Patent · US Expired

Ultrasonic imaging aberration correction system and method

US6023977A · kind A · utility

106Cited by
56References
52Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 15, 1998
Grant dateFeb 15, 2000
Priority date
Expiry dateApr 15, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01S7/52071
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An ultrasonic imaging system including an aberration correction system uses a harmonic component of the fundamental transmitted frequency for imaging, or for aberration correction, or both. By properly selecting the frequency pass bands of filters used in the image signal path and in the aberration correction signal path operating advantages are provided. The aberration correction values may be calculated concurrently with image formation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.