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1. 发明授权

US07519764B2 Apparatus and method for detecting data validity in flash memory 有权
标题翻译：用于检测闪存中数据有效性的装置和方法
公开(公告)号：US07519764B2
公开(公告)日：2009-04-14
申请号：US11229696
申请日：2005-09-20
申请人： Jin-kyu Kim , Song-ho Yoon , Kwang-yoon Lee , Ji-hyun In
发明人： Jin-kyu Kim , Song-ho Yoon , Kwang-yoon Lee , Ji-hyun In
IPC分类号： G06F12/16
CPC分类号： G06F11/1441 , G06F11/08
摘要： A data processing apparatus and method are provided for a flash memory, wherein the data processing apparatus and method can easily determine whether data stored in the flash memory is valid. The data processing apparatus for a flash memory includes a user request unit which issues a request for performing a data operation on a predetermined logical address, a conversion unit which converts the predetermined logical address into a physical address, and a control unit which performs the data operation on the physical address and records inverted data of data written to the predetermined logical address in an index area to indicate whether the data written to the predetermined logical address is valid.
摘要翻译：提供了一种用于闪速存储器的数据处理装置和方法，其中数据处理装置和方法可以容易地确定存储在闪速存储器中的数据是否有效。用于闪速存储器的数据处理装置包括：用户请求单元，其发出对预定逻辑地址执行数据操作的请求;将预定逻辑地址转换为物理地址的转换单元;以及执行数据的控制单元对物理地址进行操作，并记录在索引区中写入预定逻辑地址的数据的反转数据，以指示写入预定逻辑地址的数据是否有效。

2. 发明申请

US20060085623A1 Data processing apparatus and method for flash memory 有权
标题翻译：闪存数据处理装置及方法
公开(公告)号：US20060085623A1
公开(公告)日：2006-04-20
申请号：US11229696
申请日：2005-09-20
申请人： Jin-kyu Kim , Song-ho Yoon , Kwang-yoon Lee , Ji-hyun In
发明人： Jin-kyu Kim , Song-ho Yoon , Kwang-yoon Lee , Ji-hyun In
IPC分类号： G06F12/10
CPC分类号： G06F11/1441 , G06F11/08
摘要： A data processing apparatus and method are provided for a flash memory, wherein the data processing apparatus and method can easily determine whether data stored in the flash memory is valid. The data processing apparatus for a flash memory includes a user request unit which issues a request for performing a data operation on a predetermined logical address, a conversion unit which converts the predetermined logical address into a physical address, and a control unit which performs the data operation on the physical address and records inverted data of data written to the predetermined logical address in an index area to indicate whether the data written to the predetermined logical address is valid.
摘要翻译：提供了一种用于闪速存储器的数据处理装置和方法，其中数据处理装置和方法可以容易地确定存储在闪速存储器中的数据是否有效。用于闪速存储器的数据处理装置包括：用户请求单元，其发出对预定逻辑地址执行数据操作的请求;将预定逻辑地址转换为物理地址的转换单元;以及执行数据的控制单元对物理地址进行操作，并记录在索引区中写入预定逻辑地址的数据的反转数据，以指示写入预定逻辑地址的数据是否有效。

3. 发明授权

US07457911B2 Nonvolatile memory device and method for storing status information using multiple strings 有权
标题翻译：用于使用多个字符串存储状态信息的非易失性存储器件和方法
公开(公告)号：US07457911B2
公开(公告)日：2008-11-25
申请号：US11385804
申请日：2006-03-22
申请人： Ji-hyun In , Kwang-yoon Lee , Song-ho Yoon
发明人： Ji-hyun In , Kwang-yoon Lee , Song-ho Yoon
IPC分类号： G11C16/04 , G11C16/02
CPC分类号： G11C16/0483 , G11C16/22
摘要： A nonvolatile memory device and method for storing status information using multiple strings are provided. The nonvolatile memory device and method allow the status information to be stored using multiple strings. The nonvolatile memory includes a cell capable of storing at least one bit of data, a plurality of strings in each of which at least two cells are connected in series, and a plurality of pages each of which includes a plurality of cells, wherein the strings comprise a main string group comprised of strings storing data and a spare string group including at least two spare strings that store status information on the data stored in the main string group.
摘要翻译：提供了一种用于使用多个串存储状态信息的非易失性存储器件和方法。非易失性存储器件和方法允许使用多个字符串存储状态信息。非易失性存储器包括能够存储至少一位数据的单元，串联连接有至少两个单元的多个串，以及包括多个单元的多个页，其中，串包括由存储数据的字符串组成的主字符串组和包括存储关于存储在主字符串组中的数据的状态信息的至少两个备用字符串的备用字符串组。

