Geodesic device comprising a laser source

G - Physics – 01 – S

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

G01S 7/484 (2006.01) H01S 5/14 (2006.01)

Patent

CA 2539368

A laser source (2) is used in a geodesic device (1) to improve the emission of laser light, in which the laser diodes (2b) emitting multimodal radiation are influenced by a mode-selective component (2d) such that the laser radiation emitted by the laser source (2) has monomodal character. An edge emitter (2b) or a vertical semiconductor emitter with an external cavity, is hence used, in which a mode selective component (2d) is arranged, for example, a monomode fibre or resonator mirror, which has the effect of a mode-selective resonator construction. Components with negative dispersion can be used for pulse compression to compensate for the greater pulse duration generated by the lengthened cavity.

Pour améliorer l'émission d'un rayonnement laser, un appareil géodésique (1) est équipé d'une source laser (2), dans laquelle un composant à sélection de mode (2d) influe sur le rayonnement de diodes laser à émission multimode (2b), de sorte que le rayonnement laser émis par la source laser (2) est monomode. A cet effet, un émetteur latéral (2b) ou un émetteur à semiconducteur vertical est activé, lequel émetteur est pourvu d'une cavité externe dans laquelle se trouve un composant à sélection de mode (2d), p. ex. une fibre monomode ou des miroirs de résonateur induisant une structure de résonateur à sélection de mode. Pour compenser la durée d'impulsion plus longue induite par l'allongement de la cavité, des composants à dispersion négative peuvent être utilisés pour la compression d'impulsion.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Geodesic device comprising a laser source does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Geodesic device comprising a laser source, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Geodesic device comprising a laser source will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1832448

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.