FREEMAN YU TANG
3805 Dupuis Ave., Apartment-8
Montreal, QC H3T 1E5
Tel: (514) 731- 3853
freemantang@yahoo.com
Objective
Serve in a role that combines my
physics background, engineering skills and experience
driving short term tactical and long term strategic
initiatives, ensuring future company and personal
career growth.
Ph.D. Microwave Plasma
Physics 8 Years Experience, R&D, RF/Microwave
Components
Master of Engineering Microwave Electronics
5 Years Experience, RF test & Manufacturing
Electronic Products
Bachelor Sc.A. Electronic
Material & Devices 5 Years Experience, Programming
Fortran, C & Matlab
Fluent, Spoken &
Written: English, Chinese 3 Years Experience, Physics
Research
WORK EXPERIENCE
RF Products
Inc., Camden, NJ 2007 - 2009
RF Filter Engineer
, R&D
• Developed VHF tunable filter with
helical cavity
• Designed UHF tunable filter
with coaxial cavity
• Developed general purpose
Matlab codes for interdigital and combline filters;
• Designed wide passband capacitance loaded
interdigital filter (225-400 MHz) with HFSS
•
Matching network, PIN diode RF switching circuit,
RF test, circuit tuning & debug
Accomplishment
¡ Fast tuning (frequency hopping) helical filters
(108-174 MHz, 30-88 MHz)
¡ Wide passband capactively
loaded interdigital filter (225-400 MHz)
¡ Folded
combline filter (1710-1880 MHz), Chebyshev and elliptic
¡ Folded inderdigital filter (1710-1880 MHz),
Chebyshev response
POLY GRAMES RESEARCH CENTER,
University of Montreal 2002 - 2006
THESIS
AND PROJECTS COMPLETED
• Developed and designed
single mode and dual mode cavity filters and transition
with substrate integrated waveguide technique (SIW),
HFSS and uWave Wizard
• Designed microstrip lowpass
and bandpass filter with ADS
• Designed microstrip-waveguide
power combiner
• Designed LNA & Doherty amplifier
with ADS conceptually
• Developed code in Matlab
with mode matching to solve waveguide discontinuity
problem
• Designed waveguide-coaxial transition
in HFSS
• Designed interdigital, combline, DR
filter and coaxial LP filter in HFSS
• PIN diode
microwave applications to switching, phase shifter
and attenuator
Accomplishment
¡ 3 pieces
of direct-coupled cavity filters and 3 pieces of
dual mode filter on 24 GHz
¡ Combline filter
(f0=1.5 GHz, w=8%), interdigital filter (1.5 GHz)
¡ Micorstrip bandpass filter (3.05 GHz) and microstrip
lowpass filter (1.0 GHz)
¡ Coaxial lowpass filters
(1.9 GHz, 3.0 GHz)
COMDEV SPACE, Ontario
2001 - 2002
ADVANCED MEMBER OF TECHNICAL
STAFF
• Tested satellite microwave communication
switches
• ATE-HP VEE programming
• Failure
mode analysis
Accomplishment
¡ Upgrading
the waveguide switch test system with new high temperature
infrared diode/detector
FOCUS-MICROWAVES
INC., Montreal 2001 -2001
APPLICATION ENGINEER
• Installed the PC controlled load-pull measurement
system with tuners
• Trained and gave support
to customers
• Developed the controlling software
and write instrument driver
• Designed and manufactured
minimized loss test fixture for FETs
Accomplishment
¡ Excellent design scenario for test fixture
JPM-ANTRUM INTERFACE, Ontario 2000 - 2000
RF / TEST ENGINEER
• Tested products using
HP Network Analyzers, passive intermodulation tester
and other electronic test instruments
• Worked
as chief engineer in charge of engineering manufacturing
and quality
• Set-up TDR analysis, ESD protection
and implemented PIM test
• Guided technician
and trained operator
Accomplishments
¡
Corrected the use of network analyzers
¡ Set-up
ESD safe workstation
¡ Replaced the old test
software with HP-VEE
SHENZHEN IBM TECHNOLOGY
PRODUCTS CO., China 1998 - 1999
PROCESS ENGINEER
• Developed production procedure for laptop
