Xi Yang Email & Phone Number

Build the billing system

Bellevue, WA

• RCS Messaging- Implement Generic Bootstrapping Architecture (GBA) security for HTTP file-transfer.
• Samsung Messaging as a Platform (MaaP)- Implement OAuth 2.0 Authentication framework for Samsung Chatbot Platform.- QR code generator and reader.

Nanjing, Jiangsu, China

• Develop Carrier-Class High-End RoutersHandle heavy request traffic, maintain fault-tolerance connection, ensure system robustness.
• IPV6 related business modulesDeveloped IPV6 IPPOE/PPPOE, multicast of IPV6, ACL (Access Control List), URPF (Unicast Reverse Path Forwarding), 4IN6 Tunnel (in which IPV4 data can be transmitted in the IPV6 network.
• Multicast PingCheck whether the members of a specific multicast address can successfully communicate with the host router and take actions accordingly.
• Remote MonitorMonitor the in/out data from any data router to a monitoring equipment no matter how far away the two equipments are.
• MPLS OAMMPLS (Multi-Protocol Label Switching) OAM (Operation and Maintenance) provides necessary tools for network operators to operate and maintain a network. It efficiently detects and locates the internal defects of.
• BFDBFD (Bidirectional Forwarding Detection) is a detection tool to detect the break of physical links, routing failure, and abnormal conditions.

Chengdu, Sichuan, China

• Develop SFN Adapter Based on DMB-TDesign and implement SFN (Single Frequency Network) adapter for synchronization in digital multimedia broadcasting (DMB).
• Develop GPS Clock GeneratorThe GPS clock generator is used for receiving and locking the 1pps time signal generated by satellites. When the satellite signal is lost, generate another signal that approximates the.
• Design Logarithmic Response CMOS Image Sensor An image sensor based on the active pixel structure (APS) has been designed and tested in 0.5um CMOS techniques with pspice 9.0. It has the merit of high dynamic range, low.