielding structure. The pin carrier is protruded out of the connector body. The first pins are disposed on a first surface of the pin carrier. The second pins are disposed on the first surface and at least partially staggered with the first pins. The at least one signal shielding structure is disposed on the pin carrier and configured to conduct at least one target pin in the second pins to at least one ground layer.
    Type: Application
    Filed: December 1, 2022
    Publication date: May 2, 2024
    Applicant: PHISON ELECTRONICS CORP.
    Inventors: Zong-Sian Ye, Yang-Tse Hung, Jin-Jia Chang, Bo-Yuan Wu
  • Patent number: 11972139
    Abstract: A read voltage level correction method, a memory storage device, and a memory control circuit unit are provided. The method includes: using a first read voltage level as an initial read voltage level to perform a first data read operation on a first physical unit among multiple physical units to obtain a second read voltage level used to successfully read the first physical unit; recording association information between the first read voltage level and the second read voltage level in a transient look-up table; and performing a second data read operation according to a read level tracking table and the association information recorded in the transient look-up table.
    Type: Grant
    Filed: February 24, 2022
    Date of Patent: April 30, 2024
    Assignee: PHISON ELECTRONICS CORP.
    Inventors: Shih-Jia Zeng, Chun-Wei Tsao, Hsiao-Yi Lin, Wei Lin
  • Publication number: 20240126313
    Abstract: A regulator circuit module, a memory storage device, and a voltage control method are disclosed. The method includes: generating an output voltage according to an input voltage by a driving circuit; generating a feedback voltage according to the output voltage; controlling the driving circuit to adjust the output voltage according to the feedback voltage by a regulator circuit; compensating an output of the regulator circuit by a compensating circuit; and activating or deactivating the compensating circuit according to an input bypass-voltage of a switch circuit.
    Type: Application
    Filed: December 13, 2022
    Publication date: April 18, 2024
    Applicant: PHISON ELECTRONICS CORP.
    Inventor: Po-Chih Ku
  • Publication number: 20240128987
    Abstract: A decoding method, a memory storage device and a memory control circuit unit are disclosed. The method includes: activating a decoding circuit which supports a plurality of decoding modes each corresponding to a threshold value, wherein a distribution of the threshold value corresponds to error correction abilities of the decoding modes; reading first data from a rewritable non-volatile memory module; performing, by the decoding circuit, a first decoding operation on the first data; obtaining a decoding parameter according to an execution result of the first decoding operation; and performing, by the decoding circuit, a second decoding operation on the first data based on a first decoding mode among the decoding modes according to a relative numerical relationship between the decoding parameter and the threshold value.
    Type: Application
    Filed: November 28, 2022
    Publication date: April 18, 2024
    Applicant: PHISON ELECTRONICS CORP.
    Inventors: Shih-Jia Zeng, Yi-Fang Chang, Chun-Wei Tsao, Chen-An Hsu, Wei Lin
  • Patent number: 11960381
    Abstract: A memory check method, a memory check device and a memory check system are disclosed. The method includes the following. A debug file is generated according to a source code, where the debug file carries symbol information related to a description message in the source code. Memory data generated by a memory storage device in execution of a firmware is received. The debug file is loaded to automatically analyze the memory data. In addition, an analysis result is presented by an application program interface, where the analysis result reflects a status of the firmware with assistance of the symbol information.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: April 16, 2024
    Assignee: PHISON ELECTRONICS CORP.
    Inventor: Chien Chang Tseng
  • Patent number: 11960761
    Abstract: A memory control method is disclosed according to an embodiment. The method includes: temporarily storing first type data into a buffer memory, wherein the first type data is preset to be stored into a rewritable non-volatile memory module based on a first programming mode; in a state that the first type data is stored in the buffer memory, temporarily storing second type data into the buffer memory, and the second type data is preset to be stored into the rewritable non-volatile memory module based on a second programming mode different from the first programming mode; and in a state that a data volume of the first type data in the buffer memory does not reach a first threshold, if a data volume of the second type data in the buffer memory reaches a second threshold, storing the first type data in the buffer memory into the rewritable non-volatile memory module.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: April 16, 2024
    Assignee: PHISON ELECTRONICS CORP.
