SG11201609766RA - Method and system for refreshing dynamic random access memory dram and device - Google Patents

Method and system for refreshing dynamic random access memory dram and device

Info

Publication number
SG11201609766RA
SG11201609766RA SG11201609766RA SG11201609766RA SG11201609766RA SG 11201609766R A SG11201609766R A SG 11201609766RA SG 11201609766R A SG11201609766R A SG 11201609766RA SG 11201609766R A SG11201609766R A SG 11201609766RA SG 11201609766R A SG11201609766R A SG 11201609766RA
Authority
SG
Singapore
Prior art keywords
random access
access memory
dynamic random
memory dram
refreshing dynamic
Prior art date
Application number
SG11201609766RA
Inventor
Zehan Cui
Mingyu Chen
Yongbing Huang
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of SG11201609766RA publication Critical patent/SG11201609766RA/en

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02Addressing or allocation; Relocation
    • G06F12/0223User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/023Free address space management
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406Management or control of the refreshing or charge-regeneration cycles
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02Addressing or allocation; Relocation
    • G06F12/08Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/10Address translation
    • G06F12/1009Address translation using page tables, e.g. page table structures
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14Handling requests for interconnection or transfer
    • G06F13/16Handling requests for interconnection or transfer for access to memory bus
    • G06F13/1605Handling requests for interconnection or transfer for access to memory bus based on arbitration
    • G06F13/161Handling requests for interconnection or transfer for access to memory bus based on arbitration with latency improvement
    • G06F13/1636Handling requests for interconnection or transfer for access to memory bus based on arbitration with latency improvement using refresh
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601Interfaces specially adapted for storage systems
    • G06F3/0602Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/061Improving I/O performance
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • 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
    • G06F3/0659Command handling arrangements, e.g. command buffers, queues, command scheduling
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601Interfaces specially adapted for storage systems
    • G06F3/0628Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0662Virtualisation aspects
    • G06F3/0665Virtualisation aspects at area level, e.g. provisioning of virtual or logical volumes
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601Interfaces specially adapted for storage systems
    • G06F3/0668Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/0671In-line storage system
    • G06F3/0673Single storage device
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406Management or control of the refreshing or charge-regeneration cycles
    • G11C11/40611External triggering or timing of internal or partially internal refresh operations, e.g. auto-refresh or CAS-before-RAS triggered refresh
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406Management or control of the refreshing or charge-regeneration cycles
    • G11C11/40618Refresh operations over multiple banks or interleaving
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406Management or control of the refreshing or charge-regeneration cycles
    • G11C11/40622Partial refresh of memory arrays
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/4063Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
    • G11C11/407Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
    • G11C11/408Address circuits
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/4063Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
    • G11C11/407Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
    • G11C11/409Read-write [R-W] circuits 
    • G11C11/4091Sense or sense/refresh amplifiers, or associated sense circuitry, e.g. for coupled bit-line precharging, equalising or isolating
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/4063Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
    • G11C11/407Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
    • G11C11/409Read-write [R-W] circuits 
    • G11C11/4096Input/output [I/O] data management or control circuits, e.g. reading or writing circuits, I/O drivers or bit-line switches 
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR 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
    • G06F2212/1016Performance improvement
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/15Use in a specific computing environment
    • G06F2212/152Virtualized environment, e.g. logically partitioned system
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/20Employing a main memory using a specific memory technology
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/65Details of virtual memory and virtual address translation
    • G06F2212/657Virtual address space management

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Databases & Information Systems (AREA)
  • Dram (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
SG11201609766RA 2014-06-09 2015-06-08 Method and system for refreshing dynamic random access memory dram and device SG11201609766RA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410253514.8A CN105280215B (en) 2014-06-09 2014-06-09 Dynamic random access memory DRAM method for refreshing, equipment and system
PCT/CN2015/080989 WO2015188732A1 (en) 2014-06-09 2015-06-08 Method, device and system for refreshing dynamic random access memory (dram)

Publications (1)

Publication Number Publication Date
SG11201609766RA true SG11201609766RA (en) 2016-12-29

Family

ID=54832906

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201609766RA SG11201609766RA (en) 2014-06-09 2015-06-08 Method and system for refreshing dynamic random access memory dram and device

Country Status (10)

Country Link
US (1) US10007599B2 (en)
EP (1) EP3142120B1 (en)
JP (1) JP6429258B2 (en)
KR (2) KR20160148700A (en)
CN (2) CN105280215B (en)
CA (1) CA2949282C (en)
MX (1) MX357812B (en)
RU (1) RU2665883C2 (en)
SG (1) SG11201609766RA (en)
WO (1) WO2015188732A1 (en)

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GB2560968B (en) * 2017-03-30 2020-07-29 Advanced Risc Mach Ltd Control of refresh operation for memory regions
BR112019021554B1 (en) * 2017-04-14 2024-02-27 Huawei Technologies Co., Ltd MEMORY RENEWAL METHOD, MEMORY CONTROLLER, MEMORY RENEWAL APPARATUS, COMPUTER SYSTEM AND COMPUTER READABLE STORAGE MEDIA
WO2018188083A1 (en) 2017-04-14 2018-10-18 华为技术有限公司 Memory refresh technology and computer system
TWI639920B (en) * 2017-11-17 2018-11-01 財團法人工業技術研究院 Memory controller, control method for the memory controller, memory and control method for the memory
CN108710584B (en) * 2018-05-22 2021-08-31 郑州云海信息技术有限公司 Method for improving TLB refreshing efficiency
US10878880B2 (en) * 2018-09-20 2020-12-29 Qualcomm Incorporated Selective volatile memory refresh via memory-side data valid indication
WO2020097868A1 (en) * 2018-11-15 2020-05-22 华为技术有限公司 Method, device and system for controlling pre-fetching of data from dynamic random access memory
KR20200079885A (en) 2018-12-26 2020-07-06 한양대학교 산학협력단 Memory device capable of reducing refresh overhead and refresh method thereof
CN110187835B (en) * 2019-05-24 2023-02-03 北京百度网讯科技有限公司 Method, apparatus, device and storage medium for managing access requests
CN111880732A (en) * 2020-07-18 2020-11-03 Oppo广东移动通信有限公司 Flash memory data refreshing method and device
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Publication number Publication date
KR102048762B1 (en) 2019-11-26
JP6429258B2 (en) 2018-11-28
EP3142120A4 (en) 2017-04-26
US20170091087A1 (en) 2017-03-30
MX357812B (en) 2018-07-25
JP2017521808A (en) 2017-08-03
US10007599B2 (en) 2018-06-26
RU2665883C2 (en) 2018-09-04
CA2949282A1 (en) 2015-12-17
MX2016016024A (en) 2017-03-28
RU2016151308A3 (en) 2018-07-17
EP3142120B1 (en) 2019-09-11
CN105280215A (en) 2016-01-27
KR20180137613A (en) 2018-12-27
CN108231109B (en) 2021-01-29
CN105280215B (en) 2018-01-23
WO2015188732A1 (en) 2015-12-17
EP3142120A1 (en) 2017-03-15
CN108231109A (en) 2018-06-29
KR20160148700A (en) 2016-12-26
RU2016151308A (en) 2018-07-17
CA2949282C (en) 2018-10-23

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