David Z. Lu
18Patents
5h-index
9Co-inventors
55Inventor score
Filing activity: Oct 1, 2003 → Jul 15, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6956820B2 | Methods, systems, and computer program products for voice over IP (VoIP) traffic engineering and path resilience using network-aware media gateway | Electricity | 52 | Expired |
| US7380011B2 | Methods and systems for per-session network address translation (NAT) learning and firewall filtering in media gateway | Electricity | 23 | Expired |
| US7424025B2 | Methods and systems for per-session dynamic management of media gateway resources | Electricity | 22 | Expired |
| US7570594B2 | Methods, systems, and computer program products for multi-path shortest-path-first computations and distance-based interface selection for VoIP traffic | Electricity | 9 | Active |
| US7447220B2 | Methods and systems for packet classification with improved memory utilization in a media gateway | Electricity | 8 | Active |
| US7453893B2 | Methods and apparatus for generating session detail records | Electricity | 5 | Active |
| US7881188B2 | Methods, systems, and computer program products for implementing link redundancy in a media gateway | Electricity | 4 | Active |
| US7940660B2 | Methods, systems, and computer program products for voice over IP (VoIP) traffic engineering and path resilience using media gateway and associated next-hop routers | Electricity | 4 | Active |
| US8681776B2 | Methods, systems and computer program products for storing communication session information at a network interface module | Electricity | 3 | Active |
| US7715403B2 | Methods, systems, and computer program products for load balanced and symmetric path computations for VoIP traffic engineering | Electricity | 3 | Active |
| US7965627B2 | QoS measurement with split-path zero-latency virtual jitter buffer | Electricity | 2 | Active |
| US8040899B2 | Methods, systems, and computer program products for implementing automatic protection switching for media packets transmitted over an ethernet switching fabric | Electricity | 2 | Active |
| US7940772B2 | Methods, systems, and computer program products for transporting ATM cells in a device having an ethernet switching fabric | Electricity | 1 | Active |
| US10225290B2 | Systems and methods for extending DSP capability of existing computing devices | Electricity | 0 | Active |
| US9071633B2 | Methods, systems, and computer program products for storing communication session data at a network interface module | Electricity | 0 | Active |
| US7969890B2 | Methods, systems, and computer program products for load balanced and symmetric path computations for VoIP traffic engineering | Electricity | 0 | Active |
| US7948985B2 | Methods, systems, and computer program products for source-aware IP routing at a media gateway | Electricity | 0 | Active |
| US7492767B2 | Methods, systems, and computer program products for throttling network address translation (NAT) learning traffic in a voice over IP device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.