Patent · US Expired

Constant temperature performance laser

US6341138B1 · kind B1 · utility

20Cited by
28References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 1999
Grant dateJan 22, 2002
Priority date
Expiry dateJun 16, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/18377
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Diode lasers are fabricated whose performance is essentially unchanged over designed temperature and bias ranges. The threshold current (Ith) and the external efficiency (&eegr;ext) of the diode lasers are unchanged over a range of specified temperatures.

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