Patent · US Expired

Bidirectional optical transmission device

US6899469B2 · kind B2 · utility

1Cited by
9References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 18, 2002
Grant dateMay 31, 2005
Priority date
Expiry dateFeb 15, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/3025
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A bidirectional optical transmission device has a housing having a guide portion in which an end of a single optical fiber is to be inserted. A light-receiving device and a light-emitting device are provided in the housing. Light path restricting members are provided in the light-receiving device so as to restrict light beams entering the light-receiving device.

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