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    • 21. 发明授权
    • Method of detection of erroneous memory usage
    • 检测错误内存使用的方法
    • US08732535B2
    • 2014-05-20
    • US13441275
    • 2012-04-06
    • Jae-Hoon JeongEkaterina Anatolievna GorelkinaHyun-Joo Ahn
    • Jae-Hoon JeongEkaterina Anatolievna GorelkinaHyun-Joo Ahn
    • G06F11/00
    • G06F11/3636
    • A method of detection of erroneous memory usage is provided. The method includes starting a computer and executing a program and a monitoring tool to collect calls to a memory during execution of the program, detecting a call to the memory using the monitoring tool, extracting lines of code which request access to a memory address via the call to the memory, detecting a set of variables to which access is granted via the call to the memory, extracting, after execution of the predetermined program, the set of variables for each of the lines of code, detecting erroneous memory usage by matching the extracted lines of code with the set of variables, and determining the call as erroneous upon access being granted to the memory corresponding to the set of variables during execution of the predetermined program when access is not possible during the execution of the program.
    • 提供了一种检测错误存储器使用的方法。 该方法包括启动计算机并执行程序和监视工具以在执行程序期间收集对存储器的呼叫,使用监视工具检测到对存储器的呼叫,提取通过该存储器地址请求访问存储器地址的代码行 调用存储器,检测通过对存储器的调用向其授予访问的一组变量,在执行预定程序之后,提取每行代码的变量集合,通过匹配 提取的代码行与变量集合,并且当在执行程序期间不可访问时,在执行预定程序期间,在访问时将调用确定为对应于该组变量的存储器的错误。
    • 23. 发明授权
    • Method and apparatus for detecting pitch by using spectral auto-correlation
    • 使用频谱自相关检测音调的方法和装置
    • US08315854B2
    • 2012-11-20
    • US11604272
    • 2006-11-27
    • Kwang Cheol OhJae-Hoon Jeong
    • Kwang Cheol OhJae-Hoon Jeong
    • G10L11/04G10L11/06G10L19/00
    • G10L25/90
    • A method and an apparatus for detecting a pitch in input voice signals by using a spectral auto-correlation. The pitch detection method includes: performing a Fourier transform on the input voice signals after performing a pre-processing on the input voice signals, performing an interpolation on the transformed voice signals, calculating a spectral difference from a difference between spectrums of the interpolated voice signals, calculating a spectral auto-correlation by using the calculated spectral difference, determining a voicing region based on the calculated spectral auto-correlation, and extracting a pitch by using the spectral auto-correlation corresponding to the voicing region.
    • 一种用于通过使用频谱自相关来检测输入语音信号中的音调的方法和装置。 音调检测方法包括:对输入的语音信号进行预处理后对输入的语音信号进行傅里叶变换,对变换后的语音信号进行插值,根据插入的语音信号的频谱的差计算频谱差 通过使用计算出的频谱差计算频谱自相关,基于所计算的频谱自相关来确定语音区域,以及通过使用与发音区域对应的频谱自相关来提取音调。