Patent · US Active

Circuit module integrating a light driver and an optical sensor

US7990585B2 · kind B2 · utility

0Cited by
12References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 2, 2007
Grant dateAug 2, 2011
Priority date
Expiry dateMay 18, 2029

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N2201/02495
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A circuit module integrating a light driver and an optical scanner is capable of sensing an image of a document and driving a light source. The circuit module comprises a printed circuit board, an optical sensor and a light driver. Both the optical sensor and the light driver are mounted on and electrically connected with the printed circuit board. The optical sensor is capable of sensing the image and the light driver is capable of driving the light source.

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