GOH WAY WAY LOH

• Develop functional tester for Keysight P550 PCBA’s, including the tester hardware and software developments (Labview programming)
• Keysight P550 PCBA’s is the instrumentations controller boards
• Design functional tester for Keysight Darwin PCBA’s including the tester hardware and software
• Keysight Darwin is the instrumentations connections boards
• Deal with tester vendor for all the handled tester design
• Write Tx(Transmit power)&Rx(BLER&Rx Sensitivity) test programming for RF/Wireless product test by using Python/C++ programming with test equipment Rohde&Schwarz CMW500 Wireless Communications tester
• Issue ECN for related product design change/new parts
• In-charge of MPS (Manufacturing Process Specifications) writing for new products
• ICT test fixture design for TBS3.0 RF/Wireless products.
• Monthly salary: SGD4200

• Develop and in-charge of Test Engineering for Medical devices products test
• In-charge of testers hardware and software engineering
• Troubleshoot testers problems and provide recommendations or solutions in testers hardware and software engineering
• Coordinate daily testers activity and production schedules
• Maintain all testers preventive maintenance and ensure the testers is functioning well
• Deal with customer for any testers troubleshooting and solutions
• Maintain all testers calibrations master list
• Provide ePR for testers hardware or spare parts purchase
• Coach technician in PCBA’s debug
• In-volve in some of PCBA’s debug activities, example: PCBA’s process issues or component failures issues
• In-charge of PCBA’s components failures FA submissions to component vendors.
• Monthly salary: MYR7100
• Reason of leaving: Develop career at Singapore.

• Main Project Engineer for RF/Wireless Communications Measurements equipments (4G/5G/Synthesizers), from a well-known US OEM platform
• Set-up 16 FCT testers, mainly in RF/Wireless&Digital programming FCT testers set-up
• Including in-charge of PCBA debug activities
• In-charge of all testers accessories purchase for set-up productions testers
• Including testers software set-up&purchase
• The set-up RF/Wireless testers set-up for digital modulations for BPSK, QPSK, 16QAM&64QAM
• Deal with various engineering dept such as Productions, Process, QA, SQE and FVMI(PCBA Visual Inspections.)
• In-charge of defect failure components FA to vendor results from the RCA of failure PCBA’s
• Prepare Fist Article build reports for customer.
• Monthly salar: MYR6100

• Incharge of Video On-Demand transceiver module test engineering
• Generate product yield report by weekly
• Feedback product yield and any technical issue to customer
• Perform test on RF module such as OFDM, QAM, Equalizer calibration and RF Return loss
• Set-up, calibrate and troubleshoot the ATE tester
• Perform yield analysis by using Minitab
• Perform ECN rework and generate RCCA report
• Familiar with related RF test equipment such as spectrum analyzer, power meter and VSA
• Perform product circuitry debug and troubleshooting
• Support of product manufacturing development
• Deal with product quality issues.
• Monthly salary: MYR5500

• Perform post-silicon validation/testing for the product during qual activity to verify the product to meet the design requirements
• Evaluation and debugging the silicon test methods
• Analyze and debug the failure of the silicon and summarize on the next steps for the root cause
• Perform reject validation (RV) on the units and make summarize report
• Perform functional and parametric testing and test characterization activity
• Perform yield analysis for yield improvement of silicon
• Conducting silicon debug and qualification for automotive chipset qual activities
• Summarize debugging test report and send test report to management
• Deal with other dept like QRE for product qualification activities
• In-charge of HDMT tester set-up including loading test program and initialize tester
• Perform chipset limits optimization and recommendations on silicon.
• Monthly salary: MYR4966

• Design and develop the Functional Tester (FCT) for electronics products
• Developed RF/Wireless/Zigbee System products operating in frequency of 2.4GHz test platform
• Design and develop the functional tester hardware circuitry for PCBA level test
• Understanding the products functional and electronics circuitry plus schematic
• In-charge of tester fixture and the tester hardware design
• Understanding of customer test plan and requirements and convert it into production line testers
• Provide trouble shooting on functional tester including the hardware and software.
• Defining the RF test equipment and the test system set-up for Zigbee wireless module
• Proposed complete RF test system and platform to customer, including sourcing the

RF test equipments and all the needed RF

test accessories for test station.

• Design and developing the GPS receiver functional tester for GPS module.
• Monthly salary: MYR4200

• Complete solve the SAW filter ESD/Power Durability problem of one of the new developed TD-SCDMA mobile wireless application SAW filter
• SAW filter layout design and development

with using Unix/Linux system.

• Perform SAW filter tracks and IC layout routing connection design.
• Perform IC layout simulation for the developed SAW filter.
• Perform SAW filter Electromagnetic Simulation
• Perform SEME (Simulations of ElectroMagnetic Effects)simulation on SAW filter layout and packaging with using Unix/Linux programming.
• Also perform the acoustic simulations for SAW filter.
• Perform RF parameter simulations such as insertion loss (S21 in dB), input return loss and output return loss (S11 and S22 in dB) and VSWR for SAW filter.
• SAW filter ESD/Power Durability Problem Countermeasure.
• Perform SAW filter layout modification on the filter tracks, example for fulfilling the ESD HBM model voltage requirement >250V
• Perform SEME (Simulations of ElectroMagnetic Effects) and acoustic simulations after done the SAW filter layout modification.
• Monthly salary: SGD3600

• Handling of RF measurement equipments and automated test station set-up
• In-charge of LNA automated test station set-up for GPS.
• Write tester programming with using Agilent VEE programming.
• LNA measurement: P1dB(1dB gain compression point), IP3(Third-order intercept point), s-parameters(s11,s22,s21&s12) and noise figure.
• Involved in RFIC qualification test and characterization activities.
• In-charge customer samples/demo-boards preparations.
• Handling of test stations/measurement equipment troubleshooting.
• Hands-on various type of RF test/measurement equipments.
• GPS application LNA design and development
• LNAs optimization and component tuning to meet customer specifications.
• Perform LNA stability factor analysis and measurement with network analyzer.
• Support of RFIC characterization activity/qualifications test.
• LNA IC module simulation and optimization.
• Impedance matching circuitry for LNA including optimize the s-parameters.
• LNA DC biasing circuitry simulation and optimizations.
• Monthly salary: MYR3400

• Switched mode power supply (SMPS) AC adaptor design for portable audio products.
• In-charge of electrical component selections/evaluation.
• Support of PCB layout design activities (EMC/PCB grounding routing, PCB design and others electrical safety rules).
• Perform EMC/EMI test.
• Hi-Fi sets speaker design and development
• Perform related audio measurement for Hi-Fi sets speaker module.
• AC-DC power supply circuitry design.
• Electrical parts selection and test evaluation.
• Support of PCB layout design activities for power supply board.
• Perform EMC/EMI measurement and product electrical safety test.
• Bill of material (BOM) and part list preparations for the developed products
• Including circuitry analysis and troubleshooting
• Support of products qualification test activities
• Component searching for new developed products.
• Monthly salary: MYR3000