Sheng   Liu
 
 
Med Surge II 364                                                                                                      E-mail: sliu@uci.edu                                          
Irvine, California 92697                                                                                            Phone: (949) 824-3927 




 
OBJECTIVE:         Seeking an engineer or research position in DSP (digital signal processing) 
 
EDUCATION:        University of California, Irvine (UCI)
                              Ph.D.: Biomedical Engineering, expected on December 2004
                              University of Science and Technology of China, China (USTC)
                              M.S.:  Electric Engineering (2000) 
                              University of Science and Technology of China, China (USTC)
                              B.S.:   Biological Science (1997)
 
SKILLS:                  Language:   C,  C++,  Visual C++, Visual Basic, Fortran, Delphi,  SQL, Assembly Language
                               OS:              DOS, Win98, NT, 2000, XP, Unix, Linux
                               Tools:          VHDL, HDL, Protel, Verilog, P/HSPICE, IRSIM, Cadence, Magic, TDT, Matlab
                               Hardware:  CMOS, FPGA or PLDs, Motorola DSP56XXX, TI 54XX and 63XX                   
 
EXPERIENCE:       Research Engineer & Assistant, Hearing and Speech Research Lab, UCI, (2000-present)       
               
v     Working on a new strategy for new-generation cochlear implants. 
o       Used different research interfaces together with different DSP boards 
o       Built new algorithms to code fine-structure information 
o       Integrated place-coding and temporal-coding hearing theories together
o       Combined different auditory models in signal processing
 
v     Developed hardware and software for the hearing aid to enhance speech 
o       Designed different speech experiments to extract cues for higher intelligibility 
o       Built new digital signal processing algorithms based on experimental results
o       Implemented the simulation of the new algorithms in Matlab
o       Designed digital and analog hardware for a hearing aid device prototype
o       Evaluated the performance of the prototype, which showed better performance
 
v     Developed programs to setup speech and psychoacoustics experiments
o       Setup different programs to investigate the hearing mechanism 
o       Developed different programs to testify the hearing models
o       Designed psychoacoustics and speech experiments to further current research
o       Used almost all program languages in the experimental design
o       Used TDT system II and III software and hardware packages as the platform
 
v     Designed the CMOS De/encoder, ALU and SRAM in class projects 
o       Used PSPICE and IRSIM for simulations and Magic for layouts
o       Designed CMOS current references and OP-AMPs by using the same tool sets
o       Designed several simple RF circuits   
 
 
 
                               Research Assistant, Biomedical Ultrasonic Engineering Lab, USTC, (1996-2000)    
 
v     Implemented ultrasonic image processing and real-time image/sound transmission 
o       Implemented H.263 and G.730 ITU-T standard over TCP/IP Internet 
o       Designed specific image enhancing algorithms improve the accuracy of B-ultrasonic diagnosis
o       The image/sound were compressed in real-time transmission.
 
v     Designed an automatic peak-detecting system for BAEP 
o       BAEP is the acronym of Brainstem Auditory Evoked Potential
o       Implemented a match-filter technology to detect peaks
o       Increased detection accuracy by 5% comparing to traditional detection methods. 
 
v     Participated in the development of CAI (Computer Aid Instruction) system 
o       Focused on real-time high-speed data acquisition. 
o       Used the VXD programming technology to acquire data from different peripherals in real time.  
 
 Software Engineer, HuaWei Ltd. Shanghai, China (1999)
 
v     Developed a specific PACS system for the real-time image/sound transmission
o        Implemented H.263 and G.730 ITU-T standard over PSTN 
o       Trained other engineers in TCP/IP and database programming
                            
 
AWARDS:               Research fellowship at UCI, (2000 to present)
                               Fellowship for 2004 International Hearing Aid Conference (IHCON), (2004)
                               Fellowship for 2003 34th Neural Prosthesis Workshop, (2003)
                               Fellowship for 2003 Conference on Implantable Auditory Prostheses (CIAP), (2003)
                               Fellowship for 2003 International Hearing Aid Conference (IHCON), (2003)
                               Research fellowship at USTC, (1997-2000)
                               Guanghua Scholarship at USTC, (1998)
                               Excellent Student Scholarship at USTC, (1997)
 

PUBLICATIONS:   á  Liu, S., Del Rio,  E., Bradlow, A., and Zeng, F.-G. Clear speech perception in acoustic and electric hearing. (in press)

á  Zeng, F.-G., Nie, K., Liu, S. et al. On the dichotomy in auditory perception between temporal envelope and fine structure cues. (in press)

á  Chen, X., Zhou, K., and Liu, S. (2002) PSTN-based Point-to-Point Remote Database Query System. Computer Engineering and Applications, 38(5), P185-188 (in Chinese)

á  Zhou, K., and Liu, S. (2000) The development of a PACS system for B mode ultrasonic image. Computer Engineering, 26(4), P4-6 (in Chinese)

á  Bai, Y.-S., and Liu, S. (2000) Real-time communication between Vxds and application program in Win95 GUI. Microcomputer Applications, 21 (6) P371-374 (in Chinese)

 

REFERENCES:       Available upon request