• The Employee of The Year Awards 2023 of ZBit Semiconductor, Inc.• Implemented Writer to configure BIST (Built-In Self-Test) and burner with ISP (In-System Programming). - Designed and implemented anti-copy mechanism to enhance product security. - Implemented ISP in 2KB NVR to support updating application image and probing memory.• Implemented analog tool (base on F103) to measure automatically analog signal, e.g. ADC, OP-Amp. - This tool saves human effort over 80%. - Supported script input to adapt difference requeses.• Collaborated with digital designers to define chip architecture and specifications.• Formulated the policies (e.g. SDK architecture, development flow, coding style, commit-message) to improve development efficiency - Leaded-in GitLab to effectively manage SDK for SoC development. - Routinized SDK architecture to integrate the series of chips and simplify extension effort to meet roadmap. - Leaded-in DFP (Device Family Pack) and SVD (System View Description) to be friendly for user development.• Verified and programmed drivers of peripheral modules, e.g. NOR Flash, Embedded Flash, USB device, SDIO, QSPI, UART, ...etc.

• On the basis of the repo-git, built a flexible build-system from scratch and supported component management, SDK release, document generation, and GCC/GDB development.• Bring-up ARM Cortex-M4/ARM-9 and hook with FreeRTOS.• Implemented file system format feature in U-boot.• Constructed HAL/driver of GMAC and hook ethernet interface with IP stack.• Constructed the HAL (Hardware Abstraction Layer) of the ASIC drivers on ARM-9 and Cortex-M4 platform and designed a friendly interface to adapt all kind of application. - Unified and refine the flow of system bootstrap between ARM-9 and Cortex-M4. - Integrated IRQ system between ARM-9 and Cortex-M4.• Implemented a lite bootloader (BootROM) for system bootstrap, burning image, and probing memory.• Verified and programmed drivers of peripheral modules, e.g. SPI, NOR flash, DMA, UART, GPIO, ...etc.• Leaded-in GitLab server, CI (continue integration) and unit-test to increase development effectiveness• Designed SDK architecture to modularize and integrate system flow.• Formulated the policies of co-working between departments• Built-up a network simulation environment with NS-3.

• Leaded to develop SDK of ASIC (Cortex-M3). - Built up the architecture of SDK. - Programed driver to trigger/verify hardware modules. e.g. timer, uart, spi flash, ..., etc. - Positioned a code reviewer and troubleshooter. - Supervised schedule of SDK of ASIC.• Constructed framework for video player and dual-core.• Developed Middleware/Application for demonstration.

• Integrated system flow in Linux/RTOS - Developed media streaming with live555. - Demonstrated live-stream of Youtube/Facebook. - Ported middleware of SDK to the new chip branches. - Implemented fast boot with link script.• Demonstrated/Integrated drone control flow with Dronekit base on SDK of Ambarella.• Collaborated with Tencent to introduce QQ IoT into SDK of Ambarella.• Surveyed deep learning.

• Validated/implement peripheral device, e.g. UART, Timer, GPIO, etc. • Validated/Maintained algorithm of Flash Translation Layer (FTL) in SSD.

• Integrated H/W components, e.g. demodulator, ts aggregator, and media SOC.• Developed/Implemented ccHDtv protocol and code generation tool.• Designed the framework of video server.• Commercialized product concepts from the Company/Customers.Contribution and achievement• Video Surveillance (MCLDC 4 Channel Network Receiver - SDHMSRV4) - The 1st product of surveillance in the company and shipped 10K/month. - Positioned the project leader. - Independently qualified ONVIF LOGO - Coordinated RTSP/HTTP/ccHDtv modules.

• JPG driver programming• Validated IC modules (e.g. JPG, demodulator, …, etc) on FPGA/EV Board/Customer PCBA• Build up the framework of photo displaying and implemented/designed the UI layout and behavior. • Advanced the framework of media player• Commercialized product concepts from the Company/Customers.Contribution and achievement• DTV (Set Top Box and NetTV Mobile). - Announced SDK package and shipped over 100k. - Enhanced compatibility for Video/Audio/Photo player and design GUI layout for player. - Organized storage driver and unified interface of Storage/File management in middleware.

• ISP (Image Signal Processor)/JPG driver programming.• Validated ISP/JPG modules on FPGA/PCBAContribution and achievement• eBooks (Story Book inColor and Flash eBook). - The 1st product of eBook in the company and shipped over 50k.- Positioned the S/W leader.- Collaborated with customer to consummate eBook features.- Independently implemented UI behavior and peripheral handling• Digital Photo Frame (FUJIFILM DP-850SH/DP-1020SH and Electronic Photo Album). - Shipped over 150k.- Advanced GUI behavior base on user experience from OBM (SHARP).- Developed components to quickly instance photo SlideShow/Thumbnail/Browser