搜索结果: 1-10 共查到“光学工程 birefringent”相关记录10条 . 查询时间(1.272 秒)
Theoretical investigation of polarization-insensitive data format conversion of RZ-OOK to RZ-BPSK in a nonlinear birefringent fiber
polarization insensitive date birefringent Theoretical
2011/11/17
Compared with traditional RZ-OOK, RZ differential phase-shift keying (RZ-DPSK) requires about 3-dB lower optical signal-to-noise ratio (OSNR) to achieve the same bit-error rate (BER), but a more compl...
Intensity measurement based temperature-independent strain sensor using a highly birefringent photonic crystal fiber loop mirror.
Highly birefringent photonic crystal fiber (HiBi-PCF) Fiber loop mirror (FLM) Strain senor Intensity measurement
2013/5/27
A fi ber-optic strain sensor is demons trated by using a short length of highly birefringent phot onic crystal fi ber (HiBi-PCF) as the sensing element inserted in a fi ber loop mirror (FLM). Due to t...
Characterization of structural irregularities in highly birefringent photonic crystal fiber based on polarization coupling by torsional acoustic wave
Form birefringence Fiber optics Photonic crystal fibers Acousto-optical devices
2015/6/10
We propose and demonstrate a novel method to characterize the variation of the birefringence induced by structural irregularities in highly birefringent photonic crystal fiber with high accuracy based...
Highly-Birefringent Tunable Long-Period Fiber Gratings in Hollow-Core Photonic Bandgap Fiber by Use of Mechanical Pressure
Gratings Fiber optics Photonic crystal fibers
2015/6/4
The mode coupling properties of highly-birefringent tuneable LPGs formed in HC-PBGF are presented. The mode coupling from the fundamental core mode to higher-order guided mode of a HC-PBGF is obtained...
Temperature sensor based on a pressure-induced birefringent single-mode fiber loop mirror.
optical fiber sensor fiber loop mirror pressure-induced birefringence temperature sensor
2013/5/27
A fiber-optic temperature sensor based on a pressure-induced birefringent single-mode fiber(SMF) loop mirror is developed. The pressure-induced birefringent SMF is made by applying a force against a s...
Evolution of Statistic Moments of 2D-Distributions of Biological Liquid Crystal Net Mueller Matrix Elements in the Process of Their Birefringent Structure Changes
Mueller-matrix birefringence matrix image kurtosis values
2011/4/21
This research is aimed to investigate the reliability of Mueller-matrix differentiation of birefringence change of optically thick layers of biological liquid crystals at the early stages of the chang...
Tunable Birefringent Phase-Shift Induced in Fiber Bragg Grating by a Shape Memory Alloy Ferrule
Tunable Birefringent Phase-Shift Induced Fiber Bragg Grating Shape Memory Alloy Ferrule
2015/7/15
We present a new method to induce low loss tunable birefringent phase shifts in fiber Bragg grating by applying mechanical stresses at precise locations along the FBG with a specially designed shape m...
Reflectometric Measurement of Strain Induced Optical Activity Coefficient in Single-Mode Randomly Birefringent Twisted Fibers
Reflectometric Measurement Strain Induced Optical Activity Coefficient Single-Mode Randomly Birefringent Twisted Fibers
2015/7/15
A novel technique based on polarization-sensitive frequency-domain reflectometry, for non-invasive measurement of optical activity coefficient, in randomly birefringent twisted fibers, is presented. T...
Distributed measurement of mode coupling in birefringent fibers with random polarization modes
white light inteferometry birefringent fibers
2011/5/6
A scanning white light interferometer is developed to measure the distributed polarization coupling (DPC) in high birefringence polarization maintaining fibers (PMFs). Traditionally, this technique re...
Polarization mode dispersion in birefringent microstructured fibers
polarization mode dispersion birefringent fibers microstructured fibers
2011/4/26
The possibility of compensation of polarization mode dispersion (PMD) by using highly birefringent (HB) fibers was proposed a few years ago. In this paper, we present our results of measurement of PMD...