LOW NOISE-PULSE SOLID-STATE SHG LASER

• Main Authors: SATO MASAZUMI, MAKIO SATOSHI, ISHIDA HIDENOBU
• Format: Patent
• Language: English
• Published: 31.08.1999
• Edition: 6
• Subjects: BASIC ELECTRIC ELEMENTS; DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING; DEVICES USING STIMULATED EMISSION; ELECTRICITY; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF

PROBLEM TO BE SOLVED: To obtain stable laser pulses, which do not include mode competitive noises, by shortening the current driving period of a laser semiconductor than the period, wherein the minimum value between the first peak and the second peak of the alleviating vibration of the laser output...