Invention Grant
US08254188B2 Semiconductor memory device and delay locked loop control method thereof
有权
半导体存储器件及其延迟锁定环控制方法
- Patent Title: Semiconductor memory device and delay locked loop control method thereof
- Patent Title (中): 半导体存储器件及其延迟锁定环控制方法
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Application No.: US12429381Application Date: 2009-04-24
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Publication No.: US08254188B2Publication Date: 2012-08-28
- Inventor: Min-Young You
- Applicant: Min-Young You
- Applicant Address: KR Gyeonggi-do
- Assignee: Hynix Semiconductor Inc.
- Current Assignee: Hynix Semiconductor Inc.
- Current Assignee Address: KR Gyeonggi-do
- Agency: IP & T Group LLP
- Priority: KR10-2008-0124763 20081209
- Main IPC: G11C7/00
- IPC: G11C7/00
Abstract:
A semiconductor memory device includes a mode control circuit configured to output a DLL on signal which is periodically activated during a specific mode; and a DLL circuit configured to delay and lock a clock to generate a DLL clock, and to be periodically turned on in response to the DLL on signal during the start of the specific mode.
Public/Granted literature
- US20100142296A1 SEMICONDUCTOR MEMORY DEVICE AND DELAY LOCKED LOOP CONTROL METHOD THEREOF Public/Granted day:2010-06-10
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