Patent · US Expired

Semiconductor laser with reduced heat loss

US7356062B2 · kind B2 · utility

3Cited by
8References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 25, 2004
Grant dateApr 8, 2008
Priority date
Expiry dateNov 18, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/343
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A semiconductor laser having a semiconductor chip (1) which contains an active layer (5) and emits radiation in a main radiating direction (6). The active layer (5) is structured in a direction perpendicular to the main radiating direction (6) in order to reduce heating of the semiconductor chip (1) by spontaneously emitted radiation (10).

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