Xixian Chen
75Patents
13h-index
76Co-inventors
87Inventor score
Filing activity: Nov 21, 1996 → Feb 22, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8116781B2 | Method and system of managing wireless resources | Electricity | 222 | Active |
| US5952942A | Method and device for input of text messages from a keypad | Electricity | 219 | Expired |
| US6009444A | Text input device and method | Electricity | 116 | Expired |
| US6054941A | Apparatus and method for inputting ideographic characters | Physics | 94 | Expired |
| US6493380B1 | System and method for estimating signal time of arrival | Electricity | 62 | Expired |
| US7154846B2 | Shared channel structure, ARQ systems and methods | Electricity | 46 | Expired |
| US7139575B1 | Trigger for hard handoff from an overlay carrier to an underlying carrier | Electricity | 43 | Expired |
| US6549594B1 | Timing phase recovery method and apparatus | Electricity | 18 | Expired |
| US7236764B2 | Method and apparatus for updating locations of dormant mobile stations | Electricity | 16 | Expired |
| US9246651B2 | Outer-loop control in wireless communication link adaptation | Electricity | 16 | Active |
| US6704300B1 | Method and system for acquisition of a time stamped signal | Electricity | 14 | Expired |
| US6977915B2 | Method and system for controlling device transmit power in a wireless communication network | Electricity | 14 | Expired |
| US6510186B1 | Signal time of arrival estimation method and system | Electricity | 14 | Expired |
| US6353744B1 | Method for positioning with low geometrical dilution of position (GDOP) | Physics | 13 | Expired |
| US9036608B2 | Adaptive transmission mode switching | Electricity | 8 | Active |
| US7113538B1 | Time diversity searcher and scheduling method | Electricity | 8 | Expired |
| US7480516B1 | Method and apparatus of forward link and reverse link power control in a cellular wireless communication system | Electricity | 8 | Active |
| US8761108B2 | Table based link adaption for wireless communication transmissions with one codeword | Electricity | 7 | Active |
| US6522882B1 | Method and apparatus for locating a mobile transceiver in conversation state | Electricity | 7 | Expired |
| US7760698B2 | Shared channel structure, ARQ systems and methods | Electricity | 6 | Active |
| US8804671B2 | Method and apparatus for determining UE mobility status | Electricity | 5 | Active |
| US8750891B2 | Method and system of managing wireless resources | Electricity | 5 | Active |
| US8134963B1 | Method and system for reducing connection set-up time | Electricity | 4 | Active |
| US9496939B2 | Adaptive transmission mode switching | Electricity | 3 | Active |
| US7801085B1 | System and method of processing CDMA signals | Electricity | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.