magnetic heads
• Set-up and certified production
equipment
• Designed and carried out gauge and
repeatability experiment
• Tested semiconductor
device electrically and optically
• Trained operator
on operation of equipment software
• Held sole
responsibility for ESD and controlled clean room
Accomplishment
¡ Set-up the new production
line as chief engineer and the ISO 9000 quality
control staff
SOUTHWESTERN INSTITUTE
OF PHYSICS, China 1990 - 1998
RESEARCH SCIENTIST
• Simulated, designed phased array antenna and
calculated Brambilla spectrum for 2.45 GHz LHCD
• Simulated microwave ray trajectory and energy
deposition in plasma using Fokker-Planck equation
for LHCD
• Electron cyclotron resonance heating
in tokamak
• Researched the physics in microwave
tubes and plasma device
• Carried out microwave-plasma
interaction experiment on apparatus
• Designed
electromagnetics test kits for graduate student
entrance exams
HONG MING ELECTRONIC COMPONENT
CO., China 1988 - 1990
ASSISTANT ENGINEER
• Developed and designed high frequency resistor
and microwave matching network
• Assembled and
test thick film potentiometer
• Acquired intensive
knowledge of electronic component manufacturing,
semiconductor and IC process
COMPUTER KNOWLEDGE
SOFTWARE
• HFSS 10, 11
• Mician U-wave
• Matlab 7.0.1
• TurboCAD, AutoCad
• ADS
• CST
• C & C++
• Fortran
HARDWARE
• HP Network Analyzers: 8720ES,
8753, 8714
• Spectrum Analyzer
• Signal Generator
• Power Meters
• Frequency Counter
• Waveguide
Component
• Coaxial and Microstrip Line
•
RF / Microwave IC
• Solid State Device Process
• ESD Meter and Facilities
EDUCATION
UNIVERSITY OF MONTREAL 2006
Master of Applied
Science
Microwave Integrated Circuit Development
and Design
SOUTHWESTERN INSTITUTE OF PHYSICS,
China 1995
Ph.D.
Plasma Physics
UNIVERSITY
OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA, China
1988
Master of Engineering
Microwave Electronics
UNIVERSITY OF ELECTRONIC SCIENCE &D TECHNOLOGY
OF CHINA, China 1985
Bachelor Sc.A.
Electronic
Material and Devices
AWARDS
•
IBM award for contribution to ISO 9002 system
• CNNC award, 1995, 1997
• Excellent student
awards by UESTC, 1982 – 1986
INTERESTS &
HOBBIES
• Tennis
• Volleyball
•
Reading
• Music
• Cooking
ANNEXE
TANG, Yu and WU, Ku, Development of Substrate
Integrated Waveguide Filters---Part One: Chebyshev
Response Direct-Coupled Cavity Bandpass Filters.
RF & Microwave Computer Aided Engineering, is
about to send.
TANG, Yu and WU, Ku, Development
of Substrate Integrated Waveguide Filters---Part
Two: Pseudo-Elliptic Dual Mode Cavity Bandpass Filters.
RF & Microwave Computer Aided Engineering, is
about to send.
TANG, Yu etc. Praque, Republic
of Czechoslovakia (November 1996). Lower Hybrid
Current Drive Experiments on HL-IM Tokamak. Symposium
on Physics of Small Tokamak.
TANG, Yu.
Chengdu, China (September 1996). Results of a Fokker-Planck
Simulation Model of Lower Hybrid Current Drive in
Tokamak. Nuclear Fusion and Plasma Physics, vol.
16 No 3.
TANG, Yu, He Qibing. Beijing,
China (June 1996). Numerical Method of Simulating
Lower Hybrid Wave Current Drive. Chinese Journal
of Computational Physics, vol. 13 No 2.
TANG, Yu. Beijing, China (June 1995). Simulation
Studies for Lower Hybrid Wave Current Drive Experiments
on HL-1 Tokamak. China Nuclear Science and Technology
Report.
TANG, Yu. Chengdu, China (June
21-23, 1994). Ray Tracing and Fokker-Planck Calculation
during Lower Hybrid Wave Current Drive in HL-1 Tokamak.
Digest of International Conference on Plasma Science
and Technology '94.
TANG, Yu. Chengdu,
China (June 1991). Thermal Analysis for a Gyrotron
Output Window. Nuclear Fusion and Plasma Physics,
vol. 11 No 2.