    Inventors: Chun-Yang Hu, Yi-Tein Hung
  • Patent number: 11960762
    Abstract: A method for managing a memory buffer, a memory control circuit unit, and a memory storage apparatus are provided. The method includes the following steps. Multiple consecutive first commands are received from a host system. A command ratio of read command among the first commands is calculated. The memory storage apparatus is being configured in a first mode or a second mode according to the command ratio and a ratio threshold. A first buffer is configured in a buffer memory to temporarily store a logical-to-physical address mapping table in response to the memory storage device being configured in the first mode, in which the first buffer has a first capacity. A second buffer is configured in the buffer memory in response to the memory storage device being configured in the second mode, in which the second buffer has a second capacity, which is greater than the first capacity.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: April 16, 2024
    Assignee: PHISON ELECTRONICS CORP.
    Inventors: Po-Wen Hsiao, Chun Hao Lin
  • Patent number: 11962328
    Abstract: A decoding method, a memory storage device and a memory control circuit unit are disclosed. The method includes: activating a decoding circuit which supports a plurality of decoding modes each corresponding to a threshold value, wherein a distribution of the threshold value corresponds to error correction abilities of the decoding modes; reading first data from a rewritable non-volatile memory module; performing, by the decoding circuit, a first decoding operation on the first data; obtaining a decoding parameter according to an execution result of the first decoding operation; and performing, by the decoding circuit, a second decoding operation on the first data based on a first decoding mode among the decoding modes according to a relative numerical relationship between the decoding parameter and the threshold value.
    Type: Grant
    Filed: November 28, 2022
    Date of Patent: April 16, 2024
    Assignee: PHISON ELECTRONICS CORP.
    Inventors: Shih-Jia Zeng, Yi-Fang Chang, Chun-Wei Tsao, Chen-An Hsu, Wei Lin
  • Publication number: 20240118721
    Abstract: A regulator circuit module, a memory storage device, and a voltage control method are disclosed. The voltage control method includes: generating an output voltage according to an input voltage by a driving circuit; generating a feedback voltage according to the output voltage; and controlling the driving circuit by a first regulator circuit to adjust the output voltage in response to a current change caused by the feedback voltage.
    Type: Application
    Filed: November 23, 2022
    Publication date: April 11, 2024
    Applicant: PHISON ELECTRONICS CORP.
    Inventors: Chien-Fu Huang, Bing-Wei Yi
  • Patent number: 11954329
    Abstract: A memory management method configured for a rewritable non-volatile memory module, a memory storage device, and a memory control circuit unit are provided. The rewritable non-volatile memory module includes a plurality of dies, wherein each of the dies includes a plurality of planes, each of the planes includes a plurality of physical erasing units, and a sum of a number of the planes included in the rewritable non-volatile memory module is a first number. The method includes: grouping the plurality of physical erasing units into a plurality of management units. Each of the plurality of physical erasing units included in each of the management units belongs to a different plane, and each of the management units has a second number of the physical erasing units, wherein the second number is less than the first number.
    Type: Grant
    Filed: April 15, 2022
    Date of Patent: April 9, 2024
    Assignee: PHISON ELECTRONICS CORP.
    Inventor: Chih-Kang Yeh
  • Publication number: 20240111430
    Abstract: A signal calibration method, a memory storage device, and a memory control circuit unit are provided. The signal calibration method includes: generating a clock signal and a data strobe signal according to an internal clock signal; respectively transmitting the clock signal and the data strobe signal to a target volatile memory module among multiple volatile memory modules through a first signal path and a second signal path; obtaining a shift value between the data strobe signal and the clock signal at the target volatile memory module; and storing an initial delay setting of the data strobe signal according to delay information of the data strobe signal in response to the shift value being greater than a threshold value.
    Type: Application
    Filed: November 9, 2022
    Publication date: April 4, 2024
    Applicant: PHISON ELECTRONICS CORP.
    Inventors: Yi-Chung Chen, Ming-Chien Huang
  • Publication number: 20240111448
    Abstract: A memory control circuit unit, a memory storage device, and a clock signal control method are provided. The method includes: executing an access operation on a volatile memory module through a memory interface circuit; setting a duty cycle of a first clock signal according to a type of the access operation; and transmitting the first clock signal to the volatile memory module to execute the access operation.
    Type: Application
    Filed: November 1, 2022
    Publication date: April 4, 2024
    Applicant: PHISON ELECTRONICS CORP.
