Tiejun J. Xia
113Patents
10h-index
40Co-inventors
80Inventor score
Filing activity: Feb 17, 1999 → Jun 2, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6583903B1 | Method and system for controlling polarization mode dispersion | Electricity | 27 | Expired |
| US8488790B2 | Quantum key distribution system | Electricity | 24 | Active |
| US6366728B1 | Composite optical fiber transmission line method | Physics | 21 | Expired |
| US7889868B2 | Quantum key distribution system | Electricity | 16 | Active |
| US8433190B2 | Hot-swapping in-line optical amplifiers in an optical network | Electricity | 15 | Active |
| US7577257B2 | Large scale quantum cryptographic key distribution network | Electricity | 14 | Active |
| US10491296B1 | Systems and methods for passive optical network integrated tool | Electricity | 13 | Active |
| US7711267B2 | Remote management of central office operations | Electricity | 11 | Active |
| US6445848B1 | Soliton pulse transmission over long waveguide fiber lengths | Physics | 11 | Expired |
| US6229606A | Method and apparatus for measuring PMD of a dispersion compensation grating | Physics | 10 | Expired |
| US9048995B2 | Method and system for low latency radio frequency wave transmission | Electricity | 10 | Active |
| US9136970B2 | Network protection against rogue transmitter | Electricity | 7 | Active |
| US9692544B2 | Method and apparatus for a reconfigurable optical add/drop module with loop-back functions | Electricity | 7 | Active |
| US8180216B2 | Latency measurement in optical networks | Electricity | 7 | Active |
| US8644710B2 | Optical transport having full and flexible bandwidth and channel utilization | Electricity | 7 | Active |
| US9097615B2 | Fiber signal loss event identification | Physics | 6 | Active |
| US8175454B2 | Fault locator for long haul transmission system | Electricity | 6 | Active |
| US11060950B1 | Systems and methods for identifying locations of deployed fiber cables based on vibrations | Physics | 5 | Active |
| US8401395B2 | Free space optics broadband home network | Electricity | 5 | Active |
| US8280208B2 | Optical fiber connector and network device configuration | Electricity | 5 | Active |
| US7023611B2 | Optical equalization with beam counter-propagation | Electricity | 5 | Expired |
| US7747124B2 | System and method for providing large scale, automated, fiber-optic, cross-connection | Physics | 5 | Active |
| US6515786B1 | Bandwidth variable wavelength router and method of operation | Physics | 4 | Expired |
| US7099593B1 | Self-synchronization of an optical packet network using seed pulses extracted from within the packets | Electricity | 4 | Expired |
| US8521024B2 | Long reach optical network | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.