Junyi Li
2,789Patents
41h-index
368Co-inventors
93Inventor score
Filing activity: Mar 11, 1999 → Mar 26, 2025
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7778643B2 | Power and timing control methods and apparatus | Emerging Cross-Sectional Technologies | 255 | Expired |
| US6473418B1 | Orthogonal frequency division multiplexing based spread spectrum multiple access | Electricity | 212 | Expired |
| US7047009B2 | Base station based methods and apparatus for supporting break before make handoffs in a multi-carrier system | Electricity | 169 | Expired |
| US6961364B1 | Base station identification in orthogonal frequency division multiplexing based spread spectrum multiple access systems | Electricity | 155 | Expired |
| US8503938B2 | Methods and apparatus for determining, communicating and using information including loading factors which can be used for interference control purposes | Electricity | 151 | Active |
| US7142864B2 | Methods and apparatus of enhancing performance in wireless communication systems | Emerging Cross-Sectional Technologies | 149 | Expired |
| US6922388B1 | Signal construction, detection and estimation for uplink timing synchronization and access control in a multi-access wireless communication system | Electricity | 141 | Expired |
| US6967936B1 | Uplink timing synchronization and access control for a multi-access wireless communication system | Electricity | 133 | Expired |
| US7295509B2 | Signaling method in an OFDM multiple access system | Electricity | 128 | Expired |
| US7706456B2 | Methods and apparatus for combining and/or transmitting multiple symbol streams | Emerging Cross-Sectional Technologies | 116 | Active |
| US7039370B2 | Methods and apparatus of providing transmit and/or receive diversity with multiple antennas in wireless communication systems | Electricity | 110 | Expired |
| US6954481B1 | Pilot use in orthogonal frequency division multiplexing based spread spectrum multiple access systems | Electricity | 97 | Expired |
| US6980540B1 | Apparatus and method for acquiring an uplink traffic channel, in wireless communications systems | Electricity | 88 | Expired |
| US8542706B2 | Method and apparatus related to packet fragmentation and reconstruction | Electricity | 86 | Active |
| US6985498B2 | Beacon signaling in a wireless system | Electricity | 83 | Expired |
| US7420939B2 | Methods and apparatus of power control in wireless communication systems | Electricity | 83 | Expired |
| US7230942B2 | Method of downlink resource allocation in a sectorized environment | Electricity | 82 | Expired |
| US7212821B2 | Methods and apparatus for performing handoffs in a multi-carrier wireless communications system | Electricity | 78 | Expired |
| US8098568B2 | Signaling method in an OFDM multiple access system | Electricity | 74 | Active |
| US7668573B2 | Wireless timing and power control | Emerging Cross-Sectional Technologies | 73 | Expired |
| US10069555B2 | System and method for beam management | Electricity | 71 | Active |
| US6711120B1 | Orthogonal frequency division multiplexing based spread spectrum multiple access | Electricity | 62 | Expired |
| US6819930B1 | Apparatus and method for use in allocating a channel resource in wireless multiple access communications systems | Electricity | 62 | Expired |
| US6788963B2 | Methods and apparatus for operating mobile nodes in multiple a states | Emerging Cross-Sectional Technologies | 62 | Expired |
| US7990843B2 | Signaling method in an OFDM multiple access system | Electricity | 61 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.