Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8243632 | Use of dual asymmetric wireless links to provide bi-directional high data rate wireless communication | Dae-Sik Oh, Tim W. Sill, Thomas M. Steele, Saad Z. Asif | 2012-08-14 |
| 8045522 | Method and system for performing handoff in wireless networks | Limei Wang | 2011-10-25 |
| 7769387 | Method and system for vocoder bypass using differentiated telephone numbers | Dae-Sik Oh, Deuk-Ho Ryu | 2010-08-03 |
| 7471950 | Base station controlled vertical handoff in a hybrid wireless communication system | Dae-Sik Oh, Kristin A. Hayne, Tom Steele | 2008-12-30 |
| 7366516 | Localized SMS messaging based on location of a mobile station | Dae-Sik Oh, Thomas M. Steele, Kristin A. Hayne | 2008-04-29 |
| 7260399 | Method and system for asymmetric handoff of wireless communication sessions | Dae-Sik Oh, Deuk-Ho Ryu | 2007-08-21 |
| 7251480 | Method and system of sending a voice message in a wireless communication network | Dae-Sik Oh, Deuk-Ho Ryu | 2007-07-31 |
| 7190969 | Method and system for controlling service to multiple mobile stations having a common subscriber identifier | Dae-Sik Oh, Robert C. Pippert | 2007-03-13 |
| 7155226 | Method and system for serving multiple subscriber stations under a common subscriber ID | Dae-Sik Oh | 2006-12-26 |
| 7092722 | Method and system for establishing mobile station active set based on mobile station location | Dae-Sik Oh | 2006-08-15 |
| 6879833 | Method and system for vocoder bypass using differentiated telephone numbers | Dae-Sik Oh, Deuk-Ho Ryu | 2005-04-12 |
| 6865391 | Method and system for vocoder bypass using electronic serial numbers | Dae-Sik Oh, Deuk-Ho Ryu, Shiva Narayanabhatla | 2005-03-08 |