Patent · US Expired

Time gain compensation for ultrasonic medical imaging systems

US4852576A · kind A · utility

45Cited by
10References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 8, 1987
Grant dateAug 1, 1989
Priority date
Expiry dateOct 8, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S73/90
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Time gain compensation is provided on an automatic basis by storing an amplification gain function for an amplifier operating on the received signals and automatically varying the function until the intensity versus time functions of the received signal is substantially flat.

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