Jae Sun Cha
46Patents
4h-index
31Co-inventors
59Inventor score
Filing activity: Sep 3, 2004 → Jan 27, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10219159B2 | Method and apparatus for transmitting and receiving reference signal using unlicensed band | Electricity | 5 | Active |
| US8837404B2 | Method of updating system information in wireless communication system | Electricity | 4 | Active |
| US9319127B2 | Method of relay between devices | Electricity | 4 | Active |
| US8441998B2 | Method of transmitting broadcast information in multiple carrier system | Electricity | 4 | Active |
| US8725183B2 | Device and method for managing base station and terminal | Emerging Cross-Sectional Technologies | 3 | Active |
| US8346283B2 | Method for location determinating | Physics | 2 | Active |
| US8634391B2 | Method for communication using carrier switching in mobile communication system supporting multiple carrier | Electricity | 2 | Active |
| US7848755B2 | Method for recovering ARQ data in wireless portable internet system | Electricity | 2 | Active |
| US9749098B2 | Method and apparatus for transmitting and receiving system information in mobile communication system | Electricity | 2 | Active |
| US8948073B2 | Method and apparatus for managing carrier of multicast and broadcast service | Electricity | 1 | Active |
| US9433024B2 | Communication method of terminal and communication method of base station for direct communication link between terminals | Electricity | 1 | Active |
| US8160102B2 | Method and apparatus for upper level protocol message | Electricity | 1 | Active |
| US9338808B2 | Method of direct communication by terminal | Electricity | 1 | Active |
| US9237588B2 | Method for transmitting uplink data, and base station and terminal supporting the same in mobile communication system | Electricity | 1 | Active |
| US8774807B2 | Method of performing handover in multi carrier wireless access system | Electricity | 1 | Active |
| US8825794B2 | Apparatus and method for transmitting and receiving multicast broadcast service | Electricity | 1 | Active |
| US9271262B2 | Method and apparatus for managing multicast and broadcast service resource | Electricity | 0 | Active |
| US8934448B2 | Handover method in wireless portable internet system | Electricity | 0 | Active |
| US12356453B2 | Method and apparatus for managing allocation and usage of radio resource, method and apparatus for transmitting data through unlicensed band channel, and method and apparatus for managing access of radio resource | Electricity | 0 | Active |
| US8713395B2 | Transmitting apparatus and retransmitting method | Electricity | 0 | Active |
| US8494562B2 | Method of providing location information in wireless communication system | Electricity | 0 | Active |
| US9209886B2 | Terminal and communication method thereof | Electricity | 0 | Active |
| US8750193B2 | Apparatus and method for transmitting and receiving MBS data | Electricity | 0 | Active |
| US10440744B2 | Radio channel access method and apparatus | Electricity | 0 | Active |
| US8976731B2 | Base station, mobile station, paging message transmitting method, and paging message receiving method | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.