搜索结果: 1-15 共查到“光电子技术 Measurement”相关记录33条 . 查询时间(0.203 秒)
2017SPIE工业检验用光学测量系统会议（2017 Conference on Optical Measurement Systems for Industrial Inspection X）
2017 SPIE 工业检验用光学测量系统 会议
2017/4/25
2017SPIE工业检验用光学测量系统会议（2017 Conference on Optical Measurement Systems for Industrial Inspection X）。
Evaluation of image based integrated measurement system and its application to topographic survey
Photogrammetry Calibration Digital Camera Laser Integration Non-contact
2015/8/25
A convenient 3D measurement using amateur digital camera is enormously expected in various fields with appearance of the low cost and high-resolution amateur digital cameras. In these circumstances, t...
OPTIMIZING TERRESTRIAL LASER SCANNING MEASUREMENT SET-UP
Laser scanning point cloud error noise level accuracy optimal stand-point
2014/6/5
One of the main applications of the terrestrial laser scanner is the visualization, modeling and monitoring of man-made structures like buildings. Especially surveying applications require on one hand...
A sensor head cons is t in g of a photonic cr ystalfiber ( PCF)-b ased Mac h –Zehnderinterferometer(MZI) anda fiber Bragg grating (F BG) i s proposed and experimentally demo nstrated for simultaneous ...
Novel temperature-insensitive fiber Bragg grating sensor for displacement measurement
Displacement Fiber Bragg grating Sensor
2013/5/27
A novel temperature-insensitive displacement sensor based on a fiber Bragg grating (FBG) is presented. A FBG is glued onto the surface of a specially designed cantil...
Wide-range BER Measurement Scheme by Estimating BER of Discarded Frames for 10 G-EPON Systems
Fiber optics communication Optical communication
2015/5/22
This paper describes a new BER measurement method obtaining the BER by estimating the number of error bits in discarded frames using the rate of discarded frames. The BER is obtained precisely by the ...
Bandwidth Measurement of Multimode Fibers through System Level Bit Error Rate Testing
Bandwidth Measurement Multimode Fibers Bit Error Rate Testing
2015/5/18
A new bandwidth measurement method for multimode fibers is developed through measuring bit error rate and power penalty associated with the testing system. Experimental calibration procedure and actua...
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...
Large range microwave frequency measurement using a fiber delay interferometer pair
fiber delay interferometer pair microwave frequency measurement
2015/5/15
We demonstrate a photonic approach to IFM using two parallel home-made fiber delay interferometers, packaged into a 10cm×8cm board. A maximum measurement frequency of 36.7GHz and measurement error les...
Remote Measurement Method for Transmission Characteristics of Access Network Fibers with Coherent MPI
Coherent MPI Transmission Characteristics Fibers Remote Measurement
2015/5/14
A Novel technique to measure the transmission characteristics of access network fibers is proposed. The spectral losses including effects of coherent MPI are also estimated using PON architecture of s...
Simultaneous measurement of strain and temperature with a long-period fiber grating inscribed Sagnac interferometer
Sagnac interferometer Strain and temperature measurements Polarization maintains fiber Long-period fiber grating
2013/5/27
A Sagnac interferome ter with a long-per iod fiber grating (LPG) inscribed in the polarization-maintainin g fi ber (PMF) is proposed and experime ntally demonstrated for simultaneous measurement of st...
Simultaneous measurement of force and temperature based on a half corroded FBG.
force sensing head half corroded FBG simultaneous measurement temperature-independent
2013/5/27
A simple single fiber Bragg grating (FBG)-based force sensing head is proposed, in which half of the FBG is thinned through chemical corrosion with hydrofluoric acid so that different force sensitivit...
Measurement of reduced backscattering noise in laser-driven fiber optic gyroscopes
reduced backscattering noise laser-driven optic gyroscopes
2015/8/10
We report what we believe to be the first demonstration of a laser-driven fiber optic gyroscope (FOG) built with an air-core fiber. Its phase noise is measured to be 130 rad/ Hz. W...
Simultaneous measurement of force and temperature with a single FBG partially encapsulated with a metal cannula.
fiber optic sensors Bragg gratings force sensor temperature simultaneous measurement
2013/5/27
A simple sensor head based on a single fiber Bragg grating (FBG), which was partially encapsulated by using a metal cannula, has been proposed and demonstrated for simultaneous measurement of force an...
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...