4. 发明申请

US20060215454A1 Nonvolatile memory device and method for storing status information using multiple strings 有权
标题翻译：用于使用多个字符串存储状态信息的非易失性存储器件和方法
公开(公告)号：US20060215454A1
公开(公告)日：2006-09-28
申请号：US11385804
申请日：2006-03-22
申请人： Ji-hyun In , Kwang-yoon Lee , Song-ho Yoon
发明人： Ji-hyun In , Kwang-yoon Lee , Song-ho Yoon
IPC分类号： G11C16/04
CPC分类号： G11C16/0483 , G11C16/22
摘要： A nonvolatile memory device and method for storing status information using multiple strings are provided. The nonvolatile memory device and method allow the status information to be stored using multiple strings. The nonvolatile memory includes a cell capable of storing at least one bit of data, a plurality of strings in each of which at least two cells are connected in series, and a plurality of pages each of which includes a plurality of cells, wherein the strings comprise a main string group comprised of strings storing data and a spare string group including at least two spare strings that store status information on the data stored in the main string group.
摘要翻译：提供了一种用于使用多个串存储状态信息的非易失性存储器件和方法。非易失性存储器件和方法允许使用多个字符串存储状态信息。非易失性存储器包括能够存储至少一位数据的单元，串联连接有至少两个单元的多个串，以及包括多个单元的多个页，其中，串包括由存储数据的字符串组成的主字符串组和包括存储关于存储在主字符串组中的数据的状态信息的至少两个备用字符串的备用字符串组。

5. 发明申请

US20080114923A1 APPARATUS AND METHOD FOR CONTROLLING OPERATION PROCESSING IN NONVOLATILE MEMORY 审中-公开
标题翻译：用于控制非易失性存储器中的操作处理的装置和方法
公开(公告)号：US20080114923A1
公开(公告)日：2008-05-15
申请号：US11829524
申请日：2007-07-27
申请人： Ji-hyun IN , Jin-kyu Kim , Il-hoon Shin , Se-wook Na , Hyo-jun Kim , Song-ho Yoon , Dong-kun Shin
发明人： Ji-hyun IN , Jin-kyu Kim , Il-hoon Shin , Se-wook Na , Hyo-jun Kim , Song-ho Yoon , Dong-kun Shin
IPC分类号： G06F12/16 , G06F12/00
CPC分类号： G11C16/102 , G11C2216/20
摘要： An apparatus for controlling operation processing in a nonvolatile memory includes an emergency request-managing unit to set values of a pre-empt flag and a status-backup flag when an operation based on an urgent request is transmitted, a status-checking unit to check the set values of the pre-empt flag and the status-backup flag, and an operation-processing unit to process the operation based on the urgent request and an operation based on a normal request according to the checked values.
摘要翻译：用于控制非易失性存储器中的操作处理的装置包括紧急请求管理单元，用于在发送基于紧急请求的操作时设置抢占标志和状态备份标志的值;状态检查单元，用于检查预先标记和状态备份标志的设定值，以及根据检查值的基于紧急请求和基于正常请求的操作来处理操作的操作处理单元。

6. 发明授权

US08595409B2 Apparatus and method for reorganization of mapping information in flash memory 有权
标题翻译：闪存中映射信息重组的装置和方法
公开(公告)号：US08595409B2
公开(公告)日：2013-11-26
申请号：US11774198
申请日：2007-07-06
申请人： Jin-kyu Kim , Kyoung-il Bang , Song-ho Yoon , Kwang-yoon Lee
发明人： Jin-kyu Kim , Kyoung-il Bang , Song-ho Yoon , Kwang-yoon Lee
IPC分类号： G06F12/02
CPC分类号： G06F12/0246
摘要： An apparatus and method for reorganizing mapping information in a flash memory are provided. The apparatus includes a sector-managing module that secures a mapping sector where mapping information is recorded in a physical unit, and determines whether user data is recorded up to a sector located in a predetermined position, and a mapping-information-recording module that records the mapping information in the mapping sector according to a result of the determination. Here, the mapping information includes a relation of a physical sector storing the user data and a logical sector corresponding to the physical sector.
摘要翻译：提供了一种用于重组闪存中的映射信息的装置和方法。该装置包括：扇区管理模块，其将映射信息保存在物理单元中，并且确定是否将用户数据记录到位于预定位置的扇区;以及映射信息记录模块，其记录根据确定的结果在映射扇区中的映射信息。这里，映射信息包括存储用户数据的物理扇区与对应于物理扇区的逻辑扇区的关系。

7. 发明申请

US20080071971A1 APPARATUS AND METHOD FOR REORGANIZATION OF MAPPING INFORMATION IN FLASH MEMORY 有权
标题翻译：闪存中映像信息重组的装置和方法
公开(公告)号：US20080071971A1
公开(公告)日：2008-03-20
申请号：US11774198
申请日：2007-07-06
申请人： Jin-kyu Kim , Kyoung-il Bang , Song-ho Yoon , Kwang-yoon Lee
发明人： Jin-kyu Kim , Kyoung-il Bang , Song-ho Yoon , Kwang-yoon Lee
IPC分类号： G06F12/02
CPC分类号： G06F12/0246
摘要： An apparatus and method for reorganizing mapping information in a flash memory are provided. The apparatus includes a sector-managing module that secures a mapping sector where mapping information is recorded in a physical unit, and determines whether user data is recorded up to a sector located in a predetermined position, and a mapping-information-recording module that records the mapping information in the mapping sector according to a result of the determination. Here, the mapping information includes a relation of a physical sector storing the user data and a logical sector corresponding to the physical sector.
摘要翻译：提供了一种用于重组闪存中的映射信息的装置和方法。该装置包括：扇区管理模块，其将映射信息保存在物理单元中，并且确定是否将用户数据记录到位于预定位置的扇区;以及映射信息记录模块，其记录根据确定的结果在映射扇区中的映射信息。这里，映射信息包括存储用户数据的物理扇区与对应于物理扇区的逻辑扇区的关系。

