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    • 5. 发明授权
    • Method and apparatus for ultrasound image quantification
    • 用于超声图像定量的方法和装置
    • US06193664B1
    • 2001-02-27
    • US09245421
    • 1999-02-04
    • Ismayil M. GuracarSamuel H. MaslakJohn W. AllisonPaul E. ChandlerJohn I. JacksonArvind JainLaurence S. McCabe
    • Ismayil M. GuracarSamuel H. MaslakJohn W. AllisonPaul E. ChandlerJohn I. JacksonArvind JainLaurence S. McCabe
    • A61B800
    • G01S15/8988A61B8/08G01S7/52023G01S7/52025G01S7/52034G01S7/52038G01S7/52063G01S7/52071G01S15/895G01S15/8979
    • A method and apparatus for quantifying and displaying ultrasound signals in an ultrasonic system are provided. A first signal value for each of at least one spatial location in a region of interest is acquired at a first time, and the signal values are summed to obtain a first surface integral value. A second signal value for each of said at least one spatial location in said region of interest is acquired at a second time, and the second signal values are summed to obtain a second surface integral value. The first surface integral value is summed with the second surface integral value to obtain a time based integral. The time based integral is displayed. Other quantities based on any of various ultrasound parameters, such as Doppler energy, Doppler velocity and B-mode intensity, are calculated and displayed as quantities or as waveforms as a function of time. Furthermore, various comparisons of quantities and waveforms are provided. Image plane data or other ultrasound data are used in the calculations. Finally, a histogram data structure is provided to aid calculation of the various quantities.
    • 提供了一种在超声波系统中量化和显示超声信号的方法和装置。 在第一时间获取感兴趣区域中的至少一个空间位置中的每一个的第一信号值,并且将信号值相加以获得第一表面积分值。 在第二时间获取所述感兴趣区域中的所述至少一个空间位置中的每一个的第二信号值,并且将第二信号值求和以获得第二表面积分值。 第一表面积分值与第二表面积分值相加以获得基于时间的积分。 显示基于时间的积分。 基于各种超声参数(诸如多普勒能量,多普勒速度和B模式强度)中的任一种的其他量被计算并显​​示为数量或作为时间的函数的波形。 此外,还提供了数量和波形的各种比较。 在计算中使用图像平面数据或其他超声数据。 最后,提供直方图数据结构以辅助各种量的计算。
    • 9. 发明授权
    • Ultrasound imaging method and apparatus with dynamic non-linear filtering
    • 超声成像方法与装置动态非线性滤波
    • US5396285A
    • 1995-03-07
    • US60204
    • 1993-05-07
    • Dave HedbergIsmayil M. GuracarMichael J. TierneyStuart CarpJames W. ArensonSamuel H. Maslak
    • Dave HedbergIsmayil M. GuracarMichael J. TierneyStuart CarpJames W. ArensonSamuel H. Maslak
    • G01N29/06A61B8/14G06T5/20H04N7/18
    • G06T5/20G01N2291/02491
    • Methods and apparatus for enhancing the clarity of and the diagnostic information in real-time B-mode and M-mode ultrasound displays including a beamformer for acquiring ultrasound receive signals for each ultrasound scan line of a two-dimensional image and processing the receive signals for each ultrasound scan line into detected and filtered video signals for storage in scan line acquisition memory with programmable dynamically variable non-linear filters for processing the video signals with continuously and automatically varying filter responses over a range of low and high pass responses followed by scan converting and display of the non-linearly processed video signals. The non-linear filters may process video signals in range along each ultrasound scan line or azimuthally along multiple ultrasound scan lines of a two-dimensional B-mode image. The non-linear filters also can be two-dimensionally programmable for processing video signals both in range along each ultrasound scan line and azimuthally along multiple ultrasound scan lines over regions of a two-dimensional B-mode image. The non-linear filter may be responsive to a local signal measurement and to spatial positions in a B-mode image for control of filter parameters. The non-linear filter can also be programmable to accommodate variable system characteristics for particular imaging applications.
    • 用于提高实时B模式和M模式超声显示器中的清晰度和诊断信息的方法和装置,包括用于为二维图像的每个超声扫描线获取超声波接收信号的波束形成器,并处理接收信号 每个超声波扫描线进入检测和滤波的视频信号,用于存储在扫描线采集存储器中,具有可编程的动态可变非线性滤波器,用于在低通和高通响应的范围内连续且自动地改变滤波器响应,随后扫描转换 并显示非线性处理的视频信号。 非线性滤波器可以沿着每个超声波扫描线或沿着二维B模式图像的多个超声扫描线的方位角处理视频信号。 非线性滤波器也可以是二维可编程的,用于在沿着每个超声波扫描线的范围内以及在二维B模式图像的区域上沿多个超声扫描线的方位角处理视频信号。 非线性滤波器可以响应于本地信号测量和B模式图像中的空间位置以控制滤波器参数。 非线性滤波器也可以被编程以适应特定成像应用的可变系统特性。
    • 10. 发明授权
    • Methods and apparatus for ultrasound image quantification
    • 超声图像定量的方法和装置
    • US06322511B1
    • 2001-11-27
    • US09478689
    • 2000-01-06
    • Ismayil M. GuracarSamuel H. Maslak
    • Ismayil M. GuracarSamuel H. Maslak
    • A61B800
    • G01S15/8988A61B8/08G01S7/52023G01S7/52025G01S7/52034G01S7/52038G01S7/52063G01S7/52071G01S15/895G01S15/8979
    • A method and apparatus for quantifying and displaying ultrasound signals in an ultrasonic system are provided. A first signal value for each of at least one spatial location in a region of interest is acquired at a first time, and the signal values are summed to obtain a first surface integral value. A second signal value for each of said at least one spatial location in said region of interest is acquired at a second time, and the second signal values are summed to obtain a second surface integral value. The first surface integral value is summed with the second surface integral value to obtain a time based integral. The time based integral is displayed. Other quantities based on any of various ultrasound parameters, such as Doppler energy, Doppler velocity and B-mode intensity, are calculated and displayed as quantities or as waveforms as a function of time. Furthermore, various comparisons of quantities and waveforms are provided. Image plane data or other ultrasound data are used in the calculations. Finally, a histogram data structure is provided to aid calculation of the various quantities.
    • 提供了一种在超声波系统中量化和显示超声信号的方法和装置。 在第一时间获取感兴趣区域中的至少一个空间位置中的每一个的第一信号值,并且将信号值相加以获得第一表面积分值。 在第二时间获取所述感兴趣区域中的所述至少一个空间位置中的每一个的第二信号值,并且将第二信号值求和以获得第二表面积分值。 第一表面积分值与第二表面积分值相加以获得基于时间的积分。 显示基于时间的积分。 基于各种超声参数(诸如多普勒能量,多普勒速度和B模式强度)中的任一种的其他量被计算并显​​示为数量或作为时间的函数的波形。 此外,还提供了数量和波形的各种比较。 在计算中使用图像平面数据或其他超声数据。 最后,提供直方图数据结构以辅助各种量的计算。