发明名称 |
Memory device |
摘要 |
A memory device includes a plurality of banks suitable for including a plurality of word lines, a plurality of latch units each suitable for generating a first address by inverting a predetermined bit of an address of an activated word line of a corresponding bank and latching the first address as a target address in sections other than a target refresh section, and latching an operation address as the target address once in an all-bank refresh section of the target refresh section, wherein all of the plurality of banks are refreshed in the all-bank refresh section. All the plurality of banks are refreshed in the all-bank refresh section, and an address operation unit suitable for generating the operation address by adding or subtracting an operation value to or from the target address. A word line among the plurality of word lines that is selected using the target address may be refreshed in the target refresh section. |
申请公布号 |
US9640241(B2) |
申请公布日期 |
2017.05.02 |
申请号 |
US201514835419 |
申请日期 |
2015.08.25 |
申请人 |
SK HYNIX INC. |
发明人 |
Jung Chul-Moon |
分类号 |
G11C11/406;G11C11/408;G11C29/00;G11C8/12 |
主分类号 |
G11C11/406 |
代理机构 |
William Park & Associates Ltd. |
代理人 |
William Park & Associates Ltd. |
主权项 |
1. A memory device, comprising:
a plurality of banks suitable for comprising a plurality of word lines; a plurality of latch units each suitable for generating a first address by inverting a predetermined bit of an address of an activated word line of a corresponding bank and latching the first address as a target address in sections other than a target refresh section, and latching an operation address as the target address once in an all-bank refresh section of the target refresh section, wherein all of the plurality of banks are refreshed in the all-bank refresh section; and an address operation unit suitable for generating the operation address by adding or subtracting an operation value to or from the target address, wherein a word line among the plurality of word lines that is selected using the target address is refreshed in the target refresh section. |
地址 |
Icheon-si KR |