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1. 发明授权

US08801616B2 Ultrasonic diagnostic apparatus and ultrasonic image processing method 有权
标题翻译：超声波诊断仪和超声波图像处理方法
公开(公告)号：US08801616B2
公开(公告)日：2014-08-12
申请号：US12753724
申请日：2010-04-02
申请人： Gyu Won Kim , Won Tae Choi , Kyoung Joong Min
发明人： Gyu Won Kim , Won Tae Choi , Kyoung Joong Min
IPC分类号： A61B8/00
CPC分类号： A61B8/14
摘要： Disclosed herein is an ultrasonic diagnostic apparatus and ultrasonic image processing method. The ultrasonic diagnostic apparatus includes an ultrasonic transmission unit; An ultrasonic probe emits; An ultrasonic reception unit; An image processing unit; A sound velocity determination unit; and A control unit. Accordingly, there is an advantage in that the actual sound velocity of a reflected wave is estimated, so that high-quality ultrasonic images can be provided, and the time required for the estimation of a sound velocity can be reduced.
摘要翻译：这里公开了超声波诊断装置和超声波图像处理方法。超声波诊断装置包括：超声波发送部; 超声波探头发射; 超声波接收单元; 图像处理单元; 音速确定单元; 和A控制单元。因此，有一个优点是估计反射波的实际声速，从而可以提供高品质的超声波图像，并且可以减少估计声速所需的时间。

2. 发明授权

US08614750B2 Apparatus and method for auto white balance control considering the effect of single tone image 有权
标题翻译：考虑单色图像效果的自动白平衡控制装置和方法
公开(公告)号：US08614750B2
公开(公告)日：2013-12-24
申请号：US12588516
申请日：2009-10-19
申请人： Joo Hyun Kim , Bong Soon Kang , Sung Mok Lee , Won Woo Jang , Kyung Rin Kim , Won Tae Choi , Joo Young Ha
发明人： Joo Hyun Kim , Bong Soon Kang , Sung Mok Lee , Won Woo Jang , Kyung Rin Kim , Won Tae Choi , Joo Young Ha
IPC分类号： H04N5/228 , H04N9/73
CPC分类号： H04N9/735
摘要： An apparatus for auto white balance includes a histogram generation unit writing respective histograms of Cb values and Cr values with regard to pixels included in an input image frame, a single-tone determination unit comparing respective maximum values of the histograms of Cb values and Cr values with a first threshold value, and determining the input image frame as a single-tone image if at least one of the maximum values is higher than the first threshold value, and an auto white balance gain computation unit computing and an auto white balance gain by using color information of an input image frame and outputting the computed auto white balance gain, wherein if the input image frame is determined to be a single-tone image, the auto white balance gain computation unit outputs an auto white balance gain computed with respect to a previous input image frame.
摘要翻译：一种用于自动白平衡的装置包括直方图生成单元，其针对包括在输入图像帧中的像素写入相应的Cb值和Cr值的直方图;单色调确定单元，将Cb值和Cr值的直方图的相应最大值进行比较具有第一阈值，并且如果所述最大值中的至少一个高于所述第一阈值，则将所述输入图像帧确定为单色图像，并且自动白平衡增益计算单元计算和自动白平衡增益由使用输入图像帧的颜色信息并输出所计算的自动白平衡增益，其中如果输入图像帧被确定为单色图像，则自动白平衡增益计算单元输出相对于先前的输入图像帧。

3. 发明授权

US08213738B2 Method for eliminating noise from image generated by image sensor 有权
标题翻译：消除图像传感器产生的图像噪声的方法
公开(公告)号：US08213738B2
公开(公告)日：2012-07-03
申请号：US12197167
申请日：2008-08-22
申请人： Tae Hyeon Kwon , Hak Sun Kim , Won Tae Choi
发明人： Tae Hyeon Kwon , Hak Sun Kim , Won Tae Choi
IPC分类号： G06K9/40 , G06K9/48 , H04N5/00
CPC分类号： G06T5/002 , G06T5/20 , G06T2207/20012 , G06T2207/20032 , G06T2207/20192 , H04N5/357
摘要： A method for eliminating noise from an image generated by an image sensor, includes: setting a group of pixels arranged in a square matrix and including a central pixel intended to eliminate the noise in the image and peripheral pixels arranged around the central pixel; obtaining absolute difference values between a luminance value of the central pixel and a luminance value of the peripheral pixels according to directionalities of the peripheral pixels about the central pixel; comparing the obtained absolute difference values with first critical values to determine a region to which the central pixel belongs; when the determined region is the contour region, eliminating noise of the group of the pixels according to directionality of the contour; and when the determined region is the noise region, eliminating the noise of the group of the pixels according to a noise level of the group of the pixels.
摘要翻译：一种用于消除由图像传感器产生的图像的噪声的方法，包括：设置排列成方阵的像素组，并包括旨在消除图像中的噪声的中心像素和围绕中心像素布置的周边像素; 根据围绕中心像素的周边像素的方向，获得中心像素的亮度值和周边像素的亮度值之间的绝对差值; 将获得的绝对差值与第一临界值进行比较，以确定中心像素所属的区域; 当所确定的区域是轮廓区域时，根据轮廓的方向消除像素组的噪声; 并且当所确定的区域是噪声区域时，根据像素组的噪声电平消除像素组的噪声。

