Engineer Design

Bin Zhao

#** ********** ******, *******, *******, Ca M1V 3A9

Cell phone:647-***-**** Email: *********@*******.***

Highlight.

1.10 years work experiences in electronics design in analog and high speed

digital circuit design, firmware design and testing, embedded system

design experience from schematic entry & PCB layout, to fabricate

2. Bachelor in EE, Master in telecommunication, electronic designer,

project engineer.

3. 4 year embedded system design, electromechanical product design, CCTV

surveillance PTZ camera design

Objective

A position as Electronic engineer

Key Technical Skills

1. Years design experiences in electronics product design.

. Circuit design, including: embedded

hardware(ARM, MIPS, ASIC,uC), DVB & DAB STB

design, analog circuit design, RF circuit

design( silicon/RF tuner), DVR, OP-AMP, CCTV

camera surveillance system,, Audio and video

process circuit(codec, buffer, filter, video

overlay), motor control circuit, micro processor

control circuit(logic, motor, sensor), power

circuit design (SMPS, DC/DC), high speed digital

circuit(memory, flash, SDRAM, DDR, TS stream

bus, LCD bus, IDE, USB I2S, SPI, I2C), AV

interface(SCART, DVI..) Schematic capture, PCB

layout, prototype Troubleshooting, circuit

simulation(LTSpice & Proteus).

. Software design including bootloader(u-boot),

embedded Linux device driver design in Linux

driver, AVR/MSP430/arm9 microcontroller firmware

design in C, ASM, Visual basic and Verilog.

2. Experience of electronic product testing

. Establish test standard, create test procedure

for board level test, system level test for

manufacture process and engineering sample.

. Lab equipment experience in PSU, oscilloscope,

logic analyzer,

. Product test experience: regulation approval (CE

UL&FCC) and automatic Burn-In test for

reliability.

. setup test system for a new projector factory

including, dust-free plant, functional test

booth. test station in assembly line, life cycle

test rack/system.

3. Application software knowledge and other skills

. Experience of CAD tools: Altium, Orcad, Mentor,

Zuken CASTAR, LTSpice,Solidworks, Proteus,

. MSP430,AVR and arm programming experience Linux

development .

. Customer support, project and R&D department

management skills.

Career Summary

2010 Mar - 2012 Dec GosRobot Inc(Shenzhen, PR.China) Design

engineer

Attended Project

1. waterproof surveillance PTZ camera system

2. IP68 waterproof portable CCTV drain pipe inspection camera system and

controller box.

3. portable manhole inspection camera system

Duties:

system level design, circuit simulation, schematics design and PCB

layout, prototype trouble shooting, software programming, design

functional test jig.

. 2x150watt DC motor control circuit for MAXON motor and filter for

robot crawler, OVP, current, voltage sensor, 2x8 watt PZT camera

control system with embedded system(AVR16/644/ARM)

. verify the new circuit design and PCB layout, to trouble-shooting

engineering prototype.

. I involved to following in circuit design like Magnetic encoder for

camera position, accelerometer,pressometer, video text overlay OSD

menu, 2x10 watt Pan/tile DC motor control(LM5104M), Sony protocol for

zoom control(FCB-IX11A CCD camera), thermometer, Lamp light brightness

control(LM5104M), dimmable LED light LM3402

. board bring-up and prototype trouble-shooting/ firmware design for PTZ

camera system, wireless, RS485/232, USB(FT232),

. ARM/AVR ATMega/644 hardware and firmware experience for RTC, OSD menu,

sensor circuit(thermo, current voltage. pressure), LCD

display(toppoly), resistive touch screen. boot loader design for

prototype development purpose.

. experience of analog hardware simulation in LTSpice, software

(AVR&circuit) simulation in Proteus.

. Solidworks knowledge during IP68 waterproof camera design.

2008 Jan-2010 Mar Christie Digital System(Kitchener, Canada) test

engineer

Attended Project

1. ATE design, burn-in station build. PCB functional test.

2. WILD projector project(3D LED/ir business projector project )

3. setup a new 3D projector plant in China

Duties:

. Design test hardware system and test GUI(in Visual Basic/FPGA) to

verify the functionality of hardware module, for example: make a

motorized DMD check fixture with system boards for DMD dirt, taint,

pollution issue before installation by workers.

. training course for 3D projector. add new test function to test

station at assembly line to make sure every installation process is

complete before next assembly station.

. Build up a life cycle test hardware e.g. test rack, make a schematics

and wiring draw for test rack, build, routing, verification of new

test rack. set up test environment, e.g. AC power distribution(NEMA

connector), setup ventilation system(ionizer, particle counter, hose),

control cable routing like RS422, Ethernet and I/O. maintain left

cycle test code(Lab windows).

