[go: up one dir, main page]

Woo et al., 2024 - Google Patents

Feedforward Frequency and Phase Stabilization of Heterodyned DFB Lasers for sub-THz Generation

Woo et al., 2024

Document ID
7969211485160600521
Author
Woo K
Kim H
Publication year
Publication venue
2024 IEEE Opto-Electronics and Communications Conference (OECC)

External Links

Snippet

We demonstrate a feedforward compensation of frequency and phase of two free-running, off-the-shelf DFB lasers heterodyned for sub-THz signal generation. Our experimental demonstration shows that the phase noise characteristics of the sub-THz signal are limited …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5053—Laser transmitters using external modulation using a parallel, i.e. shunt, combination of modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/506—Multi-wavelength transmitters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers i.e., optical receivers using an optical local oscillator
    • H04B10/63—Homodyne, i.e., coherent receivers where the local oscillator is locked in frequency and phase to the carrier signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/67—Optical arrangements in the receiver
    • H04B10/676—Optical arrangements in the receiver for all-optical demodulation of the input optical signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/548—Phase or frequency modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
    • H04B10/25752—Optical arrangements for wireless networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers i.e., optical receivers using an optical local oscillator
    • H04B10/616—Details of the electronic signal processing in coherent optical receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2537—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to scattering processes, e.g. Raman or Brillouin scattering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/572—Wavelength control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/112—Line-of-sight transmission over an extended range
    • H04B10/1121—One-way transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/517—Optical NRZ to RZ conversion, or vice versa
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission

Similar Documents

Publication Publication Date Title
US6674969B1 (en) Two-optical signal generator for generating two opticle signals having adjustable optical frequency difference
Schneider et al. Generation of millimetre-wave signals by stimulated Brillouin scattering for radio over fibre systems
Morales et al. Highly tunable heterodyne sub-THz wireless link entirely based on optoelectronics
WO2012099914A1 (en) High spectral-purity carrier wave generation by nonlinear optical mixing
Shams et al. Optical frequency tuning for coherent THz wireless signals
Zhu et al. Multichannel up-conversion based on polarization-modulated optoelectronic oscillator
Dahiya Optical carrier suppression based single sideband millimeter wave transmission for 5G RoF system
Zhang et al. An all-optical Ka-band microwave long-distance dissemination system based on an optoelectronic oscillator
Woo et al. Feedforward Frequency and Phase Stabilization of Heterodyned DFB Lasers for sub-THz Generation
Ma et al. Photonic self-interference cancellation for RoF-based in-band full-duplex link in wireless fronthaul access network
Hasanuzzaman et al. Cascaded microwave photonic filters for side mode suppression in a tunable optoelectronic oscillator applied to THz signal generation & transmission
Woo et al. Feedforward Compensation of Laser Frequency and Phase Noise for Photonics-Based Sub-THz Generation
Shams et al. Coherent frequency tuneable thz wireless signal generation using an optical phase lock loop system
Khan Quantum-dash laser-based tunable 50/75 GHz mmW transport system for future L-band networks
CN116760478A (en) High-linearity microwave photon down-conversion receiving system based on photoelectric oscillator
Dass et al. Flexible V-band mmwave analog-RoF transmission of 5G and WiGig signals using an InP-SiN integrated laser module
Hu et al. Incoherent Rayleigh Scattering Noise Depression for Single Laser Stable Radio Frequency Transmission
Aflatouni et al. Light source independent linewidth reduction of lasers
Al-Dabbagh et al. Characterization of photonic-assisted free-space Sub-THz data transmission
Zacharias et al. Full duplex millimeter-wave Radio-Over-Fiber system using optical heterodyning and self-homodyning
Peng et al. Hybrid wireline and wireless transport system based on polarization modulator
Hasanuzzaman et al. 94.5 GHz Dual-loop Optoelectronic Oscillator
Yao et al. InAs/InP Quantum-Dash Mode-Locked Laser For Duplex Radio Over Fiber Links
Wang et al. An RoF system with continuously tunable optical carrier-to-sideband ratio based on polarization multiplexing
Woo et al. Feedforward Phase Noise Compensation of Free-Running DFB Lasers Heterodyned for sub-THz Generation Without Optical Filtering