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    • 3. 发明公开
    • 빔포밍 장치, 이를 포함하는 프로브, 초음파 진단 장치 및 그 제어방법
    • 束形成装置,包括其的探头,超声波诊断装置及其控制方法
    • KR1020170088534A
    • 2017-08-02
    • KR1020160008512
    • 2016-01-25
    • 삼성메디슨 주식회사서강대학교산학협력단
    • 이우열송태경강현길박지원
    • G01S15/89A61B8/08
    • A61B8/4494A61B8/145A61B8/4405A61B8/4488A61B8/461A61B8/469A61B8/483A61B8/52A61B8/5207A61B8/54G01S7/52047G01S7/52085G01S15/8925G01S15/8927G10K11/346
    • 개시된발명의일 측면은초음파진단장치의 2 차원트랜스듀서(2-D transducer)에서아날로그빔포머와디지털빔포머의시간지연을조정하여관심영역에서영상의질을상승시키는빔포밍장치, 이를포함하는프로브, 초음파진단장치및 그제어방법을제공한다. 개시된발명의일 측면에따른빔포밍장치는 2차원어레이의초음파트랜스듀서를통해수신되는초음파를빔포밍하는빔포밍장치에있어서, 상기트랜스듀서의적어도하나의어레이를포함하는서브어레이에서수신되는아날로그신호의시간을지연하는아날로그빔포머; 아날로그신호를디지털신호로변환하는 ADC(Analog-to-Digital Converter); 상기디지털신호를빔포밍하는디지털빔포머; 및관심영역에해당하는기준영상점을기초로초기지연시간을산출하고, 상기초기지연시간을기초로상기아날로그빔포머에포함된 S/H회로의시작지점을결정하는빔포머제어부;를포함한다.
    • 所公开的发明的一个方面是调整模拟波束的时间延迟前者作为数字波束中包含相同的波束形成装置中,为了提高图像的质量在感兴趣的区域中的二维超声波诊断装置的换能器(2-d换能器)的前 探头,超声波诊断装置及其控制方法。 根据所公开的发明的一个方面的波束形成装置是用于形成其通过二维阵列的超声换能器接收的超声波束束形成装置,模拟在子阵列,其包括换能器中的至少一个阵列接收 用于延迟信号时间的模拟波束形成器; 模数转换器(ADC),用于将模拟信号转换成数字信号; 数字波束形成器,用于波束形成数字信号; 它包括;以及计算对应于感兴趣的区域中的参考图像的点的基础上的初始延迟时间,和用于确定S的起点的情况下波束形成器控制单元/包括在所述H电路的初始延迟时间的基础上,模拟波束形成 。
    • 4. 发明公开
    • 스마트 기기를 이용한 초음파 신호의 고속 병렬 처리 방법
    • 使用智能装置的超声波波信号的高速并行处理方法
    • KR1020160026110A
    • 2016-03-09
    • KR1020140114032
    • 2014-08-29
    • 서강대학교산학협력단주식회사 한소노
    • 송태경공우규
    • A61B8/08G06F17/30G01S15/89G06T15/08A61B8/00G01S7/52
    • G16H50/50A61B8/5207G06F9/28G06F19/00H04L27/1525A61B8/5223A61B8/00A61B8/14A61B8/4427A61B8/463G01S7/52047G01S15/8977G06F17/30519G06T15/08
    • 본발명은스마트기기가초음파신호를입력받아, 렌더사이클(Render Cycle)을통해처리하여초음파영상을생성하는데이용되는스마트기기를이용한초음파신호의고속병렬처리방법에관한것으로, 제1 렌더사이클을통해빔포밍된초음파신호를입력받아, 상기초음파신호로부터 DC 성분을제거한후, DC 성분이제거된초음파신호로부터 in-phase 성분과 quadrature 성분을나누어각각출력하는단계; 제2 렌더사이클을통해상기 in-phase 성분과 quadrature 성분을갖는초음파신호에대하여 quadrature 복조및 데시메이션(decimation) 처리를수행하는단계; 제3 렌더사이클을통해블랙홀로간주하는문턱치값을입력받아, 상기문턱치값과상기제2 렌더사이클로부터입력받은초음파신호의크기를상호비교하여상기초음파신호에대한블랙홀을제거하는단계; 제4 렌더사이클을통해상기블랙홀이제거된초음파신호에대한에지강화를수행하는단계; 및제5 렌더사이클을통해상기에지강화가수행된초음파신호에대하여스캔변환을수행하는단계;를포함하되, 상기제1 내지제5 렌더사이클은버텍스쉐이더(vertex shader) 단계, 래스터라이저(Rasterizer) 단계및 프래그먼트쉐이더(fragment shader) 단계를포함하는그래픽스파이프라인(Graphics pipeline) 구조로이루어지며, 상기스마트기기에서구동되는모바일 GPU(Graphic Processing Unit)가상기프래그먼트쉐이더단계에서수행되도록할당된연산과정의일부를상기버텍스쉐이더단계에서미리수행하도록제어하는것을특징으로한다. 이러한구성에의해, 본발명의스마트기기를이용한초음파신호의고속병렬처리방법은 PC 기반의환경이아닌모바일기반의환경에서도스마트기기내 모바일 GPU를통해초음파신호에대한고속의병렬처리를수행함으로써, 의료진단에유용한프레임율을갖는영상을제공할수 있는효과가있다.
