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1. 发明授权

US09384778B2 Online iteration resource allocation for large sector format drive 有权
标题翻译：大型扇区格式驱动器的在线迭代资源分配
公开(公告)号：US09384778B2
公开(公告)日：2016-07-05
申请号：US14269004
申请日：2014-05-02
申请人： LSI Corporation
发明人： Shu Li , Fan Zhang , Jun Xiao
IPC分类号： G11B20/10
CPC分类号： G11B20/10527 , G11B2020/10916
摘要： Systems and methods for resource allocation for a large sector format processing may include, but are not limited to, operations for: determining non-convergence of a magnetic disc sub-sector of a first magnetic disc sector within a processing time frame allocated to the magnetic disc sub-sector; determining a convergence of a second magnetic disc sector occurring in less time than a processing time frame allocated to the second magnetic disc sector; and processing the magnetic disc sub-sector during a portion of the processing time frame allocated to the second magnetic disc sector remaining after processing of the second magnetic disc sector.
摘要翻译：用于大扇区格式处理的资源分配的系统和方法可以包括但不限于：在分配给磁盘的处理时间帧内确定第一磁盘扇区的磁盘子扇区的非收敛的操作光盘子行业; 确定在比分配给第二磁盘扇区的处理时间帧更短的时间内发生的第二磁盘扇区的会聚; 以及在分配给第二磁盘扇区的处理之后剩余的第二磁盘扇区的处理时间帧的一部分期间处理磁盘子扇区。

2. 发明授权

US09311992B2 Decoding system and method for electronic non-volatile computer storage apparatus 有权
标题翻译：电子非易失性计算机存储装置的解码系统和方法
公开(公告)号：US09311992B2
公开(公告)日：2016-04-12
申请号：US14200659
申请日：2014-03-07
申请人： LSI Corporation
发明人： Fan Zhang , Yu Chin Fabian Lim , Shu Li
IPC分类号： G06F11/10 , G11C11/56 , H03M13/11 , H03M13/37 , H03M13/45 , H03M13/00 , G06F11/36
CPC分类号： G11C11/5642 , G06F11/1008 , G06F11/1012 , H03M13/1105 , H03M13/3723 , H03M13/373 , H03M13/451 , H03M13/6325
摘要： Methods are systems for calculating log-likelihood ratios for a decoder utilized in an electronic non-volatile computer storage apparatus are disclosed. A log-likelihood ratio handler is configured to provide an input log-likelihood ratio to the decoder, wherein the input log-likelihood ratio is one of: a uniform input log-likelihood ratio for all bits calculated based on an estimated raw bit error rate for a particular data unit, or a bit-based input log-likelihood ratio for each bit calculated based on a confidence value for a cell containing said each bit. The decoder of the electronic non-volatile computer storage apparatus is configured to decode encoded data at least partially based on the input log-likelihood ratio from the log-likelihood ratio handler.
摘要翻译：方法是公开了用于计算在电子非易失性计算机存储装置中使用的解码器的对数似然比的系统。对数似然比处理器被配置为向解码器提供输入对数似然比，其中输入对数似然比是以下之一：基于估计的原始误码率计算的所有比特的均匀输入对数似然比或针对包含所述每个位的单元的置信度值计算的每个位的基于位的输入对数似然比。电子非易失性计算机存储装置的解码器被配置为至少部分地基于来自对数似然比处理器的输入对数似然比来解码编码数据。

3. 发明授权

US09281843B2 Systems and methods for reduced constraint code data processing 有权
标题翻译：用于减少约束代码数据处理的系统和方法
公开(公告)号：US09281843B2
公开(公告)日：2016-03-08
申请号：US13853711
申请日：2013-03-29
申请人： LSI Corporation
发明人： Shu Li , Anatoli A. Bolotov , Shaohua Yang , Fan Zhang
IPC分类号： H03M13/11 , H03M13/29 , H03M13/00 , G11B20/18
CPC分类号： H03M13/116 , G11B20/1833 , H03M13/1111 , H03M13/1171 , H03M13/2957 , H03M13/6325 , H03M13/6343
摘要： The present inventions are related to systems and methods for data processing, and more particularly to systems and methods for performing data decoding. In one case a data processing system is disclosed that includes a decoder circuit operable to apply a low density parity check algorithm to a decoder input to yield an interim decoded output, where the decoder input is a codeword formed of two bit symbols, and where the decoder input is encoded to yield a last layer including at least two different entry values. In addition, the data processing system includes an inverse mapping circuit operable to remap the interim decoded output to yield an overall decoded output.
摘要翻译：本发明涉及用于数据处理的系统和方法，更具体地涉及用于执行数据解码的系统和方法。在一种情况下，公开了一种数据处理系统，其包括解码器电路，其可操作以将低密度奇偶校验算法应用于解码器输入以产生中间解码输出，其中解码器输入是由两个比特符号形成的码字，并且其中解码器输入被编码以产生包括至少两个不同入口值的最后一层。另外，该数据处理系统包括一个反向映射电路，可操作用于重新映射中间解码的输出以产生一个整体解码的输出。