4. 发明授权

US08120670B2 Apparatus and method for controlling gain of color signal 失效
标题翻译：用于控制彩色信号增益的装置和方法
公开(公告)号：US08120670B2
公开(公告)日：2012-02-21
申请号：US12276138
申请日：2008-11-21
申请人： Tae Hyeon Kwon , Won Tae Choi , Tae Eung Kim
发明人： Tae Hyeon Kwon , Won Tae Choi , Tae Eung Kim
IPC分类号： H04N9/73 , G06K9/00
CPC分类号： H04N9/735
摘要： An apparatus for controlling gain of color signal includes an auto white balance algorithm applying unit determining a white estimation region from an input image, and calculating a first color signal gain for correcting an average color signal level of pixels of the white estimation region to white, a pixel determining unit determining a form of each pixel according to brightness and color using the color signal level of the each pixel of the input image, and a color signal gain determining unit determining a color signal gain to be applied to the each pixel according to the form of the each pixel of the input image as any one of the first color signal gain, a second color signal gain determined by the color signal level of the each pixel for correcting the each pixel to white and a unit gain.
摘要翻译：用于控制彩色信号增益的装置包括自动白平衡算法应用单元，用于从输入图像确定白色估计区域，并计算第一颜色信号增益，用于将白色估计区域的像素的平均颜色信号电平校正为白色，像素确定单元，使用所述输入图像的每个像素的颜色信号电平，根据亮度和颜色确定每个像素的形状;以及颜色信号增益确定单元，根据所述颜色信号增益确定应用于每个像素的颜色信号增益将输入图像的每个像素的形式作为第一颜色信号增益中的任何一个，由用于校正每个像素的每个像素的颜色信号电平确定的第二颜色信号增益和单位增益。

5. 发明授权

US07773966B2 Mobile terminal and method of reducing interfering phase-noise in the mobile terminal 有权
标题翻译：移动终端和减少移动终端干扰相位噪声的方法
公开(公告)号：US07773966B2
公开(公告)日：2010-08-10
申请号：US11747533
申请日：2007-05-11
申请人： Won Wook So , Hak Sun Kim , Won Tae Choi , Young Kyu Park , Joo Yul Ko
发明人： Won Wook So , Hak Sun Kim , Won Tae Choi , Young Kyu Park , Joo Yul Ko
IPC分类号： H04B1/18 , H04K3/00
CPC分类号： H04B1/525
摘要： A mobile terminal capable of breaking a phase-noise signal caused by a high power transmission signal of a mobile phone such as GSM when receiving digital TV broadcasting such as DVB-H and a method of reducing interfering phase-noise in the mobile terminal. The mobile terminal includes a first RF transmitter/receiver; a first signal coupler; a phase-noise filter; a phase shifter; a VGA amplifier; and a signal combiner.
摘要翻译：一种移动终端，当接收诸如DVB-H的数字电视广播时，能够破坏诸如GSM之类的移动电话的高功率传输信号引起的相位噪声信号，以及减少移动终端中的干扰相位噪声的方法。移动终端包括第一RF发射机/接收机; 第一信号耦合器; 相位噪声滤波器; 移相器一个VGA放大器; 和信号组合器。

