Chao Lu, Senior Member, Michael Shaw
Abstract—We present the development of a device-level linearization technique and its applications in broadband power amplifiers. The proposed topology firstly combines derivative transconductance...
Yunfeng Shen, Jun Hong Ng, Chao Lu, T. H. Cheng, M. K. Rao, Deming Liu
Abstract: A wavelength conversion technique which can convert an input signal to many wavelengths simultaneously without any probe laser is proposed. 622Mb/s one-to-six wavelength conversion and...
Evaluation of Intraband Crosstalk in an FBG-OC-Based Optical Cross Connect (2008)
Xiangnong Wu, Chao Lu, Z. Ghassemlooy, Yixin Wang
Abstract-- An analytical model of intraband optical crosstalk in an N × N fiber Bragg grating (FBG)-optical circulator (OC)-based optical cross connect (OXC) is presented. Results show that the...
INTERNATIONAL JOURNAL OF COMMUNICATION SYSTEMS (2008)
Xiangnong Wu, Z. Ghassemlooy, Chao Lu
Tunable fibre Bragg grating based optical cross connects using multi-port optical circulators: structure and crosstalk analyses
Wang, Zhiming, Xu, Feng, Lu, Chao, Zhang, He, Xu, Qingyu, Zhu, Jinan
The transport properties of highly oriented pyrolitic graphite (HOPG) and polycrystal graphite have been studied. The electric conductivity of HOPG is several times larger than that of the...
Lu, Chao, Chen, Jie-Qing, Zhou, Guo-Ping, Wu, Sheng-Hua, Guan, Ya-Fei, Yuan, Chuan-Shun
Neural cells undergo glutamate-induced apoptosis in ischaemic brain tissue, in which prostate apoptosis response-4 gene (Par-4) is involved. Human-bone mesenchymal stem cells can be utilized as an...
Vibration energy scavenging and management for ultra low power applications (2007)
Thesis (M.Phil.)--Hong Kong University of Science and Technology, 2007
Many classes of physical problems can be modeled through the use of sets of linear equations. The solution of the sets of equations is equivalent to calculation of a matrix inverse or generalized...
Perivascular adipose tissue promotes vasoconstriction: the role of superoxide anion (2006)
Gao, Yu-Jing, Takemori, Kumiko, Su, Li-Ying, An, Wen-Sheng, Lu, Chao, Sharma, Arya M., ...
Objectives Recent studies have demonstrated that perivascular adipose tissue (PVAT) releases vascular relaxation factor(s). In this study, we examined if PVAT releases other vasoactive factors in...
Congestion-aware active buffering for active reliable multicast / (2005)
"Supervisor, Professor Feng Gang."
Abstract Background Normalization is an important step for microarray data analysis to minimize biological and technical variations. Choosing a suitable approach can be critical. The default method...
Nazia Akil, Andy Chen, Morgan Chen, Chao Lu
For a proposed power amplifier design at 5.8 GHz
Array Interconnection for Rearrangeable 2-D MEMS Optical Switch (2003)
Teck Yoong Chai, Tee Hiang Cheng, Sanjay K. Bose, Senior Member, Senior Member, Chao Lu, ...
Two-dimensional (2-D) microelectromechanical systems (MEMS) optical switches can be constructed by arranging the MEMS-actuated micromirrors as an array. We consider here the switching capability,...
Architectural Design for Multistage 2-D MEMS Optical Switches (2002)
Gangxiang Shen, Tee Hiang Cheng, Sanjay K. Bose, Senior Member, Chao Lu, Teck Yoong Chai
Next-generation wavelength routing optical networks requiring optical cross connects (OXC) in the network have the ability to direct optical signals from any input interface to suitable output...
Crosstalk Analysis for Limited-Wavelength-Interchanging Cross Connects (2002)
Teck Yoong Chai, Student Member, Tee Hiang Cheng, Sanjay K. Bose, G. Shen, Senior Member, ...
This letter identifies crosstalk sources in limited -wavelength-interchanging cross connects (L-WIXC) and calculates the power penalty imposed by this. Specifications for the components used in the...
Performance study on a WDM packet switch with limited-range wavelength converters (2001)
Gangxiang Shen, Sanjay K. Bose, Senior Member, Tee Hiang Cheng, Chao Lu, Teck Yoong Chai, ...
Abstract—We consider a slotted WDM packet switch with limited-range wavelength converters. The performance of this switch is studied using simulations with various types of data traffic. Results...
Operation of WDM networks with different wavelength conversion capabilities (2000)
Gangxiang Shen, Student Member, Sanjay K. Bose, Senior Member, Tee Hiang Cheng, Chao Lu, ...
Abstract—We study the impact of wavelength conversion capability on wavelength routing WDM networks with fixed shortest-path routing. We propose a method for implementing wavelength routing in a...
Analytical Model for a WDM Optical Cross-Connect with Limited Conversion Capability (2000)
Teck Yoong Chai, Tee Hiang Cheng, Sanjay K. Bose, Senior Member, Chao Lu, Gangxiang Shen
In this letter, we introduce a general model for describing the connection setup in various wavelength-routing optical cross-connects with limited conversion capability. It enables us to determine if...
The Impact of Number of Transceivers and Their Tunabilities on WDM Network Performance (2000)
Gangxiang Shen, Tee Hiang Cheng, Sanjay K. Bose, Senior Member, Chao Lu, Teck Yoong Chai
For all-optical WDM networks, we study the impact of the number of transceivers and their tunabilities on network performance. Results have been obtained through simulations for networks with...
Efficient Wavelength Assignment Algorithms for Light paths (2000)
Gangxiang Shen, Sanjay K. Bose, Tee Hiang Cheng, Chao Lu, Teck Yoong Chai
In order to reduce the overall wavelength number required in a wavelength division multiplexing (WDM) network with static traffic loading, new heuristic algorithms for wavelength assignment are...
Simulation of Quantum Time-Frequency Transform Algorithms (1998)
The demand for exact computation in scientific fields related to quantum physics is not met by the Symbolic Math Toolbox developed in MATLAB. In particular, exact evaluation rational multiples of 2...
grantor: University of Toronto
Parallel Lattice Structure of Block Time-Recursive Generalized Gabor Transforms (1997)
Chao Lu, Sanjay M. Joshi, Joel M. Morris
The problems of efficient computation of generalized Gabor transforms are considered in this work. Block time-recursive Gabor transforms are defined for both complex and real data sequences, fast...
Typescript.
Teck Yoong Chai, Tee Hiang Cheng, Gangxiang Shen, Sanjay K. Bose, Chao Lu
performance of optical crossconnect architectures with converter sharing
Thesis (Ph. D.)--City University of New York, 1988. [Graduate Faculty in Engineering]
Improving the scaling normalization for high-density oligonucleotide GeneChip expression microarrays
Improving the scaling normalization for high-density oligonucleotide GeneChip expression microarrays
Lu, Chao, Chen, Jie-Qing, Zhou, Guo-Ping, Wu, Sheng-Hua, Guan, Ya-Fei, Yuan, Chuan-Shun
Neural cells undergo glutamate-induced apoptosis in ischaemic brain tissue, in which prostate apoptosis response-4 gene (Par-4) is involved. Human-bone mesenchymal stem cells can be utilized as an...