. board/ hardware sub-module system test. circuit including FPGA, DSP,

ARM, some hi-speed digital interface of digital image in a DLP system,

motor driver board and DMD module. To test those board, I used VB to

design a test GUI to control FPGA/micro controller board to create

SPI, I2C and IO signal. for example in WILD project(3D LED business

projector project).

. collaborate with PCB manufacturer to review their test procedure and

improve test coverage. Check PCB board layout during PCB design phase

and verified Gerber file for test and manufacturer purpose. e.g test

point, component placement confliction during assembly

. collaborate with hardware design engineer to pass the approval

certificate test(EMI/safety).

. study new test methodology to reduce functional test time in

functional test booth.

2007 Feb-2008 Jan Sonavox Canada Inc( previous Indigo Manufacture

Inc)(Toronto, Canada) Senior design Engineer

and project engineer

Attended Project

1. Logitech 2.1 Channel300Watt class AB Amplifier design with STA5150 and

STA575

2. USA Boston Acoustic Inc. 40 Watt Class D 2Channel iPOD docking system

with STA333BW

3. UK Tannoy i30 and i50 loud speaker projects.

Duties

. Project leader role for i30 and i50 projects, co-ordinate between R&D

and the manufacture test team,

. Design schematics and PCB Layout. Design 40watt PSU and audio

amplifier with op-amp for ipod docking system.

. embedded system firmware programming in C language for MSP430 MCU. For

example: driver firmware of class D audio, audio codec and sensors

like current, voltage, temperature ...

. Prototype build and troubleshooting, lab test for system level

performance, Create functional test standard and procedure, trouble-

shooting to pass a compulsory approval test(UL/FCC)

. support manufacture by providing test standard and procedure for PPR

and MPR, and functional test of first batch of MPR product(Audio

precision).

2004 Jan-2007 Jan Frontier Silicon Ltd(UK and China) DVB-T

Project engineer and hardware team leader

Attended Project

1. DVB-T project and DAB + DVB project

2. customer support for design and manufacture issue.

3. build DVB/DAB module and process a ATE test in third party

factory.

Duties

. Accept 3 month training for terrestrial DVB/DAB set top box.

. Support local third party factory to manufacture DVB/DAB modules and

collaborate to setup automatic test platform in their factory for

modules validation purpose.

. Support customer for circuit design with FS DTV/DAB module. e.g. Check

their peripheral circuit, check the SMPS power output, I/O, output

interface, PCB layout, provide on-site trouble-shooting for key

customer. prototype and first batch sample check for performance like

sensitivity, BER in R&S SFQ,/SFU, DTV signal meter, network analyzer.

furthermore, for the first prototype, I need to use video measurement

set(VM700T) to measure analogy video output(CVBS) and audio, use

oscilloscope, multi-meter and debug tools to do trouble-shooting board

level issue.

. Assist key custom to pass approval certificate test(EMI and safety).

Lab test for customer prototype, review customer production test

procedure, functional test before software release to customer.

. verify customer issue report on FS platform and find out root cause,

collaborate with UK senior engineer for a better solution.

2003 Jan-2004 Dec Mico electronic Ltd (Shenzhen, PR.China)

Project engineer and hardware engineer

Attended Project

1. DVB-T/DVB-C project (zoran 39140/39150, Philips,)

2. portable handheld DTV,

3. DTV USB dongle(DiBCom)

4. DVR in Zoran 39140 solution

Duties

. DVB-T/C set top box hardware design including PCB layout peripheral

circuit design like demodulator, NIM tune/Silicon tuner circuit, SMPS

PSU, interface DVI, SCART, S-video.

. Embedded system for 7 inch portable handheld TV in Sunplus DVB ASIC,

USB DTV dongle with RF silicon TV tuner, 10-20w SMPS, DC/DC, design

DVBT STB & DVR with IDE hard disk. Design included following circuit:

video decode(DSP inside), memory bus(Flash, DDR, SDRAM), Video process

circuit(buffer audio codec circuit and also USB, 1394 firewire.

. USB dongle as DTV receiver in DiBCom solution/ Car DVB-T receiver. I

did field test and lab test for mobility during receiving & antenna

index(voltage standing wave ration, orientation thermo issue

. prototype board bring-up and trouble-shooting with debugger tools and

RS232 port, engineering sample test with equipment like R&S DTV signal

generator for sensitivity, BER, Tektronix VM700T(Video measurement

set) for analogy TV signal test. Approval certificate test for EMI and

safety.

Educational background

Master of Science in Data Communication and Networks Security

University of Hertfordshire, Unite kingdom

Bachelor degree in electronic and electrical

Guilin University of electronic technology

Languages: fluent in spoken and written in English and Mandarin

References are Available on Request

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