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公开(公告)号：US12158809B2
公开(公告)日：2024-12-03
申请号：US18295457
申请日：2023-04-04
Applicant: Samsung Electronics Co., Ltd.
Inventor： Ho-Young Lee , Sung-Joon Kim , Ilho Kim , Kyungjin Park , Changho Yun , Jinhun Jeong , Insu Choi , Kyung-Hee Han , Yukyoung Kim , Jinwoo Kim , Chaeeun Lee , Yunmi Hwang
Abstract: Disclosed is an electronic device including a memory module that includes at least one dynamic random access memory, and a processor configured to access the memory module, determine a corrected error count associated with an address of a corrected error in response to the corrected error being detected when data are read from the memory module, read an error log associated with the corrected error, determine a risk level of the corrected error based on the error log, and schedule a post package repair (PPR) for the address of the corrected error in response to the risk level of the corrected error being high.
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Patent Agency Ranking
2.发明公开公开(公告)号：US20240168846A1
公开(公告)日：2024-05-23
申请号：US18328959
申请日：2023-06-05
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jinhun JEONG , Sung-Joon Kim , Ilho Kim , Kyungjin Park , Changho Yun , Ho-Young Lee , Jongwon Jeong , Insu Choi , Kyung-Hee Han , Yunmi Hwang
CPC classification number: G06F11/1068 , G06F11/076 , G06F11/1438
Abstract: A method for preparing error recovery of a memory device included in a memory system includes performing a training operation of the memory device upon power-on of the memory system, booting an operating system into a normal mode by operating the memory device using a selected operation frequency of a plurality of operation frequencies based on results of the training operation, detecting an error frequency among the plurality of operation frequencies in response to a change of the selected operation frequency of the memory device by the operating system, the error frequency being an operation frequency which causes at least one error in the memory device, and storing information regarding the detected error frequency in a first register included in a memory controller associated with the memory device.
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公开(公告)号：US20240202069A1
公开(公告)日：2024-06-20
申请号：US18376637
申请日：2023-10-04
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Kyung Jin PARK , Sung-Joon Kim , Ho-Young Lee , Kyung-Hee Han
CPC classification number: G06F11/106 , G06F11/076 , G06F11/1068
Abstract: A memory system, a memory controller are provided. The memory system includes: a memory device; and a memory controller configured to: control a patrol scrubbing operation in which data is read from and re-written to the memory device, based on a scrubbing cycle; and adaptively adjust the scrubbing cycle based on a comparison of an error count value of the memory device and a plurality of risk threshold values.
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4.发明公开公开(公告)号：US20240193103A1
公开(公告)日：2024-06-13
申请号：US18585210
申请日：2024-02-23
Applicant: Samsung Electronics Co., Ltd.
Inventor： Doo Hwan OH , Seung-Hun Lee , Jin Hu Jeong , Chang Ho Yun , Kyung-Hee Han
IPC: G06F13/16 , G11C11/406
CPC classification number: G06F13/1636 , G11C11/40626
Abstract: Provided is an operating method of a storage device. The method includes providing temperature information of each of a plurality of volatile memory devices in the storage device to a host device; and receiving a setting command related to a refresh operation of the plurality of volatile memory devices from the host device, wherein the plurality of volatile memory devices are classified into groups based on temperature information, and wherein the setting command indicates a number of rows of the plurality of volatile memory devices to be refreshed differently for each of the groups based on the temperature information.
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公开(公告)号：US11940932B2
公开(公告)日：2024-03-26
申请号：US17359841
申请日：2021-06-28
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Doo Hwan Oh , Seung-Hun Lee , Jin Hun Jeong , Chang Ho Yun , Kyung-Hee Han
IPC: G06F13/16 , G11C11/406
CPC classification number: G06F13/1636 , G11C11/40626
Abstract: Provided is an operating method of a storage device. The method includes providing temperature information of each of a plurality of volatile memory devices in the storage device to a host device; and receiving a setting command related to a refresh operation of the plurality of volatile memory devices from the host device, wherein the plurality of volatile memory devices are classified into groups based on temperature information, and wherein the setting command indicates a number of rows of the plurality of volatile memory devices to be refreshed differently for each of the groups based on the temperature information.
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公开(公告)号：US20220147277A1
公开(公告)日：2022-05-12
申请号：US17359841
申请日：2021-06-28
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Doo Hwan Oh , Seung-Hun Lee , Jin Hun Jeong , Chang Ho Yun , Kyung-Hee Han
IPC: G06F3/06
Abstract: Provided is an operating method of a storage device. The method includes providing temperature information of each of a plurality of volatile memory devices in the storage device to a host device; and receiving a setting command related to a refresh operation of the plurality of volatile memory devices from the host device, wherein the plurality of volatile memory devices are classified into groups based on temperature information, and wherein the setting command indicates a number of rows of the plurality of volatile memory devices to be refreshed differently for each of the groups based on the temperature information.
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