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    • 11. 发明申请
    • ADAPTIVE CLUTTER FILTERING IN AN ULTRASOUND SYSTEM
    • 超声波系统中的自适应滤波器滤波
    • US20110313292A1
    • 2011-12-22
    • US13163093
    • 2011-06-17
    • Han KWAKJae Keun LEEJong Sik KIM
    • Han KWAKJae Keun LEEJong Sik KIM
    • A61B8/00G06K9/00
    • A61B8/06G01S15/8981
    • Embodiments for adaptively performing clutter filtering upon in an ultrasound system are disclosed. In one embodiment, the ultrasound system includes: an ultrasound data acquisition unit configured to transmit ultrasound signals to a target object and receive ultrasound echoes reflected from the target object to thereby acquire ultrasound data; and a processing unit configured to form a Doppler signal corresponding to each of a plurality of pixels constructing a Doppler mode image based on the ultrasound data, as well as to adjust coefficients of a clutter filter based on characteristics of the Doppler signal for each of the pixels for performing clutter filtering upon the Doppler signal.
    • 公开了在超声系统中自适应执行杂波滤波的实施例。 在一个实施例中,超声波系统包括:超声数据获取单元,被配置为将超声信号发射到目标对象并接收从目标对象反射的超声回波,从而获取超声数据; 以及处理单元,被配置为基于所述超声数据形成与构成多普勒模式图像的多个像素中的每一个相对应的多普勒信号,以及基于所述多普勒信号的特性来调整杂波滤波器的系数 用于对多普勒信号执行杂波滤波的像素。
    • 12. 发明申请
    • Clutter Signal Filtering For Doppler Signal
    • 用于多普勒信号的杂波信号滤波
    • US20100149920A1
    • 2010-06-17
    • US12637652
    • 2009-12-14
    • Kwang Ju LEEJong Sik KIM
    • Kwang Ju LEEJong Sik KIM
    • G01S15/00
    • G01S15/8981
    • Embodiments for filtering clutter signal from Doppler signal in an ultrasound system are disclosed. In one embodiment, a Doppler signal acquiring unit may transmit and receive ultrasound signals to and from a target object to acquire Doppler signal. A signal processing unit performs filtering upon the Doppler signal by using a first clutter filter having a first cutoff frequency and compute an input signal power to filtered input signal power rate (IFR) for the Doppler signal. The signal processing unit is further configured to be responsive to the IFR to modulate the Doppler signal and perform filtering upon the modulated Doppler signal by using the first clutter filter or to perform filtering the Doppler signal by using a second clutter filter having a second cutoff frequency.
    • 公开了用于在超声系统中从多普勒信号滤波杂波信号的实施例。 在一个实施例中,多普勒信号获取单元可以向目标对象发送和从目标对象接收超声信号以获取多普勒信号。 信号处理单元通过使用具有第一截止频率的第一杂波滤波器对多普勒信号进行滤波,并计算用于多普勒信号的滤波输入信号功率(IFR)的输入信号功率。 信号处理单元还被配置为响应于IFR来调制多普勒信号并且通过使用第一杂波滤波器对调制的多普勒信号执行滤波,或者通过使用具有第二截止频率的第二杂波滤波器对多普勒信号进行滤波 。
    • 14. 发明申请
    • VENT GRILLE OF MICROWAVE OVEN
    • 微波炉的通风口
    • US20090134155A1
    • 2009-05-28
    • US12258116
    • 2008-10-24
    • Won Tae KIMJong Sik KIMSung Bae SONG
    • Won Tae KIMJong Sik KIMSung Bae SONG
    • H05B6/64
    • H05B6/6402
    • A vent grille is provided. The vent grille is disposed on a front side of a microwave oven. Exhaust and inlet holes are disposed in a top side of the vent grille. The exhaust and inlet holes are not exposed when viewed from the front of the microwave oven. Air flows into and out of the microwave oven through the inlet and exhaust holes. An oblique guide surface or guide rib is provided to guide air discharged through the exhaust holes. Therefore, the frontal aesthetics of the microwave oven can be improved, and any safety hazard can be prevented. Furthermore, contaminants generated from food can be efficiently removed.
    • 提供排气格栅。 排气格栅设置在微波炉的正面。 排气孔和入口孔设置在排气格栅的顶侧。 当从微波炉前面观察时,排气孔和入口孔不露出。 空气通过入口和排气孔流入和流出微波炉。 提供倾斜的引导表面或引导肋以引导通过排气孔排出的空气。 因此,可以提高微波炉的正面美感,并且可以防止任何安全隐患。 此外,可以有效地除去从食物产生的污染物。
    • 15. 发明申请
    • ULTRASOUND DIAGNOSTIC SYSTEM AND METHOD FOR DISPLAYING A DOPPLER SPECTRUM IMAGE
    • 超声波诊断系统和显示多普勒频谱图像的方法
    • US20080228078A1
    • 2008-09-18
    • US12048874
    • 2008-03-14
    • Jong Sik KIMChan Mo Kim
    • Jong Sik KIMChan Mo Kim
    • A61B8/00
    • A61B8/06A61B8/13G01S7/52066G01S7/52085G01S15/8979
    • The present invention is directed to an ultrasound diagnostic system for displaying an enhanced Doppler spectrum image. The ultrasound diagnostic system includes: a period setting unit operable to set a period for computing spectral Doppler components from ultrasound data obtained by transmitting/receiving ultrasound signals to/from a target object; a Doppler spectrum data acquiring unit operable to compute the spectral Doppler components at the set period from the ultrasound data for acquiring Doppler spectrum data; a storage unit operable to store the acquired Doppler spectrum data; a user input unit operable to receive sweep speed information from a user for selecting a sweep speed; a data adjusting unit operable to compare the set period with the selected sweep speed and adjust the Doppler spectrum data based on the comparison result; and a display unit operable to display a Doppler spectrum image based on the adjusted Doppler spectrum data.
    • 本发明涉及用于显示增强的多普勒频谱图像的超声诊断系统。 超声诊断系统包括:周期设定单元,其可操作以从通过从目标物体发送/接收超声波信号而获得的超声波数据来设定用于计算频谱多普勒分量的周期; 多普勒频谱数据获取单元,用于从用于获取多普勒频谱数据的超声数据计算设定周期的频谱多普勒分量; 存储单元,用于存储获取的多普勒频谱数据; 用户输入单元,用于从用户接收扫描速度信息以选择扫描速度; 数据调整单元,用于将设定的周期与所选择的扫描速度进行比较,并根据比较结果调整多普勒频谱数据; 以及显示单元,用于基于所调节的多普勒频谱数据显示多普勒频谱图像。