Now showing items 21-40 of 462

    • A novel all-fiber magneto-optic switch based on high-speed magnetic field module - art no 67812Y 

      Wang, Minfeng; Weng, Zihua; Chen, Xu; Lin, Shaohan; Wu, Qinping; 翁梓华 (P SOC PHOTO-OPT INS, 2007)
      All-fiber magneto-optic switch is presented in this paper which contains both of optical route and high-speed magnetic field module. The optical route has a 1x2 Fiber Polarization Beam Splitter (FPBS) and a 2x2 Dual Fiber ...
    • A novel bulk micromachined tunneling gyroscope 

      Wang, Lingy; Su, Yuanzhe; Lei, Y; Li, Wenwang; Liu, Yifan; Sun, Daohen; 王凌云; 刘益芳; 孙道恒 (IEEE Computer Society, 2011)
      A bulk micromachined vibratory tunneling gyroscope, which employs the high displacement sensitivity of quantum tunneling to obtain the desired resolution and is fabricated with silicon-glass wafer bonding and DRIE (Deep ...
    • A novel control strategy for three-phase shunt active power filter using a Lyapunov function 

      Meng, Chao; Zhang, Lin; Hong, Yongqiang; Lin, Junbin; 洪永强 (IEEE Computer Society, 2012)
      This paper proposes a novel control strategy for three-phase active power filter based on Lyapunov's stability theory. First, the active power filter is modeled in the stationary abc frame and then the model is transformed ...
    • A novel method to modify the lapping uniformity for silicon wafer 

      Zuo, Wenjia; Du, Xiaohui; Zhang, Haoer; Su, Yuanzhe; Lei, Tingping; Wang, Lingyun; Sun, Daoheng; 孙道恒 (Trans Tech Publications Ltd, 2013)
      In this paper, a novel lapping method based on regulating the position of carrier centroid is proposed to modify interfacial normal pressure uniformity. Eight special points are selected to represent carrier weight. This ...
    • A Novel Precision Face Grinder for Advanced Optic Manufacture 

      Guo, Y.; Peng, Y.; Wang, Z.; Yang, W.; Bi, G.; Ke, X.; Lin, X.; 杨炜; 毕果 (P SOC PHOTO-OPT INS, 2010)
      In this paper, a large-scale NC precision face grinding machine is developed. This grinding machine can be used to the precision machining of brittle materials. The base and the machine body are independent and the whole ...
    • A parameters tuning algorithm in wireless networks 

      Chen, Hua-Ching; Feng, Hsuan-Ming; Chen, Ben-Bin; Guo, Dong-Hui; 郭东辉 (Institute of Electrical and Electronics Engineers Inc., 2014 Septe)
      The arbitration inter frame space, Contention window minimum and Contention window maximum are some of the most important parameters of 802.11e, and the enhanced parameters tuning algorithm is applied for their adjustment. ...
    • A Path Planning Approach for Wedge/Aspheric Lens Element Grinding Based on Space Coordinate Transformation 

      Zhang, Ningning; Jiang, Chen; Wang, Zhenzhong; Guo, Yinbiao; 王振忠; 郭隐彪 (ADV MATER RES-SWITZ, 2012)
      Wedge/aspheric lens clement is a combination of wedge prism and aspheric lens as a single piece component forming a decentred lens, which plays an important role in the fields of liquid crystal projection display, laser ...
    • A performance evaluation of printing RFID tags 

      Xu, Lei; Huang, Huiming; 黄辉明 (Trans Tech Publications, 2011)
      Printing RFID tag is a potential substitute for etching RFID tag as it has advantages in metal waste and substrate selection due to its addictive process. An evaluation of printing tags is conducted on their performance ...
    • A Secondary Development System on Grader Working Device Oriented to Mechanism Optimization 

      Mu Rui; Zhao Na; Pan Yong-Jun; 穆瑞 (APPL MECH MATER, 2011)
      Because of the complex structure of grader working device, its optimization is a repeated, continuously improved process. A new model has to be set up before each optimization. In order to solve the problem of repeating ...
    • A Si-Glass based pressure sensor with a single piezoresistive element for harsh environment applications 