6. 发明申请

US20100194991A1 Apparatus and method for auto white balance control considering the effect of single tone image 有权
标题翻译：考虑单色图像效果的自动白平衡控制装置和方法
公开(公告)号：US20100194991A1
公开(公告)日：2010-08-05
申请号：US12588516
申请日：2009-10-19
申请人： Joo Hyun Kim , Bong Soon Kang , Sung Mok Lee , Won Woo Jang , Kyung Rin Kim , Won Tae Choi , Joo Young Ha
发明人： Joo Hyun Kim , Bong Soon Kang , Sung Mok Lee , Won Woo Jang , Kyung Rin Kim , Won Tae Choi , Joo Young Ha
IPC分类号： H04N9/73 , G06K9/00
CPC分类号： H04N9/735
摘要： An apparatus for auto white balance includes a histogram generation unit writing respective histograms of Cb values and Cr values with regard to pixels included in an input image frame, a single-tone determination unit comparing respective maximum values of the histograms of Cb values and Cr values with a first threshold value, and determining the input image frame as a single-tone image if at least one of the maximum values is higher than the first threshold value, and an auto white balance gain computation unit computing and an auto white balance gain by using color information of an input image frame and outputting the computed auto white balance gain, wherein if the input image frame is determined to be a single-tone image, the auto white balance gain computation unit outputs an auto white balance gain computed with respect to a previous input image frame.
摘要翻译：一种用于自动白平衡的装置包括直方图生成单元，其针对包括在输入图像帧中的像素写入相应的Cb值和Cr值的直方图;单色调确定单元，将Cb值和Cr值的直方图的相应最大值进行比较具有第一阈值，并且如果所述最大值中的至少一个高于所述第一阈值，则将所述输入图像帧确定为单色图像，并且自动白平衡增益计算单元计算和自动白平衡增益由使用输入图像帧的颜色信息并输出所计算的自动白平衡增益，其中如果输入图像帧被确定为单色图像，则自动白平衡增益计算单元输出相对于先前的输入图像帧。

7. 发明申请

US20100045851A1 Method of controlling mechanical shutter 审中-公开
标题翻译：控制机械快门的方法
公开(公告)号：US20100045851A1
公开(公告)日：2010-02-25
申请号：US12461674
申请日：2009-08-20
申请人： Eugene Savastyuk , Yeong Hyo Jeong , Won Tae Choi , Keun Woo Park
发明人： Eugene Savastyuk , Yeong Hyo Jeong , Won Tae Choi , Keun Woo Park
IPC分类号： H04N5/235 , G03B9/08
CPC分类号： G03B9/08 , G03B7/10 , H04N5/2253 , H04N5/2257 , H04N5/2353
摘要： There is provided a method of controlling a mechanical shutter that can ensure faster shutter speed by preventing a reduction of the shutter speed of the mechanical shutter caused by signal loss and physical loss caused by inertia. A method of controlling a mechanical shutter according to an aspect of the invention may include performing a row reset operation to remove image information remaining in an image sensor according to input of a trigger event generated by a user to acquire an image; transmitting a shutter close operation start signal for a mechanical shutter to the mechanical shutter before the row reset operation ends after a predetermined delay time from a time when the row reset operation starts; exposing the imager sensor right after the row reset operation ends; and fully closing the mechanical shutter.
摘要翻译：提供了一种控制机械快门的方法，其通过防止由信号损失和由惯性引起的物理损失引起的机械快门的快门速度的降低来确保更快的快门速度。根据本发明的一个方面的控制机械快门的方法可以包括执行行重置操作以根据由用户产生的触发事件的输入来去除图像传感器中剩余的图像信息以获取图像; 在行复位操作开始之后的预定延迟时间之后，在行复位操作结束之前，向机械快门发送用于机械快门的快门关闭操作开始信号; 在行复位操作结束后立即曝光成像器传感器; 并完全关闭机械快门。

8. 发明申请

US20100013952A1 APPARATUS AND METHOD FOR CONTROLLING GAIN OF COLOR SIGNAL 失效
标题翻译：控制彩色信号增益的装置和方法
公开(公告)号：US20100013952A1
公开(公告)日：2010-01-21
申请号：US12276138
申请日：2008-11-21
申请人： Tae Hyeon KWON , Won Tae CHOI , Tae Eung KIM
发明人： Tae Hyeon KWON , Won Tae CHOI , Tae Eung KIM
IPC分类号： H04N9/73
CPC分类号： H04N9/735
摘要： An apparatus for controlling gain of color signal includes an auto white balance algorithm applying unit determining a white estimation region from an input image, and calculating a first color signal gain for correcting an average color signal level of pixels of the white estimation region to white, a pixel determining unit determining a form of each pixel according to brightness and color using the color signal level of the each pixel of the input image, and a color signal gain determining unit determining a color signal gain to be applied to the each pixel according to the form of the each pixel of the input image as any one of the first color signal gain, a second color signal gain determined by the color signal level of the each pixel for correcting the each pixel to white and a unit gain.
摘要翻译：用于控制彩色信号增益的装置包括自动白平衡算法应用单元，用于从输入图像确定白色估计区域，并计算第一颜色信号增益，用于将白色估计区域的像素的平均颜色信号电平校正为白色，像素确定单元，使用所述输入图像的每个像素的颜色信号电平，根据亮度和颜色确定每个像素的形状;以及颜色信号增益确定单元，根据所述颜色信号增益确定应用于每个像素的颜色信号增益将输入图像的每个像素的形式作为第一颜色信号增益中的任何一个，由用于校正每个像素的每个像素的颜色信号电平确定的第二颜色信号增益和单位增益。

