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    • 29. 发明授权
    • Apparatus for the examination of objects by ultrasonic echography
    • 用于通过超声波回波检查检查物体的装置
    • US5276654A
    • 1994-01-04
    • US976106
    • 1992-11-13
    • Raoul MallartMathias Fink
    • Raoul MallartMathias Fink
    • A61B8/14A61B8/00G10K11/34G03B42/06
    • G01S7/5209G10K11/346
    • An apparatus for the examination of an object by ultrasonic echography, includes an array of n ultrasonic transducers which is associated with a stage for the emission of signals for scanning the object and with a stage for receiving and processing echographic signals retumed to the transducers, by the obstacles encountered in the object scanned. The emission stage is configured for the focusing of m simultaneously emitted ultrasonic beams, by virute of n emission modules, each of which, for example, the i.sup.th emission module, itself contains m signal generators (201a.sub.1, . . . , 201m.sub.1) which are connected in parallel (or a single signal generator followed by m parallel-connected delay circuits), a stage (202i) for combining the m signals thus generated, and an amplifier (203i) for applying the amplified combined signal to the transducer (10i) corresponding to the relevant emission module.
    • 用于通过超声波回波测量检查物体的装置包括n个超声波换能器的阵列,其与用于发射用于扫描物体的信号的发射台相关联,并且具有用于接收和处理延迟到换能器的回波信号的阶段, 扫描对象遇到的障碍物。 发射级被配置用于通过n个发射模块的污染物同时发射的超声波束的聚焦,每个n个发射模块(例如,第i个发射模块)本身包含m个信号发生器(201a1,...,201m1) 并联(或单个信号发生器,随后是m个并联延迟电路),用于组合由此产生的m个信号的级(202i)和用于将放大的组合信号施加到换能器(10i)的放大器(203i) 对应相关排放模块。
    • 30. 发明授权
    • Method and device for ultrasound imaging
    • 超声成像的方法和装置
    • US09329260B2
    • 2016-05-03
    • US13993224
    • 2011-11-29
    • Olivier CoutureMickael TanterMathias Fink
    • Olivier CoutureMickael TanterMathias Fink
    • G01S7/52
    • G01S7/52G01S7/52041G01S7/52046
    • A method of high-resolution ultrasound imaging, in which transducers are made to emit ultrasound waves in a field of observations containing micro bubbles, by making the micro bubbles burst one by one in tandem with the emissions of ultrasound waves. At each shot j of an ultrasound wave, raw reverberated signals Sj(i,t) picked up by each transducer i are recorded, and then differential signals Vj(i,t) representative of variations between successive raw signals are determined, a parabolic function Pj(x) is fitted to the differential signals corresponding to each shot j, and then a crest Aj(x0,y0) of this function Pj, corresponding to the position of the micro bubble destroyed between shots j−1 and j, is determined.
    • 一种高分辨率超声成像方法,其中通过使微泡与超声波的发射一个接一个地突破,使得换能器在包含微气泡的观察领域中发射超声波。 在超声波的每个镜头j处,记录由每个换能器i拾取的原始混响信号Sj(i,t),然后确定表示连续原始信号之间的变化的差分信号Vj(i,t),抛物线函数 Pj(x)被拟合到对应于每个镜头j的差分信号,然后确定对应于在镜头j-1和j之间破坏的微小气泡的位置的该功能Pj的顶点Aj(x0,y0) 。