Chun-Hao Tseng Email & Phone Number

Hsinchu County, Taiwan, Taiwan

Hsinchu City, Taiwan, Taiwan

4G/5G Dual-SIM operation• Collaborated with multidisciplinary teams to derive technical requirements• Co-designed 4G/5G Dual Standby & Dual Active functionalities and their enhancements5G NR mmW L1 RF/FE Hardware Abstraction Layer (HAL)• Defined module scope & interface and designed system architecture• Provided an unified interface to high level applications and plugins, such as scenario control and relevant algorithm modules• Proposed unified device model which makes writing drivers for new hardware easy• Developed flexible customization mechanism for diversified product strategy• Led and guided 6 engineers to develop high-value product• Scheduled task and planned roadmap to guarantee on-time delivery• Introduced agile development, extreme programming and CI/CD5G NR sub6 & 4G LTE Multi-RAT RF/FE aggregator on Dimensity series SoC• Collaborated with international teams to clarify requirements and prerequisites for Multi-RAT Dual Connectivity (MR-DC) feature• Designed and implemented the major module carrying out MR-DC and integrating 5G modem solution• Established unit test framework with 90% coverage4G LTE RF/FE firmware on MT6799/MT6779 SoC• Developed the core functions• Provided better modularity and stability and reduced 15% debug time by re-organizing the architecture of Rx/Tx DFE, AGC and TPC firmware• Improved computational efficiency to hard real-time system; reduced cache miss rate and optimized memory usage• Simplified the integration test and saved 50% development time by launching new script-based framework for pre-silicon verification• Organized and solved issues throughout post-silicon validation stageBootcamp & study group• Initiated bootcamp for hands-on experience• Found study groups for junior members to consolidate technical skills

Hsinchu County/City, Taiwan

4G LTE small cell• Implemented UE/eNB emulator for preliminary testing on adopted 3rd party SW components• Programmed S1AP & X2AP protocols for control signaling service• Designed and implemented Self Organizing Network (SON) for planning, configuring and optimizing small office network• Transferred SON software to Mitrastar• Demonstrated interoperability with numerous dongles (Qualcomm & MTK SoC inside) and EXFO NetHawk core network simulatorWiMAX all-in-one core network box• Built authentication, authorization & accounting (AAA) functions with FreeRADIUS & MySQL• Proved interoperability with Gemtek base station and various dongles (MTK & Sequans SoC inside)4G LTE RRC (L3) protocol in UE• Developed measurement functionality for assisting mobility decision making• Integrated with L1 & L2 implementation

Master Of Science (M.S.), Computer Science And Engineering

Bachelor Of Science (B.S.), Computer Science And Engineering