      Zhang, H; Xu, Huiming; Li, Yan; Song, Zij; San, Haisheng; Yu, Yuxi; 伞海生; 余煜玺 (IEEE Computer Society, 2013)
      A Si-Glass based MEMS piezoresistive pressure sensor is designed for harsh environment applications, such as vibration, shock and environment conditions with humidity, alkalescence or acidity, electrostatic particles and ...
    • A simple and long-range displacement measurement system 

      Hu, Ye; Zhao, Qian Hui; Chen, Yong Ming; Wang, Lei; 陈永明; 王磊 (Trans Tech Publications Ltd, 2013)
      This paper introduces a well-used long range displacement measurement system. The advantages of the system are that the sensor's measurement range can be extended by optical linear scale with a simple structure, and the ...
    • A singlechip computer controlled conductivity meter based on conductance-frequency transformation 

      Chen, WX; Hong, BC; 陈文芗 (PROC SPIE, 2004)
      A portable conductivity meter controlled by singlechip computer was designed. The instrument uses conductance - frequency transformation method to measure the conductivity of solution. The circuitry is simple and reliable. ...
    • A study of analysis and simulation of the valve ball's lapping instrument with a cup shaped cutter 

      Lan, Pixiang; Hu, Guoqing; Zheng, Ziwen; Deng, Xiaofan; Hou, Fengyuan; 胡国清 (ADV MATER RES-SWITZ, 2012)
      The valve ball is one of the most important parts in the ball valve. Lapping is a very important pressing method in valve ball's production. A valve ball's lapping instrument with a cup shaped cutter, and build the lapping ...
    • A study of temperature dependence for capacitive pressure sensor 

      Lv, Hao Jie; Hu, Guo Qing; Wang, Xing Ye; 胡国清 (Trans Tech Publications, 2012)
      In order to reveal the temperature dependence of a touch mode capacitive pressure sensor, temperature dependence of material parameters of the sense have been studied. Using Finite Element Method (FEM) to simulate and solve ...
    • A study on high isolation RF MEMS switch - art no 60320Q 

      Lin, LL; Hu, GQ; Lin, ZH; Liu, WY; 胡国清 (P SOC PHOTO-OPT INS, 2006)
      A new type of high isolation RF MEMS switch is studied in this paper. The structure of cantilever beam with electrodes Sandwiched between Si and SiO2 layers has been evaluated. The top and bottom dielectric materials ...
    • A Study on the Technology of Helical Groove Formation 

      Lu, Rusheng; Yao, Bin; Yao, Boshi; Chen, Minghui; 姚斌 (ADV MATER RES-SWITZ, 2011)
      On the basis of analyzing the geometric characteristics of the helical groove, the interferometry method for its processing is discussed. This paper establishes a mathematical model of the helical groove, using differential ...
    • A surface micro machined double sided touch mode capacitive pressure sensor 

      Xu, GP; Chen, GW; Hu, GQ; 胡国清 (P SOC PHOTO-OPT INS, 2001)
      Double sided touch mode capacitive pressure sensor offered better performance than that of single sided one. Double-sided touch mode capacitive pressure sensor almost has the same character of the single sided one, which ...
    • A technology of CNC punching of Chinese characters 

      Kang, Chang Lin; Yao, Bi; Zhang, Dong Sheng; 姚斌 (Trans Tech Publications Ltd, 2013)
      The punching process with CNC is getting more and more important in the modern metal stamping field. But it is still difficult to realize NC punching the Chinese characters in manufacturing. Furthermore, it is expensive ...
    • A temperature-measurable dielectric barrier discharge plasma cooperating with the catalysis device for nitric oxides removal 

      Wang, Xing-Qu; Zhang, Qi; Wang, Feng-Peng; Chen, Wei; Huang, Jun; Zhu, Xiu-Rong; Zeng, Xiang-Hua; Yang, Si-; 杨思泽 (Trans Tech Publications Ltd, 2013)
      The conventional study of NOx removal is mainly concentrated on the various chemical reactions, but takes no account of the important effect of temperature increase caused by the discharge. In this paper, we present a ...
    • A theoretical study on silicon betavoltaics using Ni-63 

      Wu, Kai; Dai, Changhong; Guo, Hang; 郭航 (IEEE Computer Society, 2011)
      Theoretical study of silicon betavoltaics is presented in this paper. The analytical expression of generated current is derived and the characteristic parameters are studied. The radioactive isotope Ni-63 is chosen due to ...