9. 发明授权

US07646321B2 Digital/analog converter 失效
标题翻译：数字/模拟转换器
公开(公告)号：US07646321B2
公开(公告)日：2010-01-12
申请号：US12023805
申请日：2008-01-31
申请人： Byung Hoon Kim , Won Tae Choi
发明人： Byung Hoon Kim , Won Tae Choi
IPC分类号： H03M1/66
CPC分类号： H03M1/0863 , H03M1/682 , H03M1/765
摘要： Provided is a digital/analog converter including a voltage dividing unit that includes a plurality of voltage dividing elements and divides a reference voltage by voltage division; a first decoder that selects a plurality of voltages among the voltages divided by the voltage dividing unit; a first voltage output unit that is connected to nodes among adjacent voltage dividing elements of the voltage dividing unit and the first decoder, and outputs a plurality of voltages selected by the first decoder; a second decoder that selects any one of the plurality of voltages output from the first voltage output unit; and a second voltage output unit that is connected to the first voltage output unit and the second decoder and outputs the voltage selected by the second decoder.
摘要翻译：提供一种数字/模拟转换器，包括：分压单元，其包括多个分压元件，并通过分压划分参考电压; 第一解码器，其选择由所述分压单元分压的电压中的多个电压; 第一电压输出单元，连接到分压单元和第一解码器的相邻分压元件之间的节点，并输出由第一解码器选择的多个电压; 第二解码器，其选择从所述第一电压输出单元输出的所述多个电压中的任一个; 以及第二电压输出单元，其连接到所述第一电压输出单元和所述第二解码器，并输出由所述第二解码器选择的电压。

10. 发明申请

US20090052798A1 METHOD FOR ELIMINATING NOISE FROM IMAGE GENERATED BY IMAGE SENSOR 有权
标题翻译：用于从图像传感器生成的图像中消除噪声的方法
公开(公告)号：US20090052798A1
公开(公告)日：2009-02-26
申请号：US12197167
申请日：2008-08-22
申请人： Tae Hyeon Kwon , Hak Sun Kim , Won Tae Choi
发明人： Tae Hyeon Kwon , Hak Sun Kim , Won Tae Choi
IPC分类号： G06K9/40
CPC分类号： G06T5/002 , G06T5/20 , G06T2207/20012 , G06T2207/20032 , G06T2207/20192 , H04N5/357
摘要： A method for eliminating noise from an image generated by an image sensor, includes: setting a group of pixels arranged in a square matrix and including a central pixel intended to eliminate the noise in the image and peripheral pixels arranged around the central pixel; obtaining absolute difference values between a luminance value of the central pixel and a luminance value of the peripheral pixels according to directionalities of the peripheral pixels about the central pixel; comparing the obtained absolute difference values with first critical values to determine a region to which the central pixel belongs; when the determined region is the contour region, eliminating noise of the group of the pixels according to directionality of the contour; and when the determined region is the noise region, eliminating the noise of the group of the pixels according to a noise level of the group of the pixels.
摘要翻译：一种用于消除由图像传感器产生的图像的噪声的方法，包括：设置排列成方阵的像素组，并包括旨在消除图像中的噪声的中心像素和围绕中心像素布置的周边像素; 根据围绕中心像素的周边像素的方向，获得中心像素的亮度值和周边像素的亮度值之间的绝对差值; 将获得的绝对差值与第一临界值进行比较，以确定中心像素所属的区域; 当所确定的区域是轮廓区域时，根据轮廓的方向消除像素组的噪声; 并且当所确定的区域是噪声区域时，根据像素组的噪声电平消除像素组的噪声。

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