    • 本发明涉及使用智能装置的超声波信号的高速并行处理方法。 该方法包括以下步骤:将从其中消除DC分量的超声波信号划分成同相分量和正交分量,并输出所划分的同相和正交分量; 正交解调和抽取处理具有同相分量和正交分量的超声波信号; 消除关于超声波信号的黑洞; 增强超声波信号的边缘; 并扫描转换超声波信号。 因此,该方法可以有效地处理图形处理装置的操作。
    • 7. 发明公开
    • 초음파 영상 생성 장치 및 방법
    • 用于生成超声图像的装置和方法
    • KR1020130100607A
    • 2013-09-11
    • KR1020120021976
    • 2012-03-02
    • 삼성전자주식회사
    • 박성찬김정호김규홍
    • A61B8/14G06F19/00
    • A61B8/5207A61B8/5269G01S7/52046G01S7/52047G01S15/8977
    • PURPOSE: An ultrasonic wave image generation device offers excellent signal to noise ratio (SNR) and good resolution in a lateral and an elevation direction. CONSTITUTION: An ultrasonic wave image generation device (100) comprises a transceiver (110), a beam forming unit (120), and a point spread function (PSF) estimation unit (130). The beam forming unit calculates the received signals. The transceiver receives an echo signal and transmits an ultrasonic wave signal to an object. The PSF estimation unit updates and estimates a PSF according to each multi scale level. [Reference numerals] (110) Transceiver; (120) Beam forming unit; (130) PSF estimation unit; (140) Rendering unit
    • 目的:超声波图像生成装置在横向和高度方向提供优异的信噪比(SNR)和良好的分辨率。 构成:超声波图像产生装置(100)包括收发器(110),波束形成单元(120)和点扩散功能(PSF)估计单元(130)。 波束形成单元计算接收信号。 收发器接收回波信号并将超声波信号发送到对象。 PSF估计单元根据每个多尺度级别来更新和估计PSF。 (附图标记)(110)收发器; (120)梁形成单元; (130)PSF估计部; (140)渲染单元
    • 8. 发明公开
    • 빔포밍 방법, 이를 수행하는 장치 및 의료영상시스템
    • 用于造影,装置和执行其的医学成像系统的方法
    • KR1020130054743A
    • 2013-05-27
    • KR1020110120315
    • 2011-11-17
    • 삼성전자주식회사한림대학교 산학협력단
    • 김규홍박성찬김정호배무호
    • A61B8/14G06T1/00
    • A61B8/14A61B8/5207G01S7/52047G01S15/8977
    • PURPOSE: A beam forming method, an apparatus performing the same, and a medical image system are provided to remarkably reduce a calculation quantity which needs to be processed. CONSTITUTION: A beam forming apparatus(100) comprises a storage unit(110), a weighting factor calculating unit(120), and a synthesizing unit(130). The storage unit stores multiple basis vectors which are obtained from a beam forming coefficient of a premeasured echo signal. The weighting factor calculating unit produces a weighting factor which is applied to the echo signal reflected from a subject by using multiple stored basis vectors. The synthesizing unit applies the produced weighting factor to the echo signal which is reflected from the subject by using multiple stored base vectors and synthesizes signals to which the weighting factor is applied. [Reference numerals] (110) Storage unit; (120) Weighting factor calculating unit; (130) Synthesizing unit; (AA) Subject
    • 目的:提供一种波束形成方法,一种执行该波束形成方法的装置和一种医学图像系统,以显着减少需要处理的计算量。 构成:波束形成装置(100)包括存储单元(110),加权系数计算单元(120)和合成单元(130)。 存储单元存储从预先测量的回波信号的波束形成系数获得的多个基本向量。 加权因子计算单元通过使用多个存储的基本向量产生应用于从被摄体反射的回波信号的加权因子。 合成单元通过使用多个存储的基本向量将所产生的加权因子应用于从对象反射的回波信号,并且合成应用了加权因子的信号。 (附图标记)(110)存储单元; (120)加权因子计算单位; (130)合成单元; (AA)科目
    • 10. 发明公开
    • 다중 펄서를 이용하여 송신펄스신호의 파워를 조절하는 초음파 시스템
    • 使用多个脉冲控制发射脉冲信号功率的超声系统
    • KR1020100084203A
    • 2010-07-26
    • KR1020090003548
    • 2009-01-16
    • 삼성메디슨 주식회사
    • 김진
    • A61B8/14
    • G01S7/52047B06B1/0215G01S7/5202G01S15/102
    • PURPOSE: An ultrasound system for controlling the power of transmitting pulse signal is provided to improve apodiation effect by increasing weighting steps which are limited by a transmitting control clock and a transmitting frequency. CONSTITUTION: An ultrasound probe(110) includes a plurality of conversion-elements. The conversion-elements transmit ultrasound signal to an object and receives ultrasound echo signal which is reflected from the object in order to form receiving signal. A transmitting unit(120) includes a multiple pulser which forms transmitting pulse signal to be applied each conversion-element. The transmitting unit applies a weighting value for adjusting the power of the transmitting pulse signal based on the number of pulsers, a transmitting control clock, and a transmitting frequency.
    • 目的:提供一种用于控制发送脉冲信号功率的超声波系统,通过增加由发送控制时钟和发送频率限制的加权步骤来提高解调效果。 构成:超声波探头(110)包括多个转换元件。 转换元件将超声信号发送到对象,并接收从对象反射的超声波回波信号,以形成接收信号。 发送单元(120)包括多个脉冲发生器,其形成要施加到每个转换元件的发送脉冲信号。 发送单元基于脉冲发生器的数量,发送控制时钟和发送频率,施加用于调整发送脉冲信号的功率的加权值。