Viterbi decoding apparatus using level information generator supporting different hardware configurations to generate level information to Viterbi decoder and related method thereof
    1.
    发明授权
    Viterbi decoding apparatus using level information generator supporting different hardware configurations to generate level information to Viterbi decoder and related method thereof 有权
    维特比解码装置使用支持不同硬件配置的电平信息发生器来产生维特比解码器的电平信息及其相关方法

    公开(公告)号:US08432780B1

    公开(公告)日:2013-04-30

    申请号:US13468048

    申请日:2012-05-10

    CPC classification number: H03M13/41

    Abstract: An exemplary Viterbi decoding apparatus includes a Viterbi decoder and a level information generator. The Viterbi decoder is arranged for generating a first binary signal by decoding an input signal according to target level information. The level information generator is arranged to support a plurality of different hardware configurations each for level information generation, and operate in a target hardware configuration among the different hardware configurations to generate the target level information to the Viterbi decoder. An exemplary Viterbi decoding method includes: configuring a level information generator, arranged to support a plurality of different hardware configurations each for level information generation, to operate in a target hardware configuration among the different hardware configurations for generating target level information; and generating a first binary signal by performing Viterbi decoding upon an input signal according to the target level information generated from the level information generator.

    Abstract translation: 示例性维特比解码装置包括维特比解码器和电平信息发生器。 维特比解码器用于通过根据目标电平信息对输入信号进行解码来产生第一二进制信号。 电平信息发生器被布置为支持多个不同的硬件配置,每个硬件配置用于级别信息生成,并且在不同硬件配置之间的目标硬件配置中操作,以向维特比解码器生成目标电平信息。 示例性维特比解码方法包括:配置级别信息生成器,其被布置为支持用于级别信息生成的多个不同硬件配置,以在用于生成目标级别信息的不同硬件配置之间的目标硬件配置中操作; 以及通过根据从电平信息发生器产生的目标电平信息对输入信号执行维特比解码来产生第一二进制信号。

    APPARATUS FOR GENERATING VITERBI-PROCESSED DATA
    2.
    发明申请
    APPARATUS FOR GENERATING VITERBI-PROCESSED DATA 审中-公开
    用于生成VITERBI处理数据的装置

    公开(公告)号:US20110090779A1

    公开(公告)日:2011-04-21

    申请号:US12703874

    申请日:2010-02-11

    Abstract: The invention discloses an apparatus for generating a Viterbi-processed data using an input signal obtained from an optical disk, including a Viterbi module and a binary signal enhancing module. The Viterbi module is configured to process the input signal according to a binary signal. The binary signal enhancing module is configured to boost the input signal and generate the binary signal accordingly.

    Abstract translation: 本发明公开了一种使用从包括维特比模块和二进制信号增强模块的光盘获得的输入信号产生维特比处理数据的装置。 维特比模块被配置为根据二进制信号处理输入信号。 二进制信号增强模块被配置为升高输入信号并相应地生成二进制信号。

    METHOD AND SYSTEM FOR TUNING WRITE STRATEGY PARAMETERS UTILIZING DATA-TO-CLOCK EDGE DEVIATIONS
    4.
    发明申请
    METHOD AND SYSTEM FOR TUNING WRITE STRATEGY PARAMETERS UTILIZING DATA-TO-CLOCK EDGE DEVIATIONS 有权
    用于调整使用数据到时钟边缘偏差的写策略参数的方法和系统

    公开(公告)号:US20070183290A1

    公开(公告)日:2007-08-09

    申请号:US11307365

    申请日:2006-02-03

    CPC classification number: H03M13/27 G11B20/10009

    Abstract: A method for tuning a plurality of write strategy parameters of an optical storage device includes detecting a plurality of patterns. Each pattern corresponds to a pit or a land on a phase-changed type optical storage medium accessed by the optical storage device. The method further includes performing calculations corresponding to a plurality of data types and generating a plurality of data-to-clock edge deviations respectively corresponding to the data types. Each pattern belongs to a data type. The data-to-clock edge deviations are utilized for tuning the write strategy parameters corresponding to the data types respectively.

