Patent · US Expired

Providing optical coupling with single crystal substrate mounted electro-optic transducers

US5522000A · kind A · utility

8Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 29, 1994
Grant dateMay 28, 1996
Priority date
Expiry dateJul 29, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/423
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method of making a multilayer printed circuit upon a single crystal substrate for the mounting thereon of a semiconductor laser and an optical fibre pigtail located in a crystallographically etched groove in the substrate wherein all the photolithographic processing required to create the multilayer printed circuit is performed prior to the etching of the groove.

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