Posdata Co., Ltd.
7Patents
6Active
7Granted
41Portfolio score
Filing activity: Feb 19, 2001 → May 6, 2009 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7649963B2 | Apparatus for estimating and compensating carrier frequency offset and data receiving method in receiver of wireless communication system | Electricity | 9 | Active |
| US8000888B2 | System and method for information supplying service | Physics | 7 | Active |
| US7616679B2 | Method and apparatus for searching cells utilizing down link preamble signal | Electricity | 4 | Active |
| US7586991B2 | Method and apparatus for calculating likelihood metric of a received signal in a digital communication system | Electricity | 3 | Active |
| US7639754B2 | Method of detecting a frame boundary of a received signal in digital communication system and apparatus of enabling the method | Electricity | 1 | Active |
| US8320330B2 | Service zone switching method based on load considering inter-cell interference in 802.16/WIBRO systems | Electricity | 0 | Active |
| US7133450B2 | Method and devices for digital video signal compression and multi-screen process by multi-thread scaling | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.