GB0225252D0 - Semiconductor memory device having altered clock frequency for address and/or command signals,and memory module and system having the same - Google Patents

Semiconductor memory device having altered clock frequency for address and/or command signals,and memory module and system having the same

Info

Publication number
GB0225252D0
GB0225252D0 GBGB0225252.6A GB0225252A GB0225252D0 GB 0225252 D0 GB0225252 D0 GB 0225252D0 GB 0225252 A GB0225252 A GB 0225252A GB 0225252 D0 GB0225252 D0 GB 0225252D0
Authority
GB
United Kingdom
Prior art keywords
address
same
clock frequency
command signals
memory device
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
GBGB0225252.6A
Other versions
GB2379544B (en
GB2379544A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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
Priority claimed from KR10-2000-0079186A external-priority patent/KR100396885B1/en
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Priority claimed from GB0120457A external-priority patent/GB2370667B/en
Publication of GB0225252D0 publication Critical patent/GB0225252D0/en
Publication of GB2379544A publication Critical patent/GB2379544A/en
Application granted granted Critical
Publication of GB2379544B publication Critical patent/GB2379544B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/22—Read-write [R-W] timing or clocking circuits; Read-write [R-W] control signal generators or management 
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C5/00—Details of stores covered by group G11C11/00
    • G11C5/02—Disposition of storage elements, e.g. in the form of a matrix array
    • G11C5/04—Supports for storage elements, e.g. memory modules; Mounting or fixing of storage elements on such supports
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1078—Data input circuits, e.g. write amplifiers, data input buffers, data input registers, data input level conversion circuits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1078—Data input circuits, e.g. write amplifiers, data input buffers, data input registers, data input level conversion circuits
    • G11C7/109—Control signal input circuits
GB0225252A 2000-09-05 2001-08-22 System comprising memory module Expired - Fee Related GB2379544B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20000052377 2000-09-05
KR10-2000-0079186A KR100396885B1 (en) 2000-09-05 2000-12-20 Semiconductor memory device lowering high frequency system clock signal for the use of operation frequency of address and command and receiving different frequency clock signals, memory module and system having the same
GB0120457A GB2370667B (en) 2000-09-05 2001-08-22 Semiconductor memory device having altered clock frequency for address and/or command signals, and memory module and system having the same

Publications (3)

Publication Number Publication Date
GB0225252D0 true GB0225252D0 (en) 2002-12-11
GB2379544A GB2379544A (en) 2003-03-12
GB2379544B GB2379544B (en) 2003-09-10

Family

ID=27256263

Family Applications (3)

Application Number Title Priority Date Filing Date
GB0225251A Expired - Fee Related GB2379543B (en) 2000-09-05 2001-08-22 System comprising memory module
GB0225252A Expired - Fee Related GB2379544B (en) 2000-09-05 2001-08-22 System comprising memory module
GB0225250A Expired - Fee Related GB2379542B (en) 2000-09-05 2001-08-22 System comprising memory module

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0225251A Expired - Fee Related GB2379543B (en) 2000-09-05 2001-08-22 System comprising memory module

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0225250A Expired - Fee Related GB2379542B (en) 2000-09-05 2001-08-22 System comprising memory module

Country Status (1)

Country Link
GB (3) GB2379543B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1243138A (en) * 1984-03-09 1988-10-11 Masahiro Kodama High speed memory access circuit of crt display unit
GB2177825B (en) * 1985-07-12 1989-07-26 Anamartic Ltd Control system for chained circuit modules
KR100252048B1 (en) * 1997-11-18 2000-05-01 윤종용 Data masking circuit and its method for semiconductor memory device
KR100335504B1 (en) * 2000-06-30 2002-05-09 윤종용 2 Channel memory system having shared control and address bus and memory modules used therein

Also Published As

Publication number Publication date
GB2379543A (en) 2003-03-12
GB2379542A (en) 2003-03-12
GB0225251D0 (en) 2002-12-11
GB2379544B (en) 2003-09-10
GB2379544A (en) 2003-03-12
GB2379543B (en) 2003-09-10
GB0225250D0 (en) 2002-12-11
GB2379542B (en) 2003-09-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20140822