公开(公告)号：US20160097846A1

公开(公告)日：2016-04-07

申请号：US14875022

申请日：2015-10-05

Applicant: ANALOG DEVICES, INC.

Inventor： MIKAEL MORTENSEN ,  ERIC G. NESTLER ,  J. BRIAN HARRINGTON ,  JEFFREY G. BERNSTEIN

IPC: G01S7/52

CPC classification number: G01S7/52017 ,  G01S7/52034 ,  G01S7/5208 ,  G01S15/8915 ,  G10K11/346

Abstract: A system for ultrasound beamforming is provided, including a sampled analog beamformer, an array of ultrasound transducers, and a high voltage amplifier coupled to the sampled analog beamformer and the array of ultrasound transducers. The sampled analog beamformer includes a sampled analog filter for filtering an incoming analog signal and adding a fractional delay, and transmitting a filtered analog ultrasound signal. The array of ultrasound transducers further transmits the filtered analog ultrasound signal. The high voltage amplifier drives transducers in the array of ultrasound transducers.

Abstract translation: 提供了一种用于超声波波束形成的系统，包括采样的模拟波束形成器，超声波换能器的阵列以及耦合到采样的模拟波束形成器和超声换能器阵列的高压放大器。 采样的模拟波束形成器包括一个采样的模拟滤波器，用于对输入的模拟信号进行滤波，并增加分数延迟，并传输滤波的模拟超声信号。 超声波换能器的阵列进一步发射经滤波的模拟超声信号。 高压放大器驱动超声波换能器阵列中的换能器。