Patent · US Expired

Image pickup apparatus

US5172151A · kind A · utility

18Cited by
7References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 3, 1991
Grant dateDec 15, 1992
Priority date
Expiry dateSep 3, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N23/63
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An image pickup apparatus in which an image of an object is converted by an image sensor into video signals to be supplied to a monitor is disclosed wherein a control circuit controls the substantial exposure of the image sensor and the monitor is inhibited from displaying the video signals when the exposure is not adequately controlled by the control circuit.

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