Engineer Project

Education:

> University of Southern California, Viterbi School of Engineering, LA, CA,

GPA 3.75/4.0 08/2008-05/2010

Master of Science in Electrical Engineering

> Beijing Jiaotong University, School of Electronic Information

Engineering, Beijing, China 09/2005-04/2008

Master of Science in Electrical Engineering

> Central University for Nationalities, School of Electronic Engineering,

Beijing, China 09/2001-07/2005

Bachelor of Engineering in Electronic Information Engineering

Skills:

> Programming: C, C++, assembly language(80x86, TMS320VC33), MatLab,

VHDL

> Tools: VC2008, VC6.0, openCV, Ogre3D, openGL, WinSocket,

Matlab7.0, Code Composer, Cadence, Maxplus2, ADS1.2, MS

Office

> DSP chip and related peripheral chips

DSP chips: TMS320VC33, TMS320C6713;

Peripheral chips: MAX125, TLV2544, DAC813, (DDS chip) AD9831, etc

Project Experience:

> Frequency Shift Keying signal Recognition

04/2005-06/2005

(Graduation project for Bachelor degree with assembly language)

Based on DSP system (TMS320VC33), programmed on core chip and peripheral

chips

. Generated FSK signal with AD9831, sampled FSK signal with MAX125, and

preprocessed sampled signal.

. Realized Zoom-FFT(Fast Fourier Transformation) technology for

spectrum analysis, achieved higher frequency resolution with

minimized computation, and improved the real-time performance

. Designed a friendly user interface on PC terminal, delivered the

recognition result from DSP system with Dual-port RAM communication

protocol and RS-232 communication.

> Speech Identification system (team project with C based on DSP

system(TMS320C6713)) 01/2010-05/2010

. Designed system scheme and flowchart. Realized the training and

testing process on DSP board.

. Programmed to realize the preprocess and post-process model: signal

sampling from microphone, normalization, filtering, data division

into frames, hamming windowing; intruder detection;

. Programmed to realize the "mel frequency cepstrum coefficients

processor" for feature extraction module, and Vector Quantization for

feature matching module.

. Designed the user interface on the DSP board, with LED light, DIP,

and LCD.

> Dance game for Balance Rehabilitation (directed research team project

with C++) 01/2010-05/2010

. Designed game scenarios, set different levels based on patients' need

that can be applied to neuromotor rehabilitation.

. Programmed game engine and developed interactive 3D games with

OgreSDK 1.6.5

. Embedded sound effect with openAL, and integrating the camera based

IR tracking model.

> Computer Vision (individual projects with C++)

09/2009-12/2009

. Implemented "Panoramic stitching", using SIFT feather extraction,

feature matching, homography estimation, camera pose estimation,

image blending;

. Implemented "Face recognition" with Eigenfaces technology: programmed

to realize the "PCA algorithm" to perform face recognition module;

using Haar Detector for face detection module.

> Image processing (individual projects with C and C++)

09/2009-12/2009

Programmed to realize the following functions with various algorithms.

Compared and evaluated the performance of each algorithm.

. Watermark Technology

. Image Enhancement: full linear scaling, histogram equalization

. Noise Removal: low pass filter, Median filter, pesdo-median filter

. Edge Detection: first-order(cross difference mask, Sobel mask);

second-order(laplacian, laplacian of Gaussian)

. Morphological Processing: shrinking, thinning and skeletonizing

. Digital Halftoning: fixed threshold dithering, Dithering Matrix,

Floyd-steinberg's Error Diffusion

. Geometrical Transformation: realize translation, scaling, rotation

using conversion between Cartesian coordinate and Image pixel

coordinate, reverse address mapping and bilinear interpolation

. Spatial Warping: using control points and polynomial warping

. Texture Analysis: texture classification with Laws filters; texture

segmentation with Laws filter and k-means

. Optical Character Recognition: using "Bit Quads" to get area,

perimeter and circularity; with Euler number, Aspect ratio, spatial

moment, symmetry property for the decision tree.

> Data compression (individual projects with C and C++)

01/2009-05/2009

. Programmed to realize Huffman coding, run-length coding, Scalar

quantization, vector quantization.

. Implemented arithmetic coding, Lempel-Ziv coding, QM coding,

. Implemented Jpeg,Mpeg-1,Mpeg-2.Post-process images with deblock

technology; evaluated performance by PSNR.

> Magnetic Resonance Imaging and reconstruction (individual project with

Matlab) 09/2009-12/2009

. Programmed to realize Parallel Imaging Reconstruction using SENSE and

GRAPPA.

. Programmed to realize Reconstructing Images based on Non-Cartesian

Grid.

Work Experiences :

> Intern, Beijing Dazhuo Technology Corp. Ltd.

04/2007-10/2007

Contributed to the project of "real-time DSP system for railway signal

demodulation scheme,"

. Supported the engineer to design and develop the DSP system, select

electronic chips suitable for the system, programmed to initialize

chips and configure the system for further development.

. Optimized the system by embedding a "time-domain algorithm" module

complementary to "spectrum analysis" for frequency measurement,

enhanced the stability of the system with accuracy result.

. In charge of mathematical derivation, algorithm optimization and

simulation, implementation with assembly language on DSP system under

Code Composer.

> Intern, Siemens Ltd. China, SBS

12/2006-03/2007

. Maintenance and daily operation in the Data Centre (DC). Assisted the

engineer to Inspect the Date Centre through surveillance system to

guarantee all the equipments function well

. Processed the information and data collected in the DC, record the

state of DC and write the reports

> Teaching Assistant, Beijing Jiaotong University

09/2005-12/2006

. In the course of "Real-time DSP technology & Floating-point

processor," taught detail links of the experiments, guided students

the process of laboratory, equipments settlement and maintenance,

graded the report

. Participated in editing the reference book of "Real-time DSP

technology & Floating-point processor"

Honors and Publications:

> Award of "Excellent" for Graduation-Project, Central University for

Nationalities(2005)

> Second Class Scholarship, Central University for Nationalities(2004,

2005)

> First Class Scholarship, Central University for Nationalities(2003, 2002)

> "Research On Frequency Demodulation of Railway Signal," China 14th

Symposium on Information Theory 2007 (CSIT 2007)

> "Detection of railway FSK signal based on adaptive technology," China

Instrumentation 2008 Issue 3

Leadership and Activities:

> President of Student Council, School of Electronics Engineering, Central

University for Nationalities 09/2003-09/2004

> Overall planner of college periodical, Central University for

Nationalities 10/2003-10/2004

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