发明申请
US20130219246A1 Method and Apparatus for Detecting Free Page and a Method and Apparatus for Decoding Error Correction Code Using the Method and Apparatus for Detecting Free Page
有权
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基本信息:
- 专利标题: Method and Apparatus for Detecting Free Page and a Method and Apparatus for Decoding Error Correction Code Using the Method and Apparatus for Detecting Free Page
- 专利标题(中):用于检测自由页的方法和装置以及使用用于检测自由页的方法和装置来解码纠错码的方法和装置
- 申请号:US13859976 申请日:2013-04-10
- 公开(公告)号:US20130219246A1 公开(公告)日:2013-08-22
- 发明人: Kwan-Ho Kim , Jong-In Kim , Young-Wook Jang , Hee-Dong Shin , Bong-Chun Kang , Jong-Jin Lee
- 申请人: Kwan-Ho Kim , Jong-In Kim , Young-Wook Jang , Hee-Dong Shin , Bong-Chun Kang , Jong-Jin Lee
- 优先权: KR10-2008-0090490 20080912
- 主分类号: G06F11/10
- IPC分类号: G06F11/10
摘要:
A method and apparatus for detecting a free page of a memory device, and a method and apparatus for decoding an error correction code by using the method and apparatus for detecting a free page are provided. Free page data read from the memory is converted into a converted codeword for inclusion as an element of an error correction code field. The converted codeword is compared to an initially set target codeword to detect an amount of non-identical bits. A page read from the memory is determined to be a free page when the amount of non-identical bits is equal to or less than an initially set threshold value.
摘要(中):
提供一种用于检测存储装置的自由页面的方法和装置,以及通过使用用于检测空闲页面的方法和装置来解码纠错码的方法和装置。 从存储器读取的自由页面数据被转换为转换的码字,以作为纠错码字段的元素。 将转换的码字与初始设置的目标码字进行比较,以检测不相同比特的量。 当不相同比特量等于或小于初始设置的阈值时,从存储器读取的页面被确定为空闲页面。
公开/授权文献:
IPC结构图谱:
G | 物理 |
--G06 | 计算;推算;计数 |
----G06F | 电数字数据处理 |
------G06F11/00 | 计算机 |
--------G06F11/07 | .响应错误的产生,例如,容错 |
----------G06F11/08 | ..用数据表示中的冗余码作错误检测或校正,例如,应用校验码 |
------------G06F11/10 | ...对编码信息添加特定的码或符号,例如,奇偶校验、除9或除11校验 |