搜索结果: 1-15 共查到“知识库 光学工程 RF-1”相关记录16条 . 查询时间(0.03 秒)
Simultaneous Generation and Transmission of 60-GHz RF and Baseband Signals Employing Only a Simple Single Electrode MZM
Simultaneous Generation Transmission Baseband Signals Employing Only Simple Single Electrode MZM
2015/7/15
Employing only a simple single electrode MZM, a novel hybrid access network, which is capable of generating and transmitting RF-vector (2.5-Gb/s QPSK at 60GHz) and baseband signals (1.25-Gb/s OOK) sim...
The correlation of deposition parameters,microstructure,and stability of rf-diode sputtered magneto-optical thin films has been studied by using transmission electron microscopy and a magneto-optical ...
Using Dispersion in a Fiber-Optic Loop to Perform Time Domain Analogue RF Signal Auto-Correlation
Using Dispersion Fiber-Optic Perform Time Domain Analogue RF Signal Auto-Correlation
2015/5/22
We present an RF-photonic time-domain auto-correlator using a dispersion-induced stepped-time-delay of the modulation sidebands produced by a fiber optic recirculation loop circuit. This allows spectr...
Fully Reconfigurable Compact RF Photonic Filters Using High-Q Silicon Microdisk Resonators
Integrated optics devices Wavelength filtering devices.
2015/5/21
We present a fully reconfigurable fourth-order SOI RF-photonic filter with a tunable bandwidth of 0.9–5 GHz, FSR > 600 GHz, out-of-band rejection > 38 dB, and compact size (0.15 mm 2 ) using high-Q re...
On the efficiency of RF-Pilot-based nonlinearity compensation for CO-OFDM
efficiency RF-Pilot-based nonlinearity compensation CO-OFDM
2015/5/21
We investigate the efficiency of RF-pilot based phase noise compensation for mitigation of nonlinear impairments in CO-OFDM transmission. We show that the efficiency scales with the effective dispersi...
Impact of RF Noise on Transmission Performance of Multiband OFDM UWB over Fiber Systems
RF Noise Multiband OFDM UWB over Fiber Systems Transmission Performance
2015/5/15
We investigate the performance of multiband OFDM ultra wideband (UWB) signal over fiber system considering the impact of RF noise. A compensation technique is proposed to reduce RF noise impact.
A Programmable Optical Filter Unit Cell Element for High Resolution RF Signal Processing in Silicon Photonics
Radio frequency photonics Analog Optical Signal Processing Integrated Optics
2015/6/10
We demonstrate the first reconfigurable, cascadable silicon photonics unit cell fabricated in commercial wafer-scale processes using a single 500ps delay line and allowing independent FIR and IIR resp...
RF-Assisted Optical Dual-Carrier 112 Gbit/s Polarization- Multiplexed 16-QAM Transmitter
Optical communication phase modulation
2015/6/5
An optical multi-carrier transmitter is demonstrated based on RF sub-carrier modulation with subsequent optoelectronic conversion. 16-QAM modulation of dual RF carriers together with polarization mult...
Phase Stable RF-over-fiber Transmission using Heterodyne Interferometry
Radio frequency photonics Fiber optic links subsystems
2015/6/4
We demonstrate stable transmission of 3GHz over 300m of fiber with less than 0.017 degree (17fs) RMS phase error. An interferometer measures optical phase delay, providing information to a feed-forwar...
根据Ｈａｌｌ的放电模型讨论了ＲＦ高频放电辉光特性，对２ｍｍ×２．２５ｍｍ×７１ｍｍ矩形玻璃放电管ＲＦ放电中最佳匹配网络进行了实验研究，观察到放电辉光图纹，可作为ＲＦ激励波导激光器设计的依据。
Highly Linear, High Power Handling Photodiode for RF Photonic Links
Highly Linear High Power Handling Photodiode RF Photonic Links
2015/7/20
We report a highly linear, high power handling InGaAs photodiode having a third order harmonic output intercept point of +53.7 dBm and an estimated OIP3 of +48.9 dBm up to 40 mA DC photocurrent.
A novel linear photonic RF phase shifter base on polarization controller
linear photonic RF phase shifter polarization controller
2015/7/17
A novel linear photonic RF phase shifter base on polarization controller is presented and the theoretical fundamentals of the design are explained. A prototype of the phase shifter with 26.75GHz bandw...
Acoustic processes in RF excited CO2 laser plasma in pulse regime
CO2 laser molecular laser gas laser pulse operation thermodynamic phenomena
2011/5/6
Acoustic response to the CO2 laser pulse generation in the arrangement of the slab-waveguide
structure is considered. The velocity of an acoustic wave in the carbon dioxide laser gas
medium is calcu...
21GHz Satellite RF Signal Transmission Multiplexing on 10G-EPON Signal
Satellite RF Signal Transmission Multiplexing 10G-EPON Signal
2015/7/31
We propose and demonstrate a transmission system that retransmits 21GHz satellite broadcasting signals (21GHz RF) with 10G-EPON. Experiments show sufficient performance to satisfy 29dB loss budget.
Experimental Demonstration of Compensating the I/Q Imbalance and Bias Deviation of the Mach-Zehnder Modulator for an RF-Tone Assisted Optical OFDM System
Compensating I/Q Imbalance Bias Deviation Mach-Zehnder Modulator RF-Tone Assisted Optical OFDM System
2015/7/30
We demonstrate an equalization technique to compensate for impairments induced by dispersion as well as I/Q imbalance and bias deviation in the MZM. The proposed scheme has a 2 dB improvement in back ...