    Inventor: Ming-Chien Huang
  • Publication number: 20240086109
    Abstract: A data writing method, a memory storage device, and a memory control circuit unit are provided. The method includes: receiving a write command from a host system, and the write command including first data; checking a status of a first physical programming unit in a first physical erasing unit; in response to the status of the first physical programming unit being a first status, sending a first command sequence to a rewritable non-volatile memory module, and the first command sequence being configured to instruct the rewritable non-volatile memory module to store at least part of the first data to the first physical programming unit.
    Type: Application
    Filed: October 17, 2022
    Publication date: March 14, 2024
    Applicant: PHISON ELECTRONICS CORP.
    Inventors: Wei-Cheng Li, Yu-Chung Shen, Jia-Li Xu, Ping-Cheng Chen
  • Patent number: 11928358
    Abstract: A command management method, a memory storage device, and a memory control circuit unit are disclosed. The method includes: obtaining a plurality of commands from a memory of a host system; storing the commands in a first buffer region of the memory storage device; in response to a first command and a second command meeting a pairing condition in the first buffer region, putting the first command and the second command in the first buffer region in a first command queue of the memory storage device; and continuously executing the first command and the second command in the first command queue.
    Type: Grant
    Filed: February 16, 2022
    Date of Patent: March 12, 2024
    Assignee: PHISON ELECTRONICS CORP.
    Inventor: Ming-Hui Tseng
  • Patent number: 11907059
    Abstract: An abnormal power loss recovery method, a memory control circuit unit, and a memory storage device are provided. The method is configured for a memory storage device including a rewritable non-volatile memory module having a plurality of super-physical units. The super-physical units include at least two physical erasing units, and each of the physical erasing units belongs to a different operation unit and includes a plurality of physical programming units. The method includes: reading data stored in a first super-physical unit without a corresponding RAID ECC code when a memory storage device is powered on again and detected as an abnormal power loss to obtain first data, and the first super-physical unit is a last super-physical unit to which data is written before the abnormal power loss occurs; and copying the first data to a second super-physical unit.
    Type: Grant
    Filed: April 7, 2022
    Date of Patent: February 20, 2024
    Assignee: PHISON ELECTRONICS CORP.
    Inventor: Kok-Yong Tan
  • Patent number: 11907529
    Abstract: A memory management method, a memory storage device, and a memory control circuit unit are provided. The memory management method includes: obtaining a first weight value corresponding to a first command in a command queue, wherein the command queue is used to store at least one command to be executed; obtaining a second weight value corresponding to at least one second command being executed; and in response to a sum of the first weight value and the second weight value being greater than a base value, delaying an execution of the first command.
    Type: Grant
    Filed: February 15, 2022
    Date of Patent: February 20, 2024
    Assignee: PHISON ELECTRONICS CORP.
    Inventors: Sheng-Min Huang, Kuo-Hwa Ho, Shih-Ying Song
  • Patent number: 11886263
    Abstract: A signal re-driving device, a data storage system and a mode control method are provided. The method includes the following steps. A first signal is received via a receiving circuit of the signal re-driving device. An analog signal feature is detected the receiving circuit. A first mode is entered according to the analog signal feature. The first signal is modulated and a second signal is outputted in the first mode. The second signal is sent via a sending circuit of the signal re-driving device. A digital signal feature is detected via the receiving circuit. And, the first mode is switched to a second mode according to the digital signal feature.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: January 30, 2024
    Assignee: PHISON ELECTRONICS CORP.
    Inventors: Po-Jung Chou, Sheng-Wen Chen, Chung-Kuang Chen
  • Publication number: 20240031165
    Abstract: A signature verification method, a memory storage device, and a memory control circuit unit are disclosed. The method includes: reading first data, signature information, and first verification information from a memory storage device; performing a first verification operation according to the signature information and the first verification information; generating second verification information according to the first data; performing a second verification operation according to the first verification information and the second verification information; and performing a corresponding process on the first data according to an operation result of the first verification operation and an operation result of the second verification operation.
    Type: Application
    Filed: August 1, 2022
    Publication date: January 25, 2024
    Applicant: PHISON ELECTRONICS CORP.
    Inventors: Aaron C Chuang, Meng-Chang Chen