Patent · US Expired

Signal processing method and device

US7050949B2 · kind B2 · utility

4Cited by
7References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 2003
Grant dateMay 23, 2006
Priority date
Expiry dateApr 28, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60S1/0833
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A signal processing method and a signal processing device are provided in which a signal obtained from an object as an input signal, a time lag signal is generated from the input signal, a difference between the input signal and the time lag signal, and the generation of the difference is detected, so that a portion of the object at a position where the difference is generated is featured.

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