8. 发明申请

US20080109904A1 APPARATUS AND METHOD FOR MANAGING SECURE DATA 审中-公开
标题翻译：用于管理安全数据的装置和方法
公开(公告)号：US20080109904A1
公开(公告)日：2008-05-08
申请号：US11782769
申请日：2007-07-25
申请人： Ji-hyun IN , Moon-sang Kwon , Song-ho Yoon
发明人： Ji-hyun IN , Moon-sang Kwon , Song-ho Yoon
IPC分类号： G06F11/00
CPC分类号： G06F21/57
摘要： An apparatus, a method for use in the apparatus, for managing secure data stored in an OTP block. The apparatus includes a secure data recorder that records secure data and its complement, and records new secure data and its complement when a power outage occurs during recording, a secure data check unit that determines the validity of the secure data and its complement, and an error determiner that determines whether the recorded secure data is a partial recording of the new secure data if the secure data is invalid.
摘要翻译：一种在装置中使用的装置，用于管理存储在OTP块中的安全数据的方法。该装置包括安全数据记录器，其记录安全数据及其补码，并且在记录期间发生停电时记录新的安全数据及其补码;确定安全数据及其补码的有效性的安全数据检查单元，以及错误确定器，如果安全数据无效，则确定所记录的安全数据是否是新安全数据的部分记录。

9. 发明申请

US20090031076A1 Method for Managing Flash Memory 审中-公开
标题翻译：闪存管理方法
公开(公告)号：US20090031076A1
公开(公告)日：2009-01-29
申请号：US12233908
申请日：2008-09-19
申请人： Ji-hyun In , Dong-hee Lee , Bum-soo Kim , Sung-kwan Kim , Song-ho Yoon
发明人： Ji-hyun In , Dong-hee Lee , Bum-soo Kim , Sung-kwan Kim , Song-ho Yoon
IPC分类号： G06F12/02
CPC分类号： G06F3/0616 , G06F3/064 , G06F3/0679 , G06F12/0246 , G06F2212/1036 , G06F2212/7211
摘要： A method for managing a flash memory, a method for leveling the wear of blocks in a flash memory, and a method for managing a file system for a flash memory are provided. The method for managing a flash memory includes: if changing of data of a data block recorded in a data area is requested, recording the data block having changed data in an alternative area and recording mapping information of the data block recorded in the alternative area in a mapping area; and if changing of data of the data block recorded in the alternative area is requested, recording a data block having changed data in the data area and deleting the mapping information recorded in the alternative area from the mapping area.
摘要翻译：提供了一种用于管理闪速存储器的方法，用于调整闪速存储器中的块的磨损的方法，以及用于管理闪速存储器的文件系统的方法。用于管理闪速存储器的方法包括：如果请求改变记录在数据区中的数据块的数据，则将具有改变的数据的数据块记录在替代区域中，并将记录在替代区域中的数据块的映射信息记录在映射区域并且如果请求改变记录在替代区域中的数据块的数据，则在数据区域中记录具有改变的数据的数据块，并且从映射区域中删除记录在替代区域中的映射信息。

10. 发明申请

US20060109725A1 Apparatus and method for managing bad blocks in a flash memory 有权
公开(公告)号：US20060109725A1
公开(公告)日：2006-05-25
申请号：US11322317
申请日：2006-01-03
申请人： Song-ho Yoon , Jang-hwan Kim , Bum-soo Kim , Tae-sun Chung , Ji-hyun In
发明人： Song-ho Yoon , Jang-hwan Kim , Bum-soo Kim , Tae-sun Chung , Ji-hyun In
IPC分类号： G11C29/00
CPC分类号： G06F12/0246 , G06F12/1425 , G11C29/76 , G11C29/765 , G11C29/82
摘要： A method and an apparatus for managing bad blocks generated while a flash memory is being used. A method for managing a bad block in a flash memory includes (a) allocating a used area having a plurality of used blocks and a spare area having a plurality of spare blocks in the flash memory, and providing a block map page group including a plurality of block map pages in which mapping information to map a bad block generated in either of the used area or the spare block to a spare block, (b) having mapping information of the block map page reside among the block map page groups in the memory, and (c) mapping the bad block generated during a flash operation to an unused spare block found through the mapping information, updating the mapping information, and recording the updated mapping information on the block map page.

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