4. 发明申请

US20150255113A1 Online Iteration Resource Allocation for Large Sector Format Drive 有权
标题翻译：大型格式驱动器的在线迭代资源分配
公开(公告)号：US20150255113A1
公开(公告)日：2015-09-10
申请号：US14269004
申请日：2014-05-02
申请人： LSI Corporation
发明人： Shu Li , Fan Zhang , Jun Xiao
IPC分类号： G11B20/12
CPC分类号： G11B20/10527 , G11B2020/10916
摘要： Systems and methods for resource allocation for a large sector format processing may include, but are not limited to, operations for: determining non-convergence of a magnetic disc sub-sector of a first magnetic disc sector within a processing time frame allocated to the magnetic disc sub-sector; determining a convergence of a second magnetic disc sector occurring in less time than a processing time frame allocated to the second magnetic disc sector; and processing the magnetic disc sub-sector during a portion of the processing time frame allocated to the second magnetic disc sector remaining after processing of the second magnetic disc sector.
摘要翻译：用于大扇区格式处理的资源分配的系统和方法可以包括但不限于：在分配给磁盘的处理时间帧内确定第一磁盘扇区的磁盘子扇区的非收敛的操作光盘子行业; 确定在比分配给第二磁盘扇区的处理时间帧更短的时间内发生的第二磁盘扇区的会聚; 以及在分配给第二磁盘扇区的处理之后剩余的第二磁盘扇区的处理时间帧的一部分期间处理磁盘子扇区。

5. 发明授权

US09112531B2 Systems and methods for enhanced local iteration randomization in a data decoder 有权
标题翻译：用于数据解码器中增强的局部迭代随机化的系统和方法
公开(公告)号：US09112531B2
公开(公告)日：2015-08-18
申请号：US13652012
申请日：2012-10-15
申请人： LSI Corporation
发明人： Fan Zhang , Wu Chang , Shaohua Yang , Ming Jin
IPC分类号： H03M13/05 , H03M13/00 , H03M13/11 , H03M13/41
CPC分类号： H03M13/1128 , H03M13/1137 , H03M13/114 , H03M13/1142 , H03M13/41 , H03M13/6331 , H03M13/6343
摘要： Systems and methods for data processing particularly related local iteration randomization in a data decoding circuit. In some cases a data processing system may include: a layered data decoding circuit, a value generator circuit, and a selector circuit. The layered data decoding circuit is configured to iteratively apply a data decoding algorithm up to a selected number of times to a decoder input to yield a decoded output in accordance with a layer order. The value generator circuit is operable configured to generate an adjusted number of times where the adjusted number of times is less than a default number of times. The selector circuit is operable configured to select one of the default number of times and the adjusted number of times as the selected number of times.
摘要翻译：用于数据处理的系统和方法特别涉及数据解码电路中的局部迭代随机化。在一些情况下，数据处理系统可以包括：分层数据解码电路，值产生器电路和选择器电路。分层数据解码电路被配置为将数据解码算法迭代地应用到解码器输入的选定次数，以根据层次顺序产生解码的输出。值产生器电路可操作地配置为产生经调整次数小于默认次数的调整次数。选择器电路可操作地配置为选择默认次数和调整次数中的一个作为所选次数。

6. 发明授权

US09048870B2 Low density parity check decoder with flexible saturation 有权
标题翻译：低密度奇偶校验解码器具有灵活的饱和度
公开(公告)号：US09048870B2
公开(公告)日：2015-06-02
申请号：US13777976
申请日：2013-02-26
申请人： LSI Corporation
发明人： Shu Li , Zongwang Li , Shaohua Yang , Fan Zhang
IPC分类号： H03M13/00 , H03M13/11 , H03M13/37
CPC分类号： H03M13/1117 , H03M13/1125 , H03M13/114 , H03M13/1171 , H03M13/3723 , H03M13/6331 , H03M13/6343 , H03M13/6508 , H03M13/6591
摘要： Embodiments of the present inventions are related to systems and methods for decoding data in an LDPC decoder with flexible saturation levels for variable node probability values.
摘要翻译：本发明的实施例涉及用于对具有用于可变节点概率值的灵活饱和度水平的LDPC解码器中的数据进行解码的系统和方法。

