Patent · US Expired

Semiconductor device

US4194162A · kind A · utility

12Cited by
3References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 22, 1978
Grant dateMar 18, 1980
Priority date
Expiry dateMar 22, 1998

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/187
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A semiconductor device includes a semiconductor layer on one side of a semiconductor body to define a pn-junction therebetween, diffraction gratings formed at a distance from each other on the top of said semiconductor layer, and electrodes formed between the diffraction gratings on the top of said semiconductor and formed on the other side of the semiconductor body.

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