Title:
METHOD AND DEVICE FOR DISPLAYING ULTRASONIC ECHO SIGNAL OBTAINED BY POLAR COORDINATE
Document Type and Number:
Japanese Patent JPS59182381
Kind Code:
A
Abstract:
A method and apparatus for representing ultrasonic echo signals arriving in polar coordinates which are obtained by means of a sector scan technique and which are intermediately stored for the purpose of subsequent display conforming to television standards alternately supply the echo signals to one of at least two complete image memories having respective two-dimensional matrix memory formats. The image memories operate an alternating buffer memories and eliminate the need for conventionally employed vector memories and horizontal memories while nonetheless permitting complete representation of the ultrasonic scans in the form of television images.
Inventors:
ADARUBERUTO BIRUKU
Application Number:
JP4802984A
Publication Date:
October 17, 1984
Filing Date:
March 13, 1984
Export Citation:
Assignee:
SIEMENS AG
International Classes:
A61B8/00; G01S7/52; G01S7/531; G01S7/62; G01S7/539; G01S15/89; (IPC1-7): A61B10/00; G01N29/04; G01S7/62; G01S15/89
Domestic Patent References:
| JPS57119573A | 1982-07-26 |
Attorney, Agent or Firm:
Tomimura Kiyoshi