7. 发明申请

US20150134613A1 Systems and Methods for Lost Synchronization Data Set Reprocessing 有权
标题翻译：丢失同步数据集再处理的系统和方法
公开(公告)号：US20150134613A1
公开(公告)日：2015-05-14
申请号：US14080935
申请日：2013-11-15
申请人： LSI Corporation
发明人： Shu Li , Fan Zhang , Jun Xiao , Jefferson Singleton
IPC分类号： G06F11/14 , G06F17/30
CPC分类号： G06F11/1469 , G06F17/30424 , G06F17/30581 , G11B5/09 , G11B20/1217 , G11B2020/1287
摘要： Systems and method relating generally to data processing, and more particularly to systems and methods for segmenting a data set and recovering the segmented data set.
摘要翻译：一般涉及数据处理的系统和方法，更具体地涉及用于分割数据集并恢复分段数据集的系统和方法。

8. 发明授权

US09032276B2 Method and system for generation of a tie-breaking metric in a low-density parity check data encoding system 有权
标题翻译：用于在低密度奇偶校验数据编码系统中产生断开度量的方法和系统
公开(公告)号：US09032276B2
公开(公告)日：2015-05-12
申请号：US13626255
申请日：2012-09-25
申请人： LSI Corporation
发明人： Wu Chang , Fan Zhang , Yang Han , Ming Jin
IPC分类号： H03M13/00 , H03M13/03 , H04L27/06 , H03M13/05 , H03M13/45 , H03M13/29 , H03M13/11 , H03M13/37 , H03M13/39 , H03M13/25
CPC分类号： H03M13/05 , H03M13/1108 , H03M13/1125 , H03M13/1171 , H03M13/258 , H03M13/2927 , H03M13/2948 , H03M13/2957 , H03M13/2963 , H03M13/2975 , H03M13/3746 , H03M13/3927 , H03M13/458 , H03M13/612 , H03M13/6513
摘要： The present invention includes generating a tie-breaking metric via a comparative tie-breaking metric training process, monitoring an output of a channel detector in order to identify a tie condition between a first log-likelihood ratio (LLR) value and a second LLR value of a symbol, and upon identifying a tie condition between the first LLR value and the second LLR value of the symbol, applying the generated tie-breaking metric to the symbol in order to assign a hard decision to the symbol.
摘要翻译：本发明包括通过比较打破中断度量训练过程产生一个断开的度量，监视信道检测器的输出，以便识别第一对数似然比（LLR）值和第二LLR值之间的联系条件并且在识别符号的第一LLR值和第二LLR值之间的系数条件时，将生成的关联度量应用于符号，以便为符号分配硬决定。

9. 发明申请

US20150089330A1 Systems and Methods for Enhanced Data Recovery in a Solid State Memory System 有权
标题翻译：在固态存储器系统中增强数据恢复的系统和方法
公开(公告)号：US20150089330A1
公开(公告)日：2015-03-26
申请号：US14047423
申请日：2013-10-07
申请人： LSI Corporation
发明人： Haitao Xia , Fan Zhang , Shu Li , Jun Xiao
IPC分类号： G06F11/10 , H03M13/11
CPC分类号： G06F11/1068 , G06F3/0619 , G06F3/064 , G06F3/0679 , G06F11/1008 , G06F11/1012 , G11C29/52 , H03M13/1111 , H03M13/1128 , H03M13/1142 , H03M13/3723 , H03M13/3746 , H03M13/6337
摘要： Systems and method relating generally to data processing, and more particularly to systems and methods for recovering data from a solid state memory.
摘要翻译：一般涉及数据处理的系统和方法，更具体地涉及用于从固态存储器恢复数据的系统和方法。

10. 发明申请

US20140359393A1 Systems and Methods for Data Processing Using Global Iteration Result Reuse 有权
标题翻译：使用全局迭代结果重用的数据处理系统和方法
公开(公告)号：US20140359393A1
公开(公告)日：2014-12-04
申请号：US13912059
申请日：2013-06-06
申请人： LSI Corporation
发明人： Fan Zhang , Shu Li , Jun Xiao , Kaitlyn T. Nguyen
IPC分类号： G06F11/10 , H03M13/09
CPC分类号： G06F11/1076 , H03M13/1111 , H03M13/27 , H03M13/2948 , H03M13/2957 , H03M13/6331 , H03M13/658 , H03M13/6583 , H04L2201/06
摘要： The present inventions are related to systems and methods for data processing, and more particularly to systems and methods for use of a detector output by a data decoder.
摘要翻译：本发明涉及用于数据处理的系统和方法，更具体地涉及用于由数据解码器输出的检测器的系统和方法。

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