Izadpanah, 1990 - Google Patents
Short optical pulse generation from laser diodes with directional coupler external cavityIzadpanah, 1990
- Document ID
- 10091647016605680559
- Author
- Izadpanah H
- Publication year
- Publication venue
- Fiber & Integrated Optics
External Links
Snippet
We demonstrate picosecond optical pulse (POP) generation from semiconductor laser diodes (LDs) operating in a novel external cavity configuration. The structure uses a looped directional coupler to form an optical cavity whose end reflectivity is controlled by the …
- 230000003287 optical 0 title abstract description 15
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
- G02B6/00—Light guides
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
- G02B6/2861—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using fibre optic delay lines and optical elements associated with them, e.g. for use in signal processing, e.g. filtering
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
- G02B6/00—Light guides
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
- G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01S—DEVICES USING STIMULATED EMISSION
- H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/11—Pulse generation, e.g. Q-switching, mode locking
- H01S3/1106—Mode locking
- H01S3/1112—Passive mode locking
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01S—DEVICES USING STIMULATED EMISSION
- H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/11—Pulse generation, e.g. Q-switching, mode locking
- H01S3/117—Q-switching using acousto-optical devices
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5050183A (en) | Figure eight shaped coherent optical pulse source | |
| EP0828178B1 (en) | Wavelength conversion apparatus with improved efficiency, easy adjustability, and polarization insensitivity | |
| Morton et al. | Mode-locked hybrid soliton pulse source with extremely wide operating frequency range | |
| US5359612A (en) | High repetition rate, mode locked, figure eight laser with extracavity feedback | |
| AU617556B2 (en) | Interferometer | |
| JP2004503944A (en) | Method and apparatus for generating frequency modulated pulses | |
| Eisenstein et al. | Active mode-locking characteristics of InGaAsP-single mode fiber composite cavity lasers | |
| Jopson et al. | A 1.55‐μm semiconductor‐optical fiber ring laser | |
| CN105301319B (en) | A kind of mode-locked laser type all-fiber current transformator | |
| Culverhouse et al. | Four port fused taper acousto-optic devices using standard single-mode telecommunications fibre | |
| Ogusu | Dynamic behavior of reflection optical bistability in a nonlinear fiber ring resonator | |
| US5453608A (en) | Triggerable electro-optic amplitude modulator bias stabilizer for integrated optical devices | |
| Avramopoulos et al. | Complete switching in a three-terminal Sagnac switch | |
| Izadpanah | Short optical pulse generation from laser diodes with directional coupler external cavity | |
| US4904041A (en) | Short optical pulse generator having a looped directional coupler external cavity | |
| Smith et al. | Totally integrated erbium fiber soliton laser pumped by a laser diode | |
| US5734667A (en) | Polarization-stable laser | |
| US5483340A (en) | Sagnac loop interferometer | |
| CN111561996B (en) | Chaotic Brillouin dynamic grating all-optical trigger device and implementation method | |
| Huang et al. | Time-delay signature suppressed microwave chaotic signal generation based on an optoelectronic oscillator incorporating a randomly sampled fiber Bragg grating | |
| US5093833A (en) | Optical pulse generator | |
| Pezeshki et al. | Waveguide version of an asymmetric fabry–perot modulator | |
| US6212209B1 (en) | Switchable laser using a faraday rotator | |
| US5878065A (en) | Fabry-perot pulsed laser having a switchable loop reflector | |
| US20030114117A1 (en) | Tunable RF signal generation |