Thermal Characteristics of GHz Passively Mode-Locked Semiconductor Disk Laser
A 1.3 GHz repetition rate optically pumped passively mode-locked semiconductor disk laser with 5.5 ps pulse duration and 204 mW average output power at 978 nm wavelength was demonstrated. Main fact…
Highly Sensitive Bending Sensor Based on Multicore Optical Fiber With Diagona…
A high-sensitivity bending sensor based on multi-core fiber Bragg gratings (MCFBGs) is presented and demonstrated. The bending sensor is based on FBGs fabricated on the symmetric distribution cores…
7-M/130-Mbps LED-to-LED Underwater Wireless Optical Communication Based on Ar…
In this paper, the arrays consist of series-connected monochromatic light-emitting diodes (LEDs) are proposed as the transmitter and receiver to implement an LED-to-LED underwater wireless optical …
Widar3.0 : Zero-Effort Cross-Domain Gesture Recognition With Wi-Fi
With the development of signal processing technology, the ubiquitous Wi-Fi devices open an unprecedented opportunity to solve the challenging human gesture recognition problem by learning motion re…
Uncovering Synergy and Dysergy in Consumer Reviews: A Machine Learning Approach
Massive online text reviews can be a powerful market research tool for understanding consumer experiences and helping firms improve and innovate. This research exploits the rich semantic properties…
GPCA : A Probabilistic Framework for Gaussian Process Embedded Channel Attention
Channel attention mechanisms have been commonly applied in many visual tasks for effective performance improvement. It is able to reinforce the informative channels as well as to suppress the usele…
Object Detection in Aerial Images : A Large-Scale Benchmark and Challenges
In he past decade, object detection has achieved significant progress in natural images but not in aerial images, due to the massive variations in the scale and orientation of objects caused by the…
Non-Zero Dispersion-Shifted Ring-Core Fiber Supporting 60 OAM Modes
Orbital angular momentum (OAM) modes have becoming more promising to further achieve higher spectral efficiency and data capacity in space-division-multiplexing (SDM) fiber communication systems. I…
Dual Concentric-Ring-Core Fiber With Four Zero-Dispersion Wavelengths for Bey…
Orbital angular momentum (OAM) beams, featuring with unique spatial field distributions, have been extensively investigated and applied into a wide range of fields. In most applications, OAM beams …
Photonic Radio Frequency Orbital Angular Momentum Generation and Beam Steering
Orbital angular momentum (OAM) is a fundamental property of electromagnetic waves and is inherently carried by all frequencies of waves. In particular, OAM applications at radio frequencies (RFs) h…
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