Ultrasonic imaging system and imaging method

Abstract

The invention discloses an ultrasonic imaging system which comprises a sending beam generator (1), an annular array type transducer (3), a scanning motor controller (2), a receiving beam processor (4) and an electronic computer (5), wherein the sending beam generator (1) is used for producing different delayed excitation signals; the annular array type transducer (3) is electrically connected with the sending beam generator (1) and used for sending and receiving ultrasonic signals; the scanning motor controller (2) is electronically connected with the annular array type transducer (3) and the sending beam generator (1) and used for controlling working manners of the annular array type transducer (3); the receiving beam processor (4) is electronically connected with the sending beam generator (1) and used for processing echo signals; and the electronic computer (5) is electronically connected with the receiving beam processor (4) and used for displaying and storing an ultrasound image. The ultrasonic imaging system has the benefits that the cost is low, and the imaging performance is good. 本发明公开了一种超声波成像系统，它包括：用以产生延时不同的激励信号的发送波束生成器(1)，与发送波束生成器(1)电连接的用于发射和接收超声波信号的环形阵列式换能器(3)，与环形阵列式换能器(3)和发送波束生成器(1)电连接的用以控制环形阵列式换能器(3)工作方式的扫描电机控制器(2)，与发送波束生成器(1)电连接的用以处理回波信号的接收波束处理器(4)和与接收波束处理器(4)电连接的用以显示和存储超声图像的电子计算机(5)。本发明的超声波成像系统具有成本低，但成像性能好的有益效果。