JP7252845B2 - 高帯域幅メモリのras(信頼性、アクセシビリティ、及びサービサビリティ)キャッシュ構造 - Google Patents

高帯域幅メモリのras(信頼性、アクセシビリティ、及びサービサビリティ)キャッシュ構造 Download PDF

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JP7252845B2
JP7252845B2 JP2019123601A JP2019123601A JP7252845B2 JP 7252845 B2 JP7252845 B2 JP 7252845B2 JP 2019123601 A JP2019123601 A JP 2019123601A JP 2019123601 A JP2019123601 A JP 2019123601A JP 7252845 B2 JP7252845 B2 JP 7252845B2
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memory
address
data
error
processor
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JP2020009441A (ja
JP2020009441A5 (enExample
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迪 民 牛
マラディ,クリシュナ
宏 忠 チョン
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Samsung Electronics Co Ltd
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    • G06F11/07Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16Error detection or correction of the data by redundancy in hardware
    • G06F11/20Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2053Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant
    • G06F11/2094Redundant storage or storage space
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    • G06F11/08Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1008Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
    • G06F11/1064Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices in cache or content addressable memories
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    • G06F11/1008Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
    • G06F11/1044Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices with specific ECC/EDC distribution
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    • G06F3/0601Interfaces specially adapted for storage systems
    • G06F3/0628Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0655Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
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    • GPHYSICS
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    • G06F3/0668Interfaces specially adapted for storage systems adopting a particular infrastructure
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    • G06F3/0683Plurality of storage devices
    • G06F3/0688Non-volatile semiconductor memory arrays
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    • G11C29/04Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G11C29/12Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
    • G11C29/44Indication or identification of errors, e.g. for repair
    • G11C29/4401Indication or identification of errors, e.g. for repair for self repair
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C29/00Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70Masking faults in memories by using spares or by reconfiguring
    • G11C29/74Masking faults in memories by using spares or by reconfiguring using duplex memories, i.e. using dual copies
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C29/00Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70Masking faults in memories by using spares or by reconfiguring
    • G11C29/76Masking faults in memories by using spares or by reconfiguring using address translation or modifications
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2201/00Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/82Solving problems relating to consistency
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2201/00Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/885Monitoring specific for caches
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/10Providing a specific technical effect
    • G06F2212/1032Reliability improvement, data loss prevention, degraded operation etc
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/72Details relating to flash memory management
    • G06F2212/7203Temporary buffering, e.g. using volatile buffer or dedicated buffer blocks
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/72Details relating to flash memory management
    • G06F2212/7209Validity control, e.g. using flags, time stamps or sequence numbers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C29/00Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C2029/0409Online test
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C29/00Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C2029/0411Online error correction
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C29/00Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G11C29/12Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
    • G11C2029/4402Internal storage of test result, quality data, chip identification, repair information
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C29/00Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G11C29/12Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
    • G11C29/38Response verification devices
    • G11C29/42Response verification devices using error correcting codes [ECC] or parity check
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing, e.g. low power processors, power management or thermal management

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Hardware Redundancy (AREA)
  • Detection And Correction Of Errors (AREA)
  • Memory System (AREA)
  • Debugging And Monitoring (AREA)
JP2019123601A 2018-07-02 2019-07-02 高帯域幅メモリのras(信頼性、アクセシビリティ、及びサービサビリティ)キャッシュ構造 Active JP7252845B2 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201862692960P 2018-07-02 2018-07-02
US62/692,960 2018-07-02
US16/150,239 2018-10-02
US16/150,239 US11151006B2 (en) 2018-07-02 2018-10-02 HBM RAS cache architecture

Publications (3)

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JP2020009441A JP2020009441A (ja) 2020-01-16
JP2020009441A5 JP2020009441A5 (enExample) 2022-07-08
JP7252845B2 true JP7252845B2 (ja) 2023-04-05

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US (3) US11151006B2 (enExample)
JP (1) JP7252845B2 (enExample)
KR (1) KR102420098B1 (enExample)
CN (2) CN110673980B (enExample)
TW (1) TWI768200B (enExample)

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CN110673980A (zh) 2020-01-10
CN119356934A (zh) 2025-01-24
US11151006B2 (en) 2021-10-19
KR20200003709A (ko) 2020-01-10
JP2020009441A (ja) 2020-01-16
US20220035719A1 (en) 2022-02-03
US20250077370A1 (en) 2025-03-06
TWI768200B (zh) 2022-06-21
CN110673980B (zh) 2024-09-20
TW202006548A (zh) 2020-02-01
US12181987B2 (en) 2024-12-31
US20200004652A1 (en) 2020-01-02
KR102420098B1 (ko) 2022-07-12

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