搜索结果: 1-15 共查到“光学工程 BI”相关记录22条 . 查询时间(0.038 秒)
We propose a novel dispersion-free interleaver using optical delay lines by accurately locating the zeros in the transfer function. It has been implemented with the design of interleaver pairs with th...
Full Standard Triple-Play Bi-Directional and Full-Duplex CWDM Transmission in Passive Optical Networks
Fiber optics optical communications All-optical networks
2015/5/25
Bi-directional CWDM radio-over-fiber transmission of triple-format full-standard OFDM signals in coexistence (UWB, WiMAX and LTE) (1.178 Gbit/s full-duplex) is demonstrated over 50.6 km SSMF in passiv...
Bi:SiO 2 optical fibers – a possible way to understand the nature of Bi-related emitting centers
Fiber materials Fiber optics amplifiers oscillators Lasers fiber
2015/5/22
Excitation-emission properties of Bi:SiO 2 optical fibers (without other dopants) were investigated in the wavelength region 400-1600nm. Laser generation in fibers of such composition was demonstrated...
Strong fiber Bragg gratings in Bi-Al co-doped H 2 -loaded optical fibers using CW-Ar + laser
Fiber Bragg gratings photosensitivity Lasers fiber
2015/5/22
Bragg gratings with reflectivity >93% were fabricated in Bi-Al co-doped H 2 -loaded optical fibers. Average index changes as high as +2.5×10 -3 were obtained. Positive core stress changes indicate a c...
Field Demonstration of Bi-directional Millimeter Wave RoF Systems Inter-operable with 60 GHz Multi-gigabit CMOS Transceivers for In-building HD Video and Data Delivery
Optical communications Radio frequency photonics
2015/5/21
We demonstrate, for the first time, a bi-directional in-building radio-over-fiber access network to deliver multi-gigabit, high-definition video and data services using all-optical conversion at the h...
Novel Analyzing Model of Bi-Directional OTDR Measurement in a Hole-Assisted Fiber
Bi-Directional OTDR Measurement Fiber Hole-Assisted
2015/5/18
A novel analyzing model of bi-direction OTDR measurement in a hole-assisted fiber (HAF) is proposed. Using this model, both information on the air-hole structure and air-hole surface roughness in a HA...
“Real World” FTTH Optical-to-Radio Interface Performance for Bi-directional Multi-Format OFDM Wireless Signal Transmission
Real World FTTH Optical Radio Interface Performance Bi-directional OFDM Wireless Signal Transmission
2015/5/18
The optical-to-radio and radio-to-optical interfaces in fiber-to-the-home access networks were evaluated for LTE, WiMAX and UWB simultaneous distribution. Successful bi-directional transmission was ac...
Improved Aggregated Impairment Information for Bi-directional Lightpath Establishments
Fibre optics an optical communication All-optical networks
2015/6/8
We propose a set of physical parameters for GMPLS signaling to establish bi-directional paths.This reduces the amount of flooded information and speeds-up the path establishment while keeping its risk...
Bi-doped Fiber Lasers and Amplifiers for a Wavelength Range of 1300-1500 nm
Fiber optics amplifiers oscillators Lasers fiber
2015/6/5
Bi-doped fibers are a promising medium for lasers and amplifiers in the 1150-1600nm wavelength range. We present the results on the development of Bi-doped fiber lasers and amplifiers for telecom wind...
Optical Memory Elements with Extremely Wide Hysteresis Window (94mA) Using Partly Saturable-Absorber Novel Active MMI Bi-Stable Laser Diodes
Opto-electronics Optical switching devices
2015/6/4
Novel active MMI bi-stable laser diodes are proposed and demonstrated. Using partly saturable-absorber configuration in active MMI, extremely wide hysteresis window of 94mA was achieved with 30fJ opti...
10Gb/s Bi-directional Symmetric WDM-PON System based on POLMUX Technique with Polarization Insensitive ONU
Optical communications Networks
2015/6/4
We demonstrated 10Gb/s bi-directional symmetric transmission based on polarization-division multiplexing with a centralized light source. One of two orthogonal polarization states carries downstream d...
Infrared Luminescence Enhancement by UV-Irradiation of H 2 -loaded Bi- Al-doped Fiber
Infrared Luminescence Enhancement UV-Irradiation Bi- Al-doped Fiber
2015/7/16
ArF excimer laser irradiation of H 2 -loaded fibers increases the intensity of both the 1130 and 1390 nm fluorescence in Bi-Al-doped silica fiber by 18 dB and >16 dB.
Watt-Level Bi-Doped Fiber Lasers:Breakthrough into 1300 – 1500 nm Wavelength Region
Watt-Level Bi-Doped Fiber Lasers Wavelength Region
2015/7/16
Watt-level ~20% efficiency Bi fiber lasers have been demonstrated at 1340 and 1480 nm for the first time. Optical properties of Bi-doped phosphogermanosilicate fibers depending on core composition wer...
A Novel Active MMI Bi-Stable Laser Using Cross-Gain Saturation between Fundamental and First Order Modes
Active MMI Bi-Stable Laser Cross-Gain
2015/8/4
A novel MMI-based bi-stable laser is proposed for realizing compact size. Relatively low operation current of 100mA (8mA hysteresis), and high ON/OFF optical power-ratio of 15dB were successfully achi...
Bi-directional, 480Mbps, Ultra-Wideband, Radio-over-Fibre Transmission Using a 1310/1564nm Reflective Electro-absorption Transducer and Commercially-Available Components
Ultra-Wideband Radio-over-Fibre Transmission Reflective Electro-absorption Transducer Commercially-Available Components
2015/7/31
We present the first experimental demonstration of a bi-directional, reflective, electro-absorption transducer-based, 480 Mbps UWB-wireless/optical transmission system. A -21.4dB error vector magnitud...