    Abstract translation: 调整光学存储设备的多个写入策略参数的方法包括检测多个模式。 每个图案对应于由光存储装置访问的相变型光存储介质上的凹坑或焊盘。 该方法还包括执行对应于多个数据类型的计算,并产生分别对应于数据类型的多个数据到时钟边缘偏移。 每个模式属于数据类型。 数据到时钟边缘偏差用于分别调整与数据类型对应的写入策略参数。

    SYSTEM AND METHOD FOR OPTIMIZING WRITE STRATEGY PARAMETERS USING TWO-STAGE ADJUSTMENT
    5.
    发明申请
    SYSTEM AND METHOD FOR OPTIMIZING WRITE STRATEGY PARAMETERS USING TWO-STAGE ADJUSTMENT 有权
    使用两阶段调整优化写策略参数的系统和方法

    公开(公告)号:US20070047414A1

    公开(公告)日:2007-03-01

    申请号:US11424552

    申请日:2006-06-16

    CPC classification number: G11B7/00456

    Abstract: A method for optimizing write parameters using two-stage adjustment is provided. A first kind of write strategy parameters optimization procedure for adjusting at least one static write strategy parameter of a write strategy is performed. A second kind of write strategy parameters optimization procedure for adjusting at least one dynamic write strategy parameter of the write strategy is performed after performing the first kind of write strategy parameters optimization procedure. The static write strategy parameter corresponds to a signal length of a pit on an optical disk and the dynamic write strategy parameter is utilized to overcome heat interference when forming the pit.

    Abstract translation: 提供了一种使用两级调整优化写入参数的方法。 执行用于调整写入策略的至少一个静态写入策略参数的第一种写入策略参数优化过程。 在执行第一种写策略参数优化过程之后,执行用于调整写策略的至少一个动态写策略参数的第二种写策略参数优化过程。 静态写入策略参数对应于光盘上的凹坑的信号长度,并且动态写入策略参数用于克服当形成凹坑时的热干扰。

    JITTER MEASURING METHOD AND DEVICE THEREOF
    6.
    发明申请
    JITTER MEASURING METHOD AND DEVICE THEREOF 审中-公开
    抖动测量方法及其装置

    公开(公告)号:US20070047412A1

    公开(公告)日:2007-03-01

    申请号:US11420765

    申请日:2006-05-28

    CPC classification number: G11B20/10009 G11B20/10222 G11B20/10481

    Abstract: The present invention provides a jitter measuring device. The device includes an edge position measuring unit and a jitter calculation unit. The edge position measuring unit receives a serial digital signal and a reference clock and measures edge position for each transition of the serial digital signal according to the reference clock. The jitter calculation unit, which is coupled to the edge detection unit, calculates a first average value of a plurality of edge position values and then determines the jitter of the serial digital signal by calculating an average value of the differences between the first average value and the edge position values.

    Abstract translation: 本发明提供一种抖动测量装置。 该装置包括边缘位置测量单元和抖动计算单元。 边沿位置测量单元接收串行数字信号和参考时钟,并根据参考时钟测量串行数字信号的每个转换的边沿位置。 耦合到边缘检测单元的抖动计算单元计算多个边缘位置值的第一平均值,然后通过计算第一平均值和第二平均值之间的差的平均值来确定串行数字信号的抖动 边缘位置值。

    Method and apparatus for laser control during recording
    7.
    发明申请
    Method and apparatus for laser control during recording 失效
    记录过程中激光控制的方法和装置

    公开(公告)号:US20070047408A1

    公开(公告)日:2007-03-01

    申请号:US11344810

    申请日:2006-02-01

    CPC classification number: G11B7/1263 G11B7/1267

    Abstract: The invention relates to recording on a medium, and in particular, to laser control during recording data on an optical medium. A laser control method for dynamically adjusting laser power during recording data onto an optical disc comprises: recording normal data onto the optical disc according to an initial laser power; stopping recording when a trigger is generated; reading back the recorded normal data and generating a first recording quality index; recording a test pattern at a test pattern starting point according to a selected laser power; reading back the test pattern and generating a second recording quality index; and determining an adaptive laser power to continually record the normal data according to the first recording quality index and the second recording quality index.

    Abstract translation: 本发明涉及在介质上记录特别是在光学介质上记录数据期间的激光控制。 一种用于在将数据记录到光盘上时动态地调整激光功率的激光控制方法包括:根据初始激光功率将普通数据记录在光盘上; 产生触发时停止录音; 回读记录的正常数据并产生第一记录质量指标; 根据选择的激光功率在测试图案起始点记录测试图案; 读取测试图案并产生第二个记录质量指标; 以及根据所述第一记录质量指数和所述第二记录质量指数,确定自适应激光功率以连续记录所述正常数据。

    Decoding circuit operating in response to decoded result and/or a plurality of viterbi target levels with pattern dependency
    9.
    发明授权
    Decoding circuit operating in response to decoded result and/or a plurality of viterbi target levels with pattern dependency 有权
    响应于解码结果操作的解码电路和/或具有模式依赖性的多个维特比目标级别

    公开(公告)号:US08276053B2

    公开(公告)日:2012-09-25

    申请号:US12614431

    申请日:2009-11-08

    Applicant: Chih-Ching Yu

    Inventor: Chih-Ching Yu

    CPC classification number: H03M13/35 H03M13/3707 H03M13/41 H03M13/4107

    Abstract: A decoding circuit includes: a level adjuster with pattern dependency arranged to generate a plurality of Viterbi target levels with pattern dependency; and a Viterbi decoder arranged to perform Viterbi decoding according to the Viterbi target levels with pattern dependency. A decoding circuit includes a Viterbi decoder arranged to perform Viterbi decoding, and the Viterbi decoder includes a branch metric generator arranged to generate a plurality of branch metrics with pattern dependency according to an input of the Viterbi decoder and a plurality of Viterbi target levels with pattern dependency. In particular, the branch metric generator includes: a plurality of branch metric generation paths arranged to generate a plurality of intermediate values according to the input of the Viterbi decoder and the Viterbi target levels with pattern dependency, respectively; and a selection unit for selecting a portion of the intermediate values as the branch metrics with pattern dependency.

    Abstract translation: 解码电路包括:具有图案依赖性的电平调节器,被布置为产生具有图案依赖性的多个维特比目标电平; 以及维特比解码器,被配置为根据具有模式依赖性的维特比目标级别执行维特比解码。 解码电路包括被配置为执行维特比解码的维特比解码器,维特比解码器包括分支度量发生器,其被配置为根据维特比解码器的输入和具有模式的多个维特比目标电平生成具有模式依赖性的多个分支度量 依赖。 特别地,分支量度生成器包括:多个分支量度生成路径,其被配置为分别根据维特比解码器的输入和维特比目标水平分别产生多个中间值,具有模式依赖性; 以及选择单元,用于选择中间值的一部分作为具有模式依赖性的分支度量。

    METHOD FOR IMPROVING READABILITY OF AN OPTICAL DISC, AND ASSOCIATED OPTICAL STORAGE APPARATUS
    10.
    发明申请
    METHOD FOR IMPROVING READABILITY OF AN OPTICAL DISC, AND ASSOCIATED OPTICAL STORAGE APPARATUS 有权
    提高光盘可读性的方法及相关光存储装置

    公开(公告)号:US20100284256A1

    公开(公告)日:2010-11-11

    申请号:US12436146

    申请日:2009-05-06

    Abstract: A method for improving readability of an optical disc includes: changing a first control parameter of an optical storage apparatus that accesses the optical disc and obtaining a plurality of associated values of an index corresponding to the readability of the optical disc for respective changed/unchanged values of the first control parameter; setting the first control parameter to be an optimal value out of the changed/unchanged values of the first control parameter according to the index; changing a second control parameter with the first parameter set to be the optimal value to obtaining a plurality of associated values of the index for respective changed/unchanged values of the second control parameter; and setting the second control parameter to be an optimal value according to the index. The control parameters having their individual optimal values are utilized for further control during decoding. In addition, an associated optical storage apparatus is further provided.

    Abstract translation: 一种用于提高光盘的可读性的方法包括:改变访问光盘的光存储装置的第一控制参数,并且获得与光盘的可读性相对应的指标的多个相关联的值用于各个改变/不变的值 的第一个控制参数; 根据索引,将第一控制参数设置为第一控制参数的改变/不变值的最佳值; 将所述第一参数设置为最佳值来改变第二控制参数,以获得所述第二控制参数的各个改变/不变值的所述索引的多个关联值; 并根据索引将第二控制参数设置为最佳值。 具有各自的最佳值的控制参数用于解码期间的进一步控制。 此外,还提供了一种相关联的光学存储装置。

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