Ultrasonic signal processing method and apparatus, device and storage medium

An ultrasonic signal processing apparatus, comprising at least one processor and a memory;

• the memory storing a computer program;
• the at least one processor executing the computer program stored in the memory to:
• acquire a target ultrasonic signal of a dynamic broadband corresponding to detection of target tissue, wherein the target ultrasonic signal of the dynamic broadband refers to an ultrasonic signal obtained by a broadband probe to detect the target tissue under excitation of different center frequencies;
• determine an acoustic characteristic parameter of the target tissue according to the target ultrasonic signal;
• and
• perform assessment processing to the target tissue according to the acoustic characteristic parameter of the target tissue,
• wherein the target ultrasonic signal comprises a signal of at least two frequencies, the acoustic characteristic parameter of the target tissue comprises at least one of a scattering coefficient, a scatterer size, a scatterer distribution, comprehensive information, amplitude variation and frequency variation,
• wherein the amplitude variation refers to amplitude characteristics at different positions, the frequency variation refers to frequency characteristics at different positions, a set of acoustic characteristic parameters is generated for the signal of each frequency, and the comprehensive information refers to information obtained by comprehensively considering a plurality of sets of acoustic characteristic parameters corresponding to a plurality of frequencies.

A non-transitory computer-readable storage medium, wherein the non-transitory computer-readable storage medium stores a computer program and the computer program, when being executed, causes a processor to:

• acquire a target ultrasonic signal of a dynamic broadband corresponding to detection of target tissue, wherein the target ultrasonic signal of the dynamic broadband refers to an ultrasonic signal obtained by a broadband probe to detect the target tissue under excitation of different center frequencies;
• determine an acoustic characteristic parameter of the target tissue according to the target ultrasonic signal;
• and
• perform assessment processing to the target tissue according to the acoustic characteristic parameter of the target tissue,
• wherein the target ultrasonic signal comprises a signal of at least two frequencies, the acoustic characteristic parameter of the target tissue comprises at least one of a scattering coefficient, a scatterer size, a scatterer distribution, comprehensive information, amplitude variation and frequency variation,
• wherein the amplitude variation refers to amplitude characteristics at different positions, the frequency variation refers to frequency characteristics at different positions, a set of acoustic characteristic parameters is generated for the signal of each frequency, and the comprehensive information refers to information obtained by comprehensively considering a plurality of sets of acoustic characteristic parameters corresponding to a plurality of frequencies.