Patent · US Expired

Three dimensional object surface determination with automatic sensor control

US4991968A · kind A · utility

23Cited by
3References
44Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 20, 1988
Grant dateFeb 12, 1991
Priority date
Expiry dateJul 20, 2008

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01B11/24
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A system for object surface determination in which the projector/detector sensor of the system is controlled by a control detector which is responsive to a plurality of different parts of a portion of the reflected radiation being sensed by the